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Ricoh Aficio AP-4510 G065 Service Manual Download Page 265

ELECTRICAL COMPONENT LAYOUT

SM 

7

-

3 G065

Bridge Unit

B387

1.3  ELECTRICAL COMPONENT LAYOUT

1. Left 

Guide 

Switch

2.  Right Guide Switch

3.  Tray Exit Sensor

4.  Cooling Fan Motor

5.  Tray Exit Unit Switch

6.  Junction Gate Solenoid

7. Relay 

Sensor

1.4  ELECTRICAL COMPONENT DESCRIPTION

Symbol

Name

Function

Index No.

Motors

M1

Cooling Fan

Cools the transport unit.

4

Sensors

S1

Tray Exit

Checks for misfeeds.

3

S2

Relay

Checks for misfeeds.

7

Switches

SW1

Tray Exit Unit

Detects when the tray exit unit is opened.

5

SW2

Right Guide

Detects when the right guide is opened.

2

SW3

Left Guide

Detects when the left guide is opened.

1

Solenoids

SOL1

Junction Gate

Moves the junction gate to direct the paper
to the upper or left tray.

6

A688V501.WMF

5

1

2

3

4

6

7

CÓPIA NÃO CONTROLADA

CÓPIA NÃO CONTROLADA

Summary of Contents for Aficio AP-4510 G065

Page 1: ...G065 SERVICE MANUAL 001269MIU RICOH GROUP COMPANIES C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 2: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 3: ...G065 SERVICE MANUAL RICOH GROUP COMPANIES C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 4: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 5: ...G065 SERVICE MANUAL 001269MIU C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 6: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 7: ...PORATION All product names domain names or product illustrations including desktop images used in this document are trademarks registered trademarks or the property of their respective companies They...

Page 8: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 9: ...nual should be either service trained or certified by successfully completing a Ricoh Technical Training Program Untrained and uncertified users utilizing information contained in this service manual...

Page 10: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 11: ...GEND PRODUCT CODE COMPANY GESTETNER LANIER RICOH SAVIN G065 P7145 2145 Aficio AP4510 MLP45 DOCUMENTATION HISTORY REV NO DATE COMMENTS 12 2001 Original Printing C PIA N O CONTROLADA C PIA N O CONTROLAD...

Page 12: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 13: ...681 1 10 1 7 1 ACCESSORY CHECK 1 10 1 7 2 INSTALLATION PROCEDURE 1 11 1 8 3000 SHEET FINISHER INSTALLATION A697 1 14 1 8 1 ACCESSORY CHECK 1 14 1 8 2 INSTALLATION PROCEDURE 1 15 1 9 PUNCH UNIT INSTALL...

Page 14: ...Installed 3 9 3 9 LASER UNIT 3 10 3 9 1 CAUTION DECAL LOCATIONS 3 10 3 9 2 LASER UNIT 3 11 3 9 3 POLYGON MIRROR MOTOR 3 12 3 9 4 LASER SYNCHRONIZATION DETECTOR 3 13 3 9 5 LD UNIT 3 13 Laser Beam Pitch...

Page 15: ...7 3 15 1 COVER REPLACEMENT 3 47 3 15 2 BY PASS FEED PICK UP ROLLER 3 48 3 15 3 BY PASS SEPARATION ROLLER REPLACEMENT 3 49 3 15 4 PAPER END SENSOR PICK UP SOLENOID 3 50 3 15 5 PAPER SIZE SENSOR BOARD R...

Page 16: ...5 3 5 3 PRINTER ENGINE SERVICE MODE 5 4 Leaving the SP Mode 5 5 5 3 1 SERVICE PROGRAM MODE TABLES 5 6 1 Feed SP1000 00 5 6 2 Drum SP2000 00 5 10 3 Process SP3000 00 5 20 4 HDD SP4000 00 5 21 5 Mode S...

Page 17: ...6 10 6 4 1 OVERVIEW 6 10 6 4 2 AUTO POWER CONTROL APC 6 11 6 4 3 DUAL BEAM WRITING 6 12 6 4 4 LASER BEAM PITCH CHANGE MECHANISM 6 13 6 4 5 LD SAFETY SWITCHES 6 14 6 5 PHOTOCONDUCTOR UNIT PCU 6 15 6 5...

Page 18: ...N 6 34 6 9 7 PAPER SIZE DETECTION 6 35 6 9 8 PAPER HEIGHT DETECTION 6 36 6 10 BY PASS TRAY 6 37 6 10 1 OVERVIEW 6 37 6 10 2 BY PASS TRAY OPERATION 6 38 6 10 3 BY PASS PAPER SIZE DETECTION 6 39 6 11 DU...

Page 19: ...COMPONENT LAYOUT 7 2 1 3 ELECTRICAL COMPONENT LAYOUT 7 3 1 4 ELECTRICAL COMPONENT DESCRIPTION 7 3 1 5 DRIVE LAYOUT 7 4 2 DETAILED DESCRIPTION 7 5 2 1 JUNCTION GATE MECHANISM 7 5 3 REPLACEMENT AND ADJU...

Page 20: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 21: ...first aid If unsuccessful get medical attention OBSERVANCE OF ELECTRICAL SAFETY STANDARDS 1 The printer and its peripherals must be installed and maintained by a customer service representative who h...

Page 22: ...ustomer engineers are therefore directed to return all chassis and laser subsystems to the factory or service depot when replacement of the optical subsystem is required WARNING Use of controls or adj...

Page 23: ...ther form without the express permission of the copyright holder Conventions in this Manual This manual uses several symbols and some simple abbreviations Symbol What it means Refer to section number...

Page 24: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 25: ...G065 TROUBLESHOOTING G065 SERVICE TABLES G065 DETAILED DESCRIPTIONS G065 BRIDGE UNIT B397 SPECIFICATIONS G065 TAB POSITION 2 TAB POSITION 1 TAB POSITION 3 TAB POSITION 4 TAB POSITION 6 TAB POSITION 5...

Page 26: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 27: ...INSTALLATION C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 28: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 29: ...as directly exposed to cool air from an air conditioner 2 Areas directly exposed to heat from a heater 6 Do not place the machine in an area where it will be exposed to corrosive gases 7 Do not instal...

Page 30: ...for pulling out the paper tray only If an operator stands in front of the printer more space is required G065I000 WMF G065I001 WMF G065I002 WMF G065I003 WMF 625 mm 24 6 720 mm 28 4 600 mm 23 6 1320 m...

Page 31: ...0 V 60 Hz More than 12 A 220 V 240 V 50 Hz 60 Hz More than 8 A 2 Permissible voltage fluctuation 10 3 Do not set anything on the power cord 1 2 MACHINE INSTALLATION Refer to the Operating Instructions...

Page 32: ...CESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Joint Pin 2 2 Stepped Screw M3x18 4 3 Magnet Cover 1 4 NECR 17 27 machines 1...

Page 33: ...installed before installing the LCT 1 Unpack the LCT and remove the tapes 2 Open the right cover A of the paper tray unit 3 Open the lower right cover B and cut the holding band C NOTE When cutting t...

Page 34: ...right front view 7 Hang the LCT C on the joint pins then secure the brackets D x 4 8 Return the LCT to the previous position and connect the LCT cable E 9 Open the LCT cover and load the paper 10 Tur...

Page 35: ...INSTALLATION B397 1 6 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Stepped Screw 2 2 Connector Cover 1 3 Exit Mylar 2...

Page 36: ...apes and shipping retainers 2 Remove the inner tray B 3 On the side of the machine remove the three small covers C If the optional external output tray A825 will be installed instead of a finisher do...

Page 37: ...bridge unit 9 Remove the cover B 10 Install the bridge unit C x 2 11 Connect the bridge unit I F harnesses D x 2 12 Install the connector cover E 13 Turn on the main switch and check the bridge unit...

Page 38: ...RY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Front Stand 1 2 Rear Stand 1 3 Knob Screw 1 4 Screw M4x12 6 5 NECR 17 machine 1 6...

Page 39: ...wing procedure NOTE The bridge unit B397 and paper tray unit G520 must be installed before installing this finisher If the mailbox G909 will be installed first install the mailbox then the bridge unit...

Page 40: ...ar stands tighten A x 2 and secure the stands x 4 5 At the front use handle D to pull out the stapler unit 6 Remove the locking lever E x 1 7 Align the finisher on the stands and lock it in place by p...

Page 41: ...tands until the finisher is perpendicular to the floor 11 Install the shift tray C snap ring x 1 NOTE Make sure that the three pegs D fit into the slots E properly 12 Connect the finisher cable F to t...

Page 42: ...ainst the following list Description Q ty 1 Front joint bracket 1 2 Rear joint bracket 1 3 Entrance guide plate 1 4 Shift tray 1 5 Shift tray guide 1 6 Staple position decal 1 7 Screw M3x6 2 8 Screw M...

Page 43: ...ng procedure NOTE The bridge unit B397 and paper tray unit G520 must be installed before installing this finisher If the mailbox G909 will be installed first install the mailbox then the bridge unit f...

Page 44: ...t A and rear joint bracket B x 2 ea 3 Peel off the backing of the double sided tape that is attached to the lower grounding plate C 4 Attach one lower grounding plate to the center position of the pap...

Page 45: ...0 SHEET FINISHER INSTALLATION A697 SM 1 17 G065 Installation 5 Attach the cushion A at the position B 6 Install the entrance guide plate C x 2 A697I559 WMF B A C C PIA N O CONTROLADA C PIA N O CONTROL...

Page 46: ...e top edges of the finisher and the copier are parallel from front to rear as shown C 2 Secure the locking lever x 1 and close the front door 10 Install the shift tray guide D on the shift tray If the...

Page 47: ...ssories in the box against the following list Description Q ty 1 Spacer 2 mm 1 2 Spacer 1 mm 2 3 Stepped screw Short 1 4 Stepped screw Long 1 5 Punch unit knob 1 6 Spring 1 7 Harness Long 1 8 Harness...

Page 48: ...from the copier before starting the following procedure 1 Unpack the punch unit and remove the shipping retainers A x 4 and B x 1 2 Open the front door and remove the hopper cover C x 2 3 Remove the...

Page 49: ...cessory box Do not lose the other two spacers 1 mm because they are used for adjusting the punch hole position 5 Install the punch unit B and secure it with a long stepped screw C 6 Install the punch...

Page 50: ...E must be positioned to the left of the harness clamp 10 When a three punch hole unit is installed Turn on switch 1 of DIP SW 100 on the finisher control board 11 Slide the hopper F into the finisher...

Page 51: ...ear joint bracket 1 3 Exit guide mylar 1 4 Proof tray attachment 1 5 Upper grounding plate 1 6 Lower grounding plate 2 7 Cushion 1 8 Tapping screw M4x14 4 9 Bin decals 1 10 Installation procedure 1 1...

Page 52: ...ox G912 and finally install the finisher 1 Unpack the finisher and remove the pieces of tape 2 Attach the front joint bracket A and rear joint bracket B to the main machine x 2 ea 3 Peel off the backi...

Page 53: ...stallation 5 Attach the cushion A to the position B 6 Open the front cover C of the mailbox and remove the screw D that secures the locking lever E Then pull the locking lever G909I550 WMF A D B C E C...

Page 54: ...1 and close the front door 9 Connect the mailbox cable B to the main machine 10 Peel off the backing of the double sided tape that is attached to the proof tray attachment C 11 Install the proof tray...

Page 55: ...11 1 ACCESSORY CHECK Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Guide plate bracket 1 2 Cable 1 3 Cover switch 1 4 Grounding bracket 1...

Page 56: ...a finisher will be installed Install the mailbox first then this bridge unit and finally the finisher 1 Unpack the bridge unit and remove the shipping retainers A NOTE Do not remove the protective she...

Page 57: ...the inner plate B x 3 7 Install the guide plate bracket C x 4 M4x4 8 Route the cable D and clamp it as shown 9 Connect the cover switch E to the cable then install the cover switch x 2 M4x8 10 Remove...

Page 58: ...tective sheet C into the gap D between the paper guides then put the bridge unit on the mailbox E NOTE When holding the bridge unit do not touch the timing belt Otherwise the timing belt may come off...

Page 59: ...d clamp the cable as shown 19 Reinstall the rear cover and proof tray unit 20 Install the mailbox on the main machine refer to the Mailbox Installation procedure for more detail If installing the 3000...

Page 60: ...the shielding plate C to the finisher x 2 M3x8 25 Attach the finisher to the mailbox refer to the finisher installation procedure 26 Turn on the main switch of the main machine and check the bridge un...

Page 61: ...PREVENTIVE MAINTANENCE C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 62: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 63: ...interval indicate the number of prints Symbol key C Clean R Replace L Lubricate I Inspect EM 150K 300K 450K NOTE PCDU DRUM OPC AREA Charge Roller R R R Cleaning Roller R R R Quenching Lamp C Dry clot...

Page 64: ...d Roller Gear By pass feed L L L Silicone Grease G 501 DUPLEX UNIT Upper Transport Roller C C C Water or alcohol Lower Transport Roller C C C Water or alcohol TRANSFER BELT UNIT Transfer Belt C R R R...

Page 65: ...C C Dry or damp cloth EM 150K 300K 450K NOTE LCT A683 Paper Feed Roller R R R Check counter with SP7204 If 150 K replace roller After replacing the roller do SP7816 to reset counter Pick up Roller R...

Page 66: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 67: ...REPLACEMENT AND ADJUSTMENT C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 68: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 69: ...e LD drive board to the laser diode casing Doing so would throw the LD unit out of adjustment 2 Do not adjust the variable resistors on the LD unit as they are adjusted in the factory 3 The polygon mi...

Page 70: ...9004 Positioning Pin Laser Unit 1 A2309352 Flash Memory Card 4MB 1 A2309351 Case Flash Memory Card 1 G0219350 Parallel Loopback Connector 1 3 2 2 LUBRICANTS Part Number Description Q ty A2579300 Greas...

Page 71: ...ft pin A right pin B 3 4 DUPLEX UNIT 1 Connector cover A x 1 2 Duplex connectors B x 2 3 Duplex support arm C x 1 4 Duplex unit D NOTE Grip the duplex unit with both hands slowly rotate it towards you...

Page 72: ...ully to avoid damaging the development roller 1 Duplex unit 3 4 2 Transfer belt unit 3 12 1 3 Metal support arm A x 1 4 Band support arm B loop fastener 5 Connector C x 1 6 Upper right cover x 1 bushi...

Page 73: ...machine If you wish to remove only the table or some of the components of this unit 3 15 1 Duplex unit 3 4 2 Left cover A x 1 3 Right cover B x 1 4 Connectors C x 2 5 By pass unit D x 4 NOTE After re...

Page 74: ...6 SM 3 7 REAR COVERS 3 7 1 REAR UPPER COVER 1 Left corner cover A x 2 2 Rear upper cover B x 2 3 7 2 REAR LOWER COVER 1 Rear lower cover A x 4 G065R953 WMF G065R954 WMF A B A C PIA N O CONTROLADA C P...

Page 75: ...FT COVERS SM 3 7 G065 Replacement and Adjustment 3 8 LEFT COVERS 3 8 1 LEFT UPPER COVER 1 Rear left corner cover A x 2 2 Left upper cover B x 4 G065R955 WMF A B C PIA N O CONTROLADA C PIA N O CONTROLA...

Page 76: ...the plastic hook and lift Exert very little pressure to avoid breaking the hooks 2 After removing the screws slide cover B forward to remove it NOTE Before re installing the cover open the duplex uni...

Page 77: ...the paper output tray base hangs up on the vertical support E below reach under and pull the duct up over the support Bridge Unit Installed 1 Bridge unit A x 2 x 2 2 Paper output tray B x 3 3 If the d...

Page 78: ...ing any of the procedures in this section Laser beams can seriously damage your eyes 3 9 1 CAUTION DECAL LOCATIONS Two caution decals are located in the laser section as shown below See the next page...

Page 79: ...and raise the toner bottle holder handle A 2 Front door pins B x 2 3 Inner cover C x 2 x 2 4 Shield glass D 5 Shield plate E x 2 6 Laser unit connectors F x 5 x 1 flat cable NOTE Hold the LD board sec...

Page 80: ...LYGON MIRROR MOTOR 1 Laser unit 3 9 2 2 Laser unit cover A x 4 2 hooks 3 Polygon mirror motor B x 4 x 1 4 After replacing the motor do the image adjustment 3 20 G065R994 WMF G065R201 WMF A B C PIA N O...

Page 81: ...x 1 3 1 5 LD UNIT 1 Laser unit 3 9 2 2 LD unit A x 3 x 1 NOTE To avoid damaging the LD board hold it securely when disconnecting the connectors Hold the laser unit casing 3 After replacing the LD boar...

Page 82: ...t Pattern Printing SP2902 6 On the test pattern write 144 the value of SP2109 01 7 Change the value of SP2109 01 and then print another test pattern repeating steps 2 to 6 Print about 5 patterns with...

Page 83: ...um with a clean sheet of paper to protect it from exposure to light Assembly 1 With the PCU slightly offset set it on top of the development unit then carefully slide it horizontally to ensure that th...

Page 84: ...e front and then remove the drum 5 SP adjustments Charge Roller Bias Adjustment 2001 01 Set to the standard value to ensure carrier is not attracted to the drum ID Sensor Initial Setting 3001 02 Initi...

Page 85: ...Pawl assembly A 3 Pick off pawl B spring x 1 spur x 1 Pick off pawl position adjustment If the pick off pawl has marked the drum with a line adjust the position by Changing the spur position Changing...

Page 86: ...6 SP Adjustment Charge Roller Bias Adjustment 2001 01 Set to the standard value 1 480 V to ensure carrier is not attracted to the drum Image Transfer Current Image Face 2301 01 Image Transfer Current...

Page 87: ...G065 Replacement and Adjustment 3 10 5 DRUM CLEANING BLADE 1 Remove the drum 3 10 2 2 Remove the charge roller 3 10 4 3 Remove the drum cleaning blade A x 2 G065R307 WMF A C PIA N O CONTROLADA C PIA N...

Page 88: ...2 Fusing unit 3 14 1 3 Development unit 3 11 1 4 PCDU rail A x 2 x 1 5 ID sensor bracket B x 1 x 1 6 ID sensor C x 1 7 Perform the ID sensor initial setting with SP3001 2 5 Service Tables G065R991 WMF...

Page 89: ...e the PCU A and development unit B x 3 3 Set the development unit on the spread paper and cover the exposed drum with a clean piece of paper 4 SP adjustment if you are temporarily installing a used de...

Page 90: ...1 2 DEVELOPMENT FILTER 1 Development unit 3 11 1 2 Upper development cover A x 2 3 Development filter B NOTE Make sure that the surface with the red mark is facing up G065R909 WMF A B C PIA N O CONTR...

Page 91: ...t unit 3 11 2 2 Upper development cover 3 11 2 3 Gear A x 1 4 Joint bracket B 5 Development roller C x 2 NOTE 1 Work carefully to avoid scratching or nicking the development roller 2 Make sure that th...

Page 92: ...Dispose of the used developer in accordance with local regulations Work carefully to avoid scratching or nicking the development roller 5 Pour approximately 1 3 of the developer C evenly along the len...

Page 93: ...perform the TD sensor initial setting using SP2801 NOTE When performing this setting cover the toner entrance hole with a piece of paper This prevents used toner falling from the PCU into the developm...

Page 94: ...ng with double sided tape Pry it off with the flat head of a screwdriver Use fresh double sided tape to re attach the sensor 4 Pour new developer into the development unit and perform the TD sensor in...

Page 95: ...o strong light cover it with paper if the right cover will be open for a long period 1 Lower the by pass tray open the duplex unit and open the right cover 2 Transfer unit A 1 hook 3 Transfer belt B s...

Page 96: ...r belt surface 2 Before installing the new transfer belt clean all the rollers and shafts with alcohol to prevent the belt from slipping 3 When reinstalling the transfer belt make sure that the belt i...

Page 97: ...belt cleaning blade A x 3 NOTE Avoid touching the edge of the new blade Check the new blade for dust or damage Toner Overflow Sensor 1 Transfer belt unit 3 12 1 2 Transfer belt 3 12 2 3 Transfer belt...

Page 98: ...TRANSFER UNIT G065 3 30 SM NOTE Re install the color coded wires in the correct order R Red P Purple B Blue C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 99: ...TION AND FEED ROLLERS 1 Paper tray 2 Pick up roller A 3 Feed roller B x 1 4 Separation roller C x 1 NOTE Do not touch the roller surface with bare hands After installing the new rollers do SP7816 for...

Page 100: ...4 2 By pass tray 3 6 3 LCT if installed 4 Lower right cover A x 5 5 Vertical transport cover B NOTE Push the cover completely to the left and then press in on the right tab to release the peg from the...

Page 101: ...ower cover 3 7 2 2 First paper feed clutch bracket A x 2 bushing x 1 3 Second paper feed clutch bracket B x 2 bushing x 1 4 Drive bracket C x 1 spring x 1 bearing x 1 5 Relay clutch D x 1 6 Upper pape...

Page 102: ...NIT FOR TRAY 1 1 Upper paper tray 2 Right lower cover 3 13 2 3 Upper right cover 3 5 4 Upper paper feed clutch A 3 13 3 5 3 relay gears B 6 Upper paper feed unit C x 2 x 1 G065R900 WMF G065R941 WMF A...

Page 103: ...R FEED UNIT FOR TRAY 2 1 Lower the paper trays 2 Lower right cover 3 13 2 3 Lower paper feed clutch A 3 13 3 4 Relay gears B x 3 5 Cover C x 2 6 Gear D x 1 7 Lower paper feed unit E x 2 x 1 G065R943 W...

Page 104: ...END PAPER LIFT RELAY SENSORS 1 Appropriate paper feed unit 3 13 4 3 13 5 2 Paper lift sensor A x 1 3 Paper end sensor B x 1 4 Relay sensor bracket C x 1 x 1 5 Relay sensor D G065R944 WMF A C D B C PIA...

Page 105: ...Front registration holder B x 1 8 Front registration roller gear C x 1 9 Registration roller bushing D spring x 1 10 High voltage power supply board E x 3 x 6 11 Three flywheels F x 3 12 Right rear co...

Page 106: ...Guide plate A and registration roller B spring x 1 x 1 17 Registration guide plate C x 2 x 1 18 Sensor bracket D x 1 19 Registration sensor E x 1 x 1 G065R934 WMF G065R935 WMF A B C D E C PIA N O CONT...

Page 107: ...39 G065 Replacement and Adjustment 3 1 8 TRAY LIFT MOTOR 1 Rear lower cover 3 7 2 2 Bracket A x 2 3 Motor control board B x 2 x 13 4 Tray lift motor C x 2 G065R964 WMF A B C C PIA N O CONTROLADA C PIA...

Page 108: ...ar lower cover x 4 3 7 2 2 Rear upper cover x 4 3 7 1 3 Tray lift motor 3 13 8 4 Support A x 2 harnesses x 2 5 Timing belt B Raise arm to release tension on belt 6 Feed development motor C x 3 x 2 G06...

Page 109: ...unit to cool before doing the following procedure 1 Open the front door duplex unit and right door 2 Set screw A x 1 3 Fusing unit release lever B 4 Slide out the fusing unit C NOTE After removing the...

Page 110: ...d then press on the right end to release the peg from the hole 3 1 3 HOT ROLLER STRIPPERS 1 Fusing unit 3 14 1 2 Fusing unit cover A x 4 NOTE Note the positioning of the step screws x 2 and set screws...

Page 111: ...PS 1 Fusing unit 3 14 1 2 Fusing unit cover 3 14 3 3 Fusing entrance guide A x 2 4 Lower cover B x 1 Left Side 5 Two terminals C x 2 6 Center fusing lamp lead D 3 clamps 7 Bracket E x 1 G065R914 WMF G...

Page 112: ...lamps handle them with care Avoid touching the lamps with your fingers Note the top bottom positioning of the fusing lamps as you remove them The sizes of the holes in the holder match the sizes of th...

Page 113: ...4 3 3 14 4 3 Center thermistor A x 1 x 1 holder x 1 4 End thermistor B x 1 x 1 holder x 1 CAUTION The thermistors are thinly coated and extremely fragile Handle with care to avoid damaging them They s...

Page 114: ...PRESSURE ROLLER 1 Fusing unit 3 14 1 2 Fusing upper and lower cover 3 14 3 3 14 4 3 Fusing lamp 3 14 4 4 Springs x 2 A both sides 5 Arms x 2 B both sides 6 Pawl bracket C x 4 G065R902 WMF A B C C PIA...

Page 115: ...talling the new hot roller peel off 3 cm 1 inch from both ends of the protective sheet on the new roller 2 Never touch the surface of the rollers 3 Work carefully to avoid damaging the surface of the...

Page 116: ...8 SM 3 15 BY PASS TRAY 3 15 1 COVER REPLACEMENT 1 Rear cover A x 1 2 Front cover B x 1 3 Hinge cover C x 1 4 Upper cover D x 2 5 Close duplex unit and pull out upper cover B D A C C PIA N O CONTROLADA...

Page 117: ...in position NOTE Before reinstalling the upper cover return the paper end feeler to its original position 3 Replace the paper feed roller B x 1 4 Replace the pick up roller C NOTE Do not touch the ro...

Page 118: ...LACEMENT 1 Close the by pass table 2 Remove the separation roller A from the bottom x 1 NOTE Do not touch the roller surface with bare hands After installing the new rollers do SP7816 for the bypass t...

Page 119: ...UP SOLENOID 1 Upper cover 3 15 1 2 Lift paper end feeler A NOTE Before reinstalling the upper cover return the paper end feeler to its original position 3 Paper end sensor B x 1 4 Pick up solenoid C...

Page 120: ...SIZE SENSOR BOARD REPLACEMENT 1 Hook A 2 Paper tray B x 1 3 Size sensor board C NOTE To avoid breaking the hook of the paper size sensor board handle it carefully during removal G065R544 WMF C B A C P...

Page 121: ...emove the entire by pass tray unit and not just the table 3 6 1 Hinge cover 3 15 1 2 Harness A x 1 3 Screws B x 2 4 By pass table C CAUTION To relieve pressure on the spring during removal depress it...

Page 122: ...SM 3 1 7 PAPER FEED CLUTCH REPLACEMENT 1 By pass tray 2 Paper feed unit A x 2 x 1 3 Rear bracket B x 3 clip x 1 bushing x 1 4 Paper feed clutch C x 1 G065R546 WMF G065R547 WMF A C B C PIA N O CONTROLA...

Page 123: ...DUPLEX UNIT SM 3 55 G065 Replacement and Adjustment 3 16 DUPLEX UNIT 3 16 1 DUPLEX COVER REMOVAL 1 Duplex unit cover A x 4 G065R101 WMF A C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 124: ...DUPLEX UNIT G065 3 56 SM 3 16 2 DUPLEX ENTRANCE SENSOR REPLACEMENT 1 Duplex unit cover 3 16 1 2 Sensor holder A x 1 3 Entrance sensor B x 1 G065R102 WMF A B C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 125: ...EX UNIT SM 3 57 G065 Replacement and Adjustment 3 1 3 DUPLEX EXIT SENSOR REPLACEMENT 1 Duplex unit 3 4 2 Sensor bracket A x 1 3 Exit sensor B x 1 G065R103 WMF A B C PIA N O CONTROLADA C PIA N O CONTRO...

Page 126: ...2 2 High voltage supply board A x 6 x 6 NOTE Make sure that you re connect the wires in the correct order They are labeled 1 2 B C 3 Flywheels B x 3 4 Registration clutch C x 1 x 1 5 Transfer belt co...

Page 127: ...stment 3 1 2 MAIN MOTOR 1 Rear upper cover high voltage power supply flywheels 3 17 1 2 Remove the main cooling fan A x 2 3 Timing belt B x 1 4 Bracket C x 2 5 Main motor D x 2 x 3 G065R924 WMF C B D...

Page 128: ...ng unit cover 3 8 2 Do not disconnect 3 Paper output tray 3 8 3 4 Harnesses A x 3 5 Connector bracket B x 1 harness x 1 6 Main fan C x 1 x 1 7 Motor bracket D x 1 8 Fusing exit motor E x 5 G065R925 WM...

Page 129: ...need to loosen the screws of the right upper cover to see the right screw of the fan bracket 3 HVPS High Voltage Power Supply x3 Do not remove connectors 3 17 1 4 Flywheels x 3 3 17 1 5 Transfer belt...

Page 130: ...e A 3 Push the holder lever B to the right 4 Stopper C 5 Toner bottle holder and bottle D 6 Motor harness E clamps x 2 7 Toner supply motor F hooks x 2 x 1 NOTE Press in on both sides of the motor to...

Page 131: ...SM 3 63 G065 Replacement and Adjustment 3 18 PRINTED CIRCUIT BOARDS 3 18 1 HIGH VOLTAGE POWER SUPPLY 1 Rear upper cover 3 7 1 2 High voltage power supply A x 3 x 6 G065R965 WMF A C PIA N O CONTROLADA...

Page 132: ...RD 1 Rear upper cover 3 7 1 2 Expansion box A x 5 x 1 3 I O board B x 2 x all NOTE Make sure that the DIP switch settings on the new board are the same as those on the old board G065R930 WMF G065R968...

Page 133: ...M 3 65 G065 Replacement and Adjustment 3 1 3 BICU BOARD 1 I O board 3 18 2 2 BICU board A x 4 x all 3 1 4 PSU 1 Left upper cover 3 8 1 2 PSU A x 5 x all G065R931 WMF G065R970 WMF A A C PIA N O CONTROL...

Page 134: ...ormat the HDD The first time the machine is powered on with the new HDD installed a message prompts you to format the hard disk 1 Press Menu 2 Press to display Maintenance and then press Enter 3 Press...

Page 135: ...ing items Polygon mirror motor Paper side fence Memory all clear Rollers and gears Paper feed unit For details about how to perform the adjustments refer to the Operating Instructions See Maintenance...

Page 136: ...m image appears If the parallelogram pattern appears perform the following procedure 1 Laser unit A 2 Bracket B x 2 3 Install adjustment cam C P N A2309003 4 Secure positioning pin D P N A2309004 with...

Page 137: ...TROUBLESHOOTING C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 138: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 139: ...correct sensor detection the SC can be reset by powering the main power switch off and on Turn the operation switch and main power switch off and on C The main machine can be operated as usual excludi...

Page 140: ...or more than 30 seconds after the paper reaches the registration sensor BICU board defective PCI harness between the controller board and the BICU defective or disconnected 1st laser synchronization e...

Page 141: ...djustment of the pitch ID SENSOR ID sensor pattern test error 350 C One of the following ID sensor output voltages was detected twice consecutively when checking the ID sensor pattern Vsp 2 5 V Vsg 2...

Page 142: ...nting TD sensor defective TD sensor not connected or connector damaged Poor connection between the TD sensor and the I O board IOB I O board IOB defective Toner supply defective TD sensor error Auto a...

Page 143: ...d on the drive mechanism Main motor defective PCU new unit detection error 442 C After the main motor turns on the PCU new unit detection sensor remains on for 2 or more seconds New unit detection sen...

Page 144: ...the paper height position is detected again and the paper height sensor should de activate within 5 s after the paper bottom plate starts to drop If it does not deactivate within 5 s after 4 consecut...

Page 145: ...ion loose Too much load on the drive mechanism LCT tray malfunction 510 C LCT lift sensor does not activate within 18 seconds after the LCT lift motor turns on After paper end LCT lift sensor does not...

Page 146: ...perature with main motor on the end fusing lamp remains on at full power for 15 s or the center fusing lamp remains on at full power for 10s Thermistor out of position Fusing ready temperature unstabl...

Page 147: ...se after 3 attempts within 100 ms to send data to the LCT Serial line connecting BICU and LCT unit unstable External noise BICU board and LCT main board connection defective or loose LCT interface boa...

Page 148: ...t motor turns on Stack feed out H P sensor defective Stack feed out motor overload Stack feed out motor defective Finisher shift tray 1 lift motor error 726 B Tray shift does not finish within the spe...

Page 149: ...e within the specified time i e the lower tray lift motor does not stop Lower tray lift motor defective or overloaded Upper stack height sensor defective Lower tray lower limit sensor defective Finish...

Page 150: ...board and HDD loose or defective HDD power connector loose or defective HDD defective Controller board defective No HDD detection when recovering from Energy Saver Mode 861 C Hard disk is not detecte...

Page 151: ...ror 900 B The value of the total count has already exceeded its limit 9 999 999 During counting a defect was detected at the mechanical counter NVRAM defective F GATE error at write request 951 C Afte...

Page 152: ...operation Software defective Internal parameter incorrect Insufficient working memory When this SC occurs the file name address and data will be stored in NVRAM Note the above data and the situation...

Page 153: ...occurred four times SC501 will be displayed Upper Paper Height S11 235 2 PFB Shorted SC501 is displayed Open Add Paper is displayed even if there is paper If this condition occurred four times SC502...

Page 154: ...SW1 232 3 PFB Shorted LCD goes blank when the lower cover is opened Open The machine does not turn on Main SW3 102 1 4 PSU 107 1 Shorted The machine does not turn off Open Doors Covers Open is display...

Page 155: ...SC405 displayed FU101 15 A 125 V No response FU102 10 A 12 5V 5 A 250 V No response FU103 2 A 125 V 1 A 250 V Normal operation optional heaters do not work 4 4 LEDS BICU Number Monitored Signal LED101...

Page 156: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 157: ...SERVICE TABLES C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 158: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 159: ...uttons when you see 1 Service in the LCD or If the printer is on press and hold down and for over 5 seconds and release Press Enter You will see 1 Service in the LCD The printer is in the service mode...

Page 160: ...and press Enter twice SP1001 001 Bit Switch 1 Set 2 Press or to select the bit switch setting to change SP1001 002 Bit Switch 2 Set 3 Press Enter Sw 2 00000000 bit0 _ 4 Select the 0 or 1 for each pos...

Page 161: ...0 0 1 0 2 1 3 0 4 0 5 0 6 0 7 0 Do not change Bit Switch 2 0 0 1 0 2 0 Do not change 3 0 PDL Sniffing See PUB C 051 for details 4 0 5 0 6 0 7 0 Do not change Bit Switch 3 0 0 PS Fonts Download See PUB...

Page 162: ...the group and then press Enter NOTE The 2 line display is rotational If you press with 1 Feed displayed the display will jump to 7 Data Log the last selection Similarly if you press with 7 Data Log di...

Page 163: ...from a list The current selection is marked with a large asterisk Press or to display on the 2nd line the item to select With the item that you want to select displayed on the second line press Enter...

Page 164: ...P2902 03 No 11 9 9 3 0 0 1 mm Use Enter to toggle between before entering the value Specification 3 2 mm Side to Side Registration Adjusts the printing side to side main scan registration Changing thi...

Page 165: ...erval s Sets the idling time before the machine starts to print 0 60 sec 30 sec 1 sec SP1103 01 must be set on before this setting can be performed 1104 01 Fusing Temperature Control Selects the fusin...

Page 166: ...with the by pass tray 120 C 220 C 200 C 1 C step 09 Roller Center Thick Paper Adjusts the temperature for re heating the center of the hot roller for feeding thick paper Reload Temp Fusing Temp SP Va...

Page 167: ...Switchback Timing Adjusts the reverse timing of paper in the duplex unit stopping the rotation of the reverse roller after the trailing edge of the paper passes the duplex entrance sensor 5 5 0 mm 1...

Page 168: ...increases by 30 V e g from 1 480 to 1 510 0 1 1 0 0 85 0 05 step 02 Correction 2 Adjusts the upper threshold value for the charge roller correction DFU When the value of VSP VSG is greater than this...

Page 169: ...pulses to the stepper motor that will adjust the angle of rotation of the LD unit from the home position 01 400 dpi Adjusts the laser beam pitch value for 400 dpi resolution 400 dpi 8 262 144 1 pulse...

Page 170: ...439 x 430 dpi 16 476 x 476 dpi 17 483 x 465 dpi 18 465 x 483 dpi 2112 01 Polygon Motor Off Timer Input the time that the polygon motor is to switch off after the printer has remained idle for the spe...

Page 171: ...ent K It can also be used to adjust K but the value is changed again when VT VTD the output of the TD sensor is measured for the next print The toner supply rate depends on the amount of toner in the...

Page 172: ...or 1 0 5 0 V 4 0 V 0 01 V step 2220 Change this value after replacing the development unit with another unit that contains toner 1 Check the value of SP2220 in the machine containing the test unit and...

Page 173: ...bias corrections DFU Use this SP when an image problem e g insufficient toner transfer occurs with a small width paper If the paper width is smaller than this value the transfer current will be multi...

Page 174: ...1 0 5 00 V 4 78 V 0 02 V step 2802 03 Vt Min Adjusts the minimum value for SP2802 01 1 0 5 00 V 1 0 V 0 02 V step 2805 01 Initialize Process Control Setting Initializes all the process control setting...

Page 175: ...V step 02 C beta Adjusts the charge roller voltage used when paper with a small width is fed from the by pass tray The paper width below which the correction starts depends on the value of SP2309 02 U...

Page 176: ...Limit Defines the upper limit for grayscale control A larger value allows a wider range of halftones at the pale end of the scale If the image contains pale areas with fuzzy borders surrounded by dark...

Page 177: ...ted from when the toner bottle was replaced Use this to check that the toner end count when using SP2975 is working properly 0 2 000 000 0 1 ms Step When SP2975 is set to any value other than 0 this v...

Page 178: ...after reading the bare drum surface Normal display 4 0 5 V SC350 ID Sensor Pattern Test Error is issued if this reading is abnormal 02 Vsp Vsp is the ID sensor output after reading the ID sensor patte...

Page 179: ...3 Lengthways SEF 2 Folio 81 4 x 13 Lengthways SEF 5131 01 Paper Size Type Selection Selects the paper size type for printing 0 2 DIP SW setting 1 step 0 Japan 1 North America 2 Europe After changing t...

Page 180: ...e The fax number is printed automatically when a service call error occurs The number entry is limited to 20 digits including hyphens 25 Network Software Switch Sets the information for the software u...

Page 181: ...1 FAST there is no delay 52 Network ECP Setting Centronics Switches the ECP setting for Centronics off on 0 Disabled 1 Enabled With 1 selected SP5828 50 must be enabled for 1284 mode compatibility 53...

Page 182: ...nnected or not Display 0 Not detected 1 Detected 2 Unknown 5930 Meter Charge This is a total count system for the PCU fusing unit etc When this setting is set the PCU replace time status is not issued...

Page 183: ...3 5 0 0 5 mm step A larger value shifts the staple toward the edge of the paper Punch Position Adjustment Adjusts the punch hole position 7 5 7 5 0 0 5 mm steps A larger value shifts the holes toward...

Page 184: ...ideways 014 B5 H Sideways 038 LT H Sideways 044 HLT H Sideways 132 A3 V Lengthwise 133 A4 V Lengthwise 134 A5 V Lengthwise 141 B4 V Lengthwise 142 B5 V Lengthwise 160 DLT V Lengthwise 164 LG V Lengthw...

Page 185: ...Tray 3 Misfeed 06 Tray 4 Misfeed 07 57 LCT Tray Sensor 08 58 Relay Sensor 1 09 59 Relay Sensor 2 10 60 Relay Sensor 3 61 Relay Sensor 4 13 63 Registration Sensor 14 64 Fusing Exit Sensor 16 66 Exit En...

Page 186: ...m Counter Reset Resets the SC and jam counters To reset press Enter 7808 Counter Reset Resets all counters excluding SP7003 7006 7007 Press Enter to reset Print Counter Reset 01 Tray 1 02 Tray 2 03 Tr...

Page 187: ...ss together 5s release then press Enter 01 _ 9 Press Escape twice then print an SMC Report 5 3 6 10 Repeat this procedure to print as many test prints as needed NOTE 1 After you enter a Print Test Pat...

Page 188: ...and Vertical 19 Independent Pattern 4 dot 20 Horizontal Line 1 dot Reversed LD1 LD2 21 Grid Pattern 1 dot Reversed LD1 LD2 22 Grid Pattern 1 dot pair Reversed LD1 LD2 23 Independent Pattern 1 dot Reve...

Page 189: ...r 1 00 2 Engine 3 Press Enter Engine 1 Feed 4 Press to display 5 Mode Engine 5 Mode 5 Press Enter SP5024 mm inch Display 6 Press to display Input Check SP5803 Input Check 7 Press Enter SP5803 001 Pape...

Page 190: ...t locked Locked 4 Cooling Fan Lock Signal Not locked Locked 3 Main Motor Lock Signal Not locked Locked 2 Toner Overflow Sensor Tank not full Tank full 1 Cover Open Cover closed Cover opened SP5803 003...

Page 191: ...End Sensor Paper not detected Paper detected SP5803 007 Paper End 0 Upper Paper End Sensor Paper not detected Paper detected 7 Dip Switch 8 On Off 6 Dip Switch 7 On Off 5 Dip Switch 6 On Off 4 Dip Sw...

Page 192: ...SP5803 012 Full Exit Tray 1 0 Machine Exit Not full or no tray Full 7 Mailbox Bin 7 Not full or no tray Full 6 Mailbox Bin 6 Not full or no tray Full 5 Mailbox Bin 5 Not full or no tray Full 4 Mailbo...

Page 193: ...3 Press Enter Engine 1 Feed 4 Press to display 5 Mode Engine 5 Mode 5 Press Enter SP5024 mm inch Display 6 Press repeatedly to display Output Check SP5804 Output Check 7 Press Enter SP5804 001 1st Pap...

Page 194: ...Charge Bias 20 Staple Motor 1 Finisher 64 66 Not used 21 Punch Motor 1 Finisher 67 Development Bias 22 24 Not used 68 Not used 25 LCT Motor 69 Transfer Belt Bias 26 Bank Motor PTU 70 ID Sensor LED 27...

Page 195: ...is a summary of all the settings No Item Function 01 Clear All Initializes all items below 02 Clear Engine Initializes all registration settings for engine adjustments and processing settings 03 Clear...

Page 196: ...All Group 6 Press or to select what to print 1 All Group All reports 2 SP Mode SMC Report for SP codes 4 Logging Data SP Codes for SP7000 00 only 5 Provisionally Self Diagnosis Report 7 NIB Summary Ne...

Page 197: ...ng the data from the card to the printer 7 Monitor the downloading status on the operation panel While downloading is in progress the LCD will display some dashes slowly replaced by asterisks moving l...

Page 198: ...d set DIP Switch 1 to ON or If you were downloading from the Engine card on the I O Board set DIP Switch 8 to ON 3 After restoring the power supply to the printer switch it on 4 The downloading will c...

Page 199: ...y malfunction or abnormal condition Self Diagnostic Test Flow Power On RAM Check CPU Check ASIC Check Resident RAM Connection Check Optional RAM Connection Check Clock Generator Check NV RAM Check Fon...

Page 200: ...en you see DIAGNOSE 0100 4 The number will change automatically as the self diagnostic test runs After about 30 seconds the initial display returns and a self diagnostic report prints A report like th...

Page 201: ...e 2 Jam Detection see Note Off On 3 SC Generation Disabled Enabled 4 Not used OFF Do not change 5 Not used OFF Do not change 6 7 Destination OFF Japan OFF ON North America OFF OFF Europe ON ON Not use...

Page 202: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 203: ...DETAILED DESCRIPTIONS C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 204: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 205: ...Roller 14 Duplex Exit Sensor 15 By pass Tray 16 By pass Pick up Roller 17 By pass Paper End Sensor 18 By pass Paper Feed Roller 19 By pass Separation Roller 20 Upper Relay Roller 21 Feed Roller 22 Se...

Page 206: ...rchange unit 2 Duplex unit 3 By pass tray 4 Large capacity tray LCT 5 Paper tray unit 6 Bridge unit 7 1 bin shift tray 8 Mailbox bridge unit 9 Mailbox 10 Finisher G065D551 WMF 3 4 5 6 7 2 1 8 9 10 C P...

Page 207: ...aper Feed Clutch 5 Relay Clutch 6 Paper Feed Development Motor 7 Development Clutch 8 Main Motor 9 Fusing Exit Motor 10 Fusing Exit Clutch In this machine the development unit is provided with its own...

Page 208: ...Control Unit Controls all machine functions both directly and through other control boards LDB Laser Diode Board Powers the laser diode Output level is controlled to compensate for changes in temperat...

Page 209: ...development roller and transfer belt IOB Input Output Board Controls the mechanical parts of the printer excluding the paper feed section and the fusing lamp power Specifically the IOB controls All m...

Page 210: ...6 BICU engine control For details about how to download software from an IC card see Software Download in 5 Service Tables IEEE1284 IC Card RAM 64 128 256 MB IEEE1394 IC Card I F HDD I F RAM DIMM I F...

Page 211: ...es many settings including OS system log information settings calendar settings current system settings all printer settings and network settings The NVRAM also employs an RTC Real Time Clock for time...

Page 212: ...the drum by two laser beams B which form an electrostatic latent image on the drum surface The amount of charge remaining as a latent image on the drum depends on the laser beam intensity controlled b...

Page 213: ...rates from the drum as a result of the electrical attraction between the paper and the transfer belt Pick off pawls E help separate the paper from the drum ID Sensor The ID sensor F measures the refle...

Page 214: ...the laser power The output path from the laser diode to the drum is shown above The LD unit outputs two laser beams to the polygon mirror through the cylindrical lens and the shield glass Each surface...

Page 215: ...rder to keep the output level constant the LD board monitors the electrical current passing through the photodiode PD Then it increases or decreases the current to the laser diode as necessary compari...

Page 216: ...and reduces the frequency of the image data clock The two laser beams follow the path collimating lenses C prism D polygon mirror E The two laser beams arrive on the drum surface about 2 mm apart in...

Page 217: ...1 does not move Both LD unit positions are at fixed distances from the LD unit home position sensor D Usually the LD unit moves directly to the proper position However when the number of times that th...

Page 218: ...diode is switched off when the front cover or upper right cover is opened Four safety switches are installed in series on the LD5 V line from the power supply unit PSU via the BICU board CN403 1 CN40...

Page 219: ...ONDUCTOR UNIT PCU 6 5 1 OVERVIEW 1 Toner Collection Coil 2 Toner Collection Plate 3 Spur 4 Pick off Pawl 5 OPC Drum 60 mm 6 Transfer Entrance Guide 7 Charge Roller 8 Brush Roller 9 Cleaning Blade G065...

Page 220: ...drum drive shaft stabilizes the rotation speed this prevents banding and jitter on copies 6 5 3 DRUM PAWLS The pick off pawls A mounted in the holders B on the drum and in contact with the drum strip...

Page 221: ...er A contacts the surface of the drum B to give it a negative charge The high voltage supply board C supplies a negative dc voltage to the drum charge roller through the charge roller terminal D bias...

Page 222: ...toner density control After creating ID sensor pattern A another pattern B is made To do this the LD switches off the charge roller voltage drops and the drum potential is reduced to 600 V At the same...

Page 223: ...ment Default 1 480 V SP2309 01 Paper Lower Width a Width limit Default 150 mm SP2309 02 Paper Upper Width b Width limit Default 216 mm SP2914 01 C Adjust 10 V step Default 150 V SP2914 02 C Adjust 10...

Page 224: ...ent greyscale reproduction slows the deterioration of the OPC drum and reduces scatter After every 200 prints The halftone pattern is added to the standard ID sensor pattern every 200 prints This inte...

Page 225: ...6 6 4 DRUM CHARGE ROLLER CLEANING The drum charge roller A always in contact with the drum get dirty easily so the brush roller B also remains in contact with the charge roller to clean it G065D901 WM...

Page 226: ...6 22 SM 6 7 DEVELOPMENT 6 7 1 OVERVIEW 1 Drum 2 Development Roller 3 Paddle Roller 4 TD Sensor 5 Mixing Auger 6 Development Filter 7 Doctor Blade G065D401 WMF 1 2 3 4 5 6 7 C PIA N O CONTROLADA C PIA...

Page 227: ...s of the outer paddle A and the inner auger B The outer paddle moves developer to the front and supplies it to the development roller Developer that spills off by the doctor blade passes through the h...

Page 228: ...ed by the paper trays Thicker paper OHP sheets etc can also be loaded in the by pass tray but adjustments must be performed with the SP modes listed below in order to avoid jams and misfeeds SP Mode S...

Page 229: ...e by the chuck G The toner bottle holder lever E cannot be lowered when a toner bottle is not installed in the holder This prevents toner falling out of the holder unit as a result of lowering the han...

Page 230: ...nto the development unit through the slit Toner Density Control There are two modes for controlling and maintaining constant toner supply sensor control both direct and indirect and image pixel count...

Page 231: ...ne compares Vt 10 with Vref If Vt 10 is greater than Vref the toner concentration in the development unit judged to be low When Vt 10 is detected to be greater than Vref 20 times then this indicates t...

Page 232: ...the machine enters the toner near end condition The final toner end is detected using the ID sensor If the ID sensor detects that the ID sensor pattern is very light Vsp drops below 2 0 V then the sen...

Page 233: ...oner supply motor rotates continuously until it does maximum motor on time is 16 seconds and then it will switch off 6 1 8 TONER SUPPLY WITH ABNORMAL SENSORS The TD sensor is checked every print If th...

Page 234: ...de to side This side to side movement disperses accumulated toner to prevent early blade edge wear at one location The drum reverses about 5 mm after every print job to remove particles on the edge of...

Page 235: ...ower paper size dial 14 Lower paper size switch 15 Upper paper size dial 16 Upper paper size switch 17 Upper paper height 2 sensor 18 Upper paper height 1 sensor 19 Lower paper height 2 sensor 20 Lowe...

Page 236: ...h stays on until shortly after the registration sensor C actuates 6 9 3 PICK UP SEPARATION ROLLER RELEASE When the paper tray A is not inside the machine the separation roller B is away from the paper...

Page 237: ...oper height for paper feed the paper pushes up the pick up roller and the actuator J on the pick up roller supporter activates the paper lift sensor K to stop the tray lift motor After several paper f...

Page 238: ...registration mechanism The registration sensor E is positioned just before the registration rollers When the leading edge activates the registration sensor the registration clutch is off and the regis...

Page 239: ...rol board recognizes that the paper tray is not installed When the paper size actuator is at the mark the paper tray can be set up to accommodate one of a wider range of paper sizes by using one of th...

Page 240: ...tuator D mounted on the same drive shaft as the pressure lever rotates The following combinations of sensor signals are sent to the printer controller 35 11 33 34 35 35 11 33 34 35 35 11 33 34 35 35 1...

Page 241: ...7 G065 Detailed Descriptions 6 10 BY PASS TRAY 6 10 1 OVERVIEW 1 Paper feed roller 2 Paper end sensor 3 Pick up roller 4 By pass tray 5 Separation roller G065D510 WMF 5 4 3 2 1 C PIA N O CONTROLADA C...

Page 242: ...the print key is pressed the pick up solenoid B turns on and the pick up roller C moves onto the paper When the by pass tray runs out of paper the paper end feeler D drops into the cutout in the by p...

Page 243: ...o the terminal plate The pattern for each paper width is unique Therefore the machine determines which paper has been placed in the by pass tray by the signal output from the board However the machine...

Page 244: ...0 SM 6 11 DUPLEX UNIT 6 11 1 OVERVIEW 1 Entrance sensor 2 Inverter gate 3 Inverter roller 4 Upper transport roller 5 Lower transport roller 6 Exit sensor G065D101 WMF 6 5 4 2 1 3 C PIA N O CONTROLADA...

Page 245: ...065 Detailed Descriptions 6 11 2 DUPLEX DRIVE LAYOUT 1 Inverter roller 2 Inverter motor 3 Upper transport roller 4 Transport motor 5 Lower transport roller G065D103 WMF 5 1 4 3 2 C PIA N O CONTROLADA...

Page 246: ...ber B in the illustration shows the order of sheets of paper if shaded this indicates the second side Up to A4 Lengthwise LT Lengthwise SEF The duplex unit can store two sheets of paper Example 8 page...

Page 247: ...n A4 LT in the reverse feed path which has been lengthened in the design of this machine Inversion and Exit The inverter gate solenoid turns on and the inverter motor turns on in reverse shortly after...

Page 248: ...RATION 6 12 1 OVERVIEW 1 Transfer belt 2 Drive roller 3 Transfer belt cleaning blade 4 Transfer roller 5 Idle roller 6 OPC 7 Pick off pawls 8 ID sensor 9 Contact lever 10 Transfer belt contact clutch...

Page 249: ...must not remain in contact for too long to prevent contamination of the drum with oil or other foreign material from the transfer belt 6 12 3 TRANSFER BELT UNIT CONTACT MECHANISM The belt contact and...

Page 250: ...clutch switches on and the transfer belt touches the drum When the paper enters the gap between the belt and the drum the high voltage supply board D applies a high positive current to the belt to tr...

Page 251: ...e D and the bias roller E The high voltage supply board adjusts the current to the roller to keep a small but constant current flow to ground through the belt paper and drum If this current is not kep...

Page 252: ...nsfer belt to the drum and not through the paper which could cause an insufficient amount of toner to transfer to narrow width paper Thick paper must be fed from the by pass tray because SP modes are...

Page 253: ...for switching off at the trailing edge can also be changed The table below lists the SP modes you can use to adjust these settings SP2301 Transfer Current Adjustment SP2301 01 1st Side of Paper SP2301...

Page 254: ...ing on the transfer belt Scraped off toner and paper dust falls into the toner collection tank B in the transfer belt unit This toner is not recycled When the toner overflow sensor C detects toner ove...

Page 255: ...ex unit 5 Fusing unit exit sensor 6 Spring 7 Fusing exit guide plate 8 Pressure roller 9 Pressure arm 10 Cleaning roller 11 Entrance guide 12 Fusing lamp center 13 Fusing lamp ends 14 Thermistors cent...

Page 256: ...has two holes on each side to adjust for paper thickness to prevent creasing Normally the left screw hole C on each side is used For thin paper use screw holes B to move the entrance guide to the lef...

Page 257: ...pressure springs A apply constant pressure between the hot roller B and the pressure roller C The applied pressure can be changed by adjusting the position of the pressure springs The left position D...

Page 258: ...be selected with SP1104 Fusing Temperature Control After the machine is powered on the CPU checks the ac frequency for 500 ms in case phase control is selected later for the temperature control and t...

Page 259: ...Fusing Idling Mode Temperature at power on 0 Disabled 1 Enabled SP1103 01 15 C or less 30 s 30 s Higher than 15 C Not done 30 s SP1103 02 6 13 8 OVERHEAT PROTECTION If the hot roller temperature becom...

Page 260: ...nergy Saver On Off On default E Saver Time 1 minute default 5 minutes 15 minutes 30 minutes 45 minutes 60 minutes After the machine remains idle for the specified time the CPU switches off the fusing...

Page 261: ...BRIDGE UNIT B397 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 262: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 263: ...VERALL MACHINE INFORMATION 1 1 SPECIFICATIONS Paper Size Standard sizes A6 lengthwise to A3 HLT to DLT Non standard sizes Width 100 to 305 mm Length 148 to 432 mm Paper Weight 52 g m2 135 g m2 16 lb 4...

Page 264: ...2 MECHANICAL COMPONENT LAYOUT 1 Upper Exit Roller 2 Junction Gate Solenoid 3 Junction Gate 4 1st Transport Roller 5 Relay Sensor 6 2nd Transport Roller 7 Left Exit Roller A688V500 WMF 2 3 1 4 5 6 7 C...

Page 265: ...on Index No Motors M1 Cooling Fan Cools the transport unit 4 Sensors S1 Tray Exit Checks for misfeeds 3 S2 Relay Checks for misfeeds 7 Switches SW1 Tray Exit Unit Detects when the tray exit unit is op...

Page 266: ...DRIVE LAYOUT G065 7 4 SM 1 5 DRIVE LAYOUT 1 Left Exit Roller 2 2nd Transport Roller 3 Upper Exit Roller 4 1st Transport Roller A688V502 WMF 2 3 4 1 C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 267: ...he junction gate solenoid B When the upper tray is selected the junction gate solenoid turns on and the paper is sent to the upper tray through the upper exit roller C When the left tray or the finish...

Page 268: ...1 Remove the whole unit from the copier 2 Remove the rear upper cover A 1 screw 3 Remove the upper cover unit B 2 screws 2 connectors 4 Remove the exit guide plate C 2 screws 5 Replace the exit senso...

Page 269: ...SPECIFICATIONS C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 270: ...C PIA N O CONTROLADA C PIA N O CONTROLADA...

Page 271: ...ore 120 V North America 220 240 V Europe Maximum 1 280 W or less 1 350 W or less Printing 770 W or less 790 W or less Power Consumption Printer only Energy Saver 8 W or less 9 W or less 120 V North Am...

Page 272: ...x 11 in D D N Y Letter LEF 11 x 81 2 in D D D Y Half Letter SEF 51 2 x 81 2 in N Y Half Letter LEF 81 2 x 51 2 in N N N N N N Executive SEF 71 2 x 101 2 in N Y Executive LEF 101 2 x 71 2 in N N N N F...

Page 273: ...es Microsoft PS A PPD file for each operating system is provided with the driver 3 The PostScript 3 driver for the Macintosh supports Mac OS 7 6 or later 4 The supported Unix versions change from time...

Page 274: ...ion A681 7 Mailbox Bridge Unit option G912 8 Punch Unit option for 3000 sheet Finisher A812 17 3 hole A812 27 2 hole 9 Bridge Unit option B397 10 HDD option G334 11 DIMM 64 128 256 MB option G330 G331...

Page 275: ...y Unit Bridge Unit also Mailbox Bridge Unit if Mailbox is present 3000 Sheet Finisher V Requires Paper Tray Unit Bridge Unit also Mailbox Bridge Unit if Mailbox is present Punch Unit V Requires 3000 s...

Page 276: ...ler Capacity 20 sheets A3 B4 DLT LG 30 sheets A4 B5 LT Paper Capacity Staple Mode Off 1 000 sheets A4 LT or smaller 80 g m2 20 lb 500 sheets A3 B4 DLT LG 80 g m2 20 lb Staple Mode On 80 g m2 20 lb num...

Page 277: ...LT lengthwise SEF 10 to 40 150 to 37 2 to 9 150 A4 sideways LEF LT sideways LEF 10 to 40 250 to 63 2 to 9 100 Other sizes 10 to 25 150 to 60 Shift staple mode no punch mode 80 g m2 20 lb Pages set Set...

Page 278: ...Min A6 SEF or 11 x 81 2 Paper Weight Trays 60 90 g m2 16 24 lb Proof tray 52 157 g m2 14 42 lb Power Consumption 48 W or less average Power Source DC24 V 5 V from the main unit Dimensions W x D x H 60...

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