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vi Phaser 8400/8500/8550/8560 Color Printer Service Manual
Service Safety Summary
General Guidelines
For qualified service personnel only: Refer also to the preceding Power Safety
Precautions.
Avoid servicing alone: Do not perform internal service or adjustment of this
product unless another person capable of rendering first aid or resuscitation is
present.
Use care when servicing with power: Dangerous voltages may exist at several
points in this product. To avoid personal injury, do not touch exposed
connections and components while power is on. Disconnect power before
removing the power supply shield or replacing components.
Do not wear jewelry: Remove jewelry prior to servicing. Rings, necklaces and
other metallic objects could come into contact with dangerous voltages and
currents.
Warning Labels
Read and obey all posted warning labels. Throughout the printer, warning
labels are displayed on potentially dangerous components. As you service the
printer, check to make certain that all warning labels remain in place.
Safety Interlocks
Make sure all covers are in place and all interlock switches are functioning
correctly after you have completed a printer service call. If you bypass an
interlock switch during a service call, use extreme caution when working on or
around the printer.
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.
W
arn
i
ng
Do not touch any electrical component unless you are instructed to do so
by a service procedure.
S7300-02