Xerox WorkCentre 5790 Series Service Manual page 231

Figure 2 Circuit diagram
Xerox® WorkCentre® 5790 Family
08-101 Tray 1 Misfeed RAP
08-101 The lead edge of the paper failed to actuate the tray 1 feed sensor within the correct
time after feeding paper from tray 1.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP
death or injury. Moving parts can cause injury.
• Check the condition of the paper in tray 1. Refer to
• Check that the paper guides are set correctly.
• Observe the feeder and check for obstructions.
• Turn and change the paper in the tray.
• Check that the tray elevates to the feed position. Refer to
ure RAP.
• Check that the left hand door is latched correctly.
• Check that the interlock cover has not come loose,
right and tighten the two screws
• Check for damage to the chamfered edge on the left side of the tray. Repair the damaged
edge or install a new paper tray,
• If the paper has excessive curl and is causing the paper to be skewed when fed from the
tray. Install TAG 002 on the paper tray to constrain the effect of the curl.
• Check the paper feeder PL 8.26 Item 2
with the edge of the housing slot, apply plastislip grease to the contact areas.
Procedure
NOTE: The front door interlock must be cheated when checking +24V components.
NOTE: To help fault diagnosis, install the tray 1 paper feed assembly in the tray 2 paper feed
assembly position. With tray 1 removed, the operation of the feed assembly can be observed.
Refer to REP 8.1.
Enter dC330 code 08-101 tray 1 feed sensor, Q08-101.
hand door and manually actuate the sensor. The display changes.
Y N
Go to Flag 1. Check Q08-101. Refer to:
• GP 11 How to Check a Sensor.
• P/J276, Tray 1 and 2 control PWB.
• 01E +5V Distribution RAP.
• 01B 0V Distribution RAP.
Install new components as necessary:
• Tray 1 feed sensor, PL 7.30 Item
• Tray 1 and 2 control PWB,
Enter dC330 code 08-025 transport roll drives motor, MOT08-025. Press Start. The
runs.
Y N
Go to Flag 2. Check MOT08-025. Refer to:
• GP 10 How to Check a Motor.
A
May 2013
2-199
WARNING
14. Disconnect the power cord. Electricity can cause
IQ1 and GP 20.
07-353 Tray 1 Elevator Lift Fail-
PL 7.30 Item 23. Bias the cover to the
PL 7.10 Item 1.
fully descends. If the paper feeder shaft is binding
Figure 1. Press Start. Open the left
25.
PL 7.10 Item 2.
Status Indicator RAPs
08-100B, 08-101
motor