Lexmark 7000 Color Jetprinter Course Information page 60

Diagnostics
Introduction
Diagnostics
Service Training
Introduction
Diagnostics begins by understanding the customer's
problem.
Attempting to repair hardware only becomes more
difficult once you start removing or replacing parts
without understanding what it is you are attempting to
resolve. This is especially true while working in the
customer's environment.
Let's look at some common factors that may prove
beneficial to you when servicing:
• Dot matrix printers
• Inkjet printers
• Laser printers
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