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Contents
9. Flow Chart of Troubleshooting
9-1. Baseband ............................................................................................................9-1
9-1-1. Power ON .....................................................................................................9-1
9-1-2. Initial .............................................................................................................9-4
9-1-3. SIM Part .........................................................................................................9-6
9-1-4. Microphone Part ...........................................................................................9-7
9-1-5. Speaker Part_1(MP3, SPEAKER PHONE) ................................................9-8
9-1-6. Speaker Part_2(RECEIVER) .....................................................................9-10
9-1-7. Charging Part .............................................................................................9-11
9-2. RF ......................................................................................................................9-13
9-2-1. EGSM RX ...................................................................................................9-13
9-2-2. DCS RX ......................................................................................................9-15
9-2-3. PCS RX ......................................................................................................9-16
9-2-4. EGSM TX ...................................................................................................9-17
9-2-5. DCS TX ......................................................................................................9-18
9-2-6. PCS TX ......................................................................................................9-19
10. Reference data