HP LaserJet II Serie Manual De Instrucciones página 232

HP 33440/HP 33449 COMBINED SERVICE MANUAL
Table 7-40, Background
3.
Bad paper lot.
4.
Print Densi~ set
incorrectly.
1
A dirty Primary Corona wire will
prevent adequate charging of the EP
drum's surface to repel toner.
The EP-S Cartridge maybe internWy
damaged.
Clean the Primary Corona wire.
Replace the EP-S Cartridge.
The paper moisture conten$ Try a different paper lot (see
conductive@, or surface finish
Chapter 2, Section 2-4 ("Paper
may be incompatible with the
Specifimtions").
electrophotographic process.
If the Print Densi@ is set incorrectly, Adjust the Print Densi~ (see
then background smtter mn result,
Chapter 4, Section 4-9, "Print
particularly with envelopes. Densi@ Adjustment").
If toner dust has leaked out of the Clean the inside of the printer
EP-S-Catiridge, this problem an occur. (see Chapter 4, Section 4-4,
"Cleaning the Printer").
Table 7-41. Smudged Band with Overprint
The plastic i~er wheels mn grab the
paper feed D-roller as the Registration
Assembly is trying to pull paper
through the printer. If the D-roller is
turned sufflcientiy, it can momentarily
prevent normal paper movement.
Replace the Feed Roller
Assembly and Separation Pad.
Table 7-42. Black Stripe on Right Side of Page
Drum surface mnnot be charged where
corona wire is contaminated.
Clean Primary Corona tire (see
Chapter 4, Section 4-4).
7-68