No. 52024
V-21F3
V-21FR3
V-21FMG3B
8
SPECIFIC SERVICE INSTRUCTIONS
DISASSEMBLY PROCEDURE
REMOVING THE REAR COVER
1. Unp lug t he po wer plu g.
2. As sh own in f igure , r emove t he 6 screws marked
!
!!
!
an d a
screw marked "
""
".
3. W ithdr a w t he rear co ver to ward you.
REMOVING THE MAIN PW BOARD
" After removing the rear cover.
1. Slight ly raise t he bo th sid es of t he MAIN PW BOARD by ha nd .
2. W ithdr a w t he MAIN PW B OARD b ackward.
(If n ecess ary, take off the wire clam p, c onnect ors etc. )
REMOVING THE SPEAKER
"
After removing the rear cover.
1. As sh own in figu r e, remove th e 2 screws marked
#
##
#
.
2. Follow th e s ame st eps wh en removing th e other ha nd sp eak er .
CHECKIN G THE MAIN PW BOARD
1. To ch eck the ba ck side of th e PW B oard.
1) Pu ll out the MA IN PW Bo ard. (Ref er to RE MO VING THE MAIN
PW B oard)
2) Erect the PW Board vert ic ally so th at you ca n easily ch eck th e
b ack side of th e PW B oard.
[CAUTION]
" When e recting th e PW Board, be car ef ul s o t hat th ere will b e n o
con tact ing with ot her PW Board.
" Before turning on power, make sure that the CRT earth wire and
oth er conne cto r are p rope rly c onnect ed.
WIRE CLAMPING AND C ABLE T YING
1. Be sure t o cla mp the wire.
2. Never remo ve th e c able tie use d f or tying th e wires to ge the r.
Sh ould it be inad ver te ntly r emove d, b e su re to tie th e wires wit h a
new cable tie.