Service Manuals, User Guides, Schematic Diagrams or docs for : LG Mobile Phone LG KE590 LG KE590
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Service Manual
Service Manual
KE590
Model : KE590
Date: November, 2007 / Issue 1.0
Table of Contents
1. Introduction ..................................... 5 4.16 Ear-Mic Headset HSOR/HSOL
Trouble Shooting..................................96
2. Performance .................................... 6 4.17 FM-Radio Trouble Shooting.................98
4.18 Transflash Trouble Shooting................99
2.1 Product Name ......................................... 6
4.19 Main Key Backlight LED Trouble
2.2 Supporting Standard ................................6
Shooting.............................................101
2.3 Main Parts : GSM Solution...................... 6
4.20 Slide Key Backlight LED Trouble
2.4 HW Feature..............................................7 Shooting.............................................103
2.6 Technical Specification ..........................12 4.21 Vibrator Trouble Shooting ..................104
3. Circuit Description........................ 17 5. Downloading Software ............... 105
3.1 General Description .............................. 17 5.1 The purpose of downloading software 105
3.2 RF Part.................................................. 17 5.2 The Environment of Downloading
3.3 Digital Baseband....................................24 Software.............................................. 105
3.4 Analog Baseband.................................. 32 5.3 Download Procedure ...........................107
3.5 Bluetooth Interface................................ 40
6. BLOCK DIAGRAM ....................... 114
4. TROUBLE SHOOTING .................. 43
4.1 RF Part Technical Brief......................... 43 7. CIRCUIT DIAGRAM ..................... 117
4.2 RF Part Trouble shooting...................... 49
4.3 Bluetooth Trouble Shooting .................. 57 8. BGA IC Pin Check ....................... 127
4.4 Baseband Part Troubleshooting ........... 61 8.1 MAIN TRANSCEIVER - B6PLD .........127
8.2 Bluetooth chip _ BRF6150 .................128
4.5 LCD Display Trouble............................. 68
4.6 Camera Trouble Shooting..................... 73
9. PCB LAYOUT ............................... 129
4.7 Flash LED Trouble Shooting................. 79
4.8 SIM Detect Trouble Shooting................ 82
10. RF Calibration ................................ 139
4.9 Slide Up/Down and Trouble Shooting... 85
10.1 What's the Rx Calibration? .............. 139
4.10 Speaker/Receiver Trouble Shooting 10.2 What's the Tx Calibration? .............. 139
(Common Path)................................... 87 10.3 Calibration program - HOT_KIMCHI 140
4.11 Speaker/Receiver Trouble Shooting
(Acoustic Path).................................... 90 11. EXPLODED VIEW &
4.12 MIC Trouble Shooting ......................... 91 REPLACEMENT PART LIST ..... 145
4.13 Ear-Mic Jack Detection 11.1 EXPLODED VIEW ............................ 145
Trouble Shooting................................. 93
11.2 Replacement Parts
4.14 Ear-Mic Hook Detection .................... 147
Trouble Shooting................................. 94 ........................... 150
4.15 Ear-Mic Headset MIC Trouble 11.3 Accessory ......................................... 165
Shooting.............................................. 95
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