Copyright
ⓒ
2017 LG Electronics. Inc. All right
reserved. Only training and service purposes
LGE Internal Use Only
Table Of Contents
1. INTRODUCTION................................................. 3
1.1 Purpose
1.2 Regulatory Information
2. PERFORMANCE................................................... 4
2.1 Band Specification
2.2 HW Features
2.3 RSSI Display
2.4 Current consumption
2.5 Battery bar
2.6 SW Specification
3. TROUBLE SHOOTING..........................................12
3.1 Checking XO Block
3.2 Transceiver DC Power Supply
3.3 DC-DC Block
3.4 ASM Block
3.5 GSM RF Part
3.6 WCDMA RF Part
3.7 LTE RF Part
3.8 Power
3.9 Charger
3.10 Audio
3.11 LCD
3.12 Touch
3.13 Sensor
3.14 USB
3.15 CAMERA
3.16 Connectivity Part
4. BLOCK DIAGRAM…........................................... 65
5. CIRCUIT DIAGRAM............................................74
6. BGA PIN MAP............................................................ 92
7. PCB LAYOUT…........................................................... 93
8. HIDDEN MENU.......................................................... 100
9. DOWNLOAD….......................................................... 102
10. CALIBRATION...........................................................104
11. DISASSEMBLE GUIDE............................................. 105
12. EXPLODED VIEW………………………………………... 107
13. REPLACEMENT PART LIST..…………………………. 108
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