June 2014
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Xerox® Phaser® 3020 Printer Service Manual
Introduction
Reference Symbology
Safety Symbols and Terminology
The following are examples of the terminology and symbols that are used in this documenta-
tion for an Electrostatic Device Caution, Laser Warning, and general Warnings, Cautions, or
Notes.
WARNING
Improper operation may result in injury to a person.
CAUTION
Improper operation may result in machine damage.
Laser
Indicates that Laser safety precautions must be used.
Hot Surface
Indicates that a surface can be hot. Use caution when reaching in the machine to avoid touch-
ing the hot surface.
Electrical Current
Danger label indicates where electrical currents travel when the machine is closed and operat-
ing. Use caution when reaching in the machine.
ESD
Certain components in this product are susceptible to damage from Electrostatic Discharge.
Observe all ESD procedures to avoid component damage.
The following reference symbols are used throughout the Xerox® Phaser® 3020 Service Man-
ual.
1. Flag
• This symbol indicates a reference point into a circuit diagram from a RAP.
2. Note
• This symbol is used to refer to notes that are found on the same page of a circuit dia-
gram. A note is used whenever it is necessary to highlight an operating or mainte-
nance procedure, a practice, condition, or statement.
• Hints or other information that may assist the user.
3. Parts List
• This symbol, example (PL2.1), refers to the Parts List exploded view page where the
part can be found.
4. Adjustment
• This symbol refers to an adjustment procedure in the Repair/Adjustments section.
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General
Weight and Dimensions
