Sharp SGH-F250 manual Bluetooth part

Page 61

Flow Chart of Troubleshooting

9-18. Bluetooth part

Bluetooth connection disable

Yes

No

Check BT function ON

Yes

No

Check the voltage of

U305 is around 1.8V

Yes

No

Check 26KHz Clock on

U101

Yes

No

Check the assembled

status of ANT102

Yes

No

Exchange U101

Yes

END

Enable BT function

Check U305 and change

Check OSC100

Resolder of change ANT102

Check UCP200

9-33

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Image 61

Contents GSM Telephone Country Web Site Repair Precaution Safety PrecautionsESDElectrostatically Sensitive Devices Precaution GSM General Specification SpecificationTX Power GSM850 DCS1800 PCS1800 Control level GSM Tx Power ClassMain Function Product FunctionProduct Function Array course control Software AdjustmentsRF CABLEGH39-00599A Test CABLE-1.5MGH39-01022A Test CABLE-0.4MGH39-01020APre-requsite for Downloading Software DownloadingSamsung Proprietary-Contents may change without notice Cellular phone Exploded View Exploded View and Parts ListSEC Code Cellular phone Parts ListQFU01 Assy CASE-SLIDE Upper BAG PE Status Main Electrical Parts List2007-000162 R218 Chip SNA 2203-005050 C403 TA,CHIP CRYSTAL-SMD SOCKET-INTERFACE Samsung Proprietary-Contents may change without notice BaseBand Solution Block Diagram Block DiagramsRF Solution Block Diagram － Main top view PCB Diagrams－ Main bottom view Power On Flow Chart of TroubleshootingFlow Chart of Troubleshooting Samsung Proprietary-Contents may change without notice Initial Samsung Proprietary-Contents may change without notice Charging Part Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Sim Part Samsung Proprietary-Contents may change without notice Microphone Part Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Spkp & Spkn High Speaker PartMelodySamsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice Key Data Input Back Light for Color Main LCD Key Back Light Camera part Radio part Samsung Proprietary-Contents may change without notice RX on GSM ReceiverDCS Receiver PCS Receiver Samsung Proprietary-Contents may change without notice Samsung Proprietary-Contents may change without notice MODULE100 GSM TransmitterDCS Transmitter PCS Transmitter Samsung Proprietary-Contents may change without notice Bluetooth part Samsung Proprietary-Contents may change without notice Reference Abbreviate Reference data10-2 Disassembly Instructions Disassembly and Assembly InstructionsFpcb Connector Samsung Proprietary-Contents may change without notice Assembly Instructions Hook Samsung Proprietary-Contents may change without notice