Xerox 6250N - Phaser Color Laser Printer, Service Manual

Page: 5 / 467

iv Phaser 6250 Color Printer
Service Terms
Manual Terms
Various terms are used throughout this manual to either provide additional
information on a specific topic or to warn of possible danger present during a
procedure or action. Be aware of all symbols and terms when they are used, and
always read NOTE, CAUTION, and WARNING statements.
Common Acronyms:
The following list defines the acronyms that may be fournd in this manual.
Note
A note indicates an operating or maintenance procedure, practice or condition
that is neccessary to efficiently accomplish a task.
A note can provide additional information related to a specific subject or add a
comment on the results achieved through a previous action.
Caution
A caution indicates an operating or maintenance procedure, practice or condition
that, if not strictly observed, results in damage to, or destruction of, equipment.
Warning
A warning indicates an operating or maintenance procedure, practice or
condition that, if not strictly observed, results in injury or loss of life.
Product Terms
Caution:
A personal injury hazard exists that may not be apparent. For example, a
panel may cover the hazardous area.
Danger:
A personal injury hazard exists in the area where you see the sign.
ADC: Automatic Density Control MCU: Engine Control Board
BTR:
Bias Transfer Roller
NCS:
Non-Contact Sensor
CRUM:
Customer Replaceable Unit
Monitor
PHD:
Imaging Unit
CTD:
Toner Density Control
PL:
Corresponds to the FRU Parts List.
DRV:
Motor Driver Board
RMI:
Routine Maintenance Item
ESD:
Electrostatic Discharge
ROS:
Laser Scanning Unit
IDT:
Intermediate Transfer Unit
RTC:
Charge Roller