Model HL-1030/1240/1250/1270N
SM-PRN001
Page
Preface
Table of Contents
Theory of Operation
Disassembly and RE-ASSEMBLY
Periodic Maintenance
Troubleshooting
Index
Manufacturedk
Manufacturedc
IEC 825 220-240V Model only
For Finland and Sweden
Safety Information
Achtung
Definitions of WARNINGS, Cautions and Notes
Features
High Resolution and Fast Print Speed
Quick Print Setup
Versatile Paper Handling
Enhanced Memory Management
Environment-Friendly
Network Feature for HL-1270N only
Bar Code Print for HL-1250/1270N only
Isbn UPC-A UPC-E EAN-8
Overview
Front View
Rear View HL-1030/1240
HL-1250/1270N
Specifications
Printing
DIB
Functions
CPU
Electrical and Mechanical
Network for HL-1270N only
Paper
Feedable paper
General
Paper cassette capacity
Print delivery
Print guaranteed area
Printing Area
Effective printing area
COM10
Monarch
Conditions Required for Installation
Power Supply
Environment
Unpacking
Install the Printer
For Windows Users
Installation and Basic Operation
Install the drum unit
For Windows Users with No CD-ROM Drive
Load paper
Print a test
Install the printer driver from floppy disk
Connect the printer and the computer
Using the USB Interface for Windows 98 only
Install the USB driver
Connect the USB interface cable
Installation and Basic Operation
For Macintosh iMac and Power Macintosh with USB Users Only
Set the PC printer port
Paper Handling
Load Paper into the Paper Cassette
Load Paper Manually
Two Side Printing Manual Duplexing
To print on both sides of the paper from the paper cassette
Installation and Basic Operation
Alarm
Control Panel Operation
Drum Ready
Data
Alarm LED Indications
Data Toner LED Indications
Drum LED Indications
Other Control Features
Sleep mode
Control Panel Button Operations
Operation Description
Test print mode
Network Board Operation for HL-1270N only
Preparing the BR-net Board
Connect the Ethernet cable
Print configuration
Factory default setting
LED functions
LED green Link activity
General Block Diagram
Electronics
HL-1250
RAM 4MB
Shows a general block diagram of the HL-1270N printer
HL-1270N
Main PCB Block Diagram
USB I/O
CPU Core Reset Circuit
Main PCB
Asic HL-1030/1240
HL-1250/1270N
Theory of Operation
2 ROM HL-1030/1240
Two 32 Mbits ROMs x 16 bit are fitted
Flash ROM for HL-1270N only
Dram HL-1030/1240
Two 16M-bit DRAMs x 16 bits are used as the RAM
Optional RAM HL-1250/1270N
Optional serial I/O HL-1250
PCI bus HL-1270N
Reset circuit HL-1030/1240
Eeprom HL-1030/1240
Engine I/O HL-1030/1240
Engine PCB
BR-net PCB for HL-1270N only
Low-voltage power supply
High-voltage power supply
GND
Mechanics
Overview of Printing Mechanism
PCB
Paper Transfer
Paper supply
Paper registration
Sensors
Paper eject
Cover sensors a and B
Drum Unit
Toner Cartridge
Print Process
Charging
Exposure stage
Developing
Transfer
Fixing stage
Safety Precautions
TAPTITE, CUP S
Screw
Disassembly Flow
PCBs
Disassembly Procedure
AC Cord
Paper Cassette
Taptite, Torx pan M3x8
Disassembly and RE-ASSEMBLY
Side guide L Side guide R Paper cassette
Paper cassette Release lever extension spring Lock lever
➀ ➁
Network Board for HL-1270N only
Front Cover
Top Cover
Main Cover
Tray extension flap Main cover
Laser Unit
Drive Unit
Main motor Assy Grease Molykote PG-662 1 rice-grain size
Fixing Unit
Fixing unit Main frame Concavity
Remove the fixing unit cover from the fixing unit frame
Halogen lamp Taptite, pan M3x10
Heat roller bearing Washer Heat roller gear
Heat roller gear Heat roller bearing Embossment
Heat roller cleaner Fixing unit frame Cleaner spring
Hooks Thermistor Fixing unit frame Taptite, cup M3x12
Fixing unit frame First eject roller Idle gear
PR2000057
26B
Base Plate
Ground wire Plastic chute Slit Main frame
Main PCB Assy
Lower Tray Relay PCB Assy for HL-1250/1270N only
Low-Voltage Power Supply PCB Assy
30A
Engine PCB Assy / High-Voltage Power Supply PCB Assy
PCB Assy
Toner sensor light
Panel PCB Assy
Solenoid Assy
Clutch lever spring For paper feed roller
Step Cassette guide L/F Taptite, cup M3x6
Fan Motor Assy
Toner Sensor PCB Assy Light Emission
Toner Sensor PCB Assy Light Reception
Paper Pick-up Roller Assy
Paper Feed Roller Assy
Outer Chute
70a
Packing
Replacement Procedure
Consumable Parts
Toner Cartridge
Periodic Maintenance
Periodical Replacement Parts
Assy
Periodical Cleaning
Cleaning the Printer Exterior
Cleaning the Drum Unit
Cleaning the Scanner Window
Clean the Electrical Terminals
Mtbf / Mttr
Periodic Maintenance
Introduction
Initial Check
Troubleshooting
Identify the Problem
Printer does not print Printed page has a problem
Operator Calls & Service Calls
Service Calls
LED Indication Error Remedy
Operator Calls
See ‘M-11 Service B’
How the LEDs indicate an error
Error Messages
Error Messages in the Status Monitor
Error Message Remedy
RAM Error
NV-RAM Error
Main Motor Error
Error
Error Message Printouts
Paper Problems
Paper Loading Problems
Problem Remedy
Paper Jams
Clearing jammed paper
Problem Type of Jam Cause Remedy
Causes & countermeasures
Paper Feeding Problems
Double feeding
Wrinkles or creases
User Check
Skew
Curl or Wave
Software Setting Problems
Subsection 10.1 ‘Test Print
Unable to print from application software under DOS
HL-1240/1250/1270N only
Value or alphabet following ‘BR’ is a product ID
No AC power supplied
No DC power supplied
Malfunctions
PCB
Main motor does not rotate
No paper supplied
Insufficient output from high-voltage power supply unit
Fixing heater temperature failure
BD failure
Scanner failure
Fuser failure
PCB 24V DC?
ROM error / D-RAM error / NV-RAM error
Engine interface error
PCI BUS error HL-1270N only
Image Defects
Image Defect Examples
Troubleshooting Image Defect
Light
Dark
Completely blank
All black
How to clean the pressure roller
Dirt on the back of paper
Black and blurred vertical streaks
Black and blurred horizontal stripes
Black vertical streaks in a gray background
White vertical streaks
White horizontal stripes
Faulty registration
Poor fixing
Image distortion
Faint print
White spots
Photosensitive drum
Black spots
Black band
Gray background
Hollow print
Downward fogging of solid black
Horizontal lines
Light rain
Ghost
Toner specks
Location of Grounding Contacts
Drum unit
Printer body & Paper cassette
Incorrect Printout
Printer prints unexpectedly or it prints garbage
For HL-1250/1270N only
User Check For connecting by RS-232C/422A on HL-1250 only
User Check For DOS environment only
Network Problem for HL-1270N only
Installation Problem
Intermittent Problem
TCP/IP Troubleshooting
Unix Troubleshooting
Windows NT/LAN Server TCP/IP Troubleshooting
Windows 95/98 Peer to Peer Print LPR Troubleshooting
Internet Print TCP/IP Troubleshooting
Novell Netware Troubleshooting
AppleTalk Troubleshooting
Web Browser Troubleshooting TCP/IP
Apple TCP/IP Printing System 8.6 or later
Inspection Mode
Test Print Mode
Type of mode Function
For the demo printer
Inspection Mode
Type of inspection
Factory inspection mode
Alarm
Drum
Ready
Troubleshooting
Troubleshooting
Appendix 1. Serial NO. Descriptions
Biuk
0 0 1 0
Appendix 2. Diameter / Circumference of Rollers
Appendix 3. Print Speeds with Various Settings
Media type setting All models
Media type setting HL-1240 demo model
Appendix 4. HOW to Know Drum Unit Life & page Counter
Print Configuration for HL-1240/1250/1270N only
Test Print for HL-1030 only
Fig. A-2
How to Read the Drum Unit Life
How to calculate drum unit life
How to Read the Page Counter
How to Read the Maintenance Information
Fig. A-4
Fig. A-7
Appendix 5. HOW to USE the SELF-DIAGNOSTICS Tools
Troubleshooting for Printer won’t print
Diagnostics
Fig. A-10
If you click the OK button in , the dialog box below appears
Printer Information
Fig. A-13
Appendix 6. Nvram Default Value
Items Descriptions
Appendix 7. Paper Cassette Information for Europe only
Fig. a
Appendix 8. Connection Diagram, HL-1030/1240
Appendix 9. Connection Diagram, HL-1250
Appendix 10. Connection Diagram, HL-1270N
Appendix 11. Main PCB Circuit Diagram, HL-1030/1240 1/2
Appendix 12. Main PCB Circuit Diagram, HL-1030/1240 2/2
Appendix 13. Main PCB Circuit Diagram, HL-1250/1270N 1/5
Appendix 14. Main PCB Circuit Diagram, HL-1250/1270N 2/5
Appendix 15. Main PCB Circuit Diagram, HL-1250/1270N 3/5
Appendix 16. Main PCB Circuit Diagram, HL-1250/1270N 4/5
Appendix 17. Main PCB Circuit Diagram, HL-1250/1270N 5/5
Appendix 18A. Engine PCB Circuit Diagram OLD
Appendix 18B. Engine PCB Circuit Diagram NEW
Appendix 19. Network Board Circuit Diagram, HL-1270N
Low-voltage PS Circuit 110
Low-voltage PS Circuit 220
High-voltage PS Circuit
CN1 CN2 DEV1
High-voltage power supply PCB / Engine PCB
Electrode helical spring / Chute
Index
Electrical terminal
22,4-30
2-10, 4-4, A-16
1-4
Index
Parts Reference List
PL-PRN001
REF.NO Code ’TY Description Symbol Remark
B48K056 201A
Contents
REF.NO Code QTY Description Symbol Remark
Main Motor Assy
TAPTITE, CUP S M3X6
Solenoid Assy
Frame / Drive Unit
Joint
Bearing
Conductor Bearing
Paper Feeder
Cleaner Roller Assy
Cleaner Spring
REF.NO Code QTY Description Remark
Fixing UNIT, 115V SP
Fixing Unit
Paper Indicator
Paper Tray ASSY, LGL SP
Pressure Plate ASSY, LGL
Pressure Plate Spring
Paper Tray Assy 3 SP
Pressure Roller Holder
Paper Tray ASSY, LEG SP
Paper Cassette
Rear Cover
TOP Cover
10 UL9142001 1 Second Eject Roller Assy
Model Plate
Covers
Main PCB ASSY, HL-1030 SP
Main PCB ASSY, HL-1240 SP
Main PCB ASSY, HL-1240 HEB SP
Main PCB ASSY, HL-1240 PB SP
HL-1030 HL-1240 HL-1250 HL-1270/1270N
Engine PCB Assy A, 1240 SP
Engine PCB Assy A, 1250 SP
LOW-VOLTAGE PS ASSY, 115V SP
LJ8330001 1 Protection Tube
Engine PCB
AC CORD, UL/CSA
AC Cord ASSY, SAA
AC Cord ASSY, SEV
AC CORD, Chli
High Voltage Power Supply PCB
Setup GUIDE, FRA
Setup GUIDE, GER
Setup GUIDE, NL
Setup GUIDE, NOR
Accessories
Accessory Carton
CARTON, HL-1030 EU
CARTON, HL-1030 can
CARTON, HL-1240 US
Packing Materials
Tool no Tool Name Remark
Torx Screw Driver
Molykote PG-662 ADD
