Samsung WC-M15i Series Service Manual page 7

Reference Information
Acronyms
Acronym Definition
ADC Analog to Digital Converter
ALE Address-Latch Enable
ASCII American Standard Code for
Information Interchange
BIOS Basic Input/Output System
BPS Bits Per Second
CMOS Complementary Metal Oxide
Semiconductor
CPU Central Processing Unit
DCU Diagnostic Control Unit
DMA Direct Memory Access or
Dynamic Memory Access
DMAC Direct Memory Access Controller
DOS Disk Operating System
DPI Dots Per Inch (resolution)
DRAM Dynamic Random Access Memory
DVM Digital Voltmeter
EEPROM Electronically Erasable
Programmable Read Only Memory
ICU Image Control Unit
3-2
Acronym Definition
LED Light Emitting Diode
LSU Laser Scanner Unit
MHV Main High Voltage
MPU Micro Processor Unit
NC No Connection
PCB Printed Circuit Board
PCU Printed Control Unit
PLCC Plastic Leaded Chip Carrier
PPM Page Per Minute
PQFP Plastic Quad Flat Package
PWM Pulse Width Modulation
QFP Quad Flat Package
RAM Random Access Memory
ROM Read Only Memory
SCC Serial Communications Controller
SMPS Switching Mode Power Supply
SOP Small Outline Package
THV Transfer High Voltage
TS Tri-State
VCU Video Control Unit
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