AV-32D503
AV-32D303
AV-32D203
SPECIFIC SERVICE INSTRUCTIONS
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVERREMOVING THE SPEAKER
" Unplug the power plug." After removing the rear cover and chassis base.
1. As shown in Fig.2, remove the 12 screws marked !!!!.1. As shown in Fig.2, remove the 4 screws marked )))).
2. Remove the rear cover toward you.2. Follow the same steps when removing the other hand speaker.
Note :
When reinstalling the rear cover, carefully push it inward afterCHECKING THE MAIN PW BOARD
inserting the chassis into the rear cover groove.1. To check the backside of the MAIN PW Board.
(1) Pull out the chassis base. (Refer to REMOVING THE
CHASSIS BASE).
(2) Erect the chassis vertically so that you can easily check from
REMOVING THE CHASSIS BASEthe backside of the MAIN PWB.
" After removing the rear cover.
1. Slightly raise the both sides of the chassis base by hand, and
remove the 2 claws marked """" (Fig.1 and Fig.2) under the both
CAUTION
sides of the chassis from the chassis rail." When erecting the chassis, be careful so that there will be no
2. As shown in Fig.1, draw the chassis base backward along the
chassis rail marked ####in the arrow direction marked $$$$(Fig.2.).contacting with other PWB.
" Before turning on power, make sure that the CRT earth wire and
(If necessary, detach the wire clamp, connector?s etc.)other connectors are properly connected.
Note :
When conducting a check with power supplied, be sure to confirm
that the CRT earth wire is connected to the CRT SOCKET PWB
WIRE CLAMPING AND CABLE TYING
and the MAIN PWB.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
REMOVING THE TERMINAL BOARDa new cable tie.
" After removing the rear cover.
1. As shown in Fig.2, remove the 4 screws marked%&%&%&%&.
2. When you pull out the TERMINAL BOARD, it can be removed.
FRONT CABINET
REMOVING THE FRONT CONTROL PW BOARD MAIN PWB
" After removing the rear cover and chassis base .
1. As shown in Fig.2, remove the 2 screws marked ''''attached the
FRONT CONTROL PWB with the front cabinet.
2. Then remove the FRONT CONTROL PWB.
C
REMOVING THE FRONT AV IN PW BOARD
" After removing the rear cover and chassis base.
1. As shown in Fig.2, remove the 2 screws marked ((((.
2. Then remove the FRONT AV IN PW B.
CHASSIS BASE
B
Fig. 1
8No. 51947 |
ACEC
