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AV-27230
SPECIFIC SERVICE INSTRUCTIONS
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVER
1. Disconnect the power plug from wall outlet. 2. As shown in the Fig.1, remove the 7 screws marked !. 3. As shown in Fig.1, remove the 4 screws marked ". 4. Then remove the REAR COVER toward you.
CHECKING THE PW BOARD
To check the PW Board from back side. 1. Pull out the chassis (refer to REMOVING THE MAIN PWB). 2. Erect the chassis vertically so that you can easily check the back side of the PW Board.
"
REMOVING THE MAIN PWB
" After removing the REAR COVER. 1. Slightly raise the both sides of the Main PWB by hand and remove the Main PWB from the front cabinet. 2. Withdraw the chassis backward. (If necessary, remove the wire clamp, connectors etc.)
CAUTION
" When erecting the chassis, be careful so that there will be no contacting with other PW Board. " Before turning on power, make sure that the wire connector is properly connected. " When conducting a check with power supplied, be sure to confirm that the CRT EARTH WIRE (BRAIDED ASS� Y) is � connected to the CRT SOCKET PW board.
REMOVING THE SPEAKER
" After removing the rear cover. 1. As shown in Fig. 1, removing the
WIRE CLAMPING AND CABLE TYING 2 screws marked #, then
1. Be sure to clamp the wire. 2. 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.
remove the speaker. 2. Follow the same steps when removing the other hand speaker.
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No.51803
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