HP 5000n manual Gray Background Possible Cause Action

Table 7-19. Faded Print/Bubbles (continued)

Possible Cause	Action
High Voltage Power	Replace the High Voltage Power Supply PCA.
Supply PCA is
defective.
DC Controller PCA is	Replace the DC Controller PCA.
defective. The DC
Controller supplies the
proper voltage to the
High Voltage Power
Supply PCA.

Table 7-20. Gray Background

Possible Cause Action

Paper does not meet printer specifications or is stored improperly.

Inside of printer is dirty (toner may have leaked out of the toner cartridge).

Printer’s operating environment does not meet specifications.

Printing on envelope seams. Printing on an envelope seam can cause a background scatter problem.

1.Print a few more pages to see if the problem corrects itself.

2.Turn over the stack of paper in the tray. Also try rotating the paper 180°.

3.Check the paper (or other print media) type and quality. Replace the paper, and advise the customer to use the recommended paper and store it properly.

Clean inside of printer (see Chapter 4). Install a new Toner Cartridge if leaking.

Make sure the printer’s operating environment meets specifications.

Move the text to an area without seams. If not printing on seams, try a higher print density setting.

EN Troubleshooting the Printing System 7-63