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KG290
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LG KG290 Service Manual
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Also See for KG290
:
User manual
(320 pages)
,
Quick start manual
(2 pages)
,
User manual
(106 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
1 Introduction
Purpose
Regulatory Information
Abbreviations
2 Performance
H/W Features
Technical Specification
3 Technical Brief
Power Amplifier (SKY77318, U500)
Transceiver (AD6548, U501)
FEM for Triband(FL500)
26 Mhz Clock (DCXO, X500)
Baseband Processor (AD6721 , U103)
Display and Interface
Camera IC(AIT813G , U400)
Keypad Switches and Scanning
Microphone
Main Speaker
Headset Interface
Key Back-Light Illumination
LCD Back-Light Illumination
Vibrator
Bluetooth
Circuit Description
4 Trouble Shooting
RF Component
RX Trouble
TX Trouble
Power on Trouble
Charging Trouble
Vibrator Trouble
LCD Trouble
Camera Trouble
Speaker & Receiver Trouble
SIM Card Interface Trouble
Earphone Trouble
KEY Backlight Trouble
Microphone Trouble
RTC Trouble
Slide On/Off Trouble
5 Download
6 Block Diagram
7 Circuit Diagram
8 BGA IC Pin Check
9 Pcb Layout
10 Engineering Mode
BB Test [MENU 1]
RF Test [MENU 2]
MF Mode [MENU 3]
Sar Test
All Auto Test
Key Pad
Trace Option [MENU 4]
Call Timer [MENU 5]
Fact. Reset [MENU 6]
S/W Version
11 Stand Alone Test
Introduction
Setting Method
Means of Test
12 Auto Calibration
Overview
Equipment List
Test Jig Operation
Procedure
Agc
Apc
Adc
13 Exploded View & Replacement Part List
Exploded View
Replacement Parts
Main Component
Accessory
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See also:
User Manual
Internal Use Only
Service Manual
KG290/KG291
Date: October, 2007 / Issue 1.0
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