AV32X25EUS / AV32X250EUS
AV32X25EIGY / AV32X25EKGY
AV28X25EUS / AV28X25EIGY
AV28X25EKGY
SPECIFIC SERVICE INSTRUCTIONS
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVERREMOVING THE SPEAKER
1. Unplug the power cord." After removing the rear cover.
2. Remove the 13 screws marked A as shown in the Fig. 1.1. Remove the 2 screws marked E, and remove the speaker holder
3. Withdraw the rear cover toward you.as shown in Fig. 1.
NOTE : When removing the screws marked E of the speaker holder
remove the lower side screw first, and then remove the
REMOVING THE SIDE CONTROL JACK ASSEMBLY
" After removing the rear cover.upper one.
2. Remove the 2 screws F attaching the speaker.
1. Remove the screw marked B as shown in the Fig.1.
2. While slightly raise the side control jack assembly, remove the 23. Follow the same steps when removing the other hand speaker.
claws under the side control jack assembly.
3. Disconnect the connector ?SR?, ?SL?, ?S?, ?F? and ?CN016? asREMOVING THE AV TERMINAL BOARD
shown in Fig 2." After removing the rear cover.
1. Remove the 3 screws marked G as shown in the Fig. 1.
2. Remove the 2 claws marked H under the CHASSIS as shown in
REMOVING THE SIDE CONTROL PWB
" After removing the rear cover and side control jack assembly.Fig. 3.
3. Remove the AV TERMINAL BOARD slightly in the direction of
1. Remove the 3 claws C from back side of the side control jack
arrow I as shown in Fig. 3.
assembly as shown in Fig.2.
2. Pull out the SIDE CONTROL PWB.
CHECKING THE PW BOARD
To check the back side of the PW Board.
REMOVING THE CHASSIS
" After removing the rear cover.1) Pull out the chassis. (Refer to REMOVING THE CHASSIS).
2) Erect the chassis vertically so that you can easily check the
1. Slightly raise the both sides of the chassis by hand and remove
back side of the PW Board.
the two claws under the both sides of the chassis from the front
cabinet.
[CAUTION]
2. Withdraw the chassis backward." When erecting the chassis, be careful so that there will be no
(If necessary, take off the wire clamp, connectors etc.)
contacting with other PW Board.
" Before turning on power, make sure that the wire connector is
REMOVING THE POWER & DEF. PWBproperly connected.
" After removing the CHASSIS." When conducting a check with power supplied, be sure to confirm
1. Remove the 3 screws marked D as shown in the Fig.1.that the CRT EARTH WIRE (BRAIDED ASS?Y) is connected to
2. Remove the POWER & DEF. PWB upper.the CRT SOCKET PW board.
(If necessary, take off the wire clamp, connectors, etc.)
WIRE CLAMPING AND CABLE TYING
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.
AV SW PWB
I
Connector
AV TERMINAL
SRCBOARD
SL
SIDE
CONTROLS
PWB
FH
CN016C
(Back view)H
Fig. 2Fig. 3
8No.51994 |
ACEC
