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Minolta Di181, Руководство по обслуживанию

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FrameMaker Ver.5.5E(PC) Di181 GENERAL, MECHANICAL/ELECTRICAL
99.07.16

M-51

When the 1st drawer is slid into the copier, it actuates the switch, informing the copier that
the drawer has been slid into position.

When the 2nd drawer is slid into the copier, the light blocking plate blocks the Set Sensor.
The copier then knows that the drawer has been slid into position.

18-1. Drawer In Position Detection

CONTROL SIGNAL

ON

OFF

WIRING DIAGRAM

S65

PWB-A PJ15A-11

L

H

11-D

CONTROL SIGNAL

Blocked

Unblocked WIRING DIAGRAM

PC69

PWB-A PJ2A-2

L

H

11-E

1st Drawer Set Switch S65

1177M067AA

2nd Drawer Set Sensor PC69

1139M061AA

Содержание Di181

Страница 1: ...FrameMaker Ver 5 5E PC COVER GENERAL FOR Di181 99 07 14 Di181 SERVICE MANUAL GENERAL ...

Страница 2: ...FrameMaker Ver 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 GENERAL 14413 ...

Страница 3: ... DRUM CHARGING SECTION 25 14 IR SECTION 26 14 1 Exposure Components Section 27 14 2 Exposure Lamp Control 28 14 3 Image Processing Process 29 14 4 Scanner and Mirrors Carriage Movement Mechanism 31 1 Scanner Movement Mechanism 31 2 2nd 3rd Mirrors Carriage Movement Mechanism 31 14 5 Scanner Motor Drive Control 32 15 Original Size Detecting Section 33 15 1 Original Size Detecting Operation 33 15 2 ...

Страница 4: ...er Separating Mechanism 62 19 4 Manual Feed Paper Empty Detection Mechanism 63 19 5 Manual Feed Take Up Control 63 20 TRANSPORT SYNCHRONIZING ROLLERS 64 20 1 Paper Dust Remover 64 20 2 Transport Roller Drive Mechanism 65 20 3 Synchronizing Roller Drive Mechanism 65 20 4 Transport Drive Control 66 21 IMAGE TRANSFER AND PAPER SEPARATION 67 21 1 PC Drum Paper Separator Fingers Section 68 1 Finger Bac...

Страница 5: ... and Scanning Polygon Mirror are incorporated in the print head unit The print head unit is NOT A FIELD SERVICE ITEM Therefore the print head unit should not be opened under any circumstances For United States CDRH regulation This copier is certified as a Class 1 Laser product under the Radiation Performance Standard according to the Food Drug and Cosmetic Act of 1990 Compliance is mandatory for L...

Страница 6: ... a semiconductor laser The maximum power of the laser diode is 5mW and the wavelength is 770 795nm ADVARSEL Usynlig laserstråling ved åbning når sikkerhedsafbrydere er ude af funktion Undgå udsættelse for stråling Klasse 1 laser produkt der opfylder IEC60825 sikkerheds kravene LUOKAN 1 LASERLAITE VAROITUS Laitteen käyttäminen muulla kuin tässä käyttöohjeessa mainitulla tavalla saattaa altistaa käy...

Страница 7: ... på annen måte enn spesifisert i denne bruksanvisning kan brukeren utsettes för unsynlig laserstrålning som overskrider grensen for laser klass 1 Dette en halveder laser Maksimal effekt till laserdiode er 5mW og bγlgelengde er 770 795nm Model Serial No CLASS 1 LASER PRODUCT LASER KLASSE 1 PRODUKT MINOLTA CO LTD 2 Higashiakatsuchi Yawata cho Toyokawa shi Aichi ken 442 8585 Japan MANUFACTURED THIS P...

Страница 8: ...ll be attached inside the copy machine as shown below Please read the following for your own protection Opening the cover indicated by the Caution label may expose you to harmful laser radiation which could cause damage or loss of eyesight Do not open the cover when the power is on Caution 1177M052AA 1167P001AA 1177M062AA 1167P001AA ...

Страница 9: ...fare ved fejlagtig håndtering Udskiftning må kun ske med batteri af samme fabrikat og type Levér det brugte batteri tilbage til leverandøren Norway only ADVARSEL Eksplosjonsfare ved feilaktig skifte av batteri Benytt samme batteritype eller en tilsvarende type anbefalt av apparatfabrikanten Brukte batterier kasseres i henhold til fabrikantens instruksjoner Sweden only VARNING Explosionsfara vid fe...

Страница 10: ...th the same or equivalent type recommended by the manufacturer Dispose of used IC Package according to the manufacturer s instructions Germany only VORSICHT Þ Austausch nur durch denselben oder einen vom Hersteller empfohlenen gleichwertigen typ Entsorgung gebrauchter Batterien nach Angaben des Herstellers ...

Страница 11: ...ING SYSTEM IMAGE TRANSFER SYSTEM PAPER SEPARATING SYSTEM FUSING SYSTEM PAPER DISCHARGING SYSTEM MAXIMUM ORIGINAL SIZE Desktop with Stationary Platen Organic Photoconductor Electrostatic Dry Powdered Image Transfer to Plain Paper 600dpi 3 Way system 1st Drawer Holds up to 250 sheets of paper 2nd Drawer Holds up to 250 sheets of paper Multi Bypass Table 50 sheets of paper Mirror Scanning Slit Exposu...

Страница 12: ...Fluorescent Lamp 185 C Voltage Exposure Lamp Rating Fusing Heater Lamp Rating Max Power Consumption 115 V 24 V 18 W 115 120 V 900 W 1180 W 120 V 1220 W 127 V 1290 W 220 V 220 240 V 900 W 1195 W 240 V 1270 W POWER REQUIREMENTS 115 V 120 V 127 V 220 240 V 50 60 Hz L Lengthwise C Crosswise Area Zoom Ratio Size 1 000 Metric A3L 13 A4L 17 A4C 18 B4L 13 Area Zoom Ratio Size 1 000 Inch 11 17 L 13 8 1 2 1...

Страница 13: ...Temperature 10 to 30 C with a fluctuation of 10 C or less per hour Humidity 15 to 85 RH with a fluctuation of 10 RH or less hour Ambient Illumination 3 000 lux or less Levelness 1 1 75 mm 100 mm DIMENSIONS Copier Only WEIGHT Width 650 mm 25 1 2 Depth 705 mm 27 3 4 Height 530 mm 20 3 4 69 kg 152 lbs ...

Страница 14: ... exceeded Use a power source with little voltage fluctuation Never connect by means of a multiple socket any other appliances or machines to the outlet being used for the copier Ensure that the copier does not ride on the power cord or communication cable of other electrical equipment and that it does not become wedged into or underneath the mecha nism Make the following checks at frequent interva...

Страница 15: ...on the copier Be sure to turn OFF the power switch at the end of the workday or upon power failure Use care not to drop paper clips staples or other small pieces of metal into the copier The operating environmental requirements of the copier are as follows Temperature 10 to 30 C Humidity 15 to 85 RH Rate of temperature change 10 C h Rate of humidity change 10 RH h The power source voltage requirem...

Страница 16: ...touch the PC Drum with bare hands The same sized paper is of two kinds short grain and long grain Short grain paper should only be fed through the copier crosswise long grain paper should only be fed lengthwise If your hands become soiled with toner wash them with soap and water Do not throw away any used consumables PC Drum starter toner etc They are to be collected Do not burn bury in the ground...

Страница 17: ...working around the printerhead or PC Drum be sure first to unplug the power cord of the copier from the outlet If the job requires that the power cord be left plugged in observe the following precau tions 1 Take off your watch ring and any other reflective object and wear laser protective gog gles 2 Keep users away from the job site 3 Do not bring a highly reflective tool into the laser beam path ...

Страница 18: ...GENERAL MECHANICAL ELECTRICAL 99 07 16 G 14 7 SYSTEM OPTIONS 1 Automatic Document Feeder AF 5 2 Plug in Counter 3 Paper Feed Cabinet PF 207 4 Paper Feed Cabinet PF 114 1 4 2 3 1177M066AA 1151O007AA 1174G004AA 1174G003AA 1145M035AA ...

Страница 19: ...FrameMaker Ver 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 MECHANICAL ELECTRICAL 14413 ...

Страница 20: ... M 18 8 4 Original Size Detection Timing M 19 9 PH SECTION M 20 9 1 PH Image Processing Process M 21 9 2 Laser Exposure Process M 23 10 DEVELOPING UNIT SECTION M 24 10 1 Developing Unit Drive Mechanism M 25 10 2 Sleeve Magnet Roller M 25 10 3 Doctor Blade M 26 10 4 Developing Bias M 26 10 5 ATDC Sensor M 27 1 ATDC Sensor Automatic Adjustment M 28 10 6 Toner Replenishing Mechanism M 29 10 7 Toner R...

Страница 21: ...t Drive Control M 49 14 IMAGE TRANSFER AND PAPER SEPARATION M 50 14 1 PC Drum Paper Separator Fingers Section M 51 1 Finger Back and Forth Detection Mechanism M 51 15 PC DRUM CLEANING SECTION M 52 15 1 Cleaning Blade Moving Mechanism M 52 16 MAIN ERASE SECTION M 53 17 TRANSPORT SECTION M 54 18 FUSING UNIT SECTION M 55 18 1 Fusing Unit Drive Mechanism M 56 18 2 Fusing Rollers Pressure Mechanism M 5...

Страница 22: ...FrameMaker Ver 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 M 18 8 CROSS SECTIONAL VIEW 1 Fusing Unit 2 IR Section 3 PH Section 4 Imaging Unit 5 2nd Drawer 6 1st Drawer 1 5 6 2 3 4 1177M001AB ...

Страница 23: ...Memory The digital image signal is compressed and stored in memory It is then output to the PH image processing section 6 PH Image Processing After going through corrections the digital image signal is converted to a corresponding electrical signal D A conversion that controls the intensity of the light from the laser diode 7 Laser Exposure The laser beam strikes the surface of the PC Drum forming...

Страница 24: ...the back side of the paper to neutralize the paper while the PC Drum Paper Separator Fingers mechanically remove the paper from the surface of the PC Drum 13 Cleaning Residual toner on the surface of the PC Drum is scraped off 14 Main Erase Light is directed to the surface of the PC Drum to neutralize any surface potential remain ing there after cleaning 15 Transport The paper is fed to the Fusing...

Страница 25: ... Motor M1 3 Scanner Motor 4 Toner Replenishing Motor 5 Developing Section Drive 6 Synchronizing Roller Drive 7 Paper Transport Drive 8 Manual Feed Paper Take Up Drive 9 Paper Take Up Drive 10 Suction Belt Drive 11 Exit Section Drive 12 Fusing Unit Section 13 Lower Drive Motor M2 11 12 10 13 6 7 8 9 5 1 2 3 4 1177M002AB ...

Страница 26: ...per Take Up Sensor PC55 Transport Roller Clutch CL2 Transport Roller Sensor PC51 Paper Leading Edge Detecting Sensor PC54 Exposure Lamp LA1 Scanner Motor M5 Synchronizing Roller Clutch CL1 Paper Exit Sensor PC53 Upper Drive Motor M1 Main Erase Lamp LA2 PC Drum Charge Corona Output HV Image Transfer Corona Output HV Paper Separator Corona Output HV Developing Bias DC Developing Bias AC Full speed r...

Страница 27: ...minum alloy base on which an electrostatic latent image is formed The PC Drum is turned by drive from a motor 12 PC DRUM SECTION 12 1 PC Drum Drive Mechanism CONTROL SIGNAL ON OFF WIRING DIAGRAM M1 PWB A PJ11A 9 L H 2 B PC Drum Charge Holding Layer Carrier Generation Layer Aluminum Base 1139M006AA 1139M007AA PC Drum Upper Drive Motor M1 1177M010AA ...

Страница 28: ...Ver 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 M 24 The potential on the surface of the PC Drum exposed to the light is grounded to the frame 12 2 Grounding of the PC Drum PC Drum Ground Plate 1177M010AA ...

Страница 29: ... deposit a charge evenly across the surface of the PC Drum The corona unit has a comb electrode that discharges only toward the grid mesh thus minimizing the amount of ozone produced 13 PC DRUM CHARGING SECTION CONTROL SIGNAL ON OFF WIRING DIAGRAM HV PC Drum Charger PWB A PJ8A 3 L H 2 H Comb Electrode Grid Mesh 1177M008AA ...

Страница 30: ...inal and converts the light reflected off the original to a corresponding electrical signal 14 IR SECTION 1 Scanner 2 Exposure Lamp LA1 3 Size Reset Switch S108 4 2nd 3rd Mirror Carriage 5 Scanner Home Sensor PC81 6 Scanner Drive Cable 7 Optical Section Cooling Fan Motor M3 8 Scanner Motor M5 9 CCD Assy 2 3 4 5 7 8 1 9 6 1177M018AA ...

Страница 31: ...Lamp onto the surface of the original 2 Exposure Lamp Illuminates the surface of the original 3 Inverter Converts a DC voltage to AC voltage and turns ON the Exposure Lamp 4 1st Mirror Directs the light reflected off the surface of the original over to the 2nd 3rd Mirror 14 1 Exposure Components Section 1 3 2 4 1177M016AE ...

Страница 32: ...urned OFF 7 The Scanner moves to and stops at the home position When the Start Key is pressed 1 CCD is turned ON and the Exposure Lamp is turned ON 2 The Scanner moves to and stops at the shading position 3 The gain adjustment and shading correction are made 4 The Scanner moves to the home position and starts scanning the original 14 2 Exposure Lamp Control Clamp adjustment Sets the minimum value ...

Страница 33: ...Processing PWB A 3 ODD EVEN Synthesis PWB A 4 Shading Correction PWB A 6 Reflection Density Conversion PWB A 7 ηCorrection PWB A 8 Magnification Processing PWB A 9 MTF Correction PWB A 10 IR Density Correction PWB A 11 Octal to Binary Conversion PWB A 12 Unwanted Image Masking PWB A 13 S P Conversion PWB A PH Section 5 Histogram Processing PWB IA ...

Страница 34: ... that has a linear relationship to the den sity of the original 7 ηCorrection Adjusts data so that the copied image s gradation characteristics will be proportional to the gradation characteristics of the original 8 Magnification Processing Processes the image data as necessary according to the zoom setting Enlarge Reduce made on the control panel 9 MTF Correction Reduces the image noise contained...

Страница 35: ... detected at its home position by the Scanner Home Sensor The 2nd 3rd Mirrors Carriage moves at a speed half that of the Scanner thereby keeping constant the optical path length between the original and CCD Sensor 14 4 Scanner and Mirrors Carriage Movement Mechanism 1 Scanner Movement Mechanism 2 2nd 3rd Mirrors Carriage Movement Mechanism Scanner Scanner Motor M5 2nd 3rd Mirrors Carriage Scanner ...

Страница 36: ...f the motor drive pulse that is timed with the reference clock The distance over which the Scanner travels is controlled by the number of motor drive pulses that correspond to each paper size and zoom ratio 14 5 Scanner Motor Drive Control CONTROL SIGNAL ON OFF WIRING DIAGRAM M5 PWB F PJ3F 1 4 Pulse Output 15 B Period High Speed Low Speed 1177M059CB ...

Страница 37: ...a given level of intensity If the intensity of the reflected light exceeds the given level the size detecting board deter mines that there is an original 15 Original Size Detecting Section 1 Size Reset Switch S108 2 Original Size Detecting Sensor CD2 PC116 3 Original Size Detecting Sensor CD1 PC114 4 Original Size Detecting Sensor FD2 PC113 5 Original Size Detecting Sensor FD3 PC115 6 Original Cov...

Страница 38: ...s Locations Standard Optional Sensors Areas CD1 PC114 CD2 PC116 FD2 PC113 FD3 PC115 Metric Areas Inch Areas Mixed inch metric Areas B A A B C 11 8 1 2 8 1 2 11 8 1 2 14 11 17 5 1 2 8 1 2 8 1 2 14 11 17 A5L A4L B4L A3L A4C A4C A5L A4L B4L A3L D E Original Size Detecting Sensor FD2 PC113 Original Size Detecting Sensor FD3 PC115 Original Size Detecting Sensor CD2 PC116 Original Size Detecting Sensor ...

Страница 39: ... combi nation of Size Detecting Sensors that are detecting an original Metric Area Inch Area Original Present Original Not Present 15 3 Original Size Detection Size Determined FD2 FD3 CD1 CD2 LED1 LED2 LED1 LED2 LED1 LED2 LED1 A3L B4L A4L A4C A5L Size Determined FD2 FD3 CD1 CD2 LED1 LED2 LED1 LED2 LED1 LED2 LED1 11 17 8 1 2 14 8 1 2 11 11 8 1 2 5 1 2 8 1 2 ...

Страница 40: ...ng Sensor is blocked and the Size Reset Switch is actuated Or when the Start key is pressed with the Original Cover Detecting Sensor in the deactivated state Resets size readings When the Original Cover is raised and the Size Reset Switch is deactuated 15 4 Original Size Detection Timing CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC111 PWB A PJ13A 12B L H 11 A CONTROL SIGNAL ON OFF WIRING DIA...

Страница 41: ...he memory section is corrected and based on the corrected data a laser beam is projected onto the surface of the PC Drum to form a corresponding latent image 16 PH SECTION 1 Polygon Motor 2 Cylindrical Lens 3 LD Board PWB B 4 Return Mirror 5 SOS Sensor Board PWB C 6 Lenses 1 2 3 4 5 6 1177M009AA ...

Страница 42: ...Maker Ver 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 M 38 16 1 PH Image Processing Process 1 Memory PWB A 2 Line Memory PWB A 3 Periphery Erasing PWB A 4 D A Conversion PWB A 5 Laser Emission PWB A ...

Страница 43: ...R to PH 2 Line Memory Corrects the difference in data transfer frequency 3 Periphery Erasing Erases data in the invalid image areas to prevent the laser beam from striking those unnecessary areas 4 D A Conversion Converts digital laser intensity data to a corresponding analog voltage 5 Laser Emission Controls the laser intensity according to the laser intensity voltage data ...

Страница 44: ...ensor Board and generates an SOS signal The SOS signal sets a uniform laser ON timing for each main scanning line The Master Board generates signals that indicate the laser emission area in the main and sub scanning directions The laser light strikes the surface of the PC Drum to form an electrostatic latent image SOS Sensor Board PWB C Laser Diode LD1 PC Drum 1177M005AA ...

Страница 45: ...ically charges toner so that it is attracted to the electrostatic latent image formed on the surface of the PC Drum changing the image to a visible developed one 17 DEVELOPING UNIT SECTION 1 PC Drum 2 Doctor Blade 3 Developer Mixing Screw 4 ATDC Sensor UN3 5 Bucket Roller 6 Sleeve Magnet Roller 1 2 3 4 5 6 1139M015AA ...

Страница 46: ...eys developer to the point of development The magnetic force of the magnet roller at the point of development is the strongest so that the developer brush stands straight up to deliver the greatest amount of toner to the point of development 17 1 Developing Unit Drive Mechanism 17 2 Sleeve Magnet Roller Bucket Roller Developer Mixing Screw Upper Drive Motor M1 Sleeve Magnet Roller 1177M013AA Sleev...

Страница 47: ... attracted onto the surface of the PC Drum depends on how much lower the PC Drum surface potential Vi is than Vb potential difference When the potential difference is large a greater amount of toner is attracted When the potential difference is small a smaller amount of toner is attracted 17 3 Doctor Blade 17 4 Developing Bias CONTROL SIGNAL ON OFF WIRING DIAGRAM Developing Bias AC PWB A PJ8A 5 L ...

Страница 48: ... 07 16 M 44 The ATDC Sensor detects the toner to carrier ratio T C of the developer in the Developer Mixing Chamber 17 5 ATDC Sensor CONTROL SIGNAL T C Reference Voltage WIRING DIAGRAM UN3 PWB A PJ10A 6 5 2 5V 1 D Developer Mixing Screw ATDC Sensor UN3 1177M023AB ...

Страница 49: ...n c l e a r e d b e c a u s e o f t h e R A M b o a r d b e i n g r e v a l u e s e t i n t h e T e c h R e p m o d e t o t h e o r i g i n a l o n e b e f o r e t h e b o a r d w a s 1 ATDC Sensor Automatic Adjustment With the copier set in the ATDC Sensor Automatic Adjustment mode press the Start key The developer is mixed The ATDC Sensor converts the reference T C 5 to a corresponding voltage v...

Страница 50: ...hamber provide at the toner supply port regulates the amount of toner to be supplied 3 Toner supplied through the toner supply port is conveyed onto the Sleeve Magnet Roller 17 6 Toner Replenishing Mechanism Toner Supply Port Metering Chamber Toner Bottle Opening Starter Supply Port 1139M025AA Toner Recycling Coil PC Drum Toner Supply Port Bucket Roller Developer Mixing Screw Sleeve Magnet Roller ...

Страница 51: ... total 16 are lower than the preset T C a toner replenishing signal is generated 3 One Toner Replenishing signal turns the Toner Replenishing Motor for about 5 seconds The readings taken while the Toner Replenishing Motor is turning are ignored That is in a multi copy cycle the ATDC Sensor may take readings as the next copy cycle is started while the motor is turning but those readings are ignored...

Страница 52: ...or When the Toner Bottle is at the home position stationary its toner supply port should face up 17 8 Toner Supply Hole Covering Uncovering Mechanism 17 9 Toner Bottle Home Position Detection Mechanism CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC112 PWB A PJ13A 9B L H 2 C Imaging Unit Out of Copier Imaging Unit Shutter 1139M026AA Imaging Unit in Position in Copier 1139M027AA Shutter Toner Re...

Страница 53: ...aining uncon sumed in the bottle The ATDC Sensor detects a toner empty condition The ATDC Sensor takes T C readings and when the number of readings that are lower than the reference T C exceeds a predetermined level the copier determines that toner is empty 17 10 Toner Bottle Vibration Mechanism 17 11 Toner Empty Detection Reference T C No of Readings Copies 5 0 37 Toner Bottle Holder Toner Bottle...

Страница 54: ...st Drawer Set Switch S65 4 1st Drawer Paper Take Up Roll 5 1st Drawer Paper Empty Sensor PC101 6 1st Drawer Paper Take Up Sensor PC55 7 Vertical Transport Rollers 1 8 Vertical Transport Rollers 2 9 2nd Drawer Paper Take Up Sensor PC56 10 2nd Drawer Paper Empty Sensor PC102 11 2nd Drawer Paper Take Up Roll 12 2nd Drawer Set Sensor PC69 1 2 3 5 6 7 8 9 4 10 11 12 1177M022AB ...

Страница 55: ... When the 2nd drawer is slid into the copier the light blocking plate blocks the Set Sensor The copier then knows that the drawer has been slid into position 18 1 Drawer In Position Detection CONTROL SIGNAL ON OFF WIRING DIAGRAM S65 PWB A PJ15A 11 L H 11 D CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC69 PWB A PJ2A 2 L H 11 E 1st Drawer Set Switch S65 1177M067AA 2nd Drawer Set Sensor PC69 1139...

Страница 56: ... condition in the drawer 18 2 Paper Empty Detection Mechanism CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC101 PWB A PJ4A 6 L H 11 E PC102 PWB A PJ3A 4 L H 11 F Paper Present Paper not Present PC101 102 Blocked PC101 102 Unblocked PC101 1st Drawer Paper Empty Sensor PC102 2nd Drawer Paper Empty Sensor 1154M036AA ...

Страница 57: ...Inch Area Paper Size Detecting Switch Inch Metric Switch S66 FD CD Metric Inch Metric Inch S61 S62 S63 S65 A3L A3L ON ON ON OFF B4L ON ON OFF OFF FLS FLS ON OFF OFF OFF A4L A4L OFF OFF OFF OFF B5L OFF OFF ON OFF A5L A5L OFF ON ON OFF A4C A4C OFF ON ON ON B5C OFF ON OFF OFF 11 17 11 17 ON ON ON ON 11 14 ON ON OFF ON 8 1 2 14 8 1 2 14 ON ON OFF OFF 8 1 2 11 8 1 2 11 OFF OFF OFF OFF 11 8 1 2 OFF ON O...

Страница 58: ...L MECHANICAL ELECTRICAL 99 07 16 M 54 CONTROL SIGNAL ON OFF WIRING DIAGRAM S61 PWB A PJ15A 1 L H 11 C S62 PWB A PJ15A 3 L H 11 C S63 PWB A PJ15A 6 L H 11 D S64 PWB A PJ15A 9 L H 11 D S65 PWB A PJ15A 11 L H 11 D S66 PWB A PJ2A 4 L H 11 E ...

Страница 59: ...Take Up Roll The turning force of the Paper Take Up Roll overcomes the block of the Separator Fingers causing the top sheet of paper to ride over the fingers and be fed out of the drawer into the copier 18 4 Paper Take Up Mechanism 1 Paper Separating Mechanism from Lower Drive Motor M2 1st Drawer Paper Take Up Solenoid SL2 2nd Drawer Paper Take Up Solenoid SL3 Paper Take Up Roll 1177M024AA Paper T...

Страница 60: ...all times other than take up 18 5 Paper Take Up Roll 18 6 Paper Take Up Control CONTROL SIGNAL ON OFF WIRING DIAGRAM M2 PWB A PJ16A 5 L H 18 B SL2 PWB A PJ4A 9 L H 11 F SL3 PWB A PJ3A 2 L H 11 F CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC55 PWB A PJ4A 2 L H 11 E PC56 PWB A PJ3A 7 L H 11 G Paper Take Up Roll Paper 1177M032AA Lower Drive Motor OFF ON 1st 2nd Drawer Paper Take Up Solenoid OFF ...

Страница 61: ...rily halted if the paper fails to reach the Paper Take Up Detecting Sensor within a given period of time after the sequence has been started The paper take up sequence is then per formed again These paper take up sequences are repeated a given number of times 1 Paper Take Up Retry Control No of Paper Take Up Retry Sequences Paper Take Up Retry up to three ...

Страница 62: ...181 GENERAL MECHANICAL ELECTRICAL 99 07 16 M 58 A motor drives the Vertical Transport Rollers 18 7 Vertical Transport Drive Mechanism from Lower Drive Motor M2 Vertical Transport Roller 2 Vertical Transport Roller 1 1177M031AA ...

Страница 63: ... 99 07 16 M 59 19 MANUAL FEED SECTION 1 Manual Feed Empty Sensor PC31 2 Manual Bypass Separator Roll 3 Manual Bypass Feed Roll 4 Manual Bypass Take Up Roll 5 Manual Feed Paper Take Up Solenoid SL51 6 Manual Feed Paper Take Up Clutch CL51 3 6 4 2 1 5 1177M019AB ...

Страница 64: ... from the Manual Feed Table is transmitted from a motor via the Manual Feed Paper Take Up Clutch 19 1 Manual Feed Paper Take Up Drive Mechanism from Lower Drive Motor M2 Manual Bypass Separator Roll Manual Bypass Take Up Roll Manual Bypass Feed Roll Manual Feed Paper Take Up Clutch CL51 1177M033AB ...

Страница 65: ...red by energizing and deenergizing the solenoid 19 2 Manual Bypass Take Up Roll Pressure Mechanism Take Up Roll Position Paper Stoppers At take up Down Free At timings other than take up Up Locked In Standby Manual Bypass Take Up Rolls Manual Feed Paper Take Up Solenoid SL51 Paper Stoppers 1139M088AA At Take Up 1139M089AA ...

Страница 66: ...on the top side of the paper is equal to that on the underside The Separator Roll is driven by the Feed Roll which results in the paper being fed on Double feeding Since the friction coefficient between the second sheet of paper and the greater than that between the first and second sheets of paper the Sepa rator Roll remains stationary allowing the Feed Roll to feed only the first sheet of paper ...

Страница 67: ...RAM PC31 PWB A PJ13A 6A L H 11 I 19 5 Manual Feed Take Up Control CONTROL SIGNAL ON OFF WIRING DIAGRAM CL51 PWB A PJ13A 4A L H 11 I SL51 UP PWB A PJ13A 3A L H 11 H SL51 DOWN PWB A PJ13A 2A L H Manual Feed Empty Sensor PC31 Manual Bypass Take Up Roll Actuator 1139M092AA Lower Drive Motor ON Manual Feed Paper Take Up Clutch ON Manual Feed Paper Take Up Solenoid UP Transport Roller Sensor H M2 CL51 P...

Страница 68: ...upper roller attract paper dust from the paper and the dust is then transferred onto the Paper Dust Remover 20 TRANSPORT SYNCHRONIZING ROLLERS 20 1 Paper Dust Remover Upper Synchronizing Roller Lower Transport Roller Lower Synchronizing Roller Upper Transport Roller Transport Roller Sensor PC51 Paper Leading Edge Sensor PC54 1177M034AA Upper Synchronizing Roller Paper Dust Remover Lower Synchroniz...

Страница 69: ...a motor through a clutch The Synchronizing Roller is driven by a motor through a clutch 20 2 Transport Roller Drive Mechanism 20 3 Synchronizing Roller Drive Mechanism Lower Drive Motor M2 Transport Roller Clutch CL2 Synchronizing Roller Clutch CL1 Lower Transport Roller Lower Synchronizing Roller 1177M030AA ...

Страница 70: ...PWB A PJ5A 4A L H 2 F CL2 PWB A PJ5A 2A L H 2 F CONTROL SIGNAL Blocked Unblocked WIRING DIAGRAM PC51 PWB A PJ13A 5B L H 2 I PC54 PWB A PJ13A 2B L H 2 I Lower Drive Motor ON M2 OFF Transport Roller Clutch ON CL2 OFF Transport Roller Sensor H PC51 L Synchronizing Roller Clutch ON CL1 OFF Paper Leading Edge Sensor H PC54 L Start Key ON 1177M058CB ...

Страница 71: ... of the original The AC corona emission applied by the Paper Separator Corona weakens electrostatic attraction between the paper and PC Drum The PC Drum Paper Separator Fingers physically peel paper off the surface of the PC Drum 21 IMAGE TRANSFER AND PAPER SEPARATION CONTROL SIGNAL ON OFF WIRING DIAGRAM Image Transfer Corona PWB A PJ8A 7 L H 1 H Paper Separator Corona PWB A PJ8A 8 L H 1 H Separat...

Страница 72: ... the surface of the PC Drum The PC Drum Paper Separator Fingers are moved back and forth to reduce damage to the PC Drum The PC Drum Paper Separator Fingers are connected to the Cleaning Blade lateral movement mechanism by a lever 21 1 PC Drum Paper Separator Fingers Section 1 Finger Back and Forth Detection Mechanism PC Drum Paper Separator Fingers PC Drum 1174M006AA PC Drum Paper Seoarator Finge...

Страница 73: ...ning to ensure that all residual toner is scraped cleanly off the surface of the PC Drum thereby preventing the PC Drum as well as Cleaning Blade from deteriorating Drive from a motor turns the Lateral Movement Cam which results in the Cleaning Blade being moved back and forth 22 PC DRUM CLEANING SECTION 22 1 Cleaning Blade Moving Mechanism PC Drum Cleaning Blade 1177M035AA Cleaning Blade Lateral ...

Страница 74: ...Lamp neutralizes any surface potential remaining on the sur face of the PC Drum after cleaning 23 MAIN ERASE SECTION CONTROL SIGNAL ON OFF WIRING DIAGRAM LA2 PWB A PJ10A 10 L H 1 E Main Erase Lamp LA2 PC Drum Charge Corona Copier Front Frame Tungsten Filament Lamp Slit Slit PC Drum 1139M044AA 1174M001AA ...

Страница 75: ...tion Fan Motor results in the paper separated from the PC Drum being drawn onto the turning Suction Belts The Suction Belts are driven by a motor 24 TRANSPORT SECTION CONTROL SIGNAL ON OFF WIRING DIAGRAM M4 PWB A PJ5A 8B L H 2 F Lower Drive Motor M2 Suction Fan Motor M4 Suction Belt 1177M027AB ...

Страница 76: ...s permanently the developed image to the paper by applying heat and pressure to the toner and paper 25 FUSING UNIT SECTION 1 Upper Fusing Roller 2 Fusing Heater Lamp H1 3 Fusing Thermoswitch TS1 4 Thermistor TH1 5 Lower Fusing Roller 6 Cleaning Roller 7 Pressure Spring 5 1 2 3 4 6 7 1174M002AA ...

Страница 77: ...tact between the Upper and Lower Fusing Rollers a pressure spring is used to press the Lower Fusing Roller up against the Upper Fusing Roller 25 1 Fusing Unit Drive Mechanism 25 2 Fusing Rollers Pressure Mechanism Upper Fusing Roller Lower Fusing Roller Cleaning Roller Lower Drive Motor M2 1177M004AA Upper Copier Frame Upper Fusing Roller Pressure Spring Lower Fusing Roller 1139M076AA ...

Страница 78: ...NERAL MECHANICAL ELECTRICAL 99 07 16 M 74 The Cleaning Roller is pressed against the Lower Fusing Roller for cleaning the roller 25 3 Fusing Roller Cleaning Mechanism Upper Fusing Roller Cleaning Roller Lower Fusing Roller 1174M003AA ...

Страница 79: ... ON during a copy cycle Turns ON in the standby state following warming up Thermistor TH1 Detects the surface temperature of the Upper Fusing Roller Detecting an abnormally low temperature 130 C C0510 185 C Fusing Thermoswitch TS1 Detecting an abnormally high temperature 230 C C0520 Shuts down power supply to H1 Fusing Roller surface temperature Fusing temperature control Less than 90 C Temperatur...

Страница 80: ...r 5 5E PC Di181 GENERAL MECHANICAL ELECTRICAL 99 07 16 M 76 CONTROL SIGNAL ON OFF WIRING DIAGRAM H1 PWB A PJ7A 1 L H 2 B CONTROL SIGNAL Low Temp High Temp WIRING DIAGRAM TH1 PWB A PJ7A 2 Analog Input 2 A 1177M065CB ...

Страница 81: ... of memory from being lost when the power cord is unplugged or the RAM Board is removed from the copier IMPORTANT I f t h e R A M B o a r d h a s b e e n r e p l a c e d w i t h a n e w o n e m e m o r y m u s t f i r s t b t h e n a l l s e t t i n g s b e m a d e a g a i n I t s h o u l d a l s o b e n o t e d t h a t t h e R A M B o a r e p l a c e d a t t h e s a m e t i m e w h e n t h e M a ...

Страница 82: ... environmental conditions temperature and humidity surround ing the copier 26 2 Dehumidifying Mechanism 1 PC Drum Dehumidifying Power Cord Power Switch Drum Dehumidifying Switch Heater ON conditions IN OFF ON CONTROL SIGNAL ON OFF WIRING DIAGRAM H2 CN10 1 DC24V 1 D 2 Paper Dehumidifying Mechanism Power Cord Power Switch Paper Dehumidifying Switch Heater ON conditions IN OFF ON CONTROL SIGNAL ON OF...

Страница 83: ...pply Unit to the outside to prevent the Power Supply Unit temperature from running high 26 3 Cooling Mechanism 1 Optical Section Cooling Mechanism CONTROL SIGNAL ON OFF WIRING DIAGRAM M3 PWB A PJ10A 2 L H 5 A 2 Power Supply Section Cooling Mechanism CONTROL SIGNAL ON OFF WIRING DIAGRAM M7 PWB A PJ36A 11 L H 14 I Optical Section Cooling Fan Motor M3 1177M014AA Power Supply Unit Cooling Fan Motor M7...

Страница 84: ...ed by the PC Drum Charge Corona and Image Transfer Paper Separator Coronas from the air being drawn out of the copier by a fan motor 26 4 Ozone Filter CONTROL SIGNAL ON OFF WIRING DIAGRAM M9 PWB A PJ20A 1 L H 11 A Cooling Fan Motor M9 PC Drum Charge Corona Image Transfer Paper Separator Coronas Duct 1151M009AA ...

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