HP LaserJet M4345 Multifunction Printer series - Manual (Page 222)

Specks might appear on a page after a jam has been cleared.
1. Print a few more pages to see if the problem corrects itself.
2. Clean the inside of the device and run a cleaning page. See Clean the device .
3. Try using a different type of media.
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 device are being met. See Printing and
paper-storage environment .
2. If the media is rough, and the toner easily rubs off, open the Administration menu at the device
control panel. Open the Print Quality menu, select Fuser Modes , and then select the media type
you are using. See Print Quality menu .
3. Try using a smoother media.
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 device and run a cleaning page. See Clean the device .
3. Replace the print cartridge.
210 Chapter 11 Problem solving ENWW