Table Of Contents
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4. TROUBLE SHOOTING ...................74
4.1 RF Component.......................................74
4.2 SIGNAL PATH .......................................75
4.3 Checking VCXO Block ...........................76
4.4 Checking Ant. SW Module Block ...........79
4.5 Checking WCDMA Block .......................81
4.5.1 Checking VCXO Block .....................82
4.5.2 Checking Ant. SW module ...............82
4.5.3 Checking RF TX Level .....................82
4.5.4 Checking PAM Block .......................84
4.5.5 Check RF Rx Level ..........................85
4.6 Checking GSM Block .............................87
4.6.1 Checking VCO Block .......................88
4.6.2 Checking Ant. SW Module ...............90
4.6.3 Checking RF Tx level.......................90
4.6.4 Checking PAM Block .......................92
4.6.5 Checking RF Rx Block .....................93
4.7 Bluetooth RF Block ................................95
4.8 Power ON Trouble .................................98
4.9 USB Trouble ........................................100
4.10 SIM Detect Trouble ............................101
4.11 Key Sense Trouble ............................102
4.12 Camera Trouble .................................103
4.13 Main LCD Trouble..............................104
4.14 Keypad Backlight Trouble ..................106
4.15 Folder ON/OFF Trouble .....................107
4.16 Camera Direction Detection Trouble..108
4.17 Trans Flash Trouble...........................109
4.18 Audio Trouble Shooting .....................110
4.19 Charger Trouble Shooting..................120
5. DOWNLOAD .................................123
5.1 Introduction ..........................................123
5.2 Downloading Procedure.......................123
5.3 Troubleshooting Download Errors .......136
6. BLOCK DIAGRAM ........................141
6.1 BLK diagram ........................................141
6.2 GSM & WCDMA RF Block...................142
6.3 Interface Diagram ................................144
7. Circuit Diagram ............................147
8. pcb layout .....................................155
9. CALIBRATION ..............................161
9.1 HOT KIMCHI........................................161
9.1.1 Directory structure..........................161
9.1.2 Setup file (Info_Db.txt) ...................162
9.1.3 Setup file item ................................163
9.1.4 Example for setting file ..................164
9.2 How to use Hot Kimchi.........................165
9.3 HOT KIMCHI Example.........................166
10. EXPLODED VIEW &
REPLACEMENT PART LIST ..... 169
10.1 EXPLODED VIEW ............................ 169
10.2 Replacement Parts
<Mechanic component>.................... 171
<Main component> ........................... 175
10.3 Accessory ......................................... 194
Содержание U8500
Страница 1: ...Date February 2006 Issue 1 0 Service Manual Model U8500 Service Manual U8500 ...
Страница 20: ...3 TECHNICAL BRIEF 21 ...
Страница 32: ...3 TECHNICAL BRIEF 33 Figure 3 5 6 1 GSM PA functional block diagram ...
Страница 35: ...3 TECHNICAL BRIEF 36 Figure 3 5 10 1 Bluetooth system architecture ...
Страница 50: ...3 TECHNICAL BRIEF 51 Figure 3 10 3 2 1 PM6650 Functional Block Diagram ...
Страница 110: ...4 TROUBLE SHOOTING 111 R605 R606 receiver signal serial resistor Receiver CN600 50pin LCD connector FPCB for LCD Module ...
Страница 112: ...4 TROUBLE SHOOTING 113 R605 R606 receiver signal serial resistor CN600 50pin LCD connector CN901 C907 C911 ...
Страница 114: ...4 TROUBLE SHOOTING 115 Loud Speaker U502 U503 Amp ...
Страница 118: ...4 TROUBLE SHOOTING 119 C200 C201 for MIC serial capacitor ...
Страница 121: ...4 TROUBLE SHOOTING 122 Q404 Q403 Q402 VBATT GND ...
Страница 128: ...5 DOWNLOAD 129 5 Choose a Module Image file after clicking on the Browse button U8500 U8500 U8500 U8500 U8500 U8500 ...
Страница 132: ...5 DOWNLOAD 133 Downloading the AMSS Modem image Rebooting and waiting for a while Performing NV restore ...
Страница 134: ...5 DOWNLOAD 135 Download of Module image in progress Download process has completed successfully ...
Страница 143: ...6 BLOCK DIAGRAM 144 6 3 Interface Diagram U8500 Interface Diagram ...
Страница 145: ... 146 ...
Страница 154: ... 155 U8500 8 PCB LAYOUT ...
Страница 155: ... 156 8 PCB LAYOUT U8500 ...
Страница 156: ... 157 8 PCB LAYOUT ...
Страница 157: ... 158 8 PCB LAYOUT ...
Страница 158: ... 159 U8500 8 PCB LAYOUT ...
Страница 159: ... 160 U8500 8 PCB LAYOUT ...
Страница 166: ...9 CALIBRATION 167 Click START button U8500 U8500_ver1 1 U8500 U8500 Click U8500 ...
Страница 167: ... 168 ...
Страница 169: ... 170 ...
Страница 194: ...Note ...
Страница 195: ...Note ...