LG G3 Disassembly

In this guide, I’ll explain how to disassemble LG G3 remove and replace the back cover, battery, keyboard, speaker, rear camera, front camera, headphone and motherboard.

LG G3 Specifications

Screen size: 5.5-inch IPS(2560*1440)

Operating System: Android OS 4.4

CPU: Qualcomm Snapdragon 801

RAM: 2GB

ROM: 16GB

Extended Capacity: 128GB

Battery: 3000mAh

Rear camera: 13 million pixels

Front camera: 2.1 million pixels

 LG G3 teardown step:

The first step is removing the back cover, you can insert a guitar pick to pry it up.

 You can see the PC + ABS + 10% GF words marked on the back cover, that mea n the back cover made of PC + ABS + 10% GF, the middle is the NFC antenna.

 Pry up and remove the battery.

Remove twelve screws securing the middle frame.

Remove the antenna / speaker module, this module fixed by some snaps, remove it relatively simple.

The ant enna / speaker module

Remove the top bezel.

 Remove the motherboard.

Elpida FA164A2PM-JD-F SDRAM

Qualcomm WTR1625L 2G, 3G, 4G RF Transceiver

RFMD RF7459 power amplifier

Analogix ANX7812 slimport chip

Qualcomm PM8941 power management chip

Qualcomm WCN3680B Bluetooth, WiFi, FM chip

 SanDisk SDIN9DW4 16GB ROM

Qualcomm PM8841 power management chip

Invensense MPU6500 Gyro sensor

Remove the vibrator, receiver, front camera, rear camera and headphone.

 Button module