Ricoh FT4430 Service Manual page 160

11. 2nd Scanner Home Position Sensor Replacement
1. Turn off the main switch.
2. Remove the rear cover (2 screws).
3. Remove the sensor bracket [A] (1 screw).
4. Replace the 2nd scanner home position sensor [B] (1 screw and 1 con-
nector).
NOTE: Do not overtighten the screw when securing the new sensor.
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16 April '88