Servicing Electrical Components; Servicing Mechanical Components - Xerox Phaser 7400 Service Manual

Servicing Electrical Components

Before starting any service procedure, switch off the printer power and unplug the
power cord from the wall outlet. If you must service the printer with power applied,
be aware of the potential for electrical shock.
Warning
Do not touch any electrical component unless you are instructed to do so by a
service procedure.

Servicing Mechanical Components

When servicing mechanical components within the printer, manually rotate drive
assemblies, rollers, and gears.
Warning
Do not try to manually rotate or manually stop the drive assemblies while any
printer motor is running.
Servicing Fuser Components
Warning
This printer uses heat to fuse the toner image to media. The Fuser is VERY HOT.
Turn the printer power off and wait at least 5 minutes for the Fuser to cool before
you attempt to service the Fuser or adjacent components.
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Phaser 7400 Color Printer Service Manual