HP laserjet m712 Fehlerbehebungsanleitung
Solve image-quality problems
Image defect examples
These examples identify the most common print-quality problems.
Table 2-52
Image defect examples
Problem
Image example
Solution
Blank page
1.
The shutter on the toner cartridge might be damaged. Replace the toner
cartridge.
cartridge.
2.
The laser scanner shutter on the laser scanner might be damaged. Replace the
laser scanner.
laser scanner.
3.
The laser scanner might be damaged. Replace the laser scanner.
4.
Poor developing bias with the cartridge contacts. Clean the contact on the
toner cartridge.
toner cartridge.
5.
The high-voltage power supply might be damaged. Replace the high-voltage
power supply.
power supply.
Light print (partial page)
1.
Make sure that the toner cartridge is fully installed.
2.
The toner cartridge might be almost empty. Check the supplies status, and
replace the toner cartridge if necessary.
replace the toner cartridge if necessary.
3.
The paper might not meet HP specifications (for example, the paper is too
moist or too rough).
moist or too rough).
Light print (entire page)
1.
Make sure that the toner cartridge is fully installed.
2.
Make sure that the Economode setting is turned off at the control panel and
in the print driver. For more information, see the product user guide.
in the print driver. For more information, see the product user guide.
3.
Open the Administration menu at the product control panel. Open the
General Settings menu and then open the Print Quality menu. Increase
the Toner density setting.
General Settings menu and then open the Print Quality menu. Increase
the Toner density setting.
4.
Try using a different type of paper.
5.
The toner cartridge might be reaching its estimated end of life. Check the
supplies status, and replace the toner cartridge if necessary.
supplies status, and replace the toner cartridge if necessary.
ENWW
Solve image-quality problems
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