CONFIDENTIAL

2
. SVC Model Information

2
-
2. Disassembly & Reassembly (Important management
points)

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

When detaching Rear, check if there is any damage to
flood prevention sponge at the top of the Rear.

Be careful with C2C FPCB, coaxial cable when assembling
and disassembling.

Back
-
Glass

Check whether
Camera Module
,
MIC module
,
Connector
,
Contact
are damaged or not.

When disassembling RCV/MOT/SPK, Insert tweezers
to each hole. Be careful not to touch the battery and
not to peel
the tape.

Do not reuse the
RCV/SPK
after it has been removed.
It must be replaced with a new
RCV/SPK.

Be careful with Finger print key
Bracket(twist)/FPCB(damage),

during assembly and disassembly.

2
-
3. Disassembly & Reassembly (Battery
replacement)

Type

Structure

Display
and Bracket are inseparable.

Battery replacement is required when
Front
Assy
components are defected.

Do not
reuse the battery after it has been removed. It must be replaced
with a new battery.

* Reusing a removed battery could lead to potential safety hazards

Display

Bracket

Battery

Inseparable part

(Front
Assy
)

RCV disassembly hole

CONFIDENTIAL

3
-
1
.
Main Function

3. Product Function

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

Item

Description

OS

Android
V12.0 (R)

SM
-
A137F

Network

2G

-
GSM : 850 / 900 / 1800 / 1900

3G

-
WCDMA : B1 / B5 / B8

4G

-
FDD : B1 / B3 / B5 / B7 / B8 / B20 / B28

-
TDD : B38 / B40 / B41

Battery

5
,
000
mAh

Processor

MediaT
ek
MT6769V/CTZA Octa
-
Core 2GHz, 1.8GHz 64bit

Connectivity

GPS,
Glonass
,
Beidou
, Galileo, QZSS, BT5.2, USB 2.0
Type
-
C, Wi
-
Fi 802.11 a/b/g/n/ac
2.4G+5GHz, NFC (Only
for SM
-
A137F_EUR)

Camera

Rear

Wide : 50MP, AF, F1.8

Ultra Wide : 5MP, FF, F2.2

Bokeh
: 2MP, F2.4

Macro : 2MP, F2.4

Front
: 8MP, FF, F2.2

Display

6.6” In
-
Cell Touch LCD | PLS, 2408 x 1080 (FHD+)

SM
-
A137F_EUR

RAM

3
/ 4 B

SM
-
A137F_EUR

ROM

32 / 64 / 128 GB

SM
-
A137F_MEA

RAM

4 / 6 GB

SM
-
A137F_MEA

ROM

64 / 128 GB

Sensor

Accelerometer, Finger print Sensor, Geomagnetic Sensor, Virtual Light Sensing, Virtual
Proximity
Sensing

CONFIDENTIAL

4. Exploded View and Parts List

4
-
1. Electronical
Part List

: Refer to
‘
01
-
SM
-
A137F_Common_Main
Part List
'
file which uploaded separately

4
-
2
. Cellular phone Exploded View

: Refer to ‘
02
-
SM
-
A137F_Common_Exploded
View
' file which uploaded separately

4
-
3. Cellular phone Parts list

: Refer to SVC PPL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

CONFIDENTIAL

5. Components Layout

5
-
1. Components
Layout

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

SOC7002

RCAM1 CONN

SIM5002

SIM/SD socket

U3004

Magnetic Sensor

U5001

OVP

UME5000

Memory

U5000

IF PMIC

U1002

HB PA

ANT5002/ANT5004

Volume key contact

U6000

SPK
AMP

U4000

AP

U6002

BL IC

SOC7003

RCAM4 CONN

SOC7001

RCAM2 CONN

PBA(Top Side)

MIC6000

Sub MIC

ANT2001/ANT2002

SUB ANT Contact

SOC7000

Front CAM CONN

U3003

BT/Wi
-
Fi IC

ANT3004

BT/Wi
-
Fi

PAM1000

POWER AMP

SOC6000

C2C FPCB CONN

SOC5000

Battery CONN

SOC7004

RCAM3 CONN

U3008

NFC IC (EUR Only)

ANT3001/ANT3002

NFC ANT
Contact(EUR Only)

U7005

CAM PMIC

ANT3000

BT/Wi
-
Fi

U5004

Main PMIC

ANT3003

BT/Wi
-
Fi

U2006

Transceiver

PBA(Bottom Side)

ANT6000/ANT6001

RCV Contact

LED5000

FLASH LED

U3005

ACCELEROMETER SENSOR

SOC3000

Finger Print Sensor CONN

ANT3005

BT/Wi
-
Fi

CONFIDENTIAL

5
-
1. Components
Layout

5. Components Layout

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

SUB PBA(Top Side)

SUB PBA(BOTTOM Side)

SOC1000

MAIN FPCB CONN

RFS1000/RFS1001

Coaxial Cable CONN

ANT1004/ANT1005

MAIN ANT2 Contact

SW1001

Main ANT2 Switch

U1002

Grip Sensor

SW1000

MAIN ANT1 Switch

ANT1001

MAIN ANT1 Contact

ANT1000

MAIN ANT2 Contact

SW1002

MAINT ANT1 Switch

MIC1000

MIC

IFC1000

IF CONN

EAR1000

Ea
r
jack

ANT1002/ANT1003

Motor Contact

ANT1006/ANT1007

SPK Contact

CONFIDENTIAL

6. Trouble Shooting (L3)

6
-
1 Display

6
-
2 Touch

6
-
3 Power, Charging

6
-
4 Camera

6
-
5 Audio

6
-
6 Sensor

6
-
7 Connectivity (
Wi
-
Fi
, GPS, NFC)

6
-
8. No SVC

6
-
9
.
USIM

CONFIDENTIAL

Image

Description

1. Check the charging notification sound

or vibration when connected to charger.

-
Should be no sound and no vibration.

-
The device keep 'No display' status.

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

3. Check the disassembled
device for OOW.

-
Water damage.

-
Part burnt.

(Charging port, PBA, Battery and others)

-
Broken traces and others.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
1
-
1. Black Display

6
-
1. Display

1) Symptom

-
Description : No display after power on. Temporary no display or dimmed display

2) Defect Decision Conditions

-
Noised images on the screen after turning on

-
Check booting sound and no vibration .

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

* No charging sound

Or vibration

Water indicator tripped

USB charging port burnt

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
1. Display

6
-
1
-
1. Black Display

Image

Description

[Attention]

4. Disconnect Battery Connector at first
.

5. Check the 'PBA ↔ Display' connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

6. Check the SUB connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

7. Exchange the display module

with new one and check the device.

8. If the device
is working normally after

removing the capacitor,

exchange it with new capacitor.

If not, exchange the PBA.

CONFIDENTIAL

Image

Description

1. Check if there is any damage of external

impact on the device.

(especially, Front Window)

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

3.
Exchange the display module

with new one and check the device
.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
1
-
2. Bit defect (Horizontal line)
(L3)

1) Symptom

-
Description : Bit defect(Horizontal line) after power on.

2) Defect Decision Conditions

-
Description : Even
if
the screen
changes or the device reboots,
the bit failure phenomenon
remains.

3) Repair Guide

-
Caution : First of all,
check if there is any damage of external impact on the
device.

6
-
1. Display

* Checking
external

damage of the device

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
1
-
3.
Screen overlap / shaking /
flicker
(L3)

1) Symptom

-
Description :
Screen overlap / shaking / blinking
after power on. Temporary symptom or continuous
maintenance.

2) Defect Decision Conditions

-
Description : You
can see that symptom when something is changed or something is played
on the
screen of
device. (ex : contents of
Youtube
[Mosaic Pattern], swap menu block on screen [ICON Crack])

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
1. Display

Image

Description

1. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

2.
Exchange the display module

with new one and check the device.

3. If not, finally, exchange the PBA

with new one and check the device.

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
2
-
1. Abnormal Touch(Ghost touch)

1) Symptom

-
Description : Abnormal touch(Ghost touch)

2) Defect Decision Conditions

-
Description : Abnormal
touch(Ghost touch)

3) Repair Guide

-
Caution : First of all, check if there is any damage of external impact on the device.

6
-
2. Touch

Image

Description

1. Check if there is any damage of external

impact on the device.

(especially, Front Window)

2. Input
key string *#2663#,

click TSP FW update(General).

After that, check the *#0*# tsp test.

If the touch test is not work normally,

check the next step.

3. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

* Checking
external

damage of the device

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
2. Touch

6
-
2
-
1. Abnormal Touch(Ghost touch)

Image

Description

[Attention]

4. Disconnect Battery Connector at first
.

5. Check the 'PBA ↔ Display' connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

6. Check the SUB connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

7. Exchange the display module

with new one and check the device.

8. If the device
is working normally after

removing the capacitor,

exchange it with new capacitor.

If not, exchange the PBA.

CONFIDENTIAL

Image

Description

  • 1.
    Check if there is any damage of external

impact on the device.

(especially, Front Window)

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
2
-
3. No Touch

1) Symptom

-
Description : No touch

2) Defect Decision Conditions

-
Description :
No Touch

3) Repair Guide

-
Caution : First of all,
check if there is any damage of external impact on the
device.

6
-
2. Touch

* Checking
external

damage of the device

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
2. Touch

6
-
2
-
3. No Touch

Image

Description

[Attention]

4. Disconnect Battery Connector at first
.

5. Check the 'PBA ↔ Display' connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

6. Check the SUB connector

and connect it again when it connected

improperly.

After that, connect battery connector again

and check the display.

7. Exchange the display module

with new one and check the device.

8. If the device
is working normally after

removing the capacitor,

exchange it with new capacitor.

If not, exchange the PBA.

CONFIDENTIAL

Image

Description

1. Check the charging notification sound

or vibration when connected to charger.

-
Should be no sound and no vibration.

-
The device keep 'No Power' status.

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13 LTE'
from the GSPN.

3. Check the disassembled
device for OOW.

-
Water damage.

-
Part burnt.

(Charging port, PBA, Battery and others)

-
Broken traces and others.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
1. No Power

6
-
3.
Power, Charging

1) Symptom

-
Description : No display & vibration after press power key.

2) Defect Decision Conditions

-
Description : The
phone no any display & vibration after booting.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

* No charging sound

And no vibration

Water indicator tripped

USB charging port burnt

[Disassemble Jig]

CONFIDENTIAL

Image

Description

1. Check
battery voltage at first

1&2 pin : Battery voltage, 7&8 pin
: GND

(There is no passive material check point
outside of shield can)

It’s normal over 3.5v.

If battery voltage is under 3.5v, charge the
phone with charger.

2. Check the 'PBA ↔ Battery'
connector(SOC5000)

and connect it again when it connected
improperly.

After that, check to turn on the phone.

3. Check the 'PBA ↔ Power key ' contact
pin(SOC3000)

and clean the contact pin/pad when there is
a foreign object.

After that, check to turn on the phone.

4. Check the 'PBA ↔ LCD '
connector(SOC6000)

and connect it again when it connected
improperly.

After that, check to turn on the phone.

5. Exchange the display module with new one
and check the device.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
1. No Power

6
-
3.
Power, Charging

* Need to change

with battery

CONFIDENTIAL

Image

Description

1. Check ‘Power Key signal' on
the PBA as
below.

→ check R5307 voltage
when the charged
battery is connected.

R5307 voltage : High(Battery level)

→ power signal is OK. Change the power
key FPCB.

R5307 voltage : low

→ power signal is abnormal. Check the
step2.

2. Check the TP_SYSRSTB after power key is
pressed during 2~3 seconds. (boot on)

-
Check if ‘TP_SYSRTB' is changed from 0v to
1.8v.

-
If its signal is changed, PMIC is OK.

3. If PS_HOLD
signal is 0v after press power key,
exchange the
PBA.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
1. No Power

6
-
3.
Power, Charging

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
2. Reboot during Power on
(L3)

1) Symptom

-
Description : reboot during power on

2) Defect Decision Conditions

-
Description :
The phone is rebooting
during power on.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
3.
Power, Charging

Image

Description

1. Check power
on current
with Power Supply
and ANYWAY JIG.

2
-
1. Push down Anyway Jig switch 7,8

2
-
2. Power
supply set to 4.5v
↑

2
-
3. During booting, check current.

If the current consumed by the set is not
displayed, proceed to step 3.

3. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

4. check the battery connector connection

and battery condition.

5.
If not, replace PBA.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
2. Reboot during Power on

6
-
3.
Power, Charging

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
3. Sudden Discharge in the
i
dle state
(L3)

1) Symptom

-
Description : Battery level decreases rapidly in the idle state.

2) Defect Decision Conditions

-
Description
:
Battery
level decreases
rapidly in
the idle
state by abnormal current consumption.

3) Repair Guide

Image

Description

1. Check Power
-
off leakage current.

1
-
1. Push down Anyway Jig switch 6,7,8

1
-
2. Check Power
-
off leakage current.

2
-
1.
Check sleep current.

. Push down Anyway Jig switch 7,8

.
After booting, Check sleep current.

2
-
2. Check
-
1mA
≤
Power
-
off leakage
≤
2mA

2
-
3. Check sleep current
≤
10mA

3. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

6
-
3.
Power, Charging

[Disassemble Jig]

CONFIDENTIAL

Image

Description

4
-
1. If there is a thermal camera,

check if there is a hot part and replace the
hot part.

4
-
2. If there isn’t a thermal camera OR you
can’t find a hot part, detach the following parts
one by one and recheck the leakage current.

(
4
Rear CAMs
,
VT CAM
,
Con
-
to
-
con FPCB
,

IF Sub FPCB
)

4
-
3. If leakage current goes down by detaching
the part, replace the detached part by normal
one.

5. If leakage current doesn’t go down OR the
hot part can’t be replaced, replace the PBA.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
3
-
3. Sudden Discharge in the
i
dle state
(L3)

6
-
3.
Power, Charging

CONFIDENTIAL

Image

Description

6
-
1
. If there is a thermal camera, check if there
is a hot part on PCB in the idle state and
replace the hot part.

(Thermal camera sample image)

Search
where the hotspot
appears.

6
-
2. If there isn’t a thermal camera OR you
can’t find a hot part OR the hot part can’t be
replaced, replace the PBA.

6
-
3
-
3.
Sudden Discharge in the idle
state

6
-
3.
Power, Charging

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

CONFIDENTIAL

Image

Description

1.
Execute Front
Cam test of *#0*#.

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

3.
Disconnect Battery Connector at first
.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

1) Symptom

-
Description : Black display and can’t turn on the front camera

2) Defect Decision Conditions

-
Description : Black
display instead of preview image or return to home screen

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
4
-
1. Entry Fail(Front Camera)
(L3)

[Disassemble Jig]

CONFIDENTIAL

Image

Description

4. Check if the connector is disengaged at first.

5. If connector is okay, replace the camera

module with new one and check the device.

(SOC7000)

6. If not, finally, exchange the
PBA.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4
-
1. Entry Fail(Front Camera)

6
-
4. Camera

CONFIDENTIAL

Image

Description

1. Check the camera hole.

-
Should be clean and no particle.

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

3.
Disconnect Battery Connector at first
.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
2. Abnormal Preview(Front Camera)
(L3)

1) Symptom

-
Description : Abnormal display of front camera

2) Defect Decision Conditions

-
Description : Blemishes
or dots on image

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
2. Abnormal AF(Front Camera)

Image

Description

4. Replace the camera module with new one

and check the device.

(SOC7000)

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

Image

Description

1. Execute Mega
cam test of *#0*# to figure

out which camera has defect.

-
Rear1 : Wide camera
-
Rear2 : Ultra wide camera

-
Rear3 :
Bokeh
camera
-
Rear4 : Macro camera

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

3.
Disconnect Battery Connector at first
.

6
-
4
-
3. Entry Fail(Rear Camera)

1) Symptom

-
Description : Black display and can’t turn on the rear camera

2) Defect Decision Conditions

-
Description : Black
display instead of preview image or return to home screen

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

4. Check if the connector is disengaged at first.

If connector is okay, replace the camera

module with new one and check the device.

-
Rear1 : Wide camera
-
Rear2 :
Bokeh
camera

-
Rear3 : Ultra wide camera
-
Rear4 : Macro camera

5. If Wide Cam[RCAM1] is defective

check 'Capacitors' on
the PBA as below.

-
RCAM1_DVDD_1P05=1.05V (C7015)

-
RCAM1_AVDD_2P8=2.8V (C7014)

-
CAM_VDDIO_1P8=1.8V (C7036)

6. If
Bokeh
Wide Cam is defective

check 'Capacitors' on
the PBA as below.

-
RCAM3_4_AVDD_2P8=2.8V (C7010)

-
RCAM3_4_DVDD_1P8=1.8V (C7022)

-
CAM_VDDIO_1P8=1.8V (C7021)

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
3. Entry Fail(Rear Camera)

1

2

3

4

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

Image

Description

7. If Ultra Wide Cam is defective

check 'Capacitors' on
the PBA as below.

-
RCAM2_AVDD_2P8=2.8V (C7007)

-
RCAM2_DVDD_1P2=1.2V (C7006)

-
CAM_VDDIO_1P8=1.8V (C7008)

8. If Macro Wide Cam is defective

check 'Capacitors' on
the PBA as below.

-
RCAM3_4_AVDD_2P8=2.8V (C7026)

-
RCAM3_4_DVDD_1P8=1.8V (C7024)

-
CAM_VDDIO_1P8=1.8V (C7025)

9. If the device
is not working normally with

new capacitors,

exchange the PBA.

6
-
4
-
3. Entry Fail(Rear Camera)

CONFIDENTIAL

Image

Description

1. Check the camera deco glass.

-
Should be clean and no particle.

2. Execute Mega
cam test of *#0*# to figure
out which camera has defect.

-
Rear1 : Wide camera
-
Rear2 : Ultra wide camera
-
Rear3 :
Bokeh
camera

-
Rear4 : Macro camera

3. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
4. Abnormal AF (Rear Camera)

1) Symptom

-
Description : Out of focus for rear camera

2) Defect Decision Conditions

-
Description : The
image of rear camera is out of focus.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

[Attention]

4.
Disconnect Battery Connector at first
.

5. Replace the camera module with new one

and check the device.

-
Rear1 : Wide camera
-
Rear2 :
Bokeh
camera

-
Rear3 : Ultra wide camera
-
Rear4 : Macro camera

10. Replace the 'Capacitors' nearby 'SOC7002'

on
the PBA as below.

-
RCAM1_AFVDD_2P8=2.8V (C7019)

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
4. Abnormal AF(Rear Camera)

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

Image

Description

12. If the device
is not working normally with

new resistors, exchange the
PBA.

6
-
4
-
4. Abnormal AF(Rear Camera)

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

6
-
4
-
5. Abnormal Preview(Rear Camera)
(L3)

1) Symptom

-
Description : Abnormal display of rear camera

2) Defect Decision Conditions

-
Description
: Blemishes or dots on image

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

Image

Description

1. Check the camera deco glass and lens.

-
Should be clean and no particle.

2. Execute Mega
cam test of *#0*# to figure
out which camera has defect.

-
Rear1 : Wide camera
-
Rear2 : Ultra wide camera

-
Rear3 :
Bokeh
camera
-
Rear4 : Macro camera

3. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited
.

6
-
4. Camera

Image

Description

[Attention]

4.
Disconnect Battery Connector at first
.

5. Replace the camera module with new one

and check the device.

-
Rear1 : Wide camera
-
Rear2 :
Bokeh
camera

-
Rear3 : Ultra wide camera
-
Rear4 : Macro camera

6
-
4
-
5. Abnormal Preview(Rear Camera)
(L3)

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5
-
1. SPK sound abnormal

6
-
5. Audio

1) Symptom

-
Description : SPK sound is low/abnormal

2) Defect Decision Conditions

-
Description : The phone sounds abnormally

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

Image

Description

1. Execute Speaker
test of *#0*# to figure
out.

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

Refer to the SPK location.

3
.
Check
SPK
Hole and sealing sponge and if
it is ok, change to new SPK module
.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
1. SPK sound abnormal

SPK

Sealing sponge

Speaker Hole

CONFIDENTIAL

Image

Description

4
.
In case of
SPK problem,

Check visual of below components

Main PBA :
C6034, C6036,

L6006, L6008, U6000, SOC6000

→ change components when you find defects.

5
.
In case of
SPK
problem,

Check visual of below components

SUB PBA :
ANT1006, ANT1007, SOC1000

→ change components when you find defects.

If the components are ok, change the SUB PBA.

6.
If the device
is not working normally after

exchanging it, exchange Main
PBA .

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
1. SPK sound abnormal

Main PBA

Sub PBA

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5
-
2. Rx Voice mute

1) Symptom

-
Description : While calling, Rx voice is mute.

2) Defect Decision Conditions

-
Description : A person who is calling with a
nearend
device can’t hear Rx voice.

3) Repair Guide

Image

Description

1. RCV Call Speaker test

(Problem in Handset mode)

-
*#0*#

-
Select :
RECEIVER

-
Check the problematic
receiver.

1
-
2. SPK Call Speaker test

(Problem in
Handsfree
mode)

-
*#0*#

-
Select :
SPEAKER

-
Check the problematic speaker.

If there wasn’t no sound from SPK

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

DUT (
Nearend
Device)

Farend
Device

6
-
5. Audio

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
2. Rx Voice mute

Image

Description

3. Swap the SPK
or
RECEIVER
modules
to
the
normal
samples.

4.
RECEIVER
test

-
*#0*#

-
Select :
RECEIVER

  • -
    Check
    the
    receiver sound

5. SPEAKER test

-
*#0*#

-
Select :
SPEAK
ER

-
Check the speaker sound

RECEIVER

SPEAKER

CONFIDENTIAL

Image

Description

1. RCV loopback test

(Problem in Handset mode)

-
*#0283#

-
Select : Start : RCV_1stMIC

-
Do test : say something
into a Bottom mic

-
Should hear the voice clearly through the

Top SPK
without noise.

1
-
2. SPK loopback test

(Problem in Handsfree mode)

-
*#0283#

-
Select : Start : SPK_2ndMIC

-
Do test : say something into a Top mic

-
Should hear the voice clearly through the

Top, Bottom SPK without noise.

If it’s ok in the loopback test

(if the
voice was heard clearly from SPK
without noise)
,

2. get dumps while calling.

-
*#9900#

-
System Audio
Debug
→
ABOX DUMP

-
Press
ADM
off
(it
will
be
changed
to
ADM
On)
-
Press
home
button
and
Call test

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5
-
3. Rx Voice swing/low/noise

1) Symptom

-
Description : While calling, Rx voice is swinging, low or noisy.

2) Defect Decision Conditions

-
Description : A person who is calling with a
nearend
device can hear something wrong in Rx voice.

(voice is swinging, low or noisy)

3) Repair Guide

DUT (
Nearend
Device)

Farend
Device

6
-
5. Audio

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
3. Rx Voice swing/low/noise

Image

Description

2
-
2.
get dumps while calling

-
After finishing test

-
*#9900#

-
System Audio
Debug
→
ABOX
DUMP

-
Press
ADM
On (it
will
be
changed
to
ADM
Off)
-
Press COPY
TO
SDCARD

-
Share
log
folder

If there was a loopback test problem

(if the voice was low or noisy from RCV or SPK),

3.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

4. Swap the
RECEIVER
or SPEAKER
modules
to
normal
samples.

-
SPK
module damaged
.

-
RCV module damaged

RCV (Receiver)

SPK (Speaker)

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5
-
4.
Tx
Voice mute/swing/noise

1) Symptom

-
Description : While calling,
Tx
voice is Mute.

2) Defect Decision Conditions

-
Description : A person who is calling with a
farend
device can’t hear Rx voice.

3) Repair Guide

Image

Description

1
. RCV
loopback test

(Problem
in RCV
call
: Handset
mode)

-
*#0283#

-
Select : Start : RCV_1stMIC

-
Should hear the voice clearly through the

Top SPK
without noise.

1
-
2. SPK loopback test

(Problem in SPK call : Handsfree mode)

-
*#0283#

-
Select : Start : SPK_2ndMIC

-
Should hear the voice clearly through the

Top, Bottom SPK without noise.

If it’s ok in the loopback test

(if the
voice was heard clearly from SPK
without noise)
,

2. get dumps while calling.

-
*#9900#

-
System Audio
Debug
→
ABOX DUMP

-
Press
ADM
off
(it
will
be
changed
to
ADM
On)
-
Press
home
button
and
Call test

DUT (
Nearend
Device)

Farend
Device

6
-
5. Audio

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
4.
Tx
Voice mute/swing/noise

Image

Description

2
-
2.
get dumps while calling

-
After finishing test

-
*#9900#

-
System Audio
Debug
→
ABOX
DUMP

-
Press
ADM
On (it
will
be
changed
to
ADM
Off)
-
Press COPY
TO
SDCARD

-
Share
log
folder

If there was a loopback test problem

(if the voice was mute, low or noisy from SPK)

3. First,
you have
to check

if there is a problem with rubber.

If there is no rubber,

or if it is torn or blocked, replace it.

CONFIDENTIAL

Image

Description

4. In case of 1st MIC problem,

Check visual of below components

Sub PBA :
MIC1000, L1022, C1030,

C1033, L1028

→ change components when you find defects.

5. In case of 2nd MIC problem,

Check visual of below components

Main PBA :
MIC6000, C6050, C6051

R6018, L6009, C6049

→ change components when you find defects.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
4.
Tx
Voice mute/swing/noise

Sub PBA

Main PBA

CONFIDENTIAL

Image

Description

6. If there is a sound problem in 1st
mic,

you have to swap
MIC1000
or Sub PBA

7. If there is a sound problem in 2nd
mic,

you have to swap
MIC6000
or Main PBA

8. if there is no sound in 1st mic or
2nd mic

loopback test after
swap
MIC1000,
Sub PBA

or
MIC6000
, it can be AP damaged.

swap Main PBA

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
4.
Tx
Voice mute/swing/noise

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5
-
5. Earphone sound abnormal
(L3)

1) Symptom

-
Description : Earphone sound is low/abnormal

2) Defect Decision Conditions

-
Description : Earphone sound is ok when you swap new one.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
5. Audio

Image

Description

  • 1.
    Execute
    test mode
    (*#0283
    #) on call mode
    and goes to LOOPBACK
    –
    Start E/P mode.

Check
loopback mode is working properly.

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

3.
Try to swap new Sub PBA and check that is
working properly.

4. Try to
check Sub FPCB that
is working
properly.

5. If the device
is not working normally after

exchanging it, exchange Main PBA

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
5. Audio

6
-
5
-
5. Earphone sound abnormal
(L3)

CONFIDENTIAL

Image

Description

1.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

2.
Disconnect Battery Connector at first
.

(SOC5000)

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
6
-
1.
Accelerometer
Sensor
Problem

6
-
6. Sensors

1) Symptom

-
Description : Accelerometer does not work.

2) Defect Decision Conditions

-
Description : No response.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

[Disassemble Jig]

CONFIDENTIAL

Image

Description

3. Check 'Capacitors' nearby ‘
U3005‘

on
the PBA as below.

-
VDD_SENSOR_1P8
=1.8V

(Ref.
C3049
or
C3016)

4. Check its 'Power Level' is OK

when it turned on.

-
If not, replace
U5004 on Main
PBA.

5. Check
‘Accelerometer IC
’ ‘
U3005‘

on
the PBA as below.

-
crack, open, short, etc.

6. If it has a problem, replace
U3005.

7. Check ‘Resistors’ nearby ‘U3005‘

on
the PBA as below.

-
SPI signal

(TP_ACC_SPI_)

8. If it has no signal, replace
PBA

6. Exchange the PBA

with new one and check the device.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
6
-
1. Accelerometer
Problem

6
-
6. Sensors

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
6
-
2.
Magnetic Sensor Problem

1) Symptom

-
Description : Magnetic Sensor does not work.

2) Defect Decision Conditions

-
Description : No response.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

Image

Description

1.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13 LTE'
from the GSPN.

[Attention]

2.
Disconnect Battery Connector at first
.

(SOC5000)

3. Check 'Capacitors' nearby ‘
U3004‘

on
the PBA as below.

-
VDD_SENSOR_1P8
=1.8V

(Ref.
C3015)

4. Check its 'Power Level' is OK

when it turned on.

-
If not, replace
U5004.

6
-
6. Sensors

[Disassemble Jig]

CONFIDENTIAL

Image

Description

5. Check ‘Sensor IC’ ‘
U3004‘

on
the PBA as below.

-
crack, open, short, etc.

6. If it has a problem, replace
U3004
IC.

7. Check ‘Resistors’ nearby ‘
U3004‘

on
the PBA as below.

-
I2C signal

(Ref.
R4050,R4051)

8. If it has no signal, replace PBA

9. Exchange the PBA with new one and check
the device.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
6. Sensors

6
-
6
-
2.
Magnetic Sensor Problem

CONFIDENTIAL

Image

Description

1. Check the charging notification sound

or vibration when connected to charger.

-
Should be no sound and no vibration.

-
The device keep 'No Power' status.

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

3. Check the disassembled
device for OOW.

-
Water damage.

-
Part burnt.

(Charging port, PBA, Battery and others)

-
Broken traces and others.

6
-
7
-
1. Wi
-
Fi Connection Problem

1) Symptom

-
Description
: Wi
-
Fi Connection Problem after Wi
-
Fi On.

No Connection to AP or frequent disconnection

2) Defect Decision Conditions

-
The phone shows Wi
-
Fi on without problem after rebooting.

But
It won’t connect to AP or will be disconnected automatically after connection.

Also
, It shows weak
Wi
-
Fi
signal bar than normal device.

-
Setting
→ Wi
-
Fi →
SCAN : Number of APs is less than normal device when searching AP

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
7. Connectivity
(Wi
-
Fi)

* No charging sound

And no vibration

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

Water indicator tripped

USB charging port burnt

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
1. Wi
-
Fi Connection Problem

6
-
7. Connectivity
(Wi
-
Fi)

Image

Description

4.
Check Wi
-
Fi Function On
-
Enable Wi
-
Fi function
-
If it is ok, turn off the phone

[Attention]

Disconnect Battery
Connector
before next step

5. Check the LDS
Antenna

-
Crack on LDS Antenna

-
Change Rear
Assy
when you find defects

6. Check Antenna C
-
clip is damaged.

(ANT3000, ANT3004)

CONFIDENTIAL

Image

Description

7.
Check and change the series component

(C3021, L3023, L3002)

-
Crack

-
Open

-
Damaged or broken traces and others

7
-
1
.
Check and change
the series component

(C3034, C3033, C3030, C3005)

-
Crack

-
Open

-
Damaged or broken traces and others

8.
Check and change
t
he SAW filter
components
(F3000)

-
Crack

-
Open

-
Damaged or broken traces and others

8
-
1.
Check and change
t
he Band pass filter
(F3004)

-
Crack

-
Open

-
Damaged or broken traces and others

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
1. Wi
-
Fi Connection Problem

6
-
7. Connectivity
(Wi
-
Fi)

CONFIDENTIAL

Image

Description

9. Check and change the Wi
-
Fi IC(U3003)

-
Crack

-
Open

-
Damaged or broken traces and others

10.
If the device
is not working normally with

new component, exchange the Main
PBA

-
Crack

-
Open

-
Damaged or broken traces and others

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
1. Wi
-
Fi Connection Problem

6
-
7. Connectivity
(Wi
-
Fi)

CONFIDENTIAL

Image

Description

1. Check the charging notification sound

or vibration when connected to charger.

-
Should be no sound and no vibration.

-
The device keep 'No Power' status.

2. Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

3. Check the disassembled
device for OOW.

-
Water damage.

-
Part burnt.

(Charging port, PBA, Battery and others)

-
Broken traces and others.

4.
Check GPS is working properly
-
Setting
-
enable Location function

[Attention]

Disconnect Battery Connector
before next
step

6
-
7
-
2. GPS Problem

6
-
7. Connectivity
(GPS)

1) Symptom

-
Description : Received GPS signal problem after GPS On.

2) Defect Decision Conditions

-
The phone shows GPS on without
problem
after rebooting.

But
It won’t receive GPS signal after GPS On.

Also
, it shows weak performance than normal device while driving or using map

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

* No charging sound

And no vibration

Water indicator tripped

USB charging port burnt

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
2. GPS Problem

6
-
7. Connectivity
(GPS
)

Image

Description

5.
Check the LDS GPS

-
Crack on LDS pattern

-
Change Rear ant when you find defects

6. Check Antenna Clip is damaged.

(ANT3000, ANT3003)

7. Check the
Antenna Matching
component

(C3040, C3043, L3020, L3018, L3054)

-
Crack

-
Open

-
Damaged or broken traces and others

CONFIDENTIAL

Image

Description

8.
Check and change the
Filter or LNA/Bead or
Series/Shunt component

(C3045, F3001, L3016, L3011, U3000, L3009,
C3038, L3010, L3017, L3012)

-
Crack

-
Open

-
Damaged or broken traces and others

9. Check TCXO(OSC5000) change when you
find defects.
-
Crack

-
Open

-
Damaged or broken traces and others

10. Change Wi
-
Fi/GPS IC (U3003) and change
when you find defect.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
2. GPS Problem

6
-
7. Connectivity
(GPS
)

CONFIDENTIAL

Image

Description

11.
If the device
is not working normally with

new component, exchange the
Main
PBA

-
Crack

-
Open

-
Damaged or broken traces and others

6
-
7.
Connectivity
(GPS
)

6
-
7
-
2. GPS Problem

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

CONFIDENTIAL

Image

Description

1. Check the charging notification sound

or vibration when connected to charger.

-
Should be no sound and no vibration.

-
The device keep 'No Power' status.

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

3. Check the disassembled
device for OOW.

-
Water damage.

-
Part burnt.

(Charging port, PBA, Battery and others)

-
Broken traces and others.

6
-
7
-
3. NFC
Connection
Problem (A137F_EUR only)

1) Symptom

-
Description : NFC Connection Problem after NFC On.

No
recognition
tag or No operation on
card mode

2) Defect Decision Conditions

-
The phone shows Wi
-
Fi on without problem after rebooting.

-
But It won’t recognize Tag or will be not operated on
card mode
.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

6
-
7. Connectivity
(NFC
)

* No charging sound

And no vibration

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

Water indicator tripped

USB charging port burnt

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
3. NFC
Connection Problem (
A137F_EUR
only
)

6
-
7. Connectivity
(NFC
)

Image

Description

4.
Check NFC Function On
-
Enable Wi
-
Fi function
-
If it is ok, turn off the phone

[Attention]

Disconnect Battery Connector
before next step

5. Check the LDS
Antenna

-
Crack on LDS Antenna

-
Change Rear
ANT when
you find defects

6.
Check Antenna C
-
clip is damaged.

(ANT3001, ANT3002)

-
Change C
-
Clip when you find defects

CONFIDENTIAL

Image

Description

7
-
1. Check if CLK works normally at 26MHz
(NFC_CLK_26M (C3104/Inner Side))

If CLK does not work normally, there is a
problem with PMIC (U5004).

7
-
2.
Check and change
Tx
/Rx Path components
(C3097, C3100, C3096, C3107, C3095, C3102,
C3098, C3099, R3010, R3012, L3021, L3022)

-
Crack

-
Open

-
Damaged or broken traces and others

-
Change components when you find defects

7
-
3.
Check and change the power shunt cap
components

(C3084, C3087, C3012, C3013, C3094, C3093,
C3086, C3014, C3092)

-
Crack

-
Open

-
Damaged or broken traces and others

-
Change components when you find defects

7
-
4. Check and change the NFC IC(U3008)

-
Crack

-
Open

-
Damaged or broken traces and others

-
Change NFC IC when you find defects

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
3. NFC
Connection Problem (
A137F_EUR
only)

6
-
7. Connectivity
(NFC)

CONFIDENTIAL

Image

Description

8.
If the device
is not working normally with

new component, exchange the Main
PBA

-
Crack

-
Open

-
Damaged or broken traces and others

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
7
-
3. NFC
Connection Problem (
A137F_EUR
only)

6
-
7. Connectivity
(NFC)

CONFIDENTIAL

Image

Description

1.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

2.
Disconnect Battery Connector at first
.

(SOC5000)

3. Check
Antenna Coaxial cable are OK.

Also, check cable condition.

-
Broken traces and others.

-
Little particles or dust which can disturb

connections.

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
8
-
1. NO
SVC

6
-
8. NO SVC

1) Symptom

-
Description : A prohibition mark shows on the right of the status bar instead of the antenna bars.

2) Defect Decision Conditions

-
The phone continues to show this prohibition mark after rebooting or turning on and off airplane
mode.

-
Other phones around the phone maintain the normal condition.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

No SVC Condition

cf. Normal Condition

[Disassemble Jig]

CONFIDENTIAL

6
-
8. NO SVC

6
-
8
-
1. NO SVC

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

Image

Description

4.
Check
Antenna Coaxial cable and FPCB
connector are OK.

-
Disassemble SUB
PBA
and check bottom
surface.

Also, check cable and FPCB condition.

-
Broken traces and others.

-
Little particles or dust which can disturb
connections.

5
-
1. Exchange the Coaxial cable with new one
and check the device is working normally.

5
-
2. If not, exchange the SUB
PBA

with new one and check the device.

CONFIDENTIAL

6
-
8. NO SVC

6
-
8
-
1. NO
SVC

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

Image

Description

6. Check Antenna Clip is damaged.

(ANT2001, ANT2002)

7. Check Main Antenna is damaged.

Check Sub Antenna is damaged.

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
9
-
1. Abnormal USIM/SD

6
-
9. USIM, SD Card

1) Symptom

-
Description USIM or SD card is not recognized.

2) Defect Decision Conditions

-
Description :
The
changed SIM card or SD card is not recognized.

3) Repair Guide

-
Caution : Disconnect battery connector first when it shows.

Image

Description

1. Check the USIM Card or SD card

-
Check if there is any problem using

a normal SIM card
or SD card.

2.
Disassemble the device.

-
Refer to
'Disassembly and assembly video
guide for Galaxy A13'
from the GSPN.

[Attention]

3.
Disconnect Battery Connector at first
.

(SOC5000)

[Disassemble Jig]

CONFIDENTIAL

Confidential and proprietary
-
the contents in this service guide subject to change without prior notice

Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization
is
strictly prohibited.

6
-
9. USIM, SD Card

6
-
9
-
1. Abnormal USIM/SD

Image

Description

4.
Check the SIM/SD Socket for cracks or
damage.

If you see cracks or damage, replace the
SIM/SD
S
ockets.

5. Check the voltage of PBA

-
C5144
= 1.8 or 3.0V

-
C5149
= 1.8 or 3.0V

-
C5146
= 3.0V

6.
If the voltage checked is abnormal, r
eplace
the PBA with new one and check the device.