Disassembly; Disassembly Flow Chart; How To Read The Disassembly And Assembly; Disassembly/Assembly Method - JVC KV-V8 Service Manual

1.1 Disassembly flow chart

This flowchart lists the disassembling steps for the cabinet
parts and P.C. boards in order to gain access to item(s)
to be serviced. When reassembling, perform the step(s) in
reverse order. Bend, route and dress the flat cables as they
were originally laid.
[1]
Top cover
[2]
SW board assembly, Front panel assembly
[3]
Cassette housing assembly
[4]
Drum assembly
[5]
Mechanism assembly
[6]
Main board assembly

1.2 How to read the disassembly and assembly

<Example>
Step/ Fig.
Part Name
Loc No. No.
[1] Top cover D1 4(S1a),(S1b),3(L1a), <Note 1>
Bracket
(1) (2) (3)
(1) Order of steps in Procedure
When reassembling, perform the step(s) in the reverse order.
These numbers are also used as the identification (location) No.
of parts Figures.
(2) Part name to be removed or installed.
(3) Fig. No. showing procedure or part location.
(4) Identification of part to be removed, unhooked, unlocked,
released, unplugged, unclamped or unsoldered.
P= Spring, W= Washer, S= Screw, L= Locking tab, SD= Solder,
CN**(WR**)= Remove the wire (WR**) from the connector
(CN**).
Note:
• The bracketed ( ) WR of the connector symbol are as-
signed nos. in priority order and do not correspond to
those on the spare parts list.
(5) Adjustment information for installation
SECTION 1

DISASSEMBLY

Point Note
2(SD1a), (P1a),
CN1(WR1a),
2(S1c)
(4) (5)

1.3 Disassembly/assembly method

Step/ Fig.
Part Name
Loc No. No.
[1] Top cover D1 2(S1a), (S1b), 2(S1c)
[2] SW board assembly, D2 2(S2a), (WR2a), stay <Note 2a>
Front panel assembly
[3] Cassette housing D3a, 2(S3a), 2(L3a)
assembly D3b
[4] Drum assembly D4 CN1(WR4a),
[5] Mechanism assembly D5 CN1(WR5a),
[6] Main board assembly D6 (S6a), (S6b)
<Note 2a>
• Be careful not to damage the connector and wire etc. during connec-
tion and disconnection. When connecting the wire to the connector, be
careful with the wire direction.
<Note 2b>
• When reattaching the Front panel assembly, make sure that the door
opener "a" of the Cassette housing assembly is lowered in position
prior to the reinstallation.
<Note 3a>
• When installing the Cassette housing assembly, make sure that the
Control cam and the Main deck alignment holes are aligned. if they
are not, rotate the Loading motor belt to the front align the holes.
• When installing the Cassette housing assembly, be careful not to dam-
age the parts of the Main board and Mechanism assemblies.
<Note 5a>
• When removing the Mechanism assembly only, unhook the two spacers
connecting it with the Main board assembly with pliers from the back
side of the Main board assembly first, and then remove the Mecha-
nism assembly.
• When reattaching the Mechanism assembly to the Main board as-
sembly, take care not to damage the sensors on the Main board as-
sembly.
Point Note
- - - - - - - - - - - - - - - - - - -
4(L2a), 3(L2b), <Note 2b>
CN3006(WR2b)
<Note 3a>
<Note 2a>
CN1(WR4b),
(S4a), (S4b), (S4c)
<Note 2a>
CN3003(WR5b), <Note 5a>
CN3005(WR5c),
2(S5a), (S5b),
2(L5a)
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