HP LaserJet P4015 Printer series - Manual (Page 194)

Image defect examples
These examples identify the most common print-quality problems. If you still have problems after trying
the suggested solutions, contact HP Customer Support.
Table 10-2 Image defect examples
Problem Image example Solution
Light print (partial page) 1. Make sure that the print cartridge is fully installed.
2. The toner level in the print cartridge might be low. Replace the print cartridge.
3. The paper might not meet HP specifications (for example, the paper is too
moist or too rough). See
Paper and print media on page 69 .
Light print (entire page) 1. Make sure that the print cartridge is fully installed.
2. Make sure that the ECONOMODE setting is turned off at the control panel and
in the printer driver.
3. Open the CONFIGURE DEVICE menu at the product control panel. Open the
PRINT QUALITY submenu and increase the TONER DENSITY setting. See
Print Quality submenu on page 22 .
4. Try using a different type of paper.
5. The print cartridge might be almost empty. Replace the print cartridge.
Specks 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 product and run a cleaning page to clean the fuser.
(See
Clean the paper path on page 133 .)
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 product are being met.
(See
Operating environment on page 212 .)
2. If the paper is rough, and the toner easily rubs off, open the CONFIGURE
DEVICE menu at the product control panel. Open the PRINT QUALITY
submenu, select FUSER MODES, and then select the paper type you are
using. Change the setting to HIGH1 or HIGH2, which helps the toner fuse more
completely onto the paper. (See
Print Quality submenu on page 22 .)
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 product and run a cleaning page to clean the fuser.
(See
Clean the product on page 133 .)
3. Replace the print cartridge.
182 Chapter 10 Solve problems ENWW