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Troubleshooting/Maintenance
: Image formation troubleshooting
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Your HP LaserJet 1100 is feeding two or
more sheets of paper at a time because
the paper is difficult to separate
Remove the paper from the paper input
bin and align the edges of the paper.
“Break” the ream of paper by curving it
into an upside-down u-shape. Try turning
the paper around to feed the other end
first, or use a different type of paper.
Clean the pickup roller and the separation
pad. If the problem persists, replace the
separation pad or subpads
Your software application is sending an
extra page-eject command.
Check your software’s printing
configuration information. If you are using
a word-processing program, check for a
natural page break and a forced page
break that are close to each other.
Blank pages are
always printing
The toner cartridge was improperly
installed.
Make sure you removed the entire length
of the sealing tape from the toner
cartridge before you installed it.
The toner cartridge is completely out of
toner.
Replace the toner cartridge.
Discontinuity exists in the high-voltage
contact points.
Perform the “High-voltage power supply
check,” which is discussed later in this
chapter.
There is a problem in a part of the
product.
Print a self-test page. If the page is blank,
follow the steps in “Basic troubleshooting”
to isolate the problem. Replace the laser/
scanner or the ECU as needed.
Problem Cause Solution
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