HP LaserJet 4250 - Manual (Page 187)

2. Clean the inside of the printer and run a cleaning page to clean the fuser. (See Cleaning
the printer .)
3. Try using a different type of paper.
4. Check the print cartridge for leaks. If the print cartridge is leaking, replace it.
Dropouts
1. Make sure that the environmental specifications for the printer are being met. (See
Operating environment .)
2. If the paper is rough, and the toner easily rubs off, open the Configure Device menu at
the printer control panel. Open the Print Quality submenu, select FUSER MODES, and
then select the paper type you are using. Change the setting to HIGH 1 or HIGH 2,
which helps the toner fuse more completely onto the paper. (See
Print Quality submenu .)
3. Try using a smoother paper.
Lines
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
1. Print a few more pages to see if the problem corrects itself.
2. Clean the inside of the printer and run a cleaning page to clean the fuser. (See Cleaning
the printer .)
3. Replace the print cartridge.
4. The printer might be due for maintenance. Check this by printing a copy of the supplies
status page. (See Supplies status page .) If maintenance is due, order and install the
printer maintenance kit. (See Performing preventive maintenance .)
ENWW Correcting print-quality problems 175