Samsung GT-S5230 - Bluetooth part

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Flow Chart of Troubleshooting
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9-25
9-18
Bluetooth part
Bluetooth connection disable
Yes
Check BT function ON
Enable BT function
No
Yes
Check the voltage of U300
is around
3.0V
No
Check U300 and change
Check
26
KHz Clock on
BT
100 (
J5)
Yes
Check OSC116
No
Yes
Check the assembled
status of ANT100
No
Resolder of change ANT100
Yes
Exchange
No
Check UCP200
Yes
END