![background image](http://html.mh-extra.com/html/samsung/sgh-u100/sgh-u100_service-manual_1191183043.webp)
Flow Chart of Troubleshooting
3-30
3-2-7. Bluetooth Part
NO
check F102
Exchange U102
YES
NO
Resolder or change
BT_ANT
Check the
assembled status of
BT_ANT
YES
Check 32KHz Clock on
U102
Check the voltage of
C148 is around 1.8V
Check BT function ON
END
BT connection disable
YES
YES
YES
NO
Check U102 or
Initial part
NO
Check U305 and change
NO
Enable BT function
Summary of Contents for SGH-U100
Page 15: ...Flow Chart of Troubleshooting 3 2 ...
Page 37: ...Flow Chart of Troubleshooting 3 24 ...
Page 42: ...Flow Chart of Troubleshooting 3 29 ...
Page 44: ...Flow Chart of Troubleshooting 3 31 ...
Page 54: ...6 PCB Diagrams 6 1 ...
Page 55: ...PCB Diagrams 6 2 ...