Service manual

4-6 QMS 3260/4032 Laser Printer - Base Engine Technical Manual
Release Version 11-97
Primary Fault Isolation Procedures
4.2 Erratic Operation continued
Step Actions and Questions Yes No
6
HOST SOFTWARE REPLACEMENT
Reload the Host Drive Software or Host Application Software.
Does the printer still exhibit erratic operation?
Go to step 7 Problem
solved
7
HOST/PRINTER INTERFACE CABLE REPLACEMENT
Replace the interface cable connecting the host to the printer.
Is the
p
roblem still
p
resent?
Go to step 8 Problem
solved
8
QMS Video Controller REPLACEMENT
Replace the QMS Video Controller (RRP 9.8)
Does the printer still exhibit erratic operation?
Go to Suspect
Components
Problem
solved