Samsung Galaxy A52s User manual

Mobile Device
CONTENTS
1. Safety Precautions
2. Specification
3. Product Function
4. Exploded View and Parts list
5. MAIN Electrical Parts List
6. Level 1 Repair
7. Level 2 Repair
8. Level 3 Repair
9. Reference Abbreviation
4.
2
Notice: All functionality, features, specifications,
and other product information provided in this
document, including but not limited to, benefits,
design, pricing, components, performance,
availability, and capabiliti-es of the product are
subject to change without notice. Samsung
reserves the right to alter this doc-ument or the
product described herein at anytime, without
obligation to provide notification of such
changes.
Mobile Device
SM-A528B Common

Samsung Electronics Co.,Ltd
2021. 08. Rev 1.0
This Service Manual is a property of Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
International and/or domestic law.
ⓒ

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.
7. Level 2 Repair
7-1. Components on the Rear Case

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
7. Level 2 Repair
7-2. Pre-requisite
Tweezers / Disass'y Stick / Screw Driver
Anti-static Gloves
Anti-static Mat
AOD
Ethyl Alcohol
Cotton Swab

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.
7. Level 2 Repair
7-3. Parts which must be changed after repair
BOM description & part code
Image
Remarks
TAPE WP BACKCOVER
[GH02-22419A]
Replace for
Back Cover repair

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
7. Level 2 Repair
7-4. Disassembly
※Caution
Be care of scratch
※Caution
Be care of scratch
※Caution
Be care of Rear damage.
※Caution
1) Be care of scratch.
2) Be care of Rear and connector damage.
2
Detach the Back Glass.
Detach the left side of Back glass.
3
Unscrew 16 Point and disassemble SIM Tray
from device
4
Disassemble Upper Rear.
(Use disassemble hole, left side of Rear to
detach it)
Rear Top disassemble hole.
1
Put the device in the chamber as following
below heating condition.
- SOC 68%↓: 70℃/10~20 minute
- SOC 68%↑: 70℃/10~20 minute
※
Please confirm the heating condition
released lastly, and follow it.

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.
7. Level 2 Repair
※Caution
1) Be care not to damage Battery.
2) Be care not to damage Rear, Connectors, PBA.
3) Be careful of scratch.
※Caution
Be careful not to damage the Main PBA and components.
※Caution
1) Be care of scratch.
2) Be care of connector damage.
※Caution
Be careful not to damage the Sub PBA and components.
6
Unscrew Main PBA 1point.
7
Disassemble 2 point connectors and 2 point
cables of PBA and detach PBA
Finally Disassemble Rear of bottom side.
(Use disassemble hole, right side of Rear to
detach it)
5
8
Unscrew Sub PBA 1 point
Rear Top disassemble hole.
Main PBA disassemble hole (blue area)

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
7. Level 2 Repair
※ Caution
Be care of Ear jack connector.
※ Caution
Be care of SUB PBA damage.
10
Detach other components.
9
Disassemble 3 point connectors and 2 point
cables of Sub PBA and detach Sub PBA.
- Detach Finger senor module
- Detach Sub PBA

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Distribution, transmission, or infringement of any content or data from this document without Samsung’s written authorization is strictly prohibited.
7. Level 2 Repair
7-5. Assembly
※ Caution
1) Be care of FPCB damage and tilt.
2) Be care of press power/time.
※ Caution
Be care of FPCB and PBA damage.
※Caution
Be care of chip damage nearby screw point.
※Caution
Be care of press power/time.
3
1
2
Attach Main Cam on PBA.
4
Attach SUB PBA and Finger sensor module on
Front.
Attach OCTA conn, Finger sensor conn, Main
Fpcb conn, and Cables.
Attach components on Front.
(RCV module, Motor, Battery)
Screw 1 point on Sub PBA.
* Torque Value : 1.1kgf±7%