Philips AZ1407/00 Service Manual page 56

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10-8
only one channel ?
Check: DAC 7871
OPAMP 7800 (version only)
Mute circuit 7885, 7884
Digital out ?
(optional)
Check: Connector 1880:
"Signal Processor'7860= pin 2 .
5665 ears
Enter Service Testprogram
"CD PLAY TEST"
See error table
Check: Communication lines of signal processor 7860 -DAC
DAC Version selection (1P pin 23). WE
1TS7872 (TDA1311 version only):
DAC 7871 robe et
Mute circuit - Pin 44 / 7890 - uP :
Pin 27 / 7860 - Signal processor
TS 7883 : Deals
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