Table of Contents
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1. INTRODUCTION ..................................................................... 3
1.1 Purpose ........................................................................................................3
1.2 Regulatory Information .........................................................................3
1. 3 Specifications ............................................................................................5
2. PERFORMANCE .................................................................... 10
2.1 Product Name ......................................................................................... 10
2.2 Supporting Standard ........................................................................... 10
2.3 Main Parts : Main Chipset Solution ................................................ 11
2.4 HW Features ............................................................................................ 10
2.5 SW Features ............................................................................................. 14
2.6 HW SPEC ................................................................................................... 26
3. TROUBLE SHOOTING .......................................................... 37
3.1 Checking XO Block ................................................................................ 37
3.2 Checking Transceiver DC Power Supply Circuit Block ............ 39
3.3 Checking DC-DC Block ........................................................................ 41
.............................................................................................................................. 43
3.5 GSM RF Part ............................................................................................. 45
3.6 WCDMA RF Part ...................................................................................... 59
3.7 LTE RF Part ................................................................................................ 87
3.8 BT&WIFI PART ........................................................................................120
3.9 GPS Part ...................................................................................................124
3.10 Power .....................................................................................................130
3.11 Charger .................................................................................................136
3.12 Audio .....................................................................................................138
3.13 LCD .........................................................................................................151
3.14 Touch .....................................................................................................153
3.15 Sensor ....................................................................................................155
3.16 USB .........................................................................................................159
3.17 Camera ..................................................................................................161
LGE Internal Use Only
Table Of Contents
4. DOWNLOAD ....................................................................... 164
5. BLOCK DIAGRAM ............................................................... 181
6. CIRCUIT DIAGRAM ............................................................ 189
7. BGA PIN MAP .................................................................... 205
8. PCB LAYOUT ....................................................................... 212
9. CALIBRATION ..................................................................... 216
10. HIDDEN MENU ................................................................. 235
11. DISASSEMBLE GUIDE ...................................................... 242
12. EXPLODED VIEW & REPLACEMENT PART LIST ............. 246
12.1 Exploded View ...................................................................................246
12.2 Replacement Parts ...........................................................................247
12.3 Accessory .............................................................................................281
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Only for training and service purposes
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