This was an excellent source of detailed assembly information on a device which is at least 12 years old. A very lucky find, coupled with great service.
Excellent Service Manual and best price on the Internet. This Service Manual covers everything you could ever need including full circuit schematics, component layout diagrams, stripdown procedure and full parts list/breakdown. I needed this to carry out a modification to one of these headunits and this manual covered everything I needed. Fast delivery, processed within a few hours.
Thought I would never find a copy of the Technics SX-EN2 Service Manual until I found Owner-Manuals.com. Price was very fair and I received the download promptly. While a photocopy, it is quite readable and includes all the pertinent information and diagrams. Thank you Owner-Manuals!
I really like this manual and it's reliable.I found and bought easly.thank you.
Text excerpt from page 15 (click to view)
AV-14F702
TROUBLESHOOTING GUIDE
NO POWER
Is the voltage at C501 DC24.0V ?
Yes
Check the circuit after C501.
No IC501 Is the voltage at pin 4 of IC501 DC18V ? Yes Check IC501 and associated circuit. 1 No 4 A Is the voltage at the point A in the Figure DC170V ? Yes Broken wire of R501 or short circuit on GND. R501 T501
No
Is the voltage at the point B in the Figure AC120V ?
Yes
Check D501 ~ D504 rectifying circuit. B
D501~D504
No
Is the voltage at the point C in the Figure AC120V ?