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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.
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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!
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I really like this manual and it's reliable.I found and bought easly.thank you.
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Thank you very much. the Instruction corresponds to my expectations. Sent it in time. I don't regret that paid money.
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Good quality. Quick service. I recommend to everyone.
AV-20F702
TROUBLESHOOTING GUIDE
NO POWER
Is the voltage at IC501 DC24.0V ?
Yes
Check the circuit after IC501.
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 R501 rectifying circuit. B
D501~D504
No RY101 Is the voltage at the point C in the Figure AC120V ? Yes Check associated circuit of the Relay. D No
C
L501
Is the voltage at the point D in the Figure AC120V ?
Yes
F501 Broken wire of L501. CP501
No
Is the voltage on both ends of CP501 AC120V ?
Yes
Broken wire of F501.
CD501
No Broken wire of AC cord or check CP501.
14
No.51911
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