Photo Sensor - Sony UP-21MD Service Manual

1. Remove the top cover. (Refer to Section 1-3-1.)
2. Remove the ribbon panel assembly. (Refer to Section
1-3-2.)
3. Remove the front panel assembly. (Refer to Section 1-
3-3.)
4. Remove the mechanical deck assembly. (Refer to
Section 1-4-1.)
5. Remove the tray guide assembly. (Refer to Section 1-
4-7.)
6. Remove the sensor guide assembly. (Refer to Section
1-4-8.)
7. Remove the two claws and then remove the eject roller
assembly.
| Sensor guide assembly |
Eject roller
assembly
8. Attach a new eject roller assembly in the reverse order
of steps 1 to 7.
UP-21MD V1
a
1-4-12. Photo Sensor
Remove the top cover. (Refer to Section 1-3-1.)
Remove the ribbon panel assembly. (Refer to Section
1-3-2.)
3. Remove the front panel assembly. (Refer to Section 1-
3-3.)
4. Remove the mechanical deck assembly (Refer to
Section 1-4-1.)
5. Disconnect one harness from the connector (CN105)
on the MEC-15 board.
6. Remove the four claws from the mechanical deck
chassis and then remove the photo sensor.
oS
| Photo sensor
TO MEC-15
Mechanical chassis
CN105
Photo sensor
7. Attach a new photo sensor in the reverse order of steps
1 to 6.