Abbreviations - Lexmark 4227 - Forms Printer B/W Dot-matrix Service Manual

4227-300

Abbreviations

ASF Automatic Sheet Feeder
ASIC Application-Specific Integrated Circuit
CSU Customer Setup
DRAM Dynamic Random Access Memory
EPROM Erasable Programmable Read-Only Memory
ESD Electrostatic Discharge
FRU Field Replaceable Unit
HVPS High Voltage Power Supply
LAN Local Area Network
LCD Liquid Crystal Display
LED Light-Emitting Diode
LVPS Low Voltage Power Supply
NVRAM Nonvolatile Random Access Memory
OEM Original Equipment Manufacturer
POR Power-On Reset
POST Power-On Self Test
PQET Print Quality Enhancement Technology
ROS Read-Only Storage
SRAM Static Random Access Memory
UPR Used Parts Replacement
V ac Volts alternating current
V dc Volts direct current
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Service Manual