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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
3-45
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3-2-9. BLUETOOTH
Bluetooth does not work
Check C817
≒
3 V
Check R806
≒
2.6 V
Check U503 and change
Check signal on C821
Frequency
≒
32.768 KHz ?
Check U800 and change
Check “Low” signal
on pin #18, #19 of U800
Check U800 and change
Check pin #22 of U800
RF power
≒
0 dBm ?
Check BT function
Activation ON ?
Enable BT function
END
YES
Check U503 and change
Check the assembled status
of ANT800
Resolder or change ANT800
NO
NO
NO
NO
NO
NO
YES
YES
YES
YES
YES