Ricoh R-G1 Скачать руководство пользователя страница 78

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Ricoh Co. Ltd.

http://www.ricoh.com/

Model: M-G1a/M-G1b/M-G1L/M-G1W/R-
G1
Machine Codes:
J017/J019/J021/J023/J018

Slide 78

Ink Pumps - 1/4

Ink pumps for new machine have been completely redesigned. (Rubber seal in

cap on end of spring prevents ink from leaking down outside of needle.)

Ink Input

Ink Seal

Ink Pump

No additional notes.

Содержание R-G1

Страница 1: ...Y1030 J309 Multi bypass Tray BY1020 J311 Paper Feed Unit TK1110 J307 Paper Feed Unit TK1110 J308 Photo of J017 J019 Revised 28 January 2010 Slide 147 deleted Revised 19 April 2010 200 sheet multi bypa...

Страница 2: ...td http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 2 J017 J019 J021 J023 J018 Service Training 1 Product Outline M G1a M G1b M G1L M G1W R G1 No addi...

Страница 3: ...ppm J018 Fast duplex speed J017 J019 J018 Over 80 of simplex speed over 75 for J023 There is no duplex option for J021 First print speed For more details see service manual J017 J019 J021 Monochrome L...

Страница 4: ...in print mode J017 J019 J021 J023 38 W or less in print mode J018 New Energy Star compliant BAM compliant Plant based plastic Advanced Technology Improves Usability Counter function for click charge...

Страница 5: ...can cause poor images or trigger errors like SC999 SC990 etc Lower ink consumption Redesigned print heads ink supply unit head cleaning algorithm and reversible pumps Redesigned ink level detection p...

Страница 6: ...er jams More compact Shorter depth J017 J019 J021 J018 J023 Improved Ink Collector Unit Design Access from front of machine easy to change Sealed unit no ink leakage when changing ID chip added counte...

Страница 7: ...event paper jams caused by incorrectly inserted unit Improved Head Maintenance New method helps to prevent clogged nozzles Carriage Unit Ink Supply Unit Carriage Unit and Supply Unit now Replaceable C...

Страница 8: ...color print heads Yellow Magenta and Black Cyan YM BC Print Heads for J018 Two dual channel 2 color print heads Yellow Magenta and Magenta Yellow YM MY Two dual channel single color print heads Cyan...

Страница 9: ...or L size Operation Panel J017 J019 J023 White J021 Grey J018 White on slightly larger panel Duplex Unit J017 J019 J018 J023 Standard J021 Not available Ink collector unit is larger in J018 The horizo...

Страница 10: ...10 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 10 J017 J019 J021 J023 J018 Service Training 2 Specifications No additional notes...

Страница 11: ...based ink Power Consumption Print Mode From 35W or less to 38W or less Energy Saver Mode From 2 W or less to 3 499 W or less See service manual for specific model details Dimensions J017 J019 J021 W...

Страница 12: ...ions Number of Print Heads J017 J019 J021 J023 Two dual channel 192 nozzle heads J018 Four dual channel 192 nozzle heads Estimated Service Life J017 J019 J023 5 years or 150 000 prints J021 5 years or...

Страница 13: ...ed RPCS J017 J019 J021 Less than 6 seconds mono Less than 7 5 seconds color J023 Less than 6 5 seconds mono Less than 9 seconds color J018 Less than 4 seconds mono Less than 5 seconds color Print Spee...

Страница 14: ...ellow J017 J019 J021 J023 Medium size only J018 Medium size or large size Four starter ink cartridges K C M Y are provided with each printer Thereafter replacement ink cartridges must be purchased sep...

Страница 15: ...Humidity 15 to 80 RH Ambient Illumination Less than 1 500 Lux Never leave sitting in direct sunlight Ventilation More than 30 m3 hr person in the work area Ambient Dust Less than 0 10 mg m3 Note that...

Страница 16: ...ray J311 100 sheets For J023 only Multi bypass tray J309 200 sheets Paper Feed Unit J307 500 sheets For J018 only Paper Feed Unit J308 250 sheets For J023 only Specifications 6 6 Refer to the FSM for...

Страница 17: ...17 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 17 J017 J019 J021 J018 J023 Service Training 3 Installation No additional notes...

Страница 18: ...b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 18 Note optimal temperature humidity ranges in the above chart Caution Dry and hot operating environments may cause higher instances of...

Страница 19: ...19 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 19 Space Requirements J017 J019 J021 J023 1 2 No additional notes...

Страница 20: ...20 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 20 Space Requirements J018 2 2 No additional notes...

Страница 21: ...off while ink tanks are filling some ink wastage will result when machine resumes filling process A clicking sound might be heard while ink tanks are filling This is normal and will stop after a few m...

Страница 22: ...l M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 22 These machines and all peripherals are customer installed See user guide for general installation procedures General Inst...

Страница 23: ...Machine Codes J017 J019 J021 J023 J018 Slide 23 Firmware updates can be performed by customer via USB J017 J019 J021 J018 J023 LAN J017 J019 J023 J018 New firmware can be downloaded from Firmware Down...

Страница 24: ...24 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 24 J017 J019 J021 J018 J023 Service Training 4 Machine Overview No additional notes...

Страница 25: ...M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 25 Top Cover Output Tray Output Tray Extension Paper Tray 1 Envelope Selector Print Cartridges Black Cyan Magenta Yellow Ink Collector Unit Righ...

Страница 26: ...oh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 26 Machine External 2 4 Paper Feed Wheel Left Cover of Paper Feed Wheel J018 No additional...

Страница 27: ...com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 27 Machine External 3 4 USB Slot Ethernet Port Duplex Unit Vent Power Inlet J018 Appearance varies slightly dependin...

Страница 28: ...28 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 28 Machine External 4 4 Guide Board Duplex Unit J018 No additional notes...

Страница 29: ...29 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 29 Operation Panels EU Model NA Model No additional notes...

Страница 30: ...M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 30 Paper Feed Unit J307 1 2 For printing on paper longer than A4 Letter size use extension Tray 2 Tray 3 Rear Unit 500 sheet c...

Страница 31: ...com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 31 Tray 2 Tray 3 Optional Trays 2 3 for J018 Only Tray 1 Up to two PFUs may be installed as shown here Paper Feed Un...

Страница 32: ...J017 J019 J021 J023 J018 Slide 32 Paper Feed Unit TK1140 J308 1 2 PFU TK1140 is mounted on the bottom of the J023 and holds 250 sheets of paper This unit is used with the J023 only Two paper feed unit...

Страница 33: ...nd one bottom fence can be adjusted to hold and feed a variety of standard and custom paper sizes See table below After the paper cassette is loaded with paper and installed in the paper feed unit the...

Страница 34: ...ww ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 34 Bypass Tray Extension Bypass Tray Wheel for jams Multi Bypass Tray J507 Multi bypass tray J507 holds up...

Страница 35: ...R G1 Machine Codes J017 J019 J021 J023 J018 Slide 35 Multi Bypass Tray J309 The bypass paper tray 1 and drive unit 2 comprise the bypass tray unit The drive unit 2 is mounted onto the back of the mai...

Страница 36: ...om Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 36 Multi Bypass Tray J311 1 2 This multi bypass tray is available as an option for the J023 only Holds up to 100 shee...

Страница 37: ...017 J019 J021 J023 J018 Slide 37 Guide Rod Fan PSU Carriage Control Board HVPS High Voltage Power Supply Ink Supply Unit Left Ink Sump Horizontal Encoder Vertical Encoder Wheel Envelope Selector J017...

Страница 38: ...td http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 38 Maintenance Unit J017 Inside 2 5 Model shown is the J017 other models are slightly different in...

Страница 39: ...icoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 39 J017 Inside 3 5 Model shown is the J017 other models are slightly different in some pl...

Страница 40: ...Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 40 LAN USB J017 Inside 4 5 Model shown is the J017 other models are slightly different in som...

Страница 41: ...com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 41 Transfer Belt Control Board HVPS On Control Board NIB J017 Inside 5 5 Model shown is the J017 other models are sl...

Страница 42: ...td http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 42 Underside Friction Pad Unit J017 Model shown is the J017 other models are slightly different in...

Страница 43: ...el M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 43 All Angles without covers Left Side Left Side Right Side Right Side Front Rear J017 Model shown is the J017 other models...

Страница 44: ...ross Section Left Side View 1 2 1st Registration Sensor Transfer Belt 2nd Registration Sensor Cooling Fan Horizontal Motor Duplex Unit Print Head Unit Envelope Selector Ink Supply Unit Operation Panel...

Страница 45: ...ross picture above from left to right and back with resting place over Maintenance Unit where the heads are capped to prevent them from drying out Cross Section Front View 2 2 Right Ink Sump Paper Sta...

Страница 46: ...s see the service manual Electrical Components J017 J018 J019 1 5 J017 J019 J021 1st Registration Sensor Mounted on Carriage Unit Print Heads 2nd Registration Sensor Rear Jam Removal Door Switch Paper...

Страница 47: ...cal Encoder Sensor Paper Feed Clutch SENC Sub Scan ENCoder Rear Plate Duplex Unit Switch Ink Level Sensor Carriage Position Sensor Air Release Solenoid Horizontal Motor Electrical Components J017 J018...

Страница 48: ...J018 Slide 48 Electrical Components J018 3 5 Vertical Motor SENC Sub Scan Encoder Jam Wheel Cover Sensor Right Front Cover Switch Paper End Sensor 2nd Registration Sensor Duplex Unit Cover Switch Dupl...

Страница 49: ...J021 J023 J018 Slide 49 Electrical Components J018 4 5 Cooling Fan Control Board DIB Duplex Interface Board HVPS High Voltage Power Switch PSU Power Supply Unit Ink Pump Motors x6 CCB Cartridge Contr...

Страница 50: ...1 J023 J018 Slide 50 Electrical Components J018 5 5 Paper Feed Clutch Vertical Encoder Sensor 1st Registration Sensor HRB Head Relay Board Maintenance Motor Maintenance Unit HP Sensor Ink Collector OP...

Страница 51: ...NIC is an integrated part of the controller board NIC is separate board from controller board No NIC The J017 J023 controller has the NIC mounted on the CTL board This controller is not PCL compatible...

Страница 52: ...52 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 52 J017 J019 J021 J018 J023 Service Training 5 Image Processing No additional notes...

Страница 53: ...53 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 53 Image Processing No additional notes...

Страница 54: ...54 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 54 J017 J019 J021 J018 J023 Service Training 6 Print Heads No additional notes...

Страница 55: ...level is controlled by a combination of input from electrical sensor pins detecting excess air lack of ink and mechanical feeler arms attached to tank bellows Redesigned electrical ink level detection...

Страница 56: ...de 56 Wide print heads 32 3 mm 1 27 enable faster printing due to large area printed with each pass of the heads There are four print heads each with two rows for ink output Note J018 has four heads P...

Страница 57: ...ing PZT expand Expansion of PZT puts pressure on ink forcing it out of ejection port This is a unique design that has several technical advantages over bubble jet printers such as faster printing spee...

Страница 58: ...G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 58 Under magnification right with head cover removed staggered alignment of ink output holes can be seen Nozzles 2 2 Ink Output Holes...

Страница 59: ...Level Feelers 1 2 Each print head tank feeler arm passes through ink level sensor as carriage passes Near End indicated by software count of number of prints head cleaning actions etc Ink detection sy...

Страница 60: ...r air purge preset amount of ink is first pumped into head tanks and then Carriage Unit moves so Ink Level Sensor can detect arm positions When arm positions indicate that ink has not risen in head ta...

Страница 61: ...019 J021 J023 J018 Slide 61 Air Release Solenoid Air release arm pushes the air release valves both channels of two channel heads opened together when performing Air Purge Filling Ink Level Feeler Pin...

Страница 62: ...valve is opened during filling until prescribed time Air release valve closes Ink pump motors run in reverse momentarily to create vacuum in head tank Optimal arm position is set J017 J019 J021 J023...

Страница 63: ...63 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 63 J017 J019 J021 J018 J023 Service Training 7 Ink Supply No additional notes...

Страница 64: ...s high color image quality on plain paper at fast printing speeds Viscous Ink Penetration Dries quickly Supports high speed printing No stain on back of print out Enables high speed duplex printing Vi...

Страница 65: ...und 20 when printing in duplex Reason GelJet ink is more viscous than typical ink jet ink but still seeps into paper more than laser printers toner and ink density reduction results in better looking...

Страница 66: ...k Cartridges 1 3 Notice how the four cartridges have different shapes see A D above ensuring that each color cartridge will only fit into the correct slot D C B A M size Machines come with four starte...

Страница 67: ...M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 67 Ink Cartridges 2 3 Different mechanical keys at end of new type cartridges safeguard against using wrong generation cartridges in machine K...

Страница 68: ...68 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 68 Ink Cartridges 3 3 ID Chip Ink Out ID Chip No additional notes...

Страница 69: ...for each ink cartridge IC chip are shown here Mechanical type carriage keys prevent the wrong type of cartridge from being inserted Ink Cartridge Type Keys Old 1 2 Carriage Type Keys Old Set Sensor Co...

Страница 70: ...achine Codes J017 J019 J021 J023 J018 Slide 70 New shape Carriage type Keys prevent older style cartridges from being used and new type cartridges from being used in older machines Ink Cartridge Type...

Страница 71: ...W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 71 Dual ink tank system enables Changing print cartridges without changing heads Print cartridge replacement without running the head s out of ink H...

Страница 72: ...es J017 J019 J021 J023 J018 Slide 72 Ink Flow Two Head Old 1 4 Two motor four pump design Used in two head models prior to J017 J019 J021 J023 Head Tanks HT 1 4 Sensor Pins AS 1 4 Feeler Arms F 1 4 Pr...

Страница 73: ...17 J019 J021 J023 J018 Slide 73 Ink Flow Two Head New 2 4 Four motor reversible four pump design Used in current two head models J017 J019 J021 J023 Head Tanks HT 1 4 Sensor Pins AS 1 4 Feeler Arms F...

Страница 74: ...Flow Four Head Old 3 4 Three motor six pump design Used in four head models prior to J018 Colors can be laid down in the same order in both directions assisting quality color output Sensor Pins AS 1...

Страница 75: ...ensor Pins AS 1 6 Feeler Arms F 1 6 Head Tanks HT 1 6 Print Heads H 1 4 Ink Cartridges CT 1 4 Ink Pump Motors IM 1 6 Magenta Yellow Black Cyan Left to right pass Right to left pass MYC MYC MCY MCY YCM...

Страница 76: ...Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 76 Ink Supply Unit 1 2 Notice ink supply motors attached to back of Ink Supply Unit Ink Supply Motors Bidirectional J017...

Страница 77: ...Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 77 View of Ink Supply Unit component parts Motors J017 J019 J021 J023 Ink Supply Unit 2 2 No addi...

Страница 78: ...G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 78 Ink Pumps 1 4 Ink pumps for new machine have been completely redesigned Rubber seal in cap on end of spring prevents ink from leaking down outs...

Страница 79: ...G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 79 Ink Pumps 2 4 New design reversible pumps have one motor per pump with each color having its own motor pump example above Ink...

Страница 80: ...efore Ink is pumped as the off center cam rotates squeezing ink through the tube wrapped around the cam New design is bidirectional enabling head tank vacuum creation when run in reverse Previous desi...

Страница 81: ...81 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 81 View of Ink Pump component parts Ink Pumps 4 4 No additional notes...

Страница 82: ...g Ink supply sequence performed every time printer is switched on Normal Filling Machine monitors level of ink in each ink tank during printer operation and replenishes ink supply when ink level drops...

Страница 83: ...r Purge Filling Sensor pins trigger pump time out during filling Near End Ink inside the cartridge is almost empty Ink cartridge level drops below 20 Software count Final End Ink inside the head tank...

Страница 84: ...below for Black K shows progression in display from full on left to empty on right At 100 ink cartridge is between 81 and 100 full 0 display is cartridge near end alert Printing is still possible unti...

Страница 85: ...1 J023 J018 Slide 85 Display Count Ink Cartridge Replacements 7300 CART CHG CNT K K Black 7301 CART CHG CNT C C Cyan 7302 CART CHG CNT M M Magenta 7303 CART CHG CNT Y Y Yellow Use the above SP codes t...

Страница 86: ...Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 86 J017 J019 J021 J018 J023 Service Training 8 Print Head Maintenance No additional not...

Страница 87: ...des J017 J019 J021 J023 J018 Slide 87 Needle plugs into sealed Ink Collector Unit newly designed since last model Ink Collector Unit Needle J017 J019 J021 J023 Maintenance Unit 1 6 Maintenance unit ab...

Страница 88: ...19 J021 J023 J018 Slide 88 View of Maintenance Unit View of Maintenance Unit being removed from machine being removed from machine Right Ink Sump Maintenance Unit J017 J019 J021 J023 Maintenance Unit...

Страница 89: ...d 2 cover print heads when carriage is at home position on right side of printer J018 has 4 moisture caps New machine version has larger opening among other differences Cap 2 Moisture Cap 1 Moisture S...

Страница 90: ...e Unit scrapers scrape excess ink off sides of exit area directly over the Right Ink Sump Over time dried ink can build up in this area Dual scrapers move back and forth together wiping ink off Ink Sc...

Страница 91: ...ine Codes J017 J019 J021 J023 J018 Slide 91 Maintenance Unit 5 6 Rubber Head Scraper of Maintenance Unit periodically rises up and scrapes excess ink off print heads Rubber Head Scraper Maintenance un...

Страница 92: ...Maintenance Unit 6 6 Directional Arrow Before moving carriage unit align triangles as shown in above image to ensure Maintenance Unit parts are all retracted Note directional arrow indicating correct...

Страница 93: ...ed ink in Ink Collector Unit Note Ink Collector Unit shown above is for J017 J019 J021 J023 machines J018 machine has the same type and shape of unit but larger Usage Monitor IC Chip Used Toner Needle...

Страница 94: ...Ink Collector Unit Use this SP to display current software count for flushing tank s Note Near end threshold is 413 ml Display Count Tank Full Ink Collector Unit 7201 WASTE CNT R FULL Ink Collector Un...

Страница 95: ...1 J023 J018 Slide 95 The Right Ink Sump is new to this machine Normally this ink sump does not need to be removed and should last for lifetime of machine Over long periods of inactivity thickened ink...

Страница 96: ...del M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 96 The Right Ink Sump moves back and forth enabling even distribution of ink within the sump Left Ink Sump is stationary R...

Страница 97: ...1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 97 Gear driven by Maintenance Unit motor drives gear which converts rotational movement to side to side motion Right Ink Sump Drive Gears J01...

Страница 98: ...23 J018 Slide 98 SP Code for Left Ink Sump Display Count Tank Full Ink Collector Unit SP 7202 WASTE CNT L FULL Left Ink Collector Unit During printing it is sometimes necessary to eject ink into this...

Страница 99: ...L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 99 User Maintenance Cleaning Flushing The term flushing for this machine has the same meaning as drive cleaning in previous machines See user...

Страница 100: ...mall amount of ink ejected after 10 hours Ensuring smooth surface of ink in nozzle holes Head cleaning after one week Ink purge after one month While Printing periodically Small amount of ink ejected...

Страница 101: ...s depending on how negative pressure is reestablished Maintenance Unit Air Purge Filling Resets the pressure inside the tank by releasing the air release valve Refills the head tanks Closes the air re...

Страница 102: ...een Sheets Before Capping Ink purge Air Purge Filling Cleaning Normal filling O O O O O Initial filling O Flushing O O O O O O O O O O O O O O High Low Maintenance Priority Ink filling Ink suction Wip...

Страница 103: ...4 For J018 only Use this SP to display total number of print head cleanings executed from printer driver and from printer operation panel Display User Flushing Count 7104 USER RF CNT H1 Print Head 1 7...

Страница 104: ...104 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 104 J017 J019 J021 J023 J018 Service Training 9 Carriage Drive No additional notes...

Страница 105: ...elt which is connected to the Carriage Unit Horizontal Encoder Strip parallel with Timing Belt is read by a sensor which keeps track of Carriage Unit position Carriage Drive 1 3 Horizontal Motor Drive...

Страница 106: ...106 Horizontal Motor Drive Gear Horizontal Drive Motor Front Rear Horizontal Encoder Strip Vertical Encoder Wheel Periodically clean both Horizontal Encoder Strip and Vertical Encoder Wheel with soft...

Страница 107: ...J017 J019 J021 J023 J018 Slide 107 Control Board HVPS Transfer Belt Carriage Unit Maintenance Unit Ink Sump J018 Notice that J018 machine is wider to accommodate the extra width of the Carriage Unit...

Страница 108: ...19 J021 J023 J018 Slide 108 Registration Sensors 1 3 1st registration sensor detects leading edge of every sheet and also detects width of paper when carriage and sensor pass horizontally over vertica...

Страница 109: ...om Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 109 Registration Sensors 2 3 Cover over 1st Registration Sensor is easily removed Transport Belt 1st Registration Sen...

Страница 110: ...Machine Codes J017 J019 J021 J023 J018 Slide 110 Registration Sensors 3 3 2nd registration sensor detects leading and trailing edge of each sheet during high speed printing Printer uses this informati...

Страница 111: ...td http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 111 J018 can replace with carriage unit alone J017 J019 J021 J023 J018 Service Part Setting No add...

Страница 112: ...full details see the service manual The service part number is different for the kit for the J023 Ink tube is longer Carriage Unit Replacemnt Kit 1 2 Carriage Unit Replacement Kit 1 2 J017 J019 J021 J...

Страница 113: ...a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 113 The above items are included in the Carriage Replacement Kit for the J018 For full details see the service manual Carriage Uni...

Страница 114: ...overs 6 Release ink supply unit 4 Remove operation panel 5 Remove front cover Inner cover Upper cover Right cover Ink cartridge cover 7 Change Envelope lever 9 Remove encoder strip 10 Attach jigs 11 U...

Страница 115: ...software settings 2 Remove output tray 3 Remove covers 4 Insert sheet Inner cover Upper cover Right cover 7 Change Envelope lever 9 Remove encoder strip 10 Attach jigs 11 Unlock Pull out guide rod 12...

Страница 116: ...116 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 116 J017 J019 Service Training 10 Paper Feed No additional notes...

Страница 117: ...G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 117 Paper path Bypass Unit Paper Feed Rollers Pick up Roller Duplex Unit Output Tray Tray 3 Tray 2 Tray 1 Print Head Unit J018 Only J0...

Страница 118: ...achine Codes J017 J019 J021 J023 J018 Slide 118 Transport Belt Highly accurate print images J017 J019 J018 J023 simplex duplex J021 simplex only Laser like printable area with bottom margin 4 2 mm Rol...

Страница 119: ...8 Slide 119 Vertical Timing 1 2 Machine is able to accurately gauge position of paper on Transport Belt by reading markings on Vertical Encoder which is connected to transport belt as shown in above d...

Страница 120: ...Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 120 Vertical Timing 2 2 Vertical Encoder Sensor Vertical Encoder Wheel No additional no...

Страница 121: ...pply charges the roller below the transport belt Charge Roller then applies charge to Transfer Belt Static charge holds paper in place Temperature humidity sensor below transport belt monitors tempera...

Страница 122: ...to 35 C 32 F to 95 F Adjusted in 2 5 C 4 5 F steps Humidity 0 to 100 Adjusted in 10 steps Feedback from temperature humidity sensor is used to charge width applied to transport belt below print heads...

Страница 123: ...ing heads generate a slight amount of ink mist as byproduct of printing process This mist adheres to head surface due to static charge effect on feeding belt which varies depending on type of paper us...

Страница 124: ...ving leak detection signal from HVPS High Voltage Power Supply during printer operation When charge leak is detected Voltage supply from HVPS is interrupted immediately Printer stops current job in pr...

Страница 125: ...125 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 125 J017 J019 J021 J023 J018 Service Training 11 Duplex Unit No additional notes...

Страница 126: ...sides of Duplex Unit standard Note that Front Back Top Bottom labels are from point of view of looking at rear of machine Rear cover can be opened while Duplex Unit is attached to machine Duplex Unit...

Страница 127: ...G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 127 Duplex Unit snaps into place via spring loaded hooks without having to manually set the hooks Duplex Unit 2 2 Duplex Unit Release Hooks Back o...

Страница 128: ...8 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 128 J017 J019 J021 J023 J018 Service Training 12 Peripheral Devices No additional note...

Страница 129: ...1 Machine Codes J017 J019 J021 J023 J018 Slide 129 For Paper Tray Unit details see following slides Paper Tray Unit Cross Section Left Side Friction Pad Lever Friction Pad Paper Feed Rollers Smooth Ro...

Страница 130: ...el M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 130 Paper Tray Unit Electrical Components PFU Control Board Paper Feed Motor Paper Feed Clutch Relay Sensor Rear Unit Switc...

Страница 131: ...er cassette is inserted pegs on bottom plate arms slide up over runners on both sides of frame raising bottom plate and paper stack The Bottom Plate Spring expands and applies tension on the Bottom Pl...

Страница 132: ...ler rotates it pulls sheet over friction pad If more than one sheet is picked up the friction pad will catch the lower sheet and prevent it from feeding This mechanism prevents double feeds The pick u...

Страница 133: ...drops into slot in bottom tray pulling top of actuator into paper end sensor gap When actuator enters sensor gap this signals Paper End and machine will display a paper end alert on the printer Opera...

Страница 134: ...023 J018 Slide 134 Paper feed motor drives pick up roller and paper feed roller Magnetic Paper Feed Clutch activates to rotate pick up roller to feed each sheet to Paper Feed Rollers Paper Tray Unit P...

Страница 135: ...oller provides enough resistance to ensure that only one sheet of paper feeds The 1st feed roller 3 and 2nd feed roller 4 feed the paper to the main machine The J507 J309 J311 are much the same so the...

Страница 136: ...hine Codes J017 J019 J021 J023 J018 Slide 136 Bypass Tray 2 Important Parts Cross Section View 1 Paper tray 2 Side fence 3 Pickup roller 4 1st feed roller 5 De curl roller J309 J311 6 2nd feed roller...

Страница 137: ...J023 J018 Slide 137 Bypass Tray 3 Important Parts 3D View 1 Bypass feed clutch 2 Cam 3 Pickup roller 4 Bypass paper end sensor 5 Cam 6 1st feed roller 7 De curl roller J309 J311 8 2nd feed roller 9 By...

Страница 138: ...er from the tray and sends it to the 1st feed roller 5 J309 only The 1st feed roller sends the paper to the de curl roller 6 The de curl roller is raised slightly higher than the other rollers so it p...

Страница 139: ...n a sheet of paper enters the main machine from the bypass tray Only the 1st registration sensor 1 on the left side of the print head detects the leading edge of each sheet as it enters the printer Th...

Страница 140: ...140 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 140 J017 J019 J021 J023 J018 Service Training 13 Maintenance No additional notes...

Страница 141: ...ad Cleaning and Adjustment Print Head Cleaning and Adjustment Preparing for Test Printing Nozzle Check Nozzle Check Pattern Nozzle Coverage Check Pattern Ctrl Shift 3 Color Demo Print Print Head Clean...

Страница 142: ...21 J023 J018 Slide 142 Cleaning Most Frequently Necessary Maintenance Unit Cleaning Transport Belt Cleaning Horizontal Encoder Strip Cleaning Other Items to Clean Feed Roller Cleaning Friction Pad Cle...

Страница 143: ...d tip of screwdriver to clean inside and around right air vent and suction cap 3 Procedures for J018 are the same but there are four head caps 1 2 3 J017 J019 J021 J023 The damp cloth prevents scratch...

Страница 144: ...del M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 144 Transport Belt Cleaning Jam Feed Wheel Rotate jam feed wheel enough to progressively expose all sections of transport...

Страница 145: ...re Dampen small piece of clean linen cloth with a little alcohol Never use cotton tissue or any type of material that leaves fibers Gently wipe horizontal encoder strip in one direction only Never app...

Страница 146: ...146 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 146 J017 J019 J021 J023 J018 Service Training 14 Troubleshooting No additional notes...

Страница 147: ...this and the following two slides Print nozzle check pattern Is there a buildup of ink on right side Has there been a similar condition before Are white lines evenly spaced Perform flushing and print...

Страница 148: ...nes on this and preceding following slides A Perform flushing and print nozzle check pattern Solved Y N After 5 10 minutes perform flushing and print nozzle check pattern Solved Y N End Replace with n...

Страница 149: ...tend to happen every morning or after long idle periods N Y Has it been more than six months since the ink cartridge was installed Y N Any color missing from nozzle check pattern Y Y Is recycled pape...

Страница 150: ...1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 150 Recommended Reference Material For a thorough understanding of the machine and best trouble shooting procedures spend some time studying Servic...

Страница 151: ...151 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 151 J017 J019 J021 J023 J018 Service Training 15 Service Remarks No additional notes...

Страница 152: ...as pair J018 Carriage Unit only without changing the Ink Supply Unit At future date all machines will have J018 type Carriage Unit The following parts however are considered irreplaceable If a defect...

Страница 153: ...153 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 153 J017 J019 J021 J023 J018 Service Training 16 Appendix No additional notes...

Страница 154: ...J021 J023 J018 Slide 154 Arrows stamped into sides of parts circled above indicate correct side and orientation of parts Note Some older machines do not have the arrows in which case extra caution is...

Страница 155: ...Machine Codes J017 J019 J021 J023 J018 Slide 155 Caution When installing new Ink Carriage Unit the timing belt must be properly attached For details see the service manual Timing Belt Attachment Timi...

Страница 156: ...Carefully note order and placement of ink lines as they must be placed exactly in the order shown above Ink Tube Order 6 5 4 3 2 1 6 1 2 3 4 5 Back to Replacement Flow Note Be certain that there is n...

Страница 157: ...157 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 157 J017 J019 J021 J023 J018 Service Training 17 Energy Saving No additional notes...

Страница 158: ...23 J018 Slide 158 Promote Use of Energy Saving Features Energy Saver Mode Proper use of energy saver modes saves energy and is environmentally friendly Duplex Settings Use of Duplex settings reduces a...

Страница 159: ...y Saver Mode1 30 sec This can be only turned on or off Energy Saver Mode2 1 to 240 min This can be turned on or off and timer setting is adjustable default 1min Return to Stand by Mode Energy Saver Mo...

Страница 160: ...ter Default is 5 minutes Setting can be changed within a range of 5 to 60 minutes After selected time has elapsed machine will enter Sleep Mode Return to Standby Mode Machine returns to standby mode f...

Страница 161: ...017 J019 J021 J023 J018 Slide 161 Duplexing and combine functions reduce amount of paper used Less energy overall is used for paper production which helps the environment Duplex Reduce paper volume by...

Страница 162: ...counter For one duplex page total counter goes up by 2 For a duplex job of a three page original total counter goes up by 3 Duplex counter counts pages with images on both sides For one duplex page du...

Страница 163: ...163 Ricoh Co Ltd http www ricoh com Model M G1a M G1b M G1L M G1W R G1 Machine Codes J017 J019 J021 J023 J018 Slide 163 End of Course No additional notes...

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