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Preventive
Maintenance
User' s Manual
Maintenance
This chapter covers preventive maintenance, periodic routine
maintenance, and repacking the printer for shipment or storage.
Notice:
Before performing any maintenance, be sure that the printer is turned off.
During maintenance procedures, do not touch any connector contacts to
avoid possible electrostatic damage to the printer.
When performing maintenance, do not disassemble or remove any
components unless specifically directed in the procedures.
The following guidelines can help to ensure trouble-free operation:
Follow the guidelines in Chapter 1 when selecting a location for your
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printer.
To minimize paper jams, store paper under favorable conditions. Do
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not expose paper to high humidity or moisture, which can cause wavy
edges. Do not store paper in direct sunlight or allow it to become very
dry, which can impart an electrostatic charge. Store paper flat, not on
edge.
If you must open the printer' s upper door for more than three minutes,
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remove the print unit with the toner bottle mounted and store it in a
dark place. Exposure of the photoconductor drum to light for more
than three minutes can cause damage.
Make sure small objects such as paper clips do not drop into the printer.
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When the message display indicates
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<CLEAR WARNING>
report or display a
confirm the cause of the message. For the procedures, see Chapter 2.
Replace the toner bottle as soon as possible to prevent any dust from
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entering the print unit from the opening.
Shake the toner bottle before installation.
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REPLACE
PARTS, print
message in menu mode to
status
4-1
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