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Exactly what I needed to be able to bring the amp back to life... will come back to this site the next time I need schematics.
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Information was accurate and very helpful.
However the continuity made it a little difficult to follow from one page to the next.
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Very very good as usual very trustable site. Perfect!!!!!!
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The Service Manual received was helpful. Good copy of original document.. I recomend all of my friends about this technical page.
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Perfect, complete manual, exactly what I needed. Recommended to everyone.
The cellular phone and Bluetooth cannot be connected.
Check enter in a set screen of the telephone
NG
Check the power of IC901 (Bluetooth module)
NG
Confirm to IC901 (Bluetooth module) IC302 (the power of 3.3V)
OK Confirm to IC901 (Bluetooth module) the circuit of Q101,102,104,105,106,107,108
OK
Check how to connect by inquiry from the cellular phone
Confirm to NG IC901 (Bluetooth module) the circuit of Q101,102,104,105,106,107,108 ANT902 Confirm to NG IC901 (Bluetooth module) the circuit of ANT902
OK
Check the link of Bluettoth steady or the BT mark on
OK Confirm to connect Bluetooth with the cellular phone again
The receiving talk voice doesn't go out of the speaker.
Check connect it with the cellular phone
NG
Confirm to IC901 (Bluetooth module)
OK Check the sound of CD or radio OK
Check the call sound come to send it by telephone
Confirm to NG IC402 (DSP), IC501 (AMP), J502 (Connector)
OK
Check the power of IC901 (Bluetooth module)
OK
NG
Confirm to the circuit of IC302 (the power of 3.3V) Confirm to the circuit of IC302 (the power of 3.3V) Confirm to the circuit of IC101 (CODEC) IC901 (Bluetooth module) Confirm to the circuit of IC402 (DSP)
OK Check the power of IC101 (CODEC) OK Check the waveform of 9pin of IC101 OK
Check the waveform of 43pin of IC402(DSP)
NG
NG
NG
OK Confirm to the output of J502
PN-2959N
-4-
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