Kyocera FS-1016MFP Service Manual Download Page 62

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2G4

1-5-8

1-5-5

Fuser unit

(1) Detaching and refitting the fuser unit

1. Remove the outer covers (See page P.1-5-

2).

2. Remove the two connectors.
3. Remove the wire from two clamps.

Figure 1-5-9

4. Pull out the rear cover axises (with springs)

from the axis holes.

Figure 1-5-10

Clamp

Connector

Wire

Rear cover

Spring

Axsis

Axsis hole

Spring

Axsis

Summary of Contents for FS-1016MFP

Page 1: ...SERVICE MANUAL Published in February 2006 2G470760 FS 1016MFP...

Page 2: ...Revision history Revision Date Replaced pages Remarks...

Page 3: ...sonnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves...

Page 4: ...this symbol CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect compliance with warning messages using this symbol Symbols The triangle symbol indicates...

Page 5: ...or dusty place This may cause fire or electric shock Do not install the copier near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around the...

Page 6: ...carefully Always check that the copier is correctly connected to an outlet with a ground connection Check that the power cable covering is free of damage Check that the power plug is dust free If it i...

Page 7: ...trapped wire and missing screws Check that all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necess...

Page 8: ...This page is intentionally left blank...

Page 9: ...top cover 1 5 2 1 5 3 Paper feeding conveying section 1 5 4 1 Detaching and refitting the paper feed roller 1 5 4 2 Detaching and refitting the transfer roller 1 5 5 1 5 4 Process section 1 5 6 1 Det...

Page 10: ...1 6 Cleaning section 2 1 10 2 1 7 Fuser section 2 1 11 1 Fuser unit 2 1 11 2 1 8 Paper exit section 2 1 13 1 Paper exit section 2 1 13 2 1 9 Scanner section 2 1 15 1 Scanner unit 2 1 15 2 Optical mod...

Page 11: ...ic from the toner container Transfer system Transfer roller negative charged Separation system Small diameter separation Fixing system Heat roller system Charge erasing system Exposure by eraser lamp...

Page 12: ...r 24 bit dot each color Grayscale 8 bit dot Monochrome 1 bit dot File format PDF TIFF JPEG 8 Bit gray mode 24 Bit color mode BMP Host Interface USB TWAIN 1 port Hi speed USB Document processor DP Orig...

Page 13: ...hipping lock 9 Original size indicator plate 10 Operation panel 11 Original cover 12 Platen 13 Output tray 14 Paper stopper 15 USB Interface connector 16 5 V DC output for print server 17 Rear cover 1...

Page 14: ...d indicator 4 SCAN key 5 COPY key and indicator 6 W key 7 X key 8 Numeric keys 9 EcoPrint key and indicator 10 Stop Clear key 11 Exposure adjustment key Exposure display 12 Zoom key 13 Memory overflow...

Page 15: ...tte 2 Manual feed tray 3 Paper feeding conveying section 4 Toner container 5 Developer unit 6 Main charger unit 7 Drum unit 8 Laser scanner unit 9 Transfer section 10 Fuser unit 11 Paper exit section...

Page 16: ...2G4 1 1 6 This page is intentionally left blank...

Page 17: ...cted onto the machine Avoid dust and vibration Choose a surface capable of supporting the weight of the machine Place the machine on a level surface maximum allowance inclination 1 Avoid air borne sub...

Page 18: ...Unlocking the shipping lock Installing the toner container Loading the paper Installing the original table and ejection extension Connecting the cables Attaching the language sheet label sheets Initia...

Page 19: ...1 2 3 Figure 1 2 3 Unpacking Unpacking 1 Machine main body 2 Power cord 3 Toner container 4 Original table 5 Ejection extension 6 Operation guide and Installation guide 7 CD ROMs 8 Language label she...

Page 20: ...ock the shipping lock 3 Close the document processor DP Figure 1 2 4 1 Open the scanner unit 2 Open the front cover Figure 1 2 5 Unlocking the shipping lock Shipping lock Document processor DP Install...

Page 21: ...1 2 5 3 Shake the container horizontally to distribute the toner evenly 4 Remove the seal from the toner container Figure 1 2 6 5 Remove the seal from the toner container Figure 1 2 7 Toner container...

Page 22: ...8 8 Push firmly on the top of the container at the positions marked PUSH HERE until you hear a click 9 Turn the toner container release lever to the LOCK position 10 Close the front cover 11 Close the...

Page 23: ...tte Press the release button on the left guide and slide the guides to the paper size required 4 Load the paper in the paper cassette 5 Push the paper cassette back into the machine until it stops Fig...

Page 24: ...2 8 1 Remove the language label sheet 2 Attach the language label sheet on the oper ation panel Figure 1 2 12 Attaching the language label sheets Operation panel Language label sheet Language label s...

Page 25: ...r 2 Connect the other end of the printer cable to the PC s USB interface connector 3 Connect the power cord to the printer AC inlet 4 Connect the power cord to the wall outlet Figure 1 2 13 Connecting...

Page 26: ...uired operating systems OS for using the Software Microsoft Windows 98SE Me 2000 XP 1 Switch on the PC and activate Windows NOTE If the Welcome to the Found New Hardware Wizard dialog box displays sel...

Page 27: ...hod and follow the on screen instructions When installing software for Windows XP if a software installation warning for an unsigned device driver is displayed click Continue Anyway to bypass the warn...

Page 28: ...stallation program fails to launch use Windows Explorer to access the CD ROM and double click Setup exe 3 Click View License Agreement to display and read it 4 Click Accept to proceed Figure 1 2 20 5...

Page 29: ...s Complete window is dis played Click Finish to leave the install pro gram and return to the Printer Utilities menu Figure 1 2 24 1 From the application File menu select Print The Print dialog box dis...

Page 30: ...2G4 1 2 14 1 2 Maintenance M This page is intentionally left blank...

Page 31: ...will begin The display returns to the 3 Report screen Figure 1 3 1 System configuration page System Configuration Page SYSTEM CONFIG Product Information Memory Information Default Settings Product Nam...

Page 32: ...2G4 1 3 2 1 3 Maintenance M This page is intentionally left blank...

Page 33: ...ing and displays the paper misfeed message on the operation panel To remove paper misfed in the printer open the front cover or the rear cover or pull out the paper cas sette To remove original jammed...

Page 34: ...ne is equipped with a self diagnostic function When a problem is detected the machine stops printing and an error message is displayed on the operation panel Figure 1 4 2Error message display PRINTER...

Page 35: ...lso check for continuity within the FFC If none remedy or replace the FFC See page P 1 5 29 P 1 5 28 Defective optical module unit Replace the optical module unit See page P 1 5 24 Defective main PWB...

Page 36: ...n the power switch off and then back on again If this message still remains replace the main PWB See page P 1 5 29 Defective scanner unit Replace the scanner unit See page P 1 5 22 Toner Low Toner low...

Page 37: ...the main motor 24 V DC at pin 1 of CN1 connector on the main motor Replace harness between engine high voltage PWB and main motor Connect circuit tester to pin 5 REMOTE of YC5 connector on the engine...

Page 38: ...on the engine high voltage PWB goes high then low Does pin 1 PLGCLK of YC3 connector on the engine high voltage PWB output square wave signal Does pin 2 PLGDRY of YC3 connector on the engine high vol...

Page 39: ...on Replace harness between main PWB and engine high voltage PWB Turn power switch on Turn power switch on Replace engine high voltage PWB Connect oscilloscope to pin 3 OUTPEN of J7 connector on the ma...

Page 40: ...n power switch on Turn power switch on Turn power switch on Turn power switch on Replace engine high voltage PWB Replace engine high voltage PWB Replace harness between main PWB and laser scanner unit...

Page 41: ...tive engine high voltage PWB Code Contents Remarks Causes Check procedures corrective measures No Yes No Yes Open infinite Open infinite Replace the engine high voltage PWB Replace the thermal cutout...

Page 42: ...w the flow chart Defective the engine high volt age PWB Code Contents Remarks Causes Check procedures corrective measures No Yes OK No Yes Start End 6010 error shown Turn power switch off then on Chec...

Page 43: ...ollow the flow chart Defective the engine high volt age PWB Code Contents Remarks Causes Check procedures corrective measures No Yes Start Turn power switch off and remove power cord Detach YC7 connec...

Page 44: ...ollow the flow chart Defective waste toner full sensor Defective engine high voltage PWB Code Contents Remarks Causes Check procedures corrective measures No No Yes Yes Shake the drum unit horizontall...

Page 45: ...od in seconds Defective engine high voltage PWB Replace the engine high voltage PWB See page P 1 5 14 Defective main PWB Replace the main PWB See page P 1 5 29 F050 E6 Engine checksum error Checksum r...

Page 46: ...P 1 4 16 See page P 1 4 16 See page P 1 4 16 6 Black vertical streaks 7 Unsharpness 8 Gray back ground 9 Dirt on the top edge or back of the paper 10 Undulated print ing at the right edge scanning st...

Page 47: ...within the scanner may be disor dered Replace the laser scanner unit See page P 1 5 17 Defective main PWB Defective laser scanner unit control circuit in the main PWB See page P 1 5 29 Copy example Ca...

Page 48: ...the bushes at the both ends Clean the bush to remove oil and debris Replace the transfer roller if necessary See page P 1 5 5 Defective engine high voltage PWB transfer bias potential Check the trans...

Page 49: ...specifications Paper with rugged surface or dump tends to cause unsharp printing Defective transfer roller installation Defective transfer roller installation The transfer roller must be supported by...

Page 50: ...loper unit in the printer with the normal one If the symptom disappears replace the developer unit with a new one See page P 1 5 6 Copy example Causes Check procedures corrective measures Toner contam...

Page 51: ...in the main motor connector terminals Reinsert the connector Also check for continuity within the con nector harness If none remedy or replace the harness Broken main motor gear Check visually and rep...

Page 52: ...The heater lamp does not turn on Broken wire in heater lamp Check for continuity across each heater lamp If none replace the heater lamp See page P 1 5 10 Thermal cutout triggered Check for continuity...

Page 53: ...r switch is turned on A piece of paper torn from paper is caught around reg istration sensor or exit sen sor Check and remove if any Defective registration sen sor on the engine high volt age PWB Repl...

Page 54: ...ltiple sheets of paper are fed at one time Check if the separator pad is worn Replace the separator pad if it is worn Check if the paper is curled Change the paper 5 Paper jams Check if the paper is e...

Page 55: ...the power plug before starting disassembly When handling PWBs do not touch connectors with bare hands or damage the board Do not touch any PWB containing ICs with bare hands or any object prone to st...

Page 56: ...p cover Procedure 1 Remove the paper cassette 2 Open the scanner unit 3 Open the front cover 4 Unlatch the four latches and then remove the right cover Figure 1 5 1Removing the right cover 5 Unlatch t...

Page 57: ...ner unit See page P 1 5 22 7 While opening the rear cover and then remove the two screws 8 While unhooking the two hooks and then remove the top cover Figure 1 5 3 Screw Screw Rear cover hook Top cove...

Page 58: ...Detaching and refitting the paper feed roller Procedure 1 Remove the paper cassette 2 Remove the paper feed roller 3 Check or replace the paper feed roller and refit all the removed parts Figure 1 5...

Page 59: ...e P 1 5 6 2 Remove the transfer roller from bushes 3 Check or replace the transfer roller and refit all the removed parts Figure 1 5 5Removing the transfer roller Paper passing direction Paper passing...

Page 60: ...en the scanner unit 2 Open the front cover 3 Remove the developer unit with toner con tainer Figure 1 5 6Removing the developer unit 4 Remove the drum unit 5 Check or replace the developer or drum uni...

Page 61: ...e page P 1 5 6 2 While pushing on the main charger terminal 1 slide the main charger unit 2 3 Remove the main charger unit 3 by lifting it 4 Check or replace the main charger unit and refit all the re...

Page 62: ...the outer covers See page P 1 5 2 2 Remove the two connectors 3 Remove the wire from two clamps Figure 1 5 9 4 Pull out the rear cover axises with springs from the axis holes Figure 1 5 10 Clamp Clam...

Page 63: ...r unit Figure 1 5 11 6 Remove the two screws and then separate the upper fuser frame and lower fuser frame 7 Check or replace the fuser unit and refit all the removed parts Figure 1 5 12 Screw Fuser u...

Page 64: ...ocedure 1 Remove the fuser unit See page P 1 5 8 2 Remove the two screws and terminal 3 Remove the heater lamp Seat the heater lamp aligning its wattage mark and welding mark faced with the cor rect d...

Page 65: ...per fuser guide 5 Remove the heat R bush heat L bush and heat gear from the heat roller Figure 1 5 14 6 Remove the one screw and then remove the fuser thermistor Figure 1 5 15 Upper fuser guide Bush B...

Page 66: ...2G4 1 5 12 7 Remove the two screws nuts plate cord and terminal 8 Remove the thermal cutout Figure 1 5 16 Cord plate Screw Terminal Nut Nut Screw Thermal cutout...

Page 67: ...roller from the bushes 10 Check or replace the heater lamp heat roller fuser thermistor thermal cutout or press roller and refit all the removed parts Figure 1 5 17Removing the press roller Press roll...

Page 68: ...ette 3 Remove the scanner unit See page P 1 5 22 4 Remove the six connectors When seating the engine high voltage PWB ensure that the developer bias termi nal spring is correctly in contact with the d...

Page 69: ...1 5 15 5 Turn the printer bottom side up 6 Remove the five screws and then remove the bottom frame plate with PWBs behind the plate Figure 1 5 19 Screws Screws Bottom frame plate Transfer bias termin...

Page 70: ...Check or replace the engine high voltage PWB or power source PWB and then refit all the removed parts To replace the engine high voltage PWB remove the EEPROM U2 from the old engine high voltage PWB a...

Page 71: ...2G4 1 5 17 4 Detaching and refitting the laser scanner unit Procedure 1 Remove the outer covers See page P 1 5 2 2 Remove the two screws and then remove the LSU lid Figure 1 5 21 LSU lid Screw Screw...

Page 72: ...the three screws 4 Remove the two connectors and then remove the laser scanner unit 5 Check or replace the laser scanner unit and refit all the removed parts Figure 1 5 22 Screw Screw Screw Laser sca...

Page 73: ...5 17 2 Remove the one connector 3 Remove the wire from two clamps Figure 1 5 23 4 Remove the wire form clamp 5 Remove the sheet eraser 6 Remove the eraser lamp PWB 7 Check or replace the eraser lamp...

Page 74: ...en remove the two grounding plates 4 Remove the two stoppers and then remove the two clutches Figure 1 5 25 5 Remove the three screws and then remove the drive unit 6 Check or replace the drive unit a...

Page 75: ...ure 1 Remove the right cover See page P 1 5 24 2 Remove the one connector from main motor 3 Remove the four screws and then remove the main motor 4 Check or replace the main motor and refit all the re...

Page 76: ...itting the scanner unit Procedure 1 Remove the right cover and left cover See page P 1 5 2 2 Open the scanner unit 3 While pressing the locks and then remove the lift link L and lift link R Figure 1 5...

Page 77: ...emove the three connectors 6 Remove the two pivot pins 7 Remove the scanner unit with DP 8 Check or replace the scanner unit and refit all the removed parts Figure 1 5 29 Pivot pin Pivot pin Scanner u...

Page 78: ...ve the original table 3 Remove the ejection extension Figure 1 5 30 4 Turn over the scanner unit 5 Remove the six screws 6 Remove the two connectors 7 Remove the main PWB cover 8 Turn over the scanner...

Page 79: ...25 9 Remove the two screws and then remove the DP signal cable 10 While pressing the hinge locks and then remove the hinges of DP Figure 1 5 32 Document processor DP Screws DP signal cable Hinge lock...

Page 80: ...5 26 11 Remove the three screws Figure 1 5 33 12 Remove the FFC form FFC connector 13 Remove the operation unit Figure 1 5 34 Screw Screw Operation unit Screw Operation unit FFC connector FFC Operatio...

Page 81: ...our screws and then remove the scanner upper housing Figure 1 5 35 15 Remove the sliding rod Figure 1 5 36 Screw Screw Screw Scanner upper housing Screw Screw Sliding rod Scanner bottom housing Slidin...

Page 82: ...optical module unit from the scanner belt 18 Check or replace the optical module unit and refit all the removed parts Figure 1 5 37 Optical module unit Scanner belt Scanner belt FFC FFC connector FFC...

Page 83: ...22 2 Remove the original table and ejection extension See page P 1 5 24 3 Remove the six screws 4 Remove the four connectors and three FFCs from main PWB 5 Remove the main PWB cover Figure 1 5 38 Scre...

Page 84: ...main PWB and refit all the removed parts Figure 1 5 39 Screw Terminals Main PWB Screw Screw Screw Screw Screw Scanner unit Q9 Q6 U14 25 mm 1 80 mm 3 1 8 105 mm 4 1 8 34 mm 1 5 16 71 mm 2 13 16 134 mm...

Page 85: ...ical module unit See page P 1 5 24 2 Remove the CCD cover Figure 1 5 40 3 Remove the one connector 4 Remove the adhesive tape 5 Remove the exposure lamp holder Figure 1 5 41 CCD cover Optical module u...

Page 86: ...32 6 Remove the wires from the exposure lamp holder 7 Remove the exposure lamp 8 Check or replace the exposure lamp and refit all the removed parts Figure 1 5 42 Exposure lamp holder Exposure lamp Wi...

Page 87: ...nd refitting the inverter PWB Procedure 1 Remove the optical module unit See page P 1 5 24 2 Cut the band Figure 1 5 43 3 Remove the CCD cover Figure 1 5 44 Band Optical module unit CCD cover Optical...

Page 88: ...34 4 Remove the two connectors 5 Remove the one screw and then remove the inverter PWB 6 Check or replace the inverter PWB and refit all the removed parts Figure 1 5 45 Screw Inverter PWB Connector Co...

Page 89: ...ove the CCD cover Figure 1 5 46 3 Remove the one connector 4 Remove the one screw and then remove the scanner home position sensor 5 Check or replace the scanner home position sensor and refit all the...

Page 90: ...5 24 2 Remove the one connector 3 Remove the scanner motor wire Figure 1 5 48 4 Remove the two screws 5 Remove the scanner motor 6 Check or replace the scanner motor and refit all the removed parts F...

Page 91: ...PWB cover 4 Remove the connector from main PWB Figure 1 5 50 5 Remove the two screws and then remove the DP signal cable 6 While unlocking the both hinge locks and then remove the document processor...

Page 92: ...assembly Procedure 1 Open the DP cover 2 Press both arms of the pad assembly inwardly with your fingers and then pull out the pad assembly 3 Check or replace the pad assembly and refit all the remove...

Page 93: ...al feed roller Procedure 1 Open the DP front cover 2 Open the shaft holder 3 Remove the original feed roller 4 Check or replace the original feed roller and refit all the removed parts Figure 1 5 53 O...

Page 94: ...2G4 1 5 40 This page is intentionally left blank...

Page 95: ...s before firm ware updating 1 Double click FWUpdate exe in the Auto Update updating firmware program folder The updating firmware program starts auto matically Figure 1 6 1 2 When message is displayed...

Page 96: ...2G4 1 6 2 This page is intentionally left blank...

Page 97: ...essing 1 Paper feed section The figure below shows the components in the paper feeding conveying section and the paths through which the paper travels The sensors clutches motor etc are described in t...

Page 98: ...2 1 YC403 1 YC403 2 YC402 2 YC401 3 YC401 2 YC401 1 Registration clutch Feed clutch CN1 1 CN1 2 CN1 3 CN1 4 CN1 5 Main motor 24V3 GND MMOTRDY MOTCLK REMOTE YC3 13 YC3 8 YC3 7 YC3 6 YC5 1 YC5 2 YC5 3 Y...

Page 99: ...ewdriver etc resulting in a print quality problem Also finger prints can cause deterioration of the OPC layer therefore the drum in the drum unit must be handled with care Substances like water alcoho...

Page 100: ...taminated by oxi dization after a long run Cleaning the charging wire prevents print quality problems such as black streaks Figure 2 1 4Main charger unit Figure 2 1 5Drum unit and main charger unit bl...

Page 101: ...h beam is dispersed as the polygon motor revolves 27959 rpm to reflect the laser beam over the drum Various lenses and mirror are housed in the laser scanner unit adjust the diameter of the laser beam...

Page 102: ...equalizes focusing distortion on the far ends of the drum 5 Sensor mirror Bends the very first shot of a laser scan towards the pin photo diode sen sor 6 Pin photo diode sensor When shone by the sens...

Page 103: ...pplied with the AC weighted positive DC power source Toner on the developing roller is given a positive charge The positively charged toner is then attracted to the areas of the drum which was exposed...

Page 104: ...2G4 2 1 8 Figure 2 1 9Developing section block diagram TB1 Developing roller Developing bias output 350 5 V DC AC Engine high voltage PWB...

Page 105: ...ransfer roller is negatively biased so that the positively charged toner is attracted onto the paper while it is pinched by the drum and the transfer roller Figure 2 1 10Transfer section Figure 2 1 11...

Page 106: ...n must be cleaned to the electrically neutral state This is necessary to erase any residual positive charge ready to accept the uniform charge for the next print process The residual charge is cancele...

Page 107: ...as four claws separators which are continuously in contact with its surface These claws separators prevent the paper on which toner has been fused from being wound around the heat roller causing paper...

Page 108: ...5Fuser section block diagram N L THERM 5V HEATN SLEEP ZCROSS CN1 1 CN1 3 YC2 6 YC2 7 YC2 9 YC1 6 YC1 7 YC1 9 YC7 1 YC7 2 Fuser unit Fuser thermistor Fuser heater lamp Thermal cutout Power source PWB E...

Page 109: ...fuser unit turns on the exit sensor which is driven by the fuser actuator in the fuser unit and is led by the guide comprised of the rear cover and the frame finally reaching the FD roller The paper...

Page 110: ...2G4 2 1 14 Figure 2 1 17Paper exit section block diagram YC2 8 YC1 8 EXITN Fuser unit Engine high voltage PWB Exit sensor Power source PWB...

Page 111: ...7 CCD cover 8 Exposure lamp 9 Mirror 10 Mirror 11 Mirror 12 Lens 13 CCD PWB Main PWB HMSEN Scanner_open GND VOB_ODD VOG_EVEN1 VOR_EVEN2 MS1 MS2 SETP DIR SLEEP RESET PHY1_A1 PHY1_A2 PHY2_A1 PHY2_A2 SH...

Page 112: ...main scan direction converts it to electric signals and outputs them to the main PWB Then the optical module unit is moved in the sub scan direction along the sliding rod and the CCD image sen sor sc...

Page 113: ...Original conveying roller 4 Original conveying pulley 5 DP upper housing 6 DP cover 7 DP bottom housing 8 DP frame 9 DP contact plate 10 Original exit roller 11 Original exit pulley 12 Original table...

Page 114: ...2G4 2 1 18 This page is intentionally left blank...

Page 115: ...r unit and paper exit section 9 Toner empty sensor Measures toner in the toner container 10 Waste toner full sensor Detects the waste toner reservoir drum unit being full 11 Interlock switch Monitors...

Page 116: ...riginals 5 Inverter PWB Controls the exposure lamp 6 Scanner unit open close switch Detects when the scanner unit is opened or closed 7 Document feed sensor Detects the presence of an original 8 Docum...

Page 117: ...the engine high voltage PWB The zero cross signal detection circuit detects the 0 V point zero cross of the AC wave form and outputs to the engine high voltage circuit and the engine high voltage PWB...

Page 118: ...e PWB 2 5V O 5 V DC 5 V DC power output 3 GND Ground 4 GND Ground 5 24V I 24 V DC 24 V DC power input via interlock switch 6 HEATN I 0 24 V DC Heater lamp On Off 7 SLEEP I 0 5 V DC Sleep mode On Off 8...

Page 119: ...ed clutch Toner empty sensor Waste toner full sensor Eraser lamp PWB Main PWB Laser scanner unit Buzzer Connect PWB EECLK RESETN TONER ERASERON MMOTON MOTCLK ZCROSS SLEEPN HEATN HEAT THERM EXITPAP ILO...

Page 120: ...2G4 2 3 4 Figure 2 3 4Engine high voltage PWB silk screen diagram YC5 YC2 YC3 YC4 1 5 1 YC10 1 1 3 YC11 1 11 YC6 1 3 YC8 2 1 YC7 2 1 YC9 2 1 1 12 YC1 1 13 13 7...

Page 121: ...ey SW1 and CANCEL key SW2 input 5V DC SW1 Off SW2 Off 3 160 to 3 394 V DC SW1 Off SW2 On 2 544 to 2 798 V DC SW1 On SW2 Off 1 947 to 2 193 V DC SW1 On SW2 On 13 GND Ground YC4 1 RESETN O 0 5 V DC Rese...

Page 122: ...On Off YC9 1 24V1 O 24 V DC 24 V DC power output Connected to the cool ing fan motor 2 FAN O 0 12 24 V DC Cooling fan motor Full speed Half speed Off YC10 1 5V O 5 V DC 5 V DC power output Connected...

Page 123: ...1 J3 J10 Video I F Serial communication I F PC System bus Original feed motor Operation panel PWB Power source PWB Power tramsform CCD PWB Motor driver PWB 5 VA 12 V 24 V Over driver 24 V Normal 16 V...

Page 124: ...2G4 2 3 8 Figure 2 3 6Main PWB silk screen diagram 1 19 J10 2 20 J11 1 J8 J3 J12 J1 1 J2 J4 22 21 2 1 17 8 30 1 2 7 1 1 1 20 12 J5 J6 J9 J7 1...

Page 125: ...17 18 19 20 15 16 9 10 11 12 13 14 GND RESET SPKR VCC33 FAX_CS2 FAXINT GND PHONE_LINE GND SYSADR0 FAX_RING_DET GND SYS_WR SYSADR2 SYS_RD SYSADR1 SYSADR4 GND SYSADR3 SYSDATA7 SYSDATA0 GND GND VDD5 SYSD...

Page 126: ...s gauge First occurrence of defect 24 mm 15 16 Upper registration roller 38 mm 1 1 2 Lower registration roller 63 mm 2 1 2 Heat roller or press roller 47 2 mm 1 7 8 Developing roller 94 mm 3 11 16 Dru...

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