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Flow Chart of Troubleshooting
10-
27
10-2-7. Bluetooth Part
Resolder or change U101
⑥
NO
Change MOD100
Exchange MOD100
YES
NO
Resolder or change
ANT101
Check the
assembled status of
ANT101
YES
NO
YES
Check "High" signal
on Pin1 of U101
Check 26MHz Clock on
MOD100
Check the voltage of
C137 is around 1.8V
Check BT function ON
END
BT connection disable
YES
YES
YES
NO
Check MOD100 or
Initial part
NO
Check U101 and change
NO
Enable BT function