Specifications

8.2 Light or Faint Images

Dark areas look dull and washed out. Text appears gray, not black.

1. The density adjuster must be set to 7. Adjust the density using

the Print density and Miscellaneous submenus from the Set-Up

Key menu. See Section A.1 key menu map.

2. Try fresh dry paper.

3. Swap the EP-ED cartridge. The toner might be damp or there

might not be any toner left in the EP-ED cartridge. Investigate

why the toner low error failed to appear.

4. Perform the following print drum test:

a. Print a test sheet.

b. Interrupt the test print by opening the top door.

c. Remove the EP-ED cartridge.

d. Open the drum shutter (10 seconds maximum), and examine

the image on the drum.

• If there is a faint image on the drum:

Swap the EP-ED cartridge, if you did not do so in step 3.

Inspect the connectors and wiring between J210 on the DC

controller board and J401/J742 on the HVPSA. Make sure

J210 pins-9 and -10 are less than 0.76 Vdc.

• If there is a dark normal image on the drum, swap the

transfer roller.

5. Swap the following:

a. HVPSA

b. DC control board

c. Scanner assembly

d. HVPSA/Fuser interconnect

e. HVPSA contact plate guide

FIPs For Fixing Image Defects 8–3