JVC CH-X1500 Service Manual page 19

2.5.6 Mounting the sensor board assembly (See fig.47)
(1) Attach the longer spring to the white resin, and attach the
shorter spring temporarily to the sensor assembly bracket.
(2) Mount the sensor assembly so that the shaft of the lift arm
is inserted into the longer hole on the white resin located
on the back of the sensor board assembly.
(3) Attach the shorter spring to the hook of the lift arm.
2.5.7 Mounting the main board (See fig.48)
(1) Rotate the third gear clockwise until section u of the front
slider and the third hole from the right are lined up. (Be
sure to set properly. If incorrectly set, the switches on the
assembly may be damaged.)
(2) After they are correctly positioned, mount the main board
assembly.
Sensor board assembly
Attach temporarity
Shorter
Longer
spring
Fig.47
Front slider
Third gear
Fig.48
CH-X1500
Shoter
spring
u
u
1-19