Samsung SCX 6220 Reference Information

Reference Information

Samsung Electronics

Service Manual

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2

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2. Reference Information

This chapter contains the tools list, list of abbreviations used in this manual, and a guide to the
location space required when installing the printer. A definition of test pages and Wireless
Network information definition is also included.

2.1 Tool for Troubleshooting

The following tools are recommended safe and easy troubleshooting as described in this service manual.

• DVM (Digital Volt Meter)

Standard : Indicates more than 3 digits.

• Driver

Standard : "-" type, "+" type (M3 long, M3 short, M2

long, M2 short).

• T weezers

Standard : For general home use, small type.

• Cotton Swab

Standard : For general home use, for medical service.

• Cleaning Equipments

Standard : An IPA(Isopropyl Alcohol) dry wipe tissue or

a gentle neutral detergent and lint-free cloth.

• Vacuum Cleaner

• Spring Hook

Standard : For general use

• Software (Driver) installation CD ROM

Service Manual

Reference Information

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Samsung Electronics

2.2 Acronyms and Abbreviations

The table 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.

2.2.1 General

AC Alternating Current
ADF Automatic Document Feeder
ASIC Application Specific Integrated Circuit
ASSY assembly
BIOS Basic Input Output System
CCD Charge Coupled Device
CMOS Complementary Metal Oxide Semiconductor
CN connector
CON connector
CPM Copies Per Minute
CPU Central Processing Unit
CRU Customer Replaceable Unit
CRUM CRU Memory
dB decibel
dbA decibelampere
dBM decibel milliwatt
DADF Duplex Auto Document Feeder(=DADH)
DC direct current
DCU Diagnostic Control Unit
DPI Dot Per Inch
DRAM Dynamic Random Access Memory
DVM Digital Voltmeter
ECM Error Correction Mode
ECP Enhanced Capability Port
EEPROM Electronically Erasable Programmable Read

Only Memory
EMI Electro Magnetic Interference
EP electrophotographic
EPP Enhanced Parallel Port
FCOT First Copy Out Time
FPOT First Print Out Time
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 Minute
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
MFP Multi-Functional Product
MHz Megahertz
MP Multi Purpose
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
PS/3 Post Script Level-3
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 Samsung Printer Graphic Processor
SPL Samsung Printer Language
Spool Simultaneous Peripheral Operation Online
SW Switch
Sync Synchronous or synchronization
TBD To Be Determined
USB Universal Serial Bus
W x D x H Width x Depth x Height

Reference Information

Samsung Electronics

Service Manual

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2.2.2 Service Parts

ELA HOU-SCANNER ASS’Y ELA=Electrical Assembly, HOU =Housing
MEA UNIT-COVER PAEXITASS’Y MEA= Mechanical Assembly, PA=Paper
PMO-TRAY EXTENTION MP NE PMO= Processing Mold

MP=Multi-Purpose(Bypass) tray

NE=for NEC (common as Samsung Halk printer)
MEC-CASSETTE ASS’Y(LETTER) MEC = Mechanic Combined unit
COVER-M-FRONT M=Mold
MPR-NAME/PLATE MPR= Machinery Press,
UNIT-LSU LSU =Laser Scanning Unit
SMPS-SMPS(V1)+HVPS SMPS =Switching Mode Power Supply

HVPS =High Voltage Power Supply
ELA-OPC UNIT SET OPC=Organic Photo-Conductive
ELA HOU-MP ASS’Y MP=Multi-Purpose (Bypass) tray
PBA MAIN-MAIN PBA =Printed circuit Board Assembly
PMO-CONNECT PAPER MFP MFP =Multi-Functional Peripheral
FAN-DC DC =Direct Current
CBF POWER STITCH GRAY CBF= Cable Form
MEA UNIT GUIDE CST PAASS’Y CST=Cassette(Paper tray), PA=Paper
PBA LIU PBA =Printed circuit Board Assembly

LIU =Line Interface Unit for FAX
SHIELD-P_MAIN LOWER P=Press
CBF HARNESS-LIU GND LIU =Line Interface Unit for FAX

GND= Ground
PMO-COVER FEED AY AY=Assembly
PMO-COVER BRKT MOTER BRKT=Bracket
CBF HARNESS-LSU LSU =Laser Scanning Unit
IPR-SHIELD SMPS UPPERI IPR=Iron Press
PMO-BUSHING P/U.MP P/U=Pickup

MP=Multi-Purpose (Bypass) Tray
PMO-HOLDER GEAR TRr TR= Transfer Roller
SPRING ETC-TR_L TR_L=Transfer Roller - Left

ACRONYM EXPLANA TION