1. INTRODUCTION ................................................................... 3
1.1 Purpose .....................................................................................................3
1.3 Abbreviations..........................................................................................5
2. PERFORMANCE .................................................................... 7
.1 H/W Features ...........................................................................................7
3. Power Management ......................................................................... 19
(RF7171, U101) ..................................................................................... 3
3.7 BT module ............................................................................................. 43
3.9 LCD Interface ........................................................................................ 46
3.1 Audio Interface ................................................................................. 5
3.14 Touch Interface ................................................................................. 61
4.1 RF Component .................................................................................... 63
4. RX Trouble ............................................................................................. 64
4.3 TX Trouble .............................................................................................. 70
4.4 Power On Trouble ............................................................................... 76
4.5 Charging Trouble ................................................................................ 79
4.6 Vibrator Trouble .................................................................................. 81
4.7 LCD Trouble .......................................................................................... 84
4.8 Camera Trouble ................................................................................... 89
LGE Internal Use Only
Table Of Contents
4.16 Touch trouble ..................................................................................118
5. DOWNLOAD .....................................................................121
6. REPAIR GUIDE .................................................................134
7. BLOCK DIAGRAM .............................................................139
9. BGA PIN MAP ..................................................................148
10. PCB LAYOUT ...................................................................150
1.1 Introduction .....................................................................................157
1. Setting Method ..............................................................................157
1.3 Tx Test .................................................................................................160
1.4 Rx Test .................................................................................................161
13.1 Overview ...........................................................................................16
13.4 Procedure ..........................................................................................163
13.5 AGC ......................................................................................................170
13.6 APC ......................................................................................................170
13.7 ADC ......................................................................................................170
13.8 Target Power ....................................................................................170
14.1 EXPLODED VIEW .............................................................................171
14.3 Accessory ..........................................................................................188
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