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contents
9. Flow Chart of Troubleshooting
9-1. Baseband
9-1-1. Power ON .................................................................................9-1
9-1-2. Initial .......................................................................................9-4
9-1-3. Sim Part ...................................................................................9-6
9-1-4. Charging Part ............................................................................9-7
9-1-5. Microphone Part ........................................................................9-8
9-1-6. Speaker Part ...........................................................................9-10
9-1-7. Camera Part ............................................................................9-13
9-1-8. LCD ........................................................................................9-16
9-2. RF
9-2-1. EGSM RX ................................................................................9-18
9-2-2. DCS RX ..................................................................................9-19
9-2-3. PCS RX ...................................................................................9-20
9-2-4. EGSM TX ................................................................................9-22
9-2-5. DCS & PCS TX ........................................................................9-23
9-2-6. BLUETOOTH ............................................................................9-27
10. Reference data