Samsung SGH-D980 Service Manual page 56

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Flow Chart of Troubleshooting
10-18. Bluetooth part
Bluetooth does not work
Yes
No
Resolder or replace
F100 pin 4 ≥ -4dB
L113, ANT102
Yes
No
C118 (+position),
Resolder C118 and
is ≥ 1.8V
check the PMU part
Yes
No
Resolder C124
C124 is ≥ 1.5V
check or Replace U101
Yes
TP109, R100, TP112 ≥
No
1.8V
Check or Replace U101
U101 pin B4 ≥
1.7V(32kHz)
Yes
Check UCP200
Yes
END
10-36
SAMSUNG Proprietary-Contents may change without notice
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