Specific Service Instructions; Disassembly Procedure - JVC AV-14F33 Service Manual

AV-14F13
AV-14F33

SPECIFIC SERVICE INSTRUCTIONS

DISASSEMBLY PROCEDURE

REMOVING THE REAR COVER
1. Unplug the power plug.
2. As shown in figure, remove the
" "
" "
marked .
3. As shown in figure, remove the
4. Withdraw the rear cover toward you.
[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. Slightly raise the both side of the MAIN PW BOARD by hand, and
remove the PWB stopper marked
2. Withdraw the MAIN PW BOARD backward.
(If necessary, remove the wire clamp, connectors etc.)
REMOVING THE SPEAKER
" After removing the rear cover.
1. As shown in figure, remove the
remove the speaker.
CHECKING THE MAIN PW BOARD
1. To check the back side of the PW board.
(1) Pull out the MAIN 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. 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.
8
4 ! !
! !
screws marked and a screw
2
# # # #
screws marked
$% $% $% $%
from the front cabinet.
2
& & & &
screws marked , then
No. 52021