1-74 MFP Service Manual
7500-432, -632, and -832
Acronyms
2TM 2 Tray Module
AC Alternating Current
ADF Automatic Document Feeder
APS Automatic Paper Size
ASIC Application Specific Integrated Circuit
CRU Customer Replaceable Unit
CSU Customer Setup
CCW Counterclockwise
CW Clockwise
DC Direct Current
DIMM Dual Inline Memory Module
DRAM Dynamic Random Access Memory
EDO Enhanced Data Out
EP Electrophotographic Process
EPROM Erasable Programmable Read-only Memory
ESD Electrostatic Discharge
FRU Field Replaceable Unit
GB Gigabyte
GFI Ground Fault Interrupter
HCF High-Capacity Feeder
HVPS High Voltage Power Supply
LASER Light Amplification by Stimulated Emission of Radiation
LCD Liquid Crystal Display
LD Laser Diode
LED Light-Emitting Diode
LEF Long Edge Feed
LVPS Low Voltage Power Supply
MPF Multi-Purpose Feeder
MS Microswitch
NVM Nonvolatile Memory
NVRAM Nonvolatile Random Access Memory
OEM Original Equipment Manufacturer
OPT Optical Sensor
PC Photoconductor
PEL Picture element
POR Power-on Reset
POST Power-on Self Test
PPM Pages Per Minute
PSC Parallel Synchronous Communications
PSD Position Sensing Device
PWM Pulse Width Modulation
RADF Recirculation Auto Document Feeder
RFID Radio Frequency Identification
RIP Raster Imaging Processor
ROM Read only Memory
RPM Revolutions Per Minute
SDRAM Synchronous Dual Random Access Memory
SEF Short Edge Feed
SIMM Single Inline Memory Module
SOS Start of Scan
SRAM Static Random Access Memory
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