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Samsung SM-S908B User Manual

Samsung SM-S908B
90 pages
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www.samsung.com
REPAIR GUIDE
SM-S908B
English. Rev.2.0
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Samsung SM-S908B Specifications

General IconGeneral
DisplayDynamic AMOLED 2X, 120Hz, HDR10+, 1750 nits (peak)
RAM8GB, 12GB
Storage128GB, 256GB, 512GB, 1TB
BatteryLi-Ion 5000 mAh, non-removable
Network TechnologyGSM / CDMA / HSPA / EVDO / LTE / 5G
StatusAvailable. Released 2022, February 25
Dimensions163.3 x 77.9 x 8.9 mm (6.43 x 3.07 x 0.35 in)
Weight228 g (8.04 oz)
BuildGlass front (Gorilla Glass Victus+), glass back (Gorilla Glass Victus+), aluminum frame
SIMNano-SIM and eSIM or Dual SIM (2 Nano-SIMs and eSIM, dual stand-by)
ProtectionCorning Gorilla Glass Victus+
CPUOcta-core (1x2.8 GHz Cortex-X2 & 3x2.50 GHz Cortex-A710 & 4x1.8 GHz Cortex-A510)
GPUXclipse 920
Main Camera FeaturesLED flash, auto-HDR, panorama
Selfie Camera FeaturesDual video call, Auto-HDR
LoudspeakerYes, with stereo speakers
3.5mm jackNo
Bluetooth5.2, A2DP, LE
PositioningGPS, GLONASS, BDS, GALILEO
NFCYes
RadioNo
USBUSB Type-C 3.2, OTG
SensorsFingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
Water ResistanceIP68 dust/water resistant (up to 1.5m for 30 min)
Wireless ChargingYes
S Pen SupportYes
ModelSamsung SM-S908B
Resolution1440 x 3088 pixels, 19.3:9 ratio
ProcessorExynos 2200 (4 nm)
Front Camera40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
Operating SystemAndroid 12, One UI 4.1
Launch DateFebruary 2022
ChipsetExynos 2200 (4 nm)
Internal Memory128GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
WLANWi-Fi 802.11 a/b/g/n/ac/6e, Wi-Fi Direct
ChargingReverse wireless charging 4.5W
Rear Camera108 MP (wide), 10 MP (periscope telephoto), 10 MP (telephoto), 12 MP (ultrawide)

Summary

Usage Notices

Precautions for Repair

Essential safety guidelines and warnings before attempting device repair.

ESD (Electrostatic Discharge) Precautions

Measures to prevent damage from electrostatic discharge during repair.

Instructional Icons

Explanation of warning, caution, and notice icons used in the guide.

Software Update

Updating Software through FOTA

Steps for updating device software wirelessly via FOTA service.

Software Update Failure

Guidance on what to do if a software update fails.

Updating Software through Smart Switch

Instructions for updating device software using the Smart Switch application.

Recovering from a Software Update Failure

Procedures for recovering the device after a failed software update.

Recovering on Another Computer

Steps to recover the device using a different computer if the initial attempt fails.

Performing a Factory Data Reset

Guide to reset the device to its original factory settings, erasing all data.

Quality Test

Quality Test Using the Samsung Members App

Using the Samsung Members app to evaluate device performance after repair.

Device Diagnostics

Steps to access and run device diagnostics to check component status.

Test Items

Introduction to the various hardware features tested by the diagnostics.

Calibrations

Calibrations

Importance of calibrations for component and sensor performance post-repair.

Used Parts and Calibration Functions in Supported Models

Table detailing calibration functions for specific replaced parts.

Using the Self Repair Assistant App

Step-by-step guide to using the Self Repair Assistant app for calibrations.

Optical Fingerprint Sensor Calibration

Resetting the Battery Cycle Count

Range Sensor Calibration

Exploded View and Parts List

Exploded View

Diagram showing the internal components of the device with part numbers.

Parts List

List of all device parts with their corresponding numbers and names.

Disassembly and Assembly

Tools for Disassembly and Assembly

List and description of necessary tools and safety equipment for disassembly.

Fasteners (Adhesives and Materials) for Assembly

Details on adhesives and fasteners required for reassembling the device.

Disassembly for Back Cover, Display, and Charging Port Replacement

General precautions and steps for disassembling key components.

SIM Card Tray and S Pen Remove

Step-by-step guide to removing the SIM card tray and S Pen.

Back Cover Remove

Instructions for safely removing the device's back cover.

Wireless Charging Module and Bottom Speaker Remove

Procedure for removing the wireless charging module and bottom speaker.

Charging Port Remove

Steps for removing the device's charging port module.

Main Board Remove

Detailed instructions for removing the main logic board.

Upper Speaker Remove

Procedure for removing the upper speaker module.

Front Camera Remove

Instructions for safely removing the front camera module.

Display Module

Information about the display module's construction and removal considerations.

Reassembly for Back Cover, Display, and Charging Port Replacement

General precautions and steps for reassembling key components.

Preparing a New Display Module

Steps to prepare a new display module before installation.

Front Camera Assembly

Guide for reassembling the front camera module.

Upper Speaker Assembly

Instructions for reassembling the upper speaker.

Main Board Assembly

Steps for reassembling the main logic board.

Charging Port Assembly

Procedure for reassembling the charging port module.

Wireless Charging Module and Bottom Speaker Assembly

Instructions for reassembling the wireless charging module and bottom speaker.

Back Cover Assembly

Instructions for attaching the back cover securely.

SIM Card Tray and S Pen Assembly

Steps for reassembling the SIM card tray and S Pen.

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