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General| Display | 5.0 inches |
|---|---|
| RAM | 1 GB |
| Internal Storage | 8 GB |
| Expandable Storage | microSD, up to 64 GB |
| Rear Camera | 8 MP |
| Front Camera | 5 MP |
| Battery | 2200 mAh |
| SIM | Dual SIM |
| Network | 4G LTE |
| Operating System | Android 6.0 (Marshmallow) |
| Connectivity | Wi-Fi 802.11 b/g/n, Bluetooth 4.0 |
Remove SIM card tray and unscrew 2 bottom screws.
Take apart the front and back cover.
Take out the battery.
Take out PCBA and sub-board screws.
Open volume key FPC, TP, and coaxial cable connector.
Turn PCBA, open FPC connector, LCD-FPC connector.
Take out PCBA.
Take front and rear camera out of PCBA.
Take out motor, open coaxial cable connector, take out module.
Take apart Power key FPC, Volume Key FPC, receiver, light sensor cover.
Heat and take apart TP.
Take out LCD.
Put LCD into front housing module.
Stick TP to LCD+ front housing module.
Install receiver, power key FPC, volume key FPC, light sensor cover.
Install front and rear camera to the PCBA.
Install main FPC, LCD-FPC.
Install PCBA, put in screws.
Install volume FPC, TP connector, and coaxial cable connector.
Install MIC and Motor.
Install sub-board, main FPC, motor, and coaxial cable.
Put on sub-board screws.
Put in battery.
Put on battery cover.
Put in bottom screws, and SIM card tray.
Details the circuit instruction for the CPU.
Power management notes and PMU interface details.
Details on DRAM, PLL, and JTAG interfaces.
SIM, ABB, BPI, RF, AUX IN, and REF POWER circuits.
CSI, DSI, SPI, I2S, GPIO interfaces.
USB, UART, I2C, Keypad, and other peripheral interfaces.
Technical details for the EMI IF.
Shows the PCB layout for Side A.
Shows the PCB layout for Side B.
Flowchart for troubleshooting SIM card read issues.
Flowchart for troubleshooting power on issues.
Flowchart for troubleshooting headphone sound issues.
Flowchart for troubleshooting display issues.
Flowchart for troubleshooting download failures.
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