iv Phaser 7700 Color Printer Service Manual
Power Source
For 110 VAC printers, DO NOT apply more than 127 volts RMS between the
supply conductors or between either supply conductor and ground. Use only
the specified power cord and connector. For 220 VAC printers, do not apply
more than 240 volts RMS between the supply conductors or between either
supply conductor and ground. Use only the specified power cord and
connector. Refer to a qualified service technician for changes to the cord or
connector.
WARNING: If the product loses the ground connection, usage of controls
and other conductive parts can cause an electrical shock.
Power Supply and 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.
Do not touch any electrical component unless you are instructed to do so by a
service procedure.
Mechanical Components
Manually rotate drive assemblies to inspect and gears.
Do not try to manually rotate or manually stop the drive assemblies while any
printer motor is running
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