Reference Information

2.2 Acronyms and Abbreviations

The table in the below explains abbreviations used in this service manual.

The contents of this service manual are declared with abbreviations in many parts. Please refer to the table.

AC

Alternating Current

ADF

Automatic Document Feeder

ASIC

Application Specific Integrated Circuit

ASSY

assembly

BIOS

Basic Input Output System

CCD

Charge Coupled Device

CIS

Contact Image Sensor

CMOS

Complementary Metal Oxide Semiconductor

CN

connector

CON

connector

CPU

Central Processing Unit

dB

decibel

dbA

decibelampere

dBM

decibel milliwatt

DC

direct current

DCU

Diagnostic Control Unit

DPI

Dot Per Inch

DRAM

Dynamic Random Access Memory

DVM

Digital Voltmeter

ECP

Enhanced Capability Port

EEPROM

Electronically Erasable Programmable Read

 

Only Memory

EMI

Electro Magnetic Interference

EP

electrophotographic

EPP

Enhanced Parallel Port

F/W

firmware

GDI

graphics device interface

GND

ground

HBP

Host Based Printing

HDD

Hard Disk Drive

HV

high voltage

HVPS

High Voltage Power Supply

I/F

interface

I/O

Input and Output

IC

integrated circuit

IDE

Intelligent Drive electronics or Imbedded

 

Drive Electronics

IEEE

Institute of Electrical and Electronics

 

Engineers. Inc

IPA

Isopropy Alcohol

IPM

Images Per Minutes

LAN

local area network

lb

pound(s)

LBP

Laser Beam Printer

LCD

Liquid Crystal Display

LED

Light Emitting Diode

LSU

Laser Scanning Unit

MB

Megabyte

MHz

Megahertz

NVRAM

Nonvolatile random access memory

OPC

Organic Photo Conductor

PBA

Printed Board Assembly

PCL

Printer Command Language , Printer Control

 

Language

PDL

Page Discription Language

PPM

Page Per Minute

PTL

Pre-Transfer Lamp

Q’ty

Quantity

RAM

Random Access Memory

ROM

Read Only Memory

SCF

Second Cassette Feeder

SMPS

Switching Mode Power Supply

SPGP

SEC Printer Graphic Processor

SPL

SEC Printer Language

Spool

Simultaneous Peripheral Operation Online

SW

Switch

Sync

Synchronous or synchronization

USB

Universal Serial Bus

2-2Service Manual

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Dell 1815DN service manual Acronyms and Abbreviations, Spl