Oki ES3640MFP Component Replacement Manual page 36

MPT Home Position Sensor
1.
Remove the Registration Assembly.
2.
Release 2 hooks that secure the gear cover to the back of the Registration Assembly.
3. Release the 3 hooks that secure the sensor to the Registration Assembly, and then push the sensor through the
opening to the back of the assembly.
4.
Disconnect the sensor from the harness.
MPT OHP Sensor
1.
Open Right Upper Door.
2. Remove the Sensor Cover from the back of the MPT Tray.
3.
Disconnect the sensor from the harness.
4. Release the hooks that secure the sensor to the MPT Tray.