Rear Sensor Board - Oki ES3640MFP Component Replacement Manual

3. Move the Registration Sensor #1 and Transfer Unit Entrance Sensor Actuators to allow clearance, and then release
the 3 hooks that secure the board to the assembly.
Replacement Note: Use a piece of non-conductive tape to retain the spring while replacing the board. Remove the
tape just prior to snapping the board into the hooks. Make sure the Transfer Unit Entrance Sensor Actuator rests on
the correct side of the lower Registration Roller.

Rear Sensor Board

The Rear Sensor Board is located underneath the Rear Sensor Board Cover on the Exit Assembly.
1.
Open the Top Cover.
2. Release the 6 hooks and 3 tabs that secure the Rear Sensor Board Cover.
3.
Disconnect the 4 connectors on the board.
4. Remove 1 (black, plastic 6 mm) screw that secures the board to the Eject Assembly.