Service Manuals, User Guides, Schematic Diagrams or docs for : LG Mobile Phone LG KP210, KP215 LG KP210, KP215
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Service Manual
Service Manual
KP210/KP215
Model : KP210/KP215
Date: February, 2008 / Issue 1.0
Table Of Contents
1. INTRODUCTION .............................. 5 5. DOWNLOAD.......................................85
1.1 Purpose .................................................. 5 5.1 Download ...............................................85
1.2 Regulatory Information............................ 5
1.3 Abbreviations .......................................... 7
6. BLOCK DIAGRAM ..........................91
2. PERFORMANCE.............................. 9 7. CIRCUIT DIAGRAM ........................93
2.1 H/W Features.......................................... 9
8. BGA IC Pin Check ..........................99
2.2 Technical Specification(KP210a) .......... 10
2.3 Technical Specification (KP215b) ......... 15 9. PCB LAYOUT ................................103
3. TECHNICAL BRIEF ....................... 20
10. ENGINEERING MODE ................109
3.1 TX module (SKY77517/SKY77518, U401)
.............................................................. 20 10.1 BB Test [MENU 1]..............................110
3.2 Transceiver (AD6548, U402) ................ 22 10.2 RF Test [MENU 2]..............................112
3.3 26 MHz Clock (Crystal, X401)............... 24 10.3 MF mode [MENU 3] ...........................112
3.4 Baseband Processor (AD6721, U102).. 25 10.4 Trace option [MENU 4] ......................113
3.5 Display and Interface ............................ 31 10.5 Call timer [MENU 5] ...........................113
3.6 Camera Interface(AIT701G, U300)....... 33 10.6 Fact. Reset [MENU 6] ........................113
3.7 Keypad Switches and Scanning ............35 10.7 S/W version........................................113
3.8 Microphone ............................................36 11. STAND ALONE TEST .................114
3.9 Main Speaker.........................................37
11.1 Introduction ........................................114
3.10 Headset Interface.................................38
11.2 Setting Method...................................114
3.11 Key Back-light Illumination...................39
11.3 Means of Test ....................................115
3.12 LCD Back-light Illumination..................40
3.13 VIBRATOR...........................................41 12. AUTO CALIBRATION..................117
3.14 Battery Charging ..................................42
12.1 Overview ............................................117
4. TROUBLE SHOOTING ...................43 12.2 Equipment List ...................................117
12.3 Test Jig Operation..............................118
4.1 RF Component.......................................43
12.4 Procedure ..........................................119
4.2 RX Trouble.............................................44
12.5 AGC ...................................................121
4.3 TX Trouble .............................................49
12.6 APC....................................................121
4.4 Power On Trouble..................................55
12.7 ADC ...................................................121
4.5 Charging Trouble ...................................57
4.6 Vibrator Trouble .....................................59 13. EXPLODED VIEW &
4.7 LCD Trouble...........................................61 REPLACEMENT PART LIST ..... 123
4.8 Camera Trouble .....................................64
13.1 Exploded View .................................. 123
4.9 Speaker Trouble ....................................67
13.2 Replacement Parts ............................125
4.10 SIM Card Interface Trouble..................69
4.11 Earphone Trouble ................................71
4.12 KEY backlight Trouble .........................73
4.13 Receiver Trouble..................................75
4.14 Microphone Trouble .............................77
4.15 RTC Trouble ........................................79
4.16 Folder on/off Trouble............................81
4.17 Micro SD Trouble .................................83
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