General Information; Maintenance Approach; Tools - Lexmark Optra SC 1275 Service Manual

1. General Information

Maintenance Approach

The diagnostic information in this manual leads you to the correct
field replaceable unit (FRU) or part. Use the error code charts,
symptom index, and service checks to determine the symptom and
repair the failure.
After you complete the repair, perform tests as needed to verify the
repair.

Tools

The removal and adjustment procedures described in this manual
require the following tools and equipment:
•
Magnetic tip Phillips screwdrivers, large and small
•
Flat-blade screwdriver
•
Analog volt ohmmeter (a digital volt ohmmeter may also be
used)
•
Needle nose pliers
When you make voltage readings, always use frame ground unless
another ground is specified.
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