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AV-N29220
SPECIFIC SERVICE INSTRUCTIONS
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVER
1. Unplug the power supply cord. 2. Remove the 7 screws marked ! and 2 screws marked shown in Fig.1. 3. Withdraw the REAR COVER toward you.
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[CAUTION] " When reinstalling the rear cover, carefully push it inward after inserting the MAIN PWB into the rear cover groove.
REMOVING THE MAIN PW BOARD
" After removing the rear cover. 1. Pick this side of the MAIN PWB and raise one slightly, take off the PWB stopper marked # from the cabinet bottom. 2. Pull out the MAIN PWB as it is. (If necessary, take off the wire clamp and connectors, etc.)
REMOVING THE SPEAKER
" After removing the MAIN PW board. 1. Remove the 2 screws marked $ as shown in Fig.1. 2. Withdraw the speaker backward. 3. Follow the same steps when removing the other hand speaker.
CHECKING THE MAIN PW BOARD
1. To check the back side of the MAIN PW Board. 1) Pull out the MAIN PWB. (Refer to REMOVING THE MAIN PWB). 2) Erect the chassis vertically so that you can easily check the back side of the MAIN PW Board. [CAUTION] " When erecting the MAIN PWB, 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 connectors are properly connected.
WIRE CLAMPING AND CABLE TYING
1. Be sure 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.
