Phaser 6300/6350/6360 Color Laser Printer Service Manual 3-5
Error Messages and Codes
Messages, Codes, and Procedures
The error messages and codes generated by the printer’s operating system
are the lead-in to the troubleshooting procedures that follow in subsequent
pages. This section correlates the output of the printer’s diagnostic aids and
provides the troubleshooting procedure to locate and correct reported errors.
Error Message Abbreviations
Due to limited display space, some error messages include abbreviations.
The most common abbreviations used throughout this chapter are listed here.
Term Definition Comment
Reg or
REGI
Registration Used in designators such as Reg SNR
SNR Sensor Often seen as SNR1 or Reg SNR
DUP Duplex Optional for 2-sided printing
I/P Board Image Processor Image Processor Board
LTA Lower Tray Assembly Optional 550-Sheet Feeder (Tray 3)
HCF High-Capacity Feeder Optional 1100-Sheet Feeder
MSI or
MPT
Multi-Sheet Input Used to describe Tray 1 (MPT)
P/J Plug/Jack Plug (P) and or Jack (J) designators
SW Switch Appears as a designator.
NVM Non-volatile Memory Used instead of NVRAM.
CRUM Customer-Replaceable
Unit Monitor
Device used to store usage information on
the Imaging Unit and Toner Cartridges.
Comm Communication As in Comm Error
TNR Toner Used as an abbreviation for Toner
FDR Feeder Used as an abbreviation for Feeder
FSR Fuser Used as an abbreviation for Fuser
CTD/ADC Toner Density Control Designator for the CTD/ADC Sensor
LVPS Low-Voltage Power
Supply
Primary power supply
PWB Printed Wire Board Used to describe a circuit board
HVPS High-Voltage Power
Supply
Supplies voltages to the Imaging and Laser
units
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