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Level 3 Repair
8-27
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8-3-8. Bluetooth
Bluetooth does not work
Yes
U10
7
pin
E2, F2
≥
4dBm
Resolder or Replace U107
No
Yes
Check U101 pin
E7, A7, H6, F6
≥1.8V
pin 44
≥ 2.6V
pin4 ≥ 3.3V
Resolder U107 and U302
Yes
Check U10
7
pin
A3
26MHz ?
No
Resolder or replace C122, U100
Yes
Check
& Resolder U103
Yes
END
No