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Door Open Errors (U-XX)
When the printer experiences a door open error, the following occurs:
• The Door Open Indicator flashes orange.
• An error code "U-XX" flashes.
• For codes U-04 or U-14, the location of the open door is also shown by PF or EXIT.
Error Code
Cause
U-01
The Drawer 1 is open.
U-02
The Drawer 2 is open.
U-03
The Drawer 3/4 is open.
U-04
The Inner Transport is open.
U-06
Left Door is open.
U-11
Manual Feed-in Shelf (Bypass) is
open.
U 10
A interlock is open.
U-12
Right Door is open.
U-13
Top Rear Cover is open.
U-14
Exit Cover is open.
U-21
Folder Door is open.
Thumping Noise in Standby
After 30 minutes of no use, the printer will reset the Developer Motor and enter an idle
state. A loud "thump" noise will be heard as the motor resets. This is normal.
Image Quality Problem Solving
Use the chart below as an aid to identifying and solving a variety of image quality
problems.
®
Xerox
Wide Format 6622 Solution
User Guide
Treatment
Open and close the drawer.
Open and close the drawer.
Open and close the drawer.
Close the Inner Transport.
When you turn the latch, confirm that it is
locked.
Close the Left Door.
Open and close the Manual Feed-in Shelf
(Bypass).
Reset the Manual Feed-in Shelf (Bypass),
Right Door, Top Rear Cover, Exit Cover
Close the Right Door.
Close the Top Rear Cover.
Close the Exit Cover.
Close the Folder Door.
Problem Solving
9-27
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