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11. Reference Information
This chapter describes the reference information for applying this training manual, and it is consist-ed
of the tool list, the abbreviation table, the outline of model, and so on.
11.1 Troubleshooting Tool
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
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11.2 Acronyms and Abbreviations(1)
The table below explains the abbreviations and acronyms used in this service manual. Where abbreviations
or acronyms are used in the text please refer to this table.
Abbreviations Explanation
AP Access Point
AC Alternating Current
APC Auto Power Control
ASIC Application Specific Integrated Circuit
ASSY assembly
BIOS Basic Input Output System
BLDC Brush-less Direct Current
CMOS Complementary Metal Oxide Semiconductor
CN connector
CON connector
CPU Central Processing Unit
dB decibel
dbA decibel A
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
EDC Embedded Diagnostic control
EEPROM Electronically Erasable Programmable Read Only Memory
EMI Electro Magnetic Interference
EP electrophotographic
EPP Enhanced Parallel Port
FPOT First Printout Time
F/W firmware
GDI graphics device interface
GND ground
HBP Host Based Printing
HDD Hard Disk Drive
H/H High temperature and high marshy place
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
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Acronyms and Abbreviations(2)
Abbreviations Explanation
IEEE Institute of Electrical and Electronics Engineers. Inc
IP A 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
L/L Low temperature and low marshy place
LSU Laser Scanning Unit
MB megabyte
MHz megahertz
MPF Multi Purpose Feeder
NIC Network Interface Card
N/N Normal temperature and normal marshy place
NVRAM nonvolatile random access memory
OPC Organic Photo Conductor
OPE Operate Panel Equipment
PBA Printed Board Assembly
PCL Printer Command Language , Printer Control Language
PDL Page Discription Language
PPM Page Per Minute
PPS Pulse Per Second
PS Post Script
PTL Pre-Transfer Lamp
PWM Pulse Width Modulation
Q-PID Quick Printer Initiating Device
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
USB Universal Serial Bus
WECA Wireless Ethernet Compatibility Alliance
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11.3 Selecting printer locations
• Leave enough room to open the printer trays, covers, and allow for proper ventilation. (see diagram
below)
• Provide the proper environment :
- Afirm, level surface
- Away from the direct airflow of air conditioners, heaters, or ventilators
- Free of extreme fluctuations of temperature, sunlight, or humidity
- Clean, dry, and free of dust
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11.4 Sample Tests Patterns
The sample patterns shown below are the standard test patterns used in the factory.
The life of the toner cartridge, developer cartridge and printing speed are measured with the pattern shown
below (5%). The A4 ISO 19752 standard pattern samples are reproduced reduced to 70% of the actual A4
size.
A4 ISO 19752 Standard Patterns
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