Misformed characters
AaBbCc
AaBbCc
AaBbCc
AaBbCc
AaBbCc
AaBbCc
Possible cause Solution
1 The media does not meet specifications or is not
stored correctly.
1 Turn over the stack of media in the tray. Also try
rotating media 180 degrees.
2 Check the media type and quality. Replace the
media if it does not meet specifications, and
advise the customer to use the HP-
recommended media and to store it correctly.
See
Media specifications.
2 The operating environment does not meet
specifications.
Make sure that the MFP is installed in an area that
meets the environmental specifications. See
Environmental specifications.
3 The cables are not securely connected to the laser/
scanner assembly.
Reseat the cables that are connected to the laser/
scanner assembly.
4 The cables are not securely connected to the dc
controller PCA.
Reseat the cables that are connected to the dc
controller PCA.
5 The laser/scanner assembly is defective. Replace the laser/scanner. See Laser/scanner.
6 The gears are worn. Inspect the gears that drive the print cartridge and
fuser. If any gears are worn, replace the defective
assembly.
7 The print-cartridge motor is defective. Replace the print-cartridge motor. See Print-cartridge
motor (M102).
8 The dc controller PCA is defective. Replace the dc controller PCA. See DC controller.
Image-formation troubleshooting 377
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