Lexmark X940e Service Manual page 57

MPF Multi-Purpose Feeder
MROM Masked Read Only Memory
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
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
TTM Tandem Tray Module
TVOC Total Volatile Organic Compound
UPR Used Parts Return
V Volts
V ac Volts alternating current
V dc Volts direct current
VTB Vacuum Transport Belt
Y Yellow
7510-XXX
1-37
General information