LG GB130kf750 Manuals

Manuals and User Guides for LG GB130kf750. We have 1 LG GB130kf750 manual available for free PDF download: Service Manual

LG GB130kf750 Service Manual

LG GB130kf750 Service Manual (141 pages)

Brand: LG | Category: Cell Phone | Size: 10.78 MB

Table of Contents

Table of Contents
2
1 Introduction

3
- Purpose
  3
- Regulatory Information
  3
2 Performance

5
- H/W Features
  5
- S/W Features
  6
3 Technical Brief

12
- Digital Main Processor( PMB7890 )
  12
- Memory Chip (S71GL064NA0BFW0Z0)
  19
- Power Amplifier Module ( SKY77518 )
  20
- Rf Saw (B9308)
  21
- Audio Amplifier (TPA6202A1)
  22
- Charger IC (MP26021)
  23
- FM Radio (Si4708)
  25
- LCD Interface
  27
- SIM Card Interface
  30
- KEYPAD Interface
  31
- Key LED Interface
  32
- Vibrator Interface
  33
4 Trouble Shooting

34
- Power on Trouble
  34
- Circuit Diagram
  35
- SIM Card Trouble
  37
- Vibrator Trouble
  39
- Keypad Trouble
  41
- RTC Trouble
  45
- Key Backlight Trouble
  47
- LCM Backlight Trouble
  51
- LCM Trouble
  53
- Microphone Trouble
  55
- Receiver Trouble
  57
- Speaker Trouble
  60
- Headphone Trouble
  63
- Charging Trouble
  67
- FM Radio Trouble
  69
- RF Trouble
  73
5 Download

90
- Download Setup
  90
- Download Process
  91
- Download Tool
  91
6 Block Diagram

102
7 Circuit Diagrma

103
8 BGA IC PIN Check

112
9 Pcb Layout

114
10 Engineering Mode

116
- Test Procedure
  117
11 Calibration

118
- Test Equipment Setup
  118
- APT Technologies
  118
12 Stand Alone Test

133
- Test Program Setting
  133
- TX Test
  135
- RX Test
  136
13 Exploded View&Replacement Part List

137
- Exploded View
  137
- Replacement Part
  139

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