How To Remove The Major Parts <Com Section; Disassembly Flow Chart; Disassembly/Assembly Method <Com Section - JVC SR-VS20E Service Manual

1.5 HOW TO REMOVE THE MAJOR PARTS <COM section>

1.5.1 Disassembly flow chart

This flowchart shows the disassembly procedure for the ex-
terior parts and electrical parts.
Basically, reverse this procedure when assembling them.
1 Top cover, Bracket
2 Front panel assembly
Display board assembly, Display/SW board assembly,
3
SW board assembly, LED1, 2 board assembly
4 SW REG board assembly
5 Regulator board assembly
6 Rear cover
1.5.2 Disassembly/assembly method <COM section>
Step/
Part name Fig. No.
Loc No.
Top cover, Bracket COM1
1
Front panel COM2 8(L3),
2
assembly
Display board assembly, COM3 10(S4)
3
LED/SW board assembly,
Eject SW board assembly,
Jack board assembly,
Jog board assembly
SW REG board COM4 2(S5), 2(L4), (L5)
4
assembly
Regulator board COM5 3(L6),
5
assembly
Rear cover COM6 4(S2), 6(S6),
6
<Note 1>
When attaching the FPC, be sure to connect it in the cor-
rect orientation.
<Note 2>
When attaching the front panel assy, make sure that the
door openers of both decks (DV, VHS) are in the down
position.
<Note 3>
When attaching the front panel assy, be careful not to dam-
age the DV terminals.
<Note 4>
When attaching the FPC take care that it is not caught.
Pass the DV-side FPC between the base (2) and DV Main
board assy.
Pass the two VHS-side FPCs below the base (1).
1-2
Point Note
4(S1), 3(S2), 2(L1), (L2)
—
2(S3)
<Note
CN7507(WR1), 1,2,3,4>
CN3011(WR2)
—
6(S4), Knob(Jog),
Knob(Shuttle),
<Note 1,
CN5301(WR3), 5>
<Note 1,
CN5322(WR4), 5>
CN5321(WR5),
CN5325(WR6),
CN5324(WR7),
CN5323(WR8)
<NOTE 6>
Fan motor
<Note 5>
When removing the SW REG board assembly or Regula-
tor board assembly, unhook the several spacers connect-
ing it with pliers from the top side.
<Note 6>
Perform the work by leaving fan motor attached to the rear
cover except when replacing the fan motor.
When attaching the rear cover, please be careful with the
wiring.
1 Top cover
2
( S1 )
1
( S1 )
( L2 )
( L1 )
8
( S3 )
( S3 )
Fig. COM1
<Note 4>
FPC
<Note 2>
DV SIDE
Base (2)
<Note 3>
DV Main board
assembly
( L3 )
Base (1)
CN3011
( L3 )
<Note 4>
WR2
( L3 )
Fig. COM2
6
( S2 )
5
( S2 )
7
( S2 )
4
( S1 )
3
( S1 )
9
Bracket
1
<Note 2>
VHS SIDE
CN7507
<Note 1>
Supporting
WR1
tape side
( L3 )
2