MPF Multipurpose 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, pixel Picture element
POR Power-on reset
POST Power-on self test
PSD Position sensing device
PWM Pulse width modulation
RIP Raster imaging processor
ROM Read only memory
SDRAM Synchronous dual random access memory
SIMM Single inline memory module
SRAM Static random access memory
TMC Toner meter cycle
TPS Toner patch sensing
UPR Used parts return
V ac Volts alternating current
V dc Volts direct current
Y Yellow
5028
Appendix D: Acronyms
474