Cover Open Sensor Assembly - Epson Stylus PRO 7500 Service Manual

EPSON Stylus Pro 7500

5.2.6.4 Cover Open Sensor Assembly

When removing/replacing the Cover Assembly or the Front Cover, verify the sensor
operation using the Self-Diagnostic mode as described below.
1. Carry out "Removing the Tube Cover."
2. Press the following buttons and turn on the printer to enter the Self-Diagnostics mode.
[Paper Feed + [Cut/Eject] + [Cleaning]
3. Press the SelecType or Item button until "Check: Test" appears in the LCD, then press
the Enter button to select the Test menu.
4. Press the SelecType or Item button until "Test: Sensor" appears in the LCD, then press
the Enter button to select the Test Item menu.
5. Press the SelecType or Item button until "Sen: Cover xxxx" appears.
6. Open and close the Front Cover, checking the LCD to make sure the message changes
depending on the Front Cover position.
Table 5-21. Cover Sensor Assembly Check
Front Cover
Open
Closed
7. If the correct message does not appear or any other message appears, verify the Cover
Sensor is installed correctly and check the operation again.
Adjustment
LCD Message
Sen: Cover Open
Sen: Cover Close
Figure 5-47. Interlock Switch Mechanism
Adjustment Steps
Revision A
cover switch holder
screw(M3x6)
223