Samsung SGH-Z230 Service Manual page 3

9. Flow Chart of Troubleshooting
9-1. Power On.....................................................................................9-1
9-2. Initial............................................................................................9-3
9-3. Charging Part................................................................................9-5
9-4. Sim Part.......................................................................................9-7
9-5. Microphone Part...........................................................................9-10
9-6. Speaker Part(Melody)..................................................................9-12
9-7. Key Data Input...........................................................................9-14
9-8. Receiver Part..............................................................................9-15
9-9. Back Light..................................................................................9-16
9-10. Key Back Light..........................................................................9-18
9-11. Camera part.............................................................................9-20
9-12. GSM Receiver............................................................................9-22
9-13. GSM Transmitter........................................................................9-23
9-14. DCS Receiver............................................................................9-24
9-15. DCS Transmitter........................................................................9-25
9-16. PCS Receiver............................................................................9-26
9-17. PCS Transmitter........................................................................9-27
9-18. WCDMA Receiver.......................................................................9-28
9-19. WCDMA Transmitter...................................................................9-29
10. Reference data
C O N T E N T S