Service Checks - Lexmark T520 - 20ppm 8MB Par USB Pcl6 Ps3 Ppds Service Manual

4520-xxx

Service Checks

Note: Anytime the engine board is replaced, the Configuration ID
must be reset in NVRAM on the new engine board. Go to
Configuration ID" on page 3-20
Review the following information before performing any service
checks.
•
Paper feed problems (especially paper jams): Go to
Error Log" on page 3-10
indications of repetitive entries that help to isolate a problem to
a particular area of the printer or option.
•
Paper feed problems with error message: Use the
Codes for 9XX and 2XX Error Codes" on page 2-8
the problem.
•
Print quality problems: Go to
page 3-23
before changing any settings or working on the printer.
•
Use the resident diagnostics test provided to help isolate a
problem before taking the machine apart or removing any
options.
.
and check the printer error log for
and print a test page to help diagnose problems
"Print Quality Test Pages" on
Diagnostic Information
"Setting
"Viewing the
"Sub Error
to help diagnose
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