LG MG296 Manuals

Manuals and User Guides for LG MG296. We have 1 LG MG296 manual available for free PDF download: Service Manual

LG MG296 Service Manual

LG MG296 Service Manual (145 pages)

Brand: LG | Category: Cell Phone | Size: 4.61 MB

Table of Contents

Table of Contents
2
1 Introduction

4
- Purpose
  4
- Regulatory Information
  4
- Abbreviations
  6
2 Performance

8
- H/W Features
  8
- Technical Specification
  9
3 Technical Brief

14
- Power Amplifier (SKY77318, U502)
  14
- Transceiver (AD6548, U503)
  16
- FEM for Triband(FL501)
  18
- 26 Mhz Clock (Crystal, X501)
  19
- Baseband Processor (AD6721 , U103)
  26
- Camera Interface(AIT813G , U402)
  28
- Keypad Switches and Scanning
  30
- Microphone
  31
- Main Speaker
  32
- Headset Interface
  33
- Key Back-Light Illumination
  34
- LCD Back-Light Illumination
  35
- Vibrator
  35
- BLUETOOTH & FM Radio (BCM2048, U600)
  36
- Battery Charging
  37
4 Trouble Shooting

38
- RF Component
  38
- RX Trouble
  39
- TX Trouble
  44
- Power on Trouble
  50
- Charging Trouble
  52
- Vibrator Trouble
  54
- LCD Trouble
  56
- Camera Trouble
  59
- Speaker Trouble
  62
- SIM Card Interface Trouble
  64
- Earphone Trouble
  66
- KEY Backlight Trouble
  68
- Receiver Trouble
  70
- Microphone Trouble
  72
- RTC Trouble
  74
- Folder On/Off Trouble
  76
- Micro SD Trouble
  78
- Bluetooth & FM Radio Trouble
  80
5 Download

83
6 Circuit Diagram

90
7 BGA IC Pin Check

100
8 Pcb Layout

104
9 Block Diagram

108
10 Engineering Mode

109
- BB Test [MENU 1]
  110
- RF Test [MENU 2]
  112
- MF Mode [MENU 3]
  112
  - Sar Test
    112
  - All Auto Test
    112
  - Key Pad
    112
- Trace Option [MENU 4]
  113
- Call Timer [MENU 5]
  113
- Fact. Reset [MENU 6]
  113
- S/W Version
  113
11 Stand Alone Test

114
- Introduction
  114
- Setting Method
  114
- Means of Test
  115
12 Auto Calibration

117
- Overview
  117
- Equipment List
  117
- Test Jig Operation
  118
- Procedure
  119
- Agc
  121
- Apc
  121
- Adc
  121
13 Exploded View & Replacement Part List

122
- Exploded View
  122
- Replacement Parts
  124
- Main Component
  126
- Accessory
  143

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