No.mb570)1 - JVC TH-C90A Service Manual

3.2.10 Removing the rack holder assembly / sensor assembly
(See Fig.25 to 30)
Attention:
If the slide gear of the body places at joint u of the rack holder
assembly, turn the 1 gear counterclockwise to move the slide
gear toward the front. Remove the rack holder assembly.
(1) Remove the three screws N attaching the rack holder as-
sembly. Release joint u from the notch.
Caution:
When reattaching the rack holder assembly, do not nip
the wire v extending from the sensor assembly.
(2) Move the sensor assembly in the direction of the arrow to
release from slot at joint y.
(3) Remove the spring attached to the bottom of the sensor as-
sembly from the boss z on the sensor slider.
(4) Remove the screw P and Q attaching the sensor board and
SV resister respectively. If necessary, unsolder the sensor
board.
Caution:
When reattaching the SV resister, attach the sensor slider to
the sensor bracket and fit the lever on the bottom of the SC re-
sister into slot a' of the sensor slider.
Caution:
When reattaching the rack holder assembly, turn the 1 gear
clockwise to move the slide gear and slide lever inside the
body rearward.
• Let the wire extending from the sensor assembly through
notch x to the bottom of the body.
• Fix pin c' of the slide lever into hole b' on the sensor slider
on the bottom of the sensor assembly while attaching the
spring to the boss z of the sensor slider.
• Engage joint y of the sensor assembly to the notch of the
body.
1-24 (No.MB570)
Fig.25
N
Rack holder
assembly
N
u
N
Fig.26
N
Switch board
1 gear
v