Contents
1. Specification
1-1. GSM/WCDMA General Specification ........................................................................1-1
1-2. GSM TX power class ...............................................................................................1-2
2. Exploded View and Parts list
2-1. Cellular phone Exploded View ..................................................................................2-1
2-2. Cellular phone Parts list ............................................................................................2-2
2-3. Disassembly ...............................................................................................................2-4
2-4. Assembly ....................................................................................................................2-7
3. Chart of Troubleshooting
3-1. Baseband ............................................................................................................3-1
3-1-1. Power ON ...................................................................................................3-1
3-1-2. System Initial ..............................................................................................3-2
3-1-3. SIM Part .....................................................................................................3-5
3-1-4. Charging Part .............................................................................................3-7
3-1-5. Microphone Part .......................................................................................3-10
3-1-6. Speaker Part ............................................................................................3-12
3-1-7. Receiver Part ...........................................................................................3-15
3-1-8. Camera Part .............................................................................................3-17
3-1-9. VGA CAMERA Part .................................................................................3-20
3-1-10. LCD Part ..................................................................................................3-22
3-2. RF ......................................................................................................................3-25
3-2-1. EGSM Receiver .......................................................................................3-25
3-2-2. EGSM Transmitter ....................................................................................3-26
3-2-3. DCS Receiver ...........................................................................................3-27
3-2-4. DCS Transmitter .......................................................................................3-28
3-2-5. PCS Receiver ...........................................................................................3-29
3-2-6. PCS Transmitter .......................................................................................3-30
3-2-7. UMTS Receiver ........................................................................................3-34
3-2-8. UMTS Transmitter ....................................................................................3-35
3-2-9. BLUETOOTH ............................................................................................3-38
3-2-10. DVB-H .......................................................................................................3-40