C O N T E N T S9. Flow Chart of Troubleshooting9-1. Power On.....................................................................................9-19-2. Initial ..........................................................................................9-39-3. Charging Part............................................................................. ..9-59-4. Sim Part.......................................................................................9-69-5. Microphone Part.............................................................................9-89-6. Speaker Part...............................................................................9-109-7. Key Data Input...........................................................................9-129-8. Back Light (for LCD)...................................................................9-149-9. Key Back Light............................................................................9-159-10. Sub Key Back Light...................................................................9-169-11. Camera Part.............................................................................9-179-12. TV_OUT Part.............................................................................9-199-13. GSM850 Receiver......................................................................9-229-14. GSM850 Transmitter..................................................................9-239-15. GSM900 Receiver......................................................................9-249-16. GSM900 Transmitter..................................................................9-259-17. DCS Receiver............................................................................9-269-18. DCS Transmitter........................................................................9-279-19. PCS Receiver.............................................................................9-289-20. PCS Transmitter........................................................................9-2910. Reference data11. Disassembly and Assembly Instructions11-1. Disassemby...............................................................................11-111-2. Assembly...................................................................................11-7