Samsung CLP 500 User manual

SERVICE
SAMSUNG COLOR LASER
PRINTER
CLP-500 SERIES
CLP-500/500N
Manual
SAMSUNG COLOR LASER PRINTER CONTENTS
1. Precautions
2. Reference Information
3. Specifications
4. Summary of product
5. System Outline
6. Disassembly and Reassembly
7. Alignment and Adjustments
8. Troubleshooting
9. Exploded Views and Parts List
10. Block Diagram
11. Connection Diagram

©Samsung Electronics Co.,Ltd. February 2004
Printed in Korea.
VERSION NO. : 1.10 CODE : JC-0095A
* This Service Manual is a property of Samsung Electronics
Co.,Ltd. Any unauthorized use of Manual can be punished
under applicable International and/or domestic law.
* This service manual is also provided on the web,
the ITSELF system f Samsung Electronics Co , Ltd
http://itself.sec.samsung.co.kr

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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 tests 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).
• Tweezers
Standard : For general home use, small type.
• Cotton Swab
Standard : For general home use, for medical service.
• Cleaning Equipments
Standard : An IPA(IsopropylAlcohol)dry wipe tissue or a
gentle neutral detergent and lint-free cloth.
• Vacuum Cleaner
• Brush
• Software (Driver) installation CD ROM

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2.2 Acronyms and Abbreviations
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.
ADC Analog-to-Digital-Conversion
AP Access Point
AC Alternating Current
ASIC Application Specific Integrated
Circuit
ASSY Assembly
BIOS Basic Input Output System
BLDC Motor Brushless DC Motor
CMOS Complementary Metal Oxide
Semiconductor
CMYK Cyan, Magenta, Yellow, Black
CN Connector
CON Connector
CPU Central Processing Unit
CTD Sensor Color Toner Density Sensor
dB Decibel
dBA A-Weighted decibel
dBm Decibel milliwatt
DC Direct Current
DCU Diagnostic Control Unit
DIMM Dual In-line Memory Module
DPI Dot Per Inch
DRAM Dynamic Random Access Memory
DVM Digital Voltmeter
ECP Enhanced Capability Port
ECU Engine Control Unit
EEPROM Electronically Erasable
Programmable Read Only Memory
EMI Electro Magnetic Interference
EP Electro photographic
EPP Enhanced Parallel Port
F/W Firmware
FCF/FCT First Cassette Feeder/First
Cassette Tray
FISO Front-In, Side-Out
FPOT First Print out Time
GDI Windows Graphic Device Interface
GIF Graphic Interchange Format
GND Ground
HBP Host Based Printing
HDD Hard Disk Drive
HTML Hyper Text Transfer Protocol
HV High Voltage
HVPS High Voltage Power Supply
I/F Interface
I/O Input and Output
lb Pound(s)
IC Integrated Circuit
ICC International Color Consortium
IDE Intelligent Drive Electronics or
Integrated Drive Electronics
IEEE Institute of Electrical and
Electronics Engineers. Inc
IOT Image Output Terminal (Color print-
er, Copier)
IPA Isopropy Alcohol
IPC Inter Process CommunicationEPP
Enhanced parallel Port
IPM Images Per Minute
ITB Image Transfer Belt
LAN local area network

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LBP Laser Beam Printer
LCD Liquid Crystal Display
LED Light Emitting Diode
LSU Laser Scanning Unit
MB Megabyte
MHz Megahertz
MPBF Mean Prints Between Failure
MPF/MPT Multi Purpose Feeder/Multi
Purpose Tray
NIC Network Interface Card
NPC Network Printer Card
NVRAM Nonvolatile Random Access
Memory
OPC Organic Photo Conductor
PBA Printed Board Assembly
PCL Printer Command Language ,
Printer Control Language
PCI Peripheral Component
Interconnect by Intel 1992/6/22, is
a local bus standard developed by
Intel and introduced in April, 1993 :
A60, B60 Pins
PDF Portable Document Format
PDL Page Description Language
Ping Packet internet or Inter-Network
Groper
PPD Postscript Printer Discription
PPM Page Per Minute
PS Post Script
PTL Pre-Transfer Lamp
PWM Pulse Width Moduration
Q’ty Quantity
RAM Random Access Memory
ROM Read Only Memory
SCF/SCT Second Cassette Feeder/Second
Cassette Tray
SMPS Switching Mode Power Supply
SPGP Samsung Printer Graphic
Processor
SPL Samsung Printer Language
Spool Simultaneous Peripheral Operation
Online
SURF Surface Rapid Fusing
SW Switch
sync Synchronous or Synchronization
T1 ITB
T2 Transfer Roller
TRC Toner Reproduction Curve
PnP Universal Plug and Play
URL Uniform Resource Locator
USB Universal Serial Bus
VCCI Voluntary Control Council for
Interference Information
Technology Equipment
WECA Wireless Ethernet Compatibility
Alliance
Wi-Fi Wireless Fidelity

2.3 Select a location for the printer
• Leave enough room to open the printer trays, covers, and allow for proper ventilation. (see diagram
below)
• Provide the proper environment :
- A firm, 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
<Rear Side>
<Operator Panel>
100 mm
350 mm 350 mm
450 mm
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2.4 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 5% and 2% samples are reproduced reduced to 70% of the actual A4 size.
2.4.1 A4 5% Pattern

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2.4.2 A4 2% Pattern

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2.4.3 A4 IDC 5% Pattern
This test page is reproduced at 70% of the normal A4 size

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2.6 Wireless LAN
•This product can be used with a wireless LAN, (this is an option.)
- The wireless LAN function uses radio technology, instead of using LAN cable, to connect to an
access point for printing.
- For a wireless LAN connection in Infrastructure mode an AP is needed, (purchased separately)
- For a wireless LAN connection in Ad-Hoc mode an appropriate Wireless I/F card is required fitted
to a computer, (purchased separately)
- It is possible to use a wireless LAN connection with wired LAN.
- If an AP is installed in an office or at home, the wireless LAN function can be simply configured
and used.
•Types of desk top PC (or Lap top) that uses the wireless LAN.
•About the certificated mark of Wi-FiTM
- Wi-FiTM is a registered trademark of the WECA (Wireless Ethernet
Compatibility Alliance). Over 50 wireless LAN companies are member of
this organisation. Most of the main wireless networking companies are
attending including such companies as Lucent Technologies, Cisco,
Intel/Symbol, 3Com, Enterasys (Cabletron), Compaq, IBM, Nokia, Dell,
Philips, Samsung Electronics, Sony, Intersil, etc.. This mark certifies mutual
compatibility amongst the product of these companies. Wi-FiTM (IEEE
802.1) is certified as a standard of the wireless LAN market.
Division Basic type Recommend type
CPU Over PENTIUM 233M PENTIUM 300MHz
MEMORY Over 64MB Over 128MB
VIDEO CARD Over 800X600 Over 1024X768
OS Over WINDOWS 98 Over WINDOWS ME
INTERFACE CARD A product has a certificated mark of Wi-FiTM