Service manual

5-18 QMS 3260/4032 Laser Printer - Base Engine Technical Manual

Release Version 11-97

Primary Fault Isolation Procedures

5.7 Horizontal Streaks continued

Step Actions and Questions Yes No

FUSER INSPECTION

1. Generate another Blank Test Print and switch OFF printer

power when the print is halfway through the Fuser.

2. Open the Left Upper Cover.

3. Examine the paper areas before the image enters the

Fuser and after the image exits the Fuser.

Is the image on the paper normal before it enters the

Fuser, but there are horizontal streaks visible when it exits

the Fuser?

Replace the

Fuser Assem-

bly (RRP 6.1)

Go to step 5

ESS MOTHER PWB REPLACEMENT

Replace the ESS Mother PWB (RRP 9.10).

Are the horizontal streaks gone?

Problem

solved

Go to step 6

HVPS REPLACEMENT

Replace the HVPS Assembly (RRP 9.4).

Are the horizontal streaks gone?

Problem

solved

Go to Suspect

Components