JVC KD-SH9101 Service Manual page 10

3.1.6 Removing the main board
(See Figs.12 to 16)
• Prior to performing the following procedures, remove the top
chassis and motor assembly.
(1) Disconnect the flexible wires from the connectors CN703
and CN991 on the main board respectively. (See Fig.12.)
(2) Move the front bracket backward until it stops.
(3) Remove the four screws L attaching the arm brackets (L)
and (R). Move the arm brackets (L) and (R) from the rod
gear. (See Fig.12.)
(4) Remove the rod gear.
(5) Remove the screw M attaching the rear panel to the bottom
cover from the back side of the main body. (See Fig.14.)
(6) Remove the three screws N attaching the main board and
move the main board backwards to release the two joints
c. (The main board will be removed with the rear panel and
rear heat sink) (See Figs.12 and 15.)
(7) Remove the screw P and Q attaching the rear heat sink.
(See Fig.16.)
(8) Remove the three screws R and screw S attaching the rear
panel, then remove the main board. (See Fig.16.)
N
Arm
brackets (L)
L
CN991
CN703
Arm brackets (L)
Arm brackets (R)
Rod gear
1-10 (No.49841B)
N
Main board
Arm
brackets (R)
L
M
Rod gear
Fig.12
Main board
Fig.13
Rear panel
Fig.14
Joint c
Fig.15
R
S Q
Rear panel
Fig.16
Bottom cover
M
Joint c
Main board
P
Rear heat sink