Tire tracks
A
A
A
A
A
B
B
B
B
B
C
C
C
C
C
a
a
a
a
a
c
c
c
c
c
b
b
b
b
b
This defect typically occurs when the print cartridge has far exceeded its rated life. This can happen if
you print a very large quantity of pages that have little toner coverage.
1. Replace the print cartridge.
2. Reduce the number of pages that print with very low toner coverage.
White spots on black
1. Print a few more pages to see if the problem corrects itself.
2. Make sure that the type and quality of the media meet HP specifications. (See
Selecting print
media on page 16.)
3. Make sure that the environmental specifications for the printer are being met. (See
Operating-
environment specifications on page 381.)
4. Replace the print cartridge.
Scattered lines
1. Make sure that the type and quality of the media meet HP specifications. (See Selecting print
media on page 16.)
2. Make sure that the environmental specifications for the printer are being met. (See
Operating-
environment specifications on page 381.)
3. Turn over the stack in the tray. Also, try rotating the stack 180°.
ENWW Troubleshooting print-quality problems 247