factory technician level - complete with board views :
( removing chassis from cabinet , only thing missing ) ;
on weekends , staff is not available so - be patient .
Excellent manual. In addition to the information I needed was a complete description of both electronic and mechanical devices.
Excellent site.
Thank you very much.
Text excerpt from page 23 (click to view)
5
6
7
8
NO DIGITAL AUDIO ON PLAYBACK OF COAXIAL JACK
A
Is there waveform at pin 2 of J8001 about 0.5Vp-p?
Yes
Check connection at RCA Cable.
No
B
Is there Yes waveform at pin 93 of IC4001 about 3.3Vp-p ?