Brother HL-1060 Manual de Serviço

SERVICE MANUALMODEL:HL-1060RLASER PRINTER

CHAPTER I -4 2.3 Electrical and MechanicalPower source U.S.A. and Canada: AC 110 to 120V, 60HzEurope and Australia: AC 220 to 240V, 50Hz/60HzPower co

Appendix 7. Driver PCB Circuit DiagramCODE UK3634000B48K280CIRNAMEV - 7

Appendix 8. Switch Panel / Solenoid, Bin / Relay PCB Circuit DiagramCODE UK3635000281/282/283 CIRNAMEV - 8

Appendix 9. Low-voltage Power Supply PCB Circuit Diagram (110 - 120V)Low-voltage PS Circuit (110 - 240V)NAMEABBF1F2Z1Z2C16T1C1L1LSW1NTC1BEA1D12D13D1

Appendix 10. Low-voltage Power Supply PCB Circuit Diagram (220 - 240V)Low-voltage PS Circuit (220 - 240V)NAMEABBF1F2Z1R1Z2C16T1C1L1LSW1NTC1BEA1D12D1

V - 11Appendix 11. High-voltage Power Supply PCB Circuit DiagramHigh-voltage PS CircuitNAME+VRFVRFVRFVRFVRF+–+–++CLNDEVCHG11136312451012P18P17P19P1IP

Appendix 12. SR PCB Circuit DiagramCODE UK3653000B48K284CIRNAMEV - 12

CHAPTER I -5 2.4 Paper Specification(1) Multi-purpose sheet feeder loading< Sheet Feeder 1 (Front)>Paper size: A4, Letter, Legal, B5, A5, A6, a

CHAPTER I -6 2.5 Print Delivery(1) With the output tray opened Tray capacity : Maximum 100 sheets (80g/m2), face-down only(2) With the output tray

CHAPTER I -7 (2) Paper feed conditionsType Name Feeder Manual feedFeeder 1 Feeder 260 to 80 g/m2(200 sheets) (200 sheets)Normal paper (cut sheet) 80 g

CHAPTER I -8The table below shows the effective printing areas.Size A B C D E FA 4210.0mm8.27”(2,480 dots)297.0mm11.69”(3,507 dots)203.2mm8.0”(2,400 d

CHAPTER I -9 3. SAFETY INFORMATION 3.1 Laser Safety (110 - 120V Model only)This printer is certified as a Class 1 laser product under the US Departm

CHAPTER I -10 3.3 Caution for Laser Product (Warnhinweis für Laserdrucker)CAUTION: When the machine during servicing is operated with the cover open,

CHAPTER II -1CHAPTER II THEORY OF OPERATION 1. ELECTRONICS 1.1 General Block DiagramFig. 2.1 shows a general block diagram of the HL-1060 printer.O

CHAPTER II -2 1.2 Main PCB Block DiagramFig. 2.2 shows the block diagram of the main PCB.Reset CircuitProgram + Font ROM(4Mbytes)RAM(2Mbytes)Option R

CHAPTER II -3 1.3 Main PCB 1.3.1 CPU CoreFig. 2.3. shows the CPU circuit block on the main PCB.The CPU is an IDT 79R3041-20J which is driven at a cl

© Copyright Brother 1997All rights reserved.No part of this publication may be reproduced in any form or by any means without permission inwriting fro

CHAPTER II -4 1.3.2 ASICThe ASIC is composed of a Cell Based IC that contains the following functional blocks.(1) Oscillator circuitGenerates the mai

CHAPTER II -5(8) Parallel I/O<Data receive Mode>There are two modes in this unit. One is the CPU receive mode and the other is theDMA receive mo

CHAPTER II -6(12) Engine control I/OThis I/O is used for the connection to the driver PCB. It controls the main motor,solenoid, sensors, etc.Fig. 2.4

CHAPTER II -7 1.3.3 ROMThe program and the font data are stored in 4Mbytes of ROM. The ROM is composed oftwo 16Mbit masked ROMs which are mounted in

CHAPTER II -8 1.3.5 DRAMFour 4Mbit DRAM (x 8bit) are used as the printer memory.Fig. 2.7

CHAPTER II -9 1.3.6 Optional RAMA 32bit SIMM (72 pin) can be fitted as optional RAM. The main PCB has one slot and itscapacity is for SIMM from 1Mbyt

CHAPTER II -10 1.3.7 Optional Serial I/OThe interrupt of the serial I/O is input to the EXINT terminal of the ASIC, and recognized bythe CPU. A 32-by

CHAPTER II -11 1.3.9 Reset CircuitThe reset IC is a PST591DMT. The reset voltage is 4.2V (typ.) and the LOW period of thereset signal is 50ms (typ.).

CHAPTER II -12 1.3.11 Engine I/OFig. 2.13 shows the engine interface circuit.Fig. 2.13

CHAPTER II -13 1.3.12 Paper Feed Motor Drive CircuitA DC motor is used for paper feeding.Fig. 2.14 1.4 Driver PCBThe following parts are mounted on

PREFACEThis service manual contains basic information required for after-sales service of the laser printer(here- in-after referred to as "this m

CHAPTER II -14 1.6 Power Supply 1.6.1 Low-voltage Power SupplyThe power supply uses a switching regulation system to generate the regulated DC power

CHAPTER II -15 1.6.2 High-voltage Power Supply, SR PCBThis generates and outputs the voltages and currents for the charging, development andtransfer

CHAPTER II -16 2. MECHANICS 2.1 Overview of Printing MechanismFig. 2.17EL PCBMain MotorFan MotorTonerEmptySensorPCBHigh-VoltagePowerSupplyPrimary Ch

CHAPTER II -17 2.2 Paper Transfer 2.2.1 Paper SupplyThe pick-up roller picks up one sheet of paper from the paper feeder every time it is rotatedand

CHAPTER II -18 2.2.3 Paper EjectThe completion of paper eject is detected in the following manner:(a) When the leading edge of the paper pushes down

CHAPTER II -19 2.3 Sensors 2.3.1 Cover SensorDetects opening and closing of the top cover.Fig. 2.23 2.3.2 Toner Empty SensorDetects if there is ton

CHAPTER II -20 2.4 Drum Unit 2.4.1 Photosensitive DrumGenerates the latent electrostatic image and develops the image on the drum surface. 2.4.2 Pr

CHAPTER II -21 2.5.2 Exposure StageAfter the drum is positively charged, it is exposed to the light emitted from the laser unit.Fig. 2.26The area exp

CHAPTER II -22 2.5.3 DevelopingDeveloping causes the toner to be attracted to the electrostatic image on the drum so as totransform it into a visible

CHAPTER II -23 2.5.5 Drum Cleaning StageIn the image transfer stage, not all the toner on the photosensitive drum is transferred ontothe paper but so

iCONTENTSCHAPTER I FEATURES AND SPECIFICATIONS...I-11.FEATURES...

III-1CHAPTER III DISASSEMBLY AND REASSEMBLY 1. SAFETY PRECAUTIONSTo avoid creating secondary problems by mishandling, be careful to follow the foll

III-2 2. DISASSEMBLY FLOWDRUM UNITMP SHEET FEEDER ASSYTOP COVERFIXING UNIT SR PCB / RELAY PCBSCANNER UNITPAPER SUPPORTEXTENSION SUPPORT WIRE MAIN PC

III-3 3. DISASSEMBLY PROCEDURE 3.1 Drum Unit(1) Open the top cover.(2) Lift out the drum unit.Fig. 3.1 3.2 Output Tray ASSY(1) Press the hinges at

III-4 3.3 Top Cover(1) Open the top cover.(2) Press the hinges at the left and right ends of the top cover inwards to release thetop cover from the m

III-5(2) Raise the pick-up roller cover (  ) and remove it (  ).(3) Remove the MP feeder cover (  ).Fig. 3.5(4) Remove the tray side covers R and L

III-6(5) After removing the sector gear, paper feed bearing, and bearing 6, take off thepaper pick-up roller unit.Fig. 3.7(6) Raise the pressure plate

III-7 3.5 MP Sheet Feeder 2 ASSY(1) Remove the four screws.(2) Disassemble any other parts of MP sheet feeder 2 in the same way as describedfor MP sh

III-8(2) Remove the two screws.(3) Lift the rear portion of the under shoot assy to remove it.Fig. 3.11Note: Follow the number above in order when ass

III-9 3.7 SR PCB / Relay PCB(1) Remove the SR protect sheet.(2) Disconnect the connector of the SR harness ASSY connecting the SR PCB andthe driver P

III-10 3.8 Fixing Unit(1) Remove the two screws.(2) Lifting the fixing unit, disconnect the two heater harnesses and the thermistorconnector on the E

ii2.3 Sensors...II-192

III-11Note: Follow instructions below when installing the thermistor in the fixing unit.• Place the cleaner felt of the cleaner ASSY under the heat ro

III-12(9) Release the cleaner lock from the cleaner ASSY HR.(10) Remove the cleaner ASSY HR from the fixing unit.Fig. 3.18(11) Release the right side

III-13Note: Follow instructions below when installing the cleaner ASSY HR.• Put the cleaner ASSY HR on the heat roller.• Rotate the hook of the cleane

III-14 3.9 Scanner Unit(1) Remove the three screws.(2) Lift out the scanner unit.Fig. 3.21(3) Disconnect the three connectors from the driver PCB.(4)

III-15(5) Turn the scanner unit upside down and remove the screw to release the tonersensor harness.Fig. 3.22-1 3.10 Main PCB ASSY(1) Remove the four

III-16 3.11 Base Plate ASSYNote: Prior to turning the printer upside-down, ensure that the drum unit has beenremoved from the printer.(1) Turn the pr

III-17Note: See the Fig. 3.26 about the position installing the dumping material and thesoundproof sponge A,B.Fig. 3.26 3.12 Driver PCB ASSY(1) Remov

III-1897-P-56(2) Disconnect the eleven connectors from the PCB. (Three connectors have alreadybeen disconnected when removing the scanner unit.)(Name

III-19 3.14 High-voltage Power Supply PCB ASSY(1) Remove the screw securing the high-voltage power supply PCB ASSY.(2) Disconnect the HV flat cable f

III-20(3) Remove the two screws securing the fan motor.Fig. 3.32 3.16 Drive Unit(1) Unhook the heater harness from the drive unit.Fig. 3.33SW panel P

iiiCHAPTER IVMAINTENANCE AND TROUBLESHOOTING...IV-11.INTRODUCTION...

III-21(2) Release the hook to remove the gear cover.(3) Remove the six screws securing the drive unit. Lift the drive unit while pressingand releasing

III-22 3.18 Gears and Solenoid(1) Apply grease to the points shown below.JJANNNFDFNKAEGGEEEGEKABABDCAHMLNHCAAAHAHAAEBHFM, LFFig. 3.36

III-23Note: Follow instructions below when applying the grease.Sign When applying the grease Grease Application amountA Before installing the gear. Do

III-24 3.19 Paper Support(1) Pull the paper support down toward you and pull both legs outwards to release it.Fig. 3.37 3.20 Extension Support Wire(

III-25 4. PACKINGFig. 3.39DocumentsCarton, SF assyDust coverPadPadPE sheetBagPadPadCarton

CHAPTER IV -1CHAPTER IV MAINTENANCE AND TROUBLESHOOTING 1. INTRODUCTION 1.1 Initial Check(1) Operating environmentCheck if :• The source voltage st

CHAPTER IV -2If condensation has occurred, wipe the effected units or parts with a dry cloth.If the drum unit is unpacked soon after it is moved from

CHAPTER IV -3 2.3 Periodical Replacement PartsNo. Description Part No. Qty service life (number of print) Remarks1 Fixing Unit Y(Cleaner ASSY HR)UH33

CHAPTER IV -4 3. IMAGE DEFECTS 3.1 Image Defect ExamplesI-2 DarkI-1 Light I-2 Dark I-3 Completely blank I-4 All blackI-5 Dirt on back of paper I-6 B

CHAPTER IV -5 3.2 Troubleshooting Image DefectsThe following procedures should be followed in the event of specific image defects.See subsection 3.3

CHAPTER I -1CHAPTER I FEATURES AND SPECIFICATIONS 1. FEATURESThis printer has the following features: 1200dpi Resolution and 10ppm Printing Speed60

CHAPTER IV -6I-2 DarkPossible cause Step Check Result RemedyHV.GNDcontacts(Fig.4-5)Density dial 1 Is the density dial at the centerclick position?No S

CHAPTER IV -7I-3 Completely blankPossible cause Step Check Result RemedyHV.GNDcontacts(Fig.4-5)Developing biascontact failure1 Are the developing bias

CHAPTER IV -8I-4 All blackPossible cause Step Check Result RemedyHV.GNDcontacts(Fig.4-5)Corona failure 1 Is the corona wire of the drumunit broken?Yes

CHAPTER IV -9I-5 Dirt on the back of paperPossible cause Step Check Result RemedyFixing unit 1 Is the pressure roller dirty?Is any other area in the p

CHAPTER IV -10I-6 Black vertical streaks Black and blurred vertical streaksPossible cause Step Check Result RemedyHV.GNDcontacts(Fig.4-5)Corona failur

CHAPTER IV -11I-8 Black vertical streaks (in the gray background)Possible cause Step Check Result RemedyTranslucentstain on thescanner window1 Are the

CHAPTER IV -12I-11 Poor fixingPossible cause Step Check Result RemedyPrinting paper 1 Is thick paper more than 36lbweight in use?Yes Instruct the user

CHAPTER IV -13I-13 Faint printPrint out test print out test print out test Print out test print oPrint out test print out test print out test P

CHAPTER IV -14I-15 Black spotsPossible cause Step Check Result RemedyDrum unit 1 Are the spots at 94mmintervals?The problem is not solved afterprintin

CHAPTER IV -15(3) Wipe the surface of the photosensitive drum with a cotton swab until the dustor paper powder on the surface toner lamp comes off.Fig

CHAPTER I -2Low Running Cost:The toner cartridge is separate from the drum unit. You need to replaceonly the toner cartridge after around 2,200 pages,

CHAPTER IV -16I-16 Black bankPossible cause Step Check Result RemedyDrum unit 1 Is the wire cleaner positioned atits home position?No Return the wire

CHAPTER IV -17I-18 Hollow printPossible cause Step Check Result RemedyPrint paper 1 Is thick paper of more than 42lbbeing used or extremely roughsurfa

CHAPTER IV -18I-20 Horizontal linesPossible cause Step Check Result RemedyHV.GNDcontacts(Fig.4-5)SR electrode 1 Are the SR electrodes betweenthe print

CHAPTER IV -19 3.3 Location of High-voltage Contacts and Grounding ContactsFig. 4.5Fig. 4.6Grounding contacts Grounding wire Drum shaftHigh-voltage c

CHAPTER IV -20 3.4 Location of Feed Roller Shaft and Grounding ContactsFig. 4.7Feed shaft rollerFor feed roller

IV-21 4. PAPER JAMProblem Type of jam Cause Temp measureJam at power on Paper stuck The paper feedsensor of paper ejectsensor is turned on.Remove the

CHAPTER IV -22 5. TROUBLESHOOTING MALFUNCTIONSWhen carrying out countermeasures for malfunctions as described in this section, checkconnectors for co

CHAPTER IV -23M-3 Main motor unrotatedPossible cause Step Check Result RemedyFailure ofconnector1 Is the connection of connectorP12 on the driver PCB

CHAPTER IV -24M-5 Insufficient output from high-voltage power supply unitPossible cause Step Check Result RemedyHigh-voltagecontact1 Do any of the ter

CHAPTER IV -25M-8 BD failurePossible cause Step Check Result RemedyHarnessconnectionfailure1 Is connector P4 on the driverPCB secured correctly?No Con

CHAPTER I -3 2. SPECIFICATIONS 2.1 PrintingPrint method Electrophotography by semiconductor laser beam scanningResolution 600 x 600dpi (for Windows/

CHAPTER IV -26F-1 Double feedingPossible cause Step Check Result RemedyPaper 1 Is paper of a recommendedtype being used?No Instruct the user to userec

CHAPTER IV -27 6. INSPECTION MODE 6.1 Incorporated Inspection ModesThe printer incorporates various inspection modes such as the factory inspection

CHAPTER IV -28DrumFeeder2AlarmReady(Paper)Data(Toner)Paper eject sensorRegistration sensorCover sensorToner sensorSwitchFig. 4.8Paper eject ON (Paper

CHAPTER IV -29 6.2 Error CodesIn the event of a printer failure, error codes will be indicated as shown below. All the lampsand the specific lamps ar

V-1 APPENDIX 1. SERIAL NO. DESCRIPTIONSThe descriptions as below shows how to read labels on each place.< ID for production month >A: January E

Appendix 2. Connection DiagramV - 2AC INPUTLVPSCN2CN1 1HEATERTHERMISTORP4SIMMP5OPROMP1 CENTROSERIAL I/FPARALLEL I/FP3OPIOP2 ENGINEMAIN PCBBR-30000SIM

Appendix 3. Main PCB Circuit Diagram, (1/4)CODE UK3400000B48K246CIRNAMEV - 3

Appendix 4. Main PCB Circuit Diagram, (2/4)CODE UK3400000B48K246CIRNAMEV - 4

Appendix 5. Main PCB Circuit Diagram, (3/4)CODE UK3400000B48K246CIRNAMEV - 5

Appendix 6. Main PCB Circuit Diagram, (4/4)CODE UK3400000B48K246CIRNAMEV - 6