HP 2430tn HP LaserJet 2400 Series - User Guide - Page 143

Dropouts, Lines, Gray background, FUSER MODES, TONER DENSITY

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Page 143 highlights

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 AaBbCc AaBbCc AaBbCc AaBbCc AaBbCc 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. Gray background ENWW 1. Do not use paper that has already been run through the printer. 2. Try using a different type of paper. 3. Print a few more pages to see if the problem corrects itself. 4. Turn over the stack of paper in the tray. Also, try rotating the paper 180°. 5. Open the Configure Device menu at the printer control panel. On the Print Quality submenu, increase the TONER DENSITY setting. See Print Quality submenu. Correcting print-quality problems 131

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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.
Gray background
1.
Do not use paper that has already been run through the printer.
2.
Try using a different type of paper.
3.
Print a few more pages to see if the problem corrects itself.
4.
Turn over the stack of paper in the tray. Also, try rotating the paper 180°.
5.
Open the Configure Device menu at the printer control panel. On the Print Quality
submenu, increase the
TONER DENSITY
setting. See
Print
Quality
submenu
.
ENWW
Correcting print-quality problems
131