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4. List of Abbreviations
ADC Automatic Density Control MPT Multipurpose Tray
AG Analog Ground MSI Multi Sheet Inserter
AUX Auxiliary N/F Normal Force
B/W Blank and White NP No Paper
BCR Bias Charge Roller NVM Non Volatile Memory
BTR Bias Transfer Roller (Image Transfer Roller) OPC Organic Photo Conductor
BUR Back Up Roller P/H Paper Handling
C Cyan PCDC Pixel Count Dispense Control
CART Cartridge PHD Printer Head (Imaging Cartridge)
CCW Counterclockwise Pixel Picture Cell (Picture Element)
CL Clutch PPM Prints per Minute
CLN Cleaning (or Cleaner) PV Print Volume
CLK Clock PWB Printed Wiring Board
CR Charge Roller R/H Right Hand
CRU Customer Replaceable Unit REGI Registration
CRUM CRU Monitor ROS Raster Output Scanner
CW Clockwise RTN Return
DB Developing Bias SEF Short Edge Feed
DTS Detack Saw SG Signal Ground
EP Electrophotogr aphy SNR Sensor
FDR Feeder SOL Solenoid
FG Frame Ground SOS Start of Scan
FRU Field Replaceable Unit SPI Scans per Inch
Hex Hexadecimal SYNC Synchronous
I/F Interface T/A Take Away
IDT Intermediate Drum Transfer TC Toner Concentration
ID Image Density (or Identification) TEMP Temperature
KBlackTRTransfer
L/H Left Hand TRANS Transport
L/P Low Paper WDD Wide Range Dynamic Damper
LD Laser Diode XERO Xerographic
LEF Long Edge Feed Y Yellow
M Magenta