JVC KD-AR390J Service Manual page 9

3.1.6 Removing the SWITCH BOARD assembly (See Fig.8)
(1) Remove the VOLUME KNOB.
(2) Remove the four screws K attaching the REAR COVER.
(3) Disengage the nine hooks b engaged the REAR COVER.
3.2 CD MECHANISM assembly section
• Remove the CD MECHANISM assembly from the main body.
3.2.1 Removing the MECHANISM CONTROL BOARD
assembly (See Fig.1 and 2)
(1) From the bottom side of CD MECHANISM assembly,
remove the solders from the soldered sections (a, b and
c) on the MECHANISM CONTROL BOARD assembly.
(See Fig.1.)
(2) Remove the three screws A and one screw B attaching the
MECHANISM CONTROL BOARD assembly. (See Fig.1.)
(3) Solder the short land sections on the pickup. (See Fig.2.)
Caution:
• Solder the short land sections on the pickup before
disconnecting the flexible wire from the connector
CN102 on the MECHANISM CONTROL BOARD as-
sembly.
If the card wire is disconnected without attaching
solder, the pickup may be destroyed by static
electricity. (See Fig.2.)
• When attaching the MECHANISM CONTROL
BOARD assembly, remove the solders from the
short land sections after connecting the flexible
wire to the connector
CONTROL BOARD assembly.
CN102 on the MECHANISM
hook
K
Fig.8
Mechanism
control board
a
A
Fig.1
Mechanism control board
CN102
Flexible wire
Fig.2
b
K
b
hook
b
CN102
B
A
c
A
Short land section
Pickup
(No.MA376<Rev.002>)1-9