SC-NA10EB, SC-NA10EE, SC-NA10EG, SC-NA10GN, SC-NA10GS, SC-NA10GSX, SC-NA10P, SC-NA10PC - Panasonic Audio Service Manual Simplified (repair manual). Page 4

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NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
No sound from Bluetooth
[H] 3.3v at
PDET2_IC1001_4pin? 
Failure of DAMP IC1401 or 
Failure of Q1401
Failure of speakers
L1401-1404 are 
conductive by 
measuring the 
ohmmeter? 
Failure by damaged coil
Is there digital 
waveform output 
at IC1401_8pin?
Failure of Bluetooth module
No sound from all 
speakers?
Check the damage of 
the speaker. Connect 
to another normally 
functionning unit.
Sound is normal?
Failure of DAMP IC1401
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