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CHECK BELT UNIT
330:BELT UNIT MISSING
The transfer belt is not correctly installed.
CHECK DUPLEX
nnn:PAPER JAM
Remove the jammed paper.
CHECK FUSER UNIT
320:FUSER UNIT MISSING
The fuser unit is not correctly installed. Open the top cover and push down on the fuser unit to
be sure it is locked in place. If the message still appears, remove and reinstall the fuser unit.
CHECK IMAGE DRUM
nnn:ddd DRUM MISSING
Image drum ddd (e.g., 340:YELLOW DRUM MISSING) is either incorrectly installed or missing.
Check for proper installation/reinstall.
CHECK ttt
nnn:PAPER JAM
Remove the paper jammed in tray ttt.
CLOSE COVER
nnn:ccc COVER OPEN
Close cover ccc (e.g., 310:UPPER COVER OPEN).
COLLATE FAIL: TOO MANY PAGES
Memory overflow. Break up the print job into two or more groups of pages. If you run into this
problem often, consider installing additional memory in the printer.
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