Issues on the Black PQ Troubleshooting Test Page

HP Color LaserJet Enterprise CM4540 MFP Series

Click the sample image below that best matches the issue on the PQ troubleshooting test page.

Color Definition:    Black:

Vertical lines, streaks, or bands

unwanted lines, streaks, or bands oriented vertically Picture of the orientation of the paper. Clicking this icon will open a new window. down the page

Repetitive Issues

unwanted lines, streaks, or bands oriented horizontally Picture of the orientation of the paper. Clicking this icon will open a new window.
across the page and repeating down the page Picture of the orientation of the paper. Clicking this icon will open a new window.

unwanted spots or dots repeating down the page Picture of the orientation of the paper. Clicking this icon will open a new window.
in a column or columns

Repetitive lines

Fig. Black-3

Repetitive lines ›

Repetitive Spots

Fig. Black-4

Repetitive spots ›

Other Issues

Missing color

Fig. Black-5

Missing color ›

Fade

Fig. Black-6

Fading color ›

Click here for other issues repeating at various intervals.

Still can't find your print quality issue? Try other resources.