JVC KW-ADV794J Service Manual page 12

3.1.11 Removing the Panel-B board (See Fig.18)
(1) Disconnect the card wires from Panel-A board connected
to connector CN603 of the Panel-B board.
(2) Disconnect the card wires from Panel-B board connected
to connector CN604 of the Panel-B board.
(3) Disconnect the FPC connected to connectors
CN605 of the Panel-B board.
(4) Remove the four screws V attaching the Panel-B board.
CN603
V
3.1.12 Removing the Panel-A board (See Fig.19)
(1) Disconnect the FPC connected to connector
Panel-A board.
(2) Remove the four screws W attaching the Panel-A board.
3.1.13 Removing the SW board (See Fig.19)
(1) Remove the volume knob
(2) Remove the one screw X attaching the SW board.
W
CN501
1-12 (No.MA493<Rev.002>)
CN604
V
CN604
CN606 CN605
Fig.18
CN501
X
Fig.19
3.2 DVD mechanism assembly section
3.2.1 Removing the Traverse mechanism assembly (See
Fig.1 to 6)
(1) Solder the short land section on the flexible wire of pickup.
(See Fig.1)
and
Caution:
* Solder the short land section on the flexible wire of pickup
before disconnecting the flexible wire form the connector
CN101 on the Front end board.
If the flexible wire is disconnected without attaching the
solder, the pickup may be destroyed by static electricity.
* When attaching the Traverse mechanism assembly, re-
move the solder from the short land section after connection
the flexible wire to the connector
board.
V
of the
(2) Voltage supply to
Clamper is shift to loading complete position. (See Fig.2)
(3) Disconnect the flexible wires from Traverse mechanism assembly
connected to connector
(See Fig.2)
CN1
CN101 on the Front end
Solder short part
Fig.1
TP79 and TP81 approx DC 3.0V until
CN1 and CN101 of the Front end board.
CN101
TP81
TP79 TP81
R312
TP92
R21
Voltage supply
TP79
position
Fig.2