Xerox Phaser 6600 Service Manual page 292

Error Troubleshooting
075-910 MSI (Bypass Tray) Detached
Step Check
Possible causative parts:
• Bypass Tray No Paper Sensor (PL13.2.4)
• Bypass Tray Cover Assembly (PL13.3.2)
• Bypass Tray Harness Assembly (PL13.2.5)
• MCU Board (PL18.1.13)
1 Check the Bypass Tray installation
Is the Bypass Tray installed properly?
2 Check the Bypass Tray Cover Assembly
Is the Bypass Tray Cover Assembly broken?
3 Check the Bypass Tray No Paper Sensor operation
Execute Digital Input diagnostic test 071-102, and check the
Bypass Tray No Paper Sensor operation.
Does the Bypass Tray No Paper Sensor function normally?
4 Check the connections between Bypass Tray No Paper Sensor
and the MCU Board
Check the connection between the Bypass Tray No Paper
Sensor and the MCU Board.
Are P/J211 and P/J21 connected securely?
5 Check the Bypass Tray Harness Assembly continuity.
Is each cable of P/J211<=>P/J21 continuous?
6 Check the power to the Bypass Tray No Paper Sensor
(+5 VDC)
Check if the voltage between the MCU Board ground and the
P/J21- 1 pin is about +5 VDC.
2-196 Phaser 6600 and WorkCentre 6605
Service Manual
Yes No
Go to step 2.
Bypass Tray
Replace the Go to step 3.
Bypass Tray
Cover Assembly.
Replace the MCU Go to step 4.
Board.
Go to step 5. Connect P/J211
Go to step 6. Replace the
Bypass Tray
Replace the
Bypass Tray No page 2-223.
Paper Sensor.
Xerox Internal Use Only
Install the
properly.
and P/J21
securely.
Harness
Assembly.
Refer to