Xerox WorkCentre 5790 Series Service Manual page 188

07-304B Tray 4 Open During Run RAP (W/TAG 151)
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP 14. Disconnect the power cord. Electricity can cause
death or injury. Moving parts can cause injury.
• Make sure that the correct RAP is used. To identify the correct RAP to use, go to the
304 Tray 4 Open During Run Entry RAP.
• Check for obstructions behind the tray.
• Ensure that the tray is pushed fully home.
• Check the sensor flag, Figure 1.
Procedure
Enter dC330 code 07-304 tray 4 home sensor, Q07-304. Press Start. Open and fully close the
tray. The display changes.
Y N
Go to Flag 1. Check Q07-304. Refer to:
• GP 11 How to Check a Sensor.
• P/J1 HCF control PWB.
• 01B 0V Distribution RAP.
Install new components as necessary:
• Tray 4 home sensor, PL 7.21 Item
• HCF control PWB, PL 7.21 Item
Check the sensor holder, PL 7.21 Item 3.
If the problem continues, install new components as necessary:
• Tray 4 home sensor, PL 7.21 Item 4.
• HCF control PWB, PL 7.21 Item 2.
Status Indicator RAPs
07-304B
WARNING
4.
2.
07-
Figure 1 Component location
May 2013
2-156
Figure 2 Circuit diagram
Xerox® WorkCentre® 5790 Family
Sensor flag
Tray 4 home
sensor S07-304