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Good condition and quality. Hard to find anywhere in Internet, only on this site.
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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.
AV-21D13 AV-21D33 AV-20N13 AV-20N33
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVER
1. Unplug the power plug. 2. As shown in figure, remove the
6
screws marked
!
and the
2 screws marked " .
3. Withdraw the rear cover toward you.
REMOVING THE PW BOARD
" After removing the rear cover. 1. Slightly raise the both sides of the PW Board by hand. 2. Withdraw the PW Board backward. (If necessary, take off the wire clamp, connectors etc.)
REMOVING THE SPEAKER
" After removing the rear cover. 1. As shown in figure, remove the 2 screws marked # . 2. Follow the same steps when removing the other hand speaker.
CHECKING THE PW BOARD
1. To check the back side of the PW Board. 1) Pull out the PW Board. (Refer to REMOVING THE MAIN PW Board) 2) Erect the PW Board vertically so that you can easily check the back side of the PW Board. [CAUTION] " When erecting the PW Board, be careful so that there will be no contacting with other PW Board. " Before turning on power, make sure that the CRT earth wire and other connector are properly connected.
WIRE CLAMPING AND CABLE TYING
1. 2. Be sure to clamp the wire. Never remove the cable tie used for tying the wires together. Should it be inadvertently removed, be sure to tie the wires with a new cable tie.
10
No. 52022
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