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Ricoh GR-C1 Series, Service Training

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Ricoh GR-C1 Series Service Training Download Page 199

199

GR-C1 Training

Slide 199

Tray Lift

‰

The upward pressure from the bottom plate is adjusted depending on how much 
paper remains.

‰

The bottom plate lift arm rises when paper is used up.

‰

The bottom plate lift sensor detects the encoder plate moving through it.

‰

In response to the output from the sensor, the bottom plate lift motor lifts the bottom 
plate.

Bottom Plate 
Lift Sensor

Bottom Plate

Bottom Plate 
Lift Arm

Bottom Plate 
HP Sensor

Encoder Plate

‰

Just after the power is turned on, the tray goes down to home posiiton. Then, the 
motor lifts it to the correct position.

Summary of Contents for GR-C1 Series

Page 1: ...1 GR C1 Training Slide 1 D117 D118 Service Training GR C1 Version 1 0 This training course provides service technician training for the GR C1 series copiers...

Page 2: ...2 GR C1 Training Slide 2 D117 D118 Service Training Product Overview This section provides an overview of the machine and the options that can be installed...

Page 3: ...Rn MF1 28ppm S C4 5 20ppm Panache MF2 20ppm PE MF2 20ppm Sh MF1 45 55ppm Z C1 30 40ppm GR GR C1 C1 A4 A4 color color desktop desktop Desktop Desktop Floor Floor Desktop Desktop Floor Floor Position in...

Page 4: ...cpm full color black and white Fax is available as an option ARDF Standard for all models except the EU and China versions of D118 All models contain a duplex unit and a bypass tray as standard equip...

Page 5: ...A4 desktop MFP series There are no optional or built in finishers ARDF Standard except EU and China versions of the Standard model One paper tray is standard Optional one bin tray Duplex and bypass a...

Page 6: ...yout Toner Bottles Image Transfer Belt Unit ITB Fusing Unit Duplex Path Paper Transfer Roller PTR ID Sensor ITB Cleaning Unit PDCU Photoconductor and Development Unit Laser Units and Polygon Mirrors J...

Page 7: ...own designated functions An SD USB slot is built into the right side of the panel as standard equipment not an optional unit Home Button Function Keys SD USB Slot Touch Panel SP5074 can be used to cu...

Page 8: ...gy saver mode To cut the power turn of the main switch the machine goes into the safe shutdown process Energy saver lamp Blinks slowly when the machine is in energy saver mode Stays off when the machi...

Page 9: ...9 GR C1 Training Slide 9 Operation Panel 3 The angle of the operation panel can be changed No additional notes...

Page 10: ...D607 Platen Cover PN1010 D118 Europe China The customer must buy one of these S C5 New ARDF D606 DF1030 Also used with these new models Note Similar to These are only options for the RE and China ver...

Page 11: ...Options Paper Feed and Finishing Also used with these new models New One bin tray D574 BN1010 Up to two of these can be installed below the main unit New One tray paper feed unit D573 PB1050 Note Simi...

Page 12: ...tion This unit will not be released at the same time as the GR C1 New D657 Fax Connection Unit Type D AT C3 AP C3 S C5 D645 Handset Type C5502 Also used with these new models Option for D118 standard...

Page 13: ...C1 AL C2 AT C3 D377 IEEE 802 11a g Interface Unit Type J OR C1 AL C2 AT C3 OR C1 AL C2 AT C3 OR C1 AL C2 AT C3 OR C1 AL C2 AT C3 Also used with these new models New D656 Browser Unit Type H G874 Gigab...

Page 14: ...e 14 Options Other OR C1 AL C2 AT C3 OR C1 AL C2 AT C3 Also used with these new models HDD is not required B829 Copy Data Security Unit Type F B870 Optional Counter Interface Unit Type A Note Similar...

Page 15: ...15 GR C1 Training Slide 15 Controller Options Memory Upgrade Options There are no memory upgrades Also no fax memory upgrade option...

Page 16: ...cause of this the data backup procedure has been changed The FCU contains the ROM SRAM and NCU circuits Options for fax Handset for the USA This is a new model There is no optional memory There is no...

Page 17: ...et Slot B is used for the Bluetooth unit or the external USB keyboard SD card slots 1 2 See the next few slides Caution Do not remove the Bluetooth unit while the machine power is on The SD Card slots...

Page 18: ...18 SD Card Slots 1 Slot 1 upper slot can be used for the following Empty when shipped Use when installing the following options VM card PictBridge Browser unit SD card for Netware printing There is n...

Page 19: ...19 GR C1 Training Slide 19 SD Card Slots 2 Slot 2 lower slot Empty when shipped Use this slot for service procedures such as firmware update and NVRAM backup No additional notes...

Page 20: ...SD Card Slots 3 Operation panel SD card slot Use this for SMC data export SP5992 The service slot does not support this function PDF direct print from SD card SMC data export is a feature that was ad...

Page 21: ...locations A B on the inner cover Location C is where the SMC sheet is stored when the machine is shipped Some disassembly is required to access this cover See the following section of the service man...

Page 22: ...e is no Security SD Card At installation these features must be enabled with SP mode Service Manual Installation Copier Installation Installation Procedure Data Overwrite Security Service Manual Insta...

Page 23: ...23 GR C1 Training Slide 23 D117 D118 Service Training Specifications This section provides an overview of the main specifications For more details see the service manual...

Page 24: ...10 s First Copy Time A4 LT SEF Black Less than 7 s Full Color Less than 11 s Max Paper Size Cassettes A4 LT Custom Size Paper Width 216 mm 8 5 Length 297mm 11 7 Bypass LG Custom Size Paper Width 216 m...

Page 25: ...0 sheets Maximum 200 sheets with 1 bin tray Paper Weight g m2 Standard Tray 60 163 Bypass 60 220 Duplex Unit 60 163 Duplex is standard Paper Weight Ranges Thin 60 74 g m2 Normal 74 81 g m2 Middle thic...

Page 26: ...Paper Optional Paper Feed Trays Plain Paper Recycled Paper Color Paper Letterhead Preprinted Paper Bond Paper Card Stock Special Paper Bypass Tray Plain Paper Thick Paper OHP Transparency Recycled Pa...

Page 27: ...n US Less than 1 3KW Full system EU Asia Less than 1 2KW Full system Dimensions W x D x H including ARDF and operation panel 498 x 532 x 505 mm 19 6 x 20 9 x 19 9 inches Weight Models with no ARDF Les...

Page 28: ...vailable Printer Drivers standard PCL5c PCL6 PS3 XPS Print Resolution PCL5c 300x300 dpi Grayscale 600x600dpi 1 2 bit PCL6 600 x 600 dpi 1 2 bit 1200 x 1200 dpi 1 bit RPCS Not supported PS3 600 x 600 d...

Page 29: ...standard compression with ADF Over 30ipm A4 SEF 200dpi with FC letter photo JPEG standard compression with ADF Scanning Resolution 100 200 300 400 600 dpi default is 200 dpi Scan Area Exposure Glass 2...

Page 30: ...r Minute with DF A4 LT SEF 200x200 or 200x100 22 pages minute Modem Speed 33 6K 2400bps with Auto Fallback SAF Memory Size 4 MB 320 sheets ITU T No 1 chart No memory option available Memory Backup 12...

Page 31: ...etection No Capacity 500 sheets Paper Weight 60 to 163 g m2 16 43 5 lb Paper Size A5 HLT to A4 LG SEF Power Consumption Less than 27 W 1 bin Tray Unit D574 Paper Size A5 HLT to A4 LG SEF Paper Weight...

Page 32: ...ning Slide 32 Reliability Color ratio 20 ACV 2K Max CV 5K PM Cycle 60K 90k see next slide MCBF 40k MCBC Mean Copy Between Calls 24K Call Ratio 0 083 Life 300K or 5 years which ever comes first No addi...

Page 33: ...verage 2 pages job Waste Toner Bottle 90k Consumables Toner Black normal 8k prints Black high yield cartridge 12k prints A4 6 coverage CMY 4k prints A4 5 coverage There are no starter cartridges The P...

Page 34: ...r feed rollers main tray optional tray bypass 120k Friction pad main tray optional tray 120k A color ratio of 20 is assumed The average machine life is 120k With a color ratio of 20 the life of PCDU f...

Page 35: ...35 GR C1 Training Slide 35 D117 D118 Service Training Important Features This section briefly explains some of the most important features of this model that are fairly new to the product lineup...

Page 36: ...ents than a traditional fusing unit allowing costs to be reduced The components have a low heat capacity which means that the unit can warm up more quickly than a traditional fusing unit For a full de...

Page 37: ...pression Support Reduce Enlarge Scan Enhanced Batch Scan Optional HDD required Split Scan from Book Type original Import Export of Preference Settings Expanded the number of User Code Scheduling of Qu...

Page 38: ...mmed shortcuts and Web pages Home key Press to display the Home Screen Status key Press to check the machine s system status operational status of each function current jobs and the job history Key fo...

Page 39: ...he upper right corner of the screen Also a program short cut can be set on the home screen Users can program a frequently used job operation on the home screen so that they can execute it with just on...

Page 40: ...tor can customize displayed icons and the layout on the Default Home screen from the operation panel or Web Image Monitor On the other hand User s Home screen is available when user authentication is...

Page 41: ...devices Cloning the GW home screen is one of the most important features of the GW controller The home screen can have these types of icons Icons for SDK applications Icons for URL MFP browser option...

Page 42: ...home screen Example of use If Ricoh s support web pages are bookmarked users can check the machine s manuals at the operation panel Requires the optional browser unit and hard disk The previous brows...

Page 43: ...ter a displayed web page in Favorites Up to 50 URLs can be registered as Favorites per device Workflow Improvement MFP Browser 2 Bookmarks for each user is not supported Simultaneous usage with an ext...

Page 44: ...applications it must be enabled with SP mode 5075 Default setting for SDK applications You cannot type in both SDK applications and GW applications from one keyboard If the USB keyboard is used for GW...

Page 45: ...e specified paper tray No staples This is not covered by pre detection of errors Hole punch receptacle is full This is not covered by pre detection of errors Jobs that are skipped will be stored as Ho...

Page 46: ...ion of errors Example If 4 sheets of paper are left and a 10 page simplex print job is sent to the machine i when the number of pages for pre detection of errors is 2 It is confirmed that more than 2...

Page 47: ...file that you want to print Print multiple PDF or TIFF files In addition to JPEG files multiple selection of PDF or TIFF files in same folder becomes available from this model max 999 Selecting multi...

Page 48: ...elow left The time can be changed at the operation panel or with Web Image Monitor as shown below right Requires a HDD option Use this to print large jobs after office hours so that others will not be...

Page 49: ...lected red in the document will be printed more vividly which is an optimal setting for the POP display When CLP Simulation3 mode is selected red in the document will be printed with a vermilion like...

Page 50: ...ve his or her own documents The banner page makes it clear who printed each job Printed banner pages are counted as B W jobs The banner page is not available for Sample print Locked print Stored print...

Page 51: ...ck and White Scan File Type PDF PDF A single page multi page Scan method Scan to Folder email USB SD Tiff file format doesn t support JBIG2 compression MH compression will be applied when scanning to...

Page 52: ...h an arbitrary reduction or enlargement ratio When using Specify Size if the originals are all different sizes the image sizes will all be the same This is a familiar copier function and it is now ava...

Page 53: ...two sided originals within your stack of originals Select Batch mode for and specify Original Settings Set the correct portion of the batch of originals on the ADF and start scanning When scanning of...

Page 54: ...ight page of a double page spread original separately Users will receive the left and right pages as separate images 1 Set a book type original on the glass 2 Select Book Type Original at Original Set...

Page 55: ...55 GR C1 Training Slide 55 Workflow Improvement User Codes For the GW controller the number of user codes is increased from 500 to 1000 No additional notes...

Page 56: ...this machine with the folder information of the logged in user After log in to the machine users can use HomeDirectory information registered to address book automatically as a destination for Scan t...

Page 57: ...tall language files for languages that are not included in the default languages These languages can be selected with an SP mode For Europe the default languages are English German Spanish French and...

Page 58: ...vert PDF or TIFF With preset project configuration we can distribute document s by pressing only 2 buttons Select Project Project Summary Start scanning With preset project configuration we can distri...

Page 59: ...L is a free desktop tool that allows users to manage up to 250 devices Birdie D R is a fee based desktop tool that allows users to manage up to 250 devices and provides a report by department Birdie...

Page 60: ...ays accessible to all functions Just add a link in the feature groups to have a new function 2 top right Current feature Live Search improves efficiency in filtering 3 bottom right Feature properties...

Page 61: ...ing this information With Ibis IT managers customize and create packages of printer drivers Users can use these packages to install the printer driver without knowing the IP address and other informat...

Page 62: ...d date and time Every xx days from the designated date and time xx can be 1 day 180 days At a designated time on the designated date of every month The time that the last auto reset was done and the l...

Page 63: ...D Machine D w o Fax option w o Fax option Same Network TCO Reduction Remote Fax 1 With this feature GW machines can send or receive faxes through a central GW machine with a fax option Users can share...

Page 64: ...ax option w o Fax option Fax Receiving Fax Sending Machine Machine C C w o Fax option w o Fax option Machine Machine D D w o Fax option w o Fax option Same Network SD Fax Connection Unit SD SD SD SD O...

Page 65: ...r pages and some pages with gray images and black text and if K Black per Page is selected the color pages will be printed in full color and pages including gray images and black text with black toner...

Page 66: ...of service modes become available The next page contains a chart of the messages and features that are Service mode provides a range of procedures needed for maintenance and troubleshooting The featu...

Page 67: ...re all zero If the NVRAM is cleared or replaced you must input the factory setting values for these SPs from the SMC list that is packed with the machine A hard disk is required to use this feature Cl...

Page 68: ...er will be On when the driver is first installed The first printing job will be done in duplex mode unless the customer modifies the printer driver settings first Duplex will be default for drivers on...

Page 69: ...the user who printed the job IP address of the device which printed the job Serial number of the device which printed the job Also the print position can be changed to upper left upper right or lower...

Page 70: ...All Direct Prt Jobs is selected print jobs which are not stored in the HDD will be cancelled When printing hold print jobs users must select single or multiple print jobs from the job list on the oper...

Page 71: ...ber of copies color monochrome duplex staples and so on at the operation panel before printing Please note that users can t use the operation panel to change the print settings of jobs that are stored...

Page 72: ...r setting The machine must have a HDD To use this function specify the period of time to switch the output mode in Timer Detailed Settings and then specify the output mode in Output Mode when the Outp...

Page 73: ...ng 2 Print 12 00 13 00 24 00 19 00 Setting 5 Forward Setting 3 Standby to Print Setting 4 Print Not printed Printed automatically Not printed Forwarded to specified address Printed automatically Recei...

Page 74: ...hen this feature is disabled Users can specify whether or not to print the received faxes immediately with the Prohibit Auto Print setting Also this setting can be registered as a Quick Operation Key...

Page 75: ...are 3 types of AES and each of these ciphers has a 128 bit block size with key sizes of 128 192 and 256 bits respectively DES the previous encryption standard has a 56 bit key size so AES with a 256...

Page 76: ...available for the following jobs Scan to Document Server Forwarding incoming fax to mail address PDF A is a file format and an ISO Standard for the long term archiving of electronic documents Users ca...

Page 77: ...aking digitally signed PDF Please add a certificate with Web Image Monitor If the certificate is expired or the mail address of the certificate is wrong users can t generate a digitally signed PDF Als...

Page 78: ...ant Notes about Servicing Before you start to work on the machine take note of the cautions listed in the manual in these sections Important Safety Notices Replacement and Adjustment Beforehand This s...

Page 79: ...on due to sparks or electrical contact inside the cleaner However it is possible to use a cleaner designed to be dust explosion proof If toner is spilled over the floor sweep up spilled toner slowly a...

Page 80: ...mponents from the machine turn off the main power switch check that the shutdown process has finished then unplug the machine After the main power switch has been turned off power supply to the contro...

Page 81: ...tion explains the main points about the installation procedure Only the important points are explained here this is not a full procedure Most of the installation is straightforward but a few points ha...

Page 82: ...all protection seals A on the drums straight out towards the front Do not attempt to remove tape B at this time To access this tape you have to close the front door open the paper tray and remove the...

Page 83: ...nt door open the paper tray and remove the waste toner tank Remove the tape A and set the lever B to the upright position This moves the ITB into contact with the K PCDU For shipping the ITB must be s...

Page 84: ...84 GR C1 Training Slide 84 Installing Toner Bottles Shake each bottle A 10 times before you install it in the machine The PCDUs already contain developer No additional notes...

Page 85: ...o SPs have to be done to initialize the machine Wait until the initial settings are finished and Ready is shown on the operation panel Never turn off the main power before all initial settings are fin...

Page 86: ...ling the hard disk check if the user wants to use encryption If the answer is yes then set up HDD encryption Also set up Data Overwrite Security See the installation procedure for the hard disk for de...

Page 87: ...on the first paper feed unit Then place the copier on the two paper feed units After installing the paper tray unit s check the registration for each tray For tray 2 use SP1002 003 For tray 3 use SP10...

Page 88: ...Two of these covers 6 7 replace existing covers on the machine and two 8 9 are additional covers needed after installing the unit The cables A and B in the diagram must be routed below the cable D Con...

Page 89: ...2 to 006 5 009 002 selects the first choice language 5 009 003 selects the second choice language and so on The following languages can be selected Japanese English French German Italian Spanish Dutch...

Page 90: ...ller box USB port Do the following steps to enable this feature 1 Connect the external keyboard to the USB port at the right side of the operation panel or the controller box USB port 2 Enter the SP m...

Page 91: ...FCU battery jumper switch A to the ON position Also do these fax SPs after installation Do SP3102 000 in the fax SP mode and enter the serial number for the fax unit Enter the correct country code wi...

Page 92: ...M data from the old FCU to the new one This is done by connecting the old FCU to the new one with a flat cable A flat cable is provided with the new FCU service part The following data will be transfe...

Page 93: ...to put the Fax icon Note This must be done during basic installation for the SPF model not only for the fax option Fax Service Manual Installation Fax Unit D649 Fax Icon Addition You can also do this...

Page 94: ...p to 6 subordinate machines Each subordinate machine can only have one master machine See the procedure in the service manual for full details Master Master Machine A Machine A with Fax option with Fa...

Page 95: ...Slide 95 Tray Heater Installation During this procedure we have to remove the left stay A Never press the main frame from above when the left stay is removed Otherwise the mainframe may be damaged No...

Page 96: ...above 2 is for machines that do not have the one bin tray unit If the one bin tray unit is installed a different bracket is required But it is not provided with the installation kit Contact your supe...

Page 97: ...into the machine during transportation 3 Remove the toner bottles This prevents toner flow into the toner supply tube which is caused by vibration during transport This can also cause the tube to be...

Page 98: ...98 GR C1 Training Slide 98 D117 D118 Service Training Maintenance No additional notes...

Page 99: ...99 GR C1 Training Slide 99 PM Parts Replacement at 60k PCDU K Replacement at 90k Waste toner bottle Service Manual Appendix Maintenance tables...

Page 100: ...R Replacement at 24k color prints PCDU CMY The machine is not expected to make 24k color prints within its life time so the color PCDUs are considered as yield parts Replacement at 120k ITB cleaning...

Page 101: ...wer off to remove these parts Then the machine will reset the PM counters automatically PCDU K SP3701 009 Developer initialization will also be done automatically Waste Toner Bottle if not full or nea...

Page 102: ...he counter values Make sure that the PM counters for the replaced units are 0 with SP7 803 If the PM counter for a unit was not reset then reset that counter with SP 7 804 Check the other counters as...

Page 103: ...art of the SMC data It takes 2 to 3 minutes to store the data on the card The file name is automatically generated from the following Machine serial number Date and time Type of SMC list The file is s...

Page 104: ...104 GR C1 Training Slide 104 D117 D118 Service Training Engine Details Overview No additional notes...

Page 105: ...Machine Layout Toner Bottles Image Transfer Belt Unit ITB Fusing Unit Duplex Path Paper Transfer Roller PTR ID Sensor ITB Cleaning Unit PDCU Photoconductor and Development Unit Laser Units and Polygon...

Page 106: ...106 GR C1 Training Slide 106 Paper Feed Paths ARDF Standard Paper Tray Optional Paper Trays Optional One bin Tray Standard Paper Exit Duplex Feed Path Bypass Tray No additional notes...

Page 107: ...ing Drive Motor Registration Clutch Duplex Transport Clutch Bypass Feed Clutch Development Clutch K Drum Drive Motor K Drum Drive Motor Color Development Motor Color Paper Transport Motor The paper tr...

Page 108: ...f Paper Transport Motor Area Registration Clutch Duplex Transport Clutch Bypass Feed Clutch Paper Transport Motor Bypass Bottom Plate Lift Clutch Paper Feed Clutch Couldn t get all the labels in so he...

Page 109: ...passed out from the machine s right side The temperature sensor is a thermistor above the YM laser unit The ozone filter is easy to change Scanner Cooling Fan Exhaust Fan Ozone Filter LD Unit Thermis...

Page 110: ...110 GR C1 Training Slide 110 D117 D118 Service Training Engine Details ARDF No additional notes...

Page 111: ...pad D Stopper E Pick up roller F Original set sensor actuator G Original set sensor H Upper cover open close sensor I Original tray J Platen K Reverse roller L Junction gate M Exit roller N ARDF moto...

Page 112: ...112 GR C1 Training Slide 112 Component Layout Transport Sensor ARDF Motor Pick up Solenoid Original Set Sensor Upper Cover Sensor Junction Gate Solenoid ARDF Relay Board No additional notes...

Page 113: ...ARDF motor drives all the rollers Solenoids lift and lower the pick up roller and the junction gate The ARDF motor contains a sensor to detect the number of rotations ARDF Motor Pick up Solenoid Junc...

Page 114: ...114 Original Detection The stopper prevents the user from placing originals too far into the feeder Original feed control starts when the original set sensor detects originals Original Set Sensor Sto...

Page 115: ...er onto the top original of the stack This moves the stopper out of the way and the original can be fed to the feed roller The friction pad ensures that only one sheet of the original enters the feede...

Page 116: ...gle sided scanning the original passes through the ARDF as shown above and out to the original exit tray Feed Roller ADF Entrance Roller Pre scanning Roller Transport Sensor Scanning Guide Plate Exit...

Page 117: ...the reverse roller is idle When the trailing edge of the original has passed the exit roller the junction gate solenoid turns off and the reverse roller feeds the original back into the ARDF The secon...

Page 118: ...118 GR C1 Training Slide 118 D117 D118 Service Training Engine Details Scanner No additional notes...

Page 119: ...side one carriage When you wish to move the carriage use the drive belt Do not pull the carriage directly Scanner Drive Motor Scanner Drive Belt ARDF Platen Cover Open Sensor Scanner Carriage Scanner...

Page 120: ...t follows the light path to the CCD The elements in the array are more densely spaced at the ends than at the center to make sure that enough light reaches the left and right edges of the original LED...

Page 121: ...od Scanning starts with the carriage at the HP sensor After scanning the carriage returns to the HP sensor The actuator for the HP sensor is on the underside of the carriage Scanner Drive Motor Guide...

Page 122: ...122 GR C1 Training Slide 122 Moving the Carriage by Hand When you wish to move the carriage move the belt as shown above Do not pull the carriage directly No additional notes...

Page 123: ...wn above A diagram on the left It must not be too slack at B or it will become worn It must be connected straight and not at an angle Hook the cable under the hook A diagram on the right If the cable...

Page 124: ...124 GR C1 Training Slide 124 D117 D118 Service Training Engine Details Laser Units No additional notes...

Page 125: ...it produces laser beams for two colors There is one laser beam for each color Polygon Mirror F theta Lens L1 LD Unit 2nd Mirror 1st Mirror 1st Mirror F theta Lens L2 F theta Lens L2 Dust Shield Glass...

Page 126: ...Training Slide 126 Laser Beam Path The scan line is written on the drum from the front end towards the rear of the machine Polygon Mirror LD Unit Collimating Lens F theta Lens L1 OPC Drum No addition...

Page 127: ...from left to right as seen from the front of the machine This moves the position of the scan line on the drum to correct for image skew Turning the adjuster clockwise moves the front of the scan line...

Page 128: ...ing an LD Unit There are two things to do Initialize the D phase data and shading data See the service manual Replacement and Adjustment Laser Optics Do the color skew adjustment procedure Explained o...

Page 129: ...e or more of the SP values is not within 5 then you must adjust color skew for any color that has an SP value that is not 0 For example If 2 117 001 is 4 and the others are 1 no adjustment is necessar...

Page 130: ...ose the front cover again Execute MUSIC SP2 111 002 again This is because removing the upper cover may have caused the LD units to slip out of alignment Never try to do the color skew adjustment while...

Page 131: ...the knobs shown above See the procedure in the service manual for details These adjustments move the L2 F theta lenses inside the LD units K C M Y Service manual Replacement and Adjustment Image Adjus...

Page 132: ...SP2 117 001 to 004 Clockwise 90 degrees corresponds to changing the SP value by 1 Counterclockwise 90 degrees corresponds to changing the SP value by 1 A click is felt every 90 degree rotation of the...

Page 133: ...lor Skew Adjustment 5 Reassemble the machine Check the SPs SP2 117 001 to 004 If one or more of them is over 5 either positive or negative repeat the adjustment The adjustment is finished if all SP va...

Page 134: ...134 GR C1 Training Slide 134 D117 D118 Service Training Engine Details Photoconductor Unit No additional notes...

Page 135: ...nt roller L Toner mixing coil lower M Toner density sensor The photoconductor unit contains the drum and the development unit The lubricant bar is shorter in the color PCDUs than in the K PCDU The ton...

Page 136: ...R C1 Training Slide 136 Charge Roller The charge roller cleaning roller rotates whenever the charge roller rotates Charge Roller Charge Roller Cleaning Roller Drum Image Transfer Roller No addiitonal...

Page 137: ...as adhered to the edge of the blade Toner removed from the drum goes to the waste toner collection coil which moves the waste toner towards the front of the machine where it drops into the waste toner...

Page 138: ...C1 Training Slide 138 Development The development roller has a development sleeve Toner Mixing Coil Upper Toner Mixing Coil Lower Toner Density Sensor Drum Development Roller Doctor Blade No additiona...

Page 139: ...ot sufficient the toner supply unit adds toner from the toner bottle The ID sensor below the ITB detects the density of a standard patch that is transferred to the ITB This sensor is also used for ton...

Page 140: ...K For CMY there are two motors drum drive and development unit drive For K there is one motor A clutch connects this motor to the development unit at the correct time Never remove gears C E or G The...

Page 141: ...ponents of the PCDUs If you are working around the drive area see the previous slide mark the posiitons of the drum phase gears If these gears come off it is very difficult to get them back in the cor...

Page 142: ...acement Procedures PCDU K To remove the K PCDU A we must release the lock lever For the CMY PCDUs it is not necessary to release the lock lever After replacing the K PCDU do not forget to lock the loc...

Page 143: ...sion before PCDU CMY replacement Otherwise the ITB may be damaged The tension of the ITB can be released as follows Turn the pressure release screw A to the left until the flat part of the half moon o...

Page 144: ...144 GR C1 Training Slide 144 D117 D118 Service Training Engine Details Toner Supply No additional notes...

Page 145: ...45 GR C1 Training Slide 145 Overview A ID chip B BRB Bottle Read Board C Toner bottle D Toner supply motor E Toner supply coil F Agitator G Toner end sensor H Shutter There is no toner end sensor for...

Page 146: ...he toner towards the toner supply coil From there the toner drops into the development unit Only the CMY units have toner end sensors In the K unit the ID chip monitors toner end The machine calculate...

Page 147: ...147 GR C1 Training Slide 147 Toner Bottle Detection When the BRB board detects an ID chip the machine detects that the toner bottle is installed Toner Bottle BRB ID Chip No additional notes...

Page 148: ...Cyan SP3 701 029 Magenta SP3 701 030 Yellow Set the following SPs Toner supply flag to 1 depending upon the color of the replaced unit SP3 510 031 Black SP3 510 032 Cyan SP3 510 033 Magenta SP3 510 03...

Page 149: ...149 GR C1 Training Slide 149 D117 D118 Service Training Engine Details Paper Feed This section covers the standard tray and the bypass tray...

Page 150: ...Paper end sensor E Paper feed roller F Paper dust collector G Registration roller the roller on the left is driven by the motor H Registration sensor I Paper feed sensor J Bypass feed roller K Bypass...

Page 151: ...registration and bypass mechanisms through gears and clutches It also drives the duplex and bypass bottom plate lift mechanisms Paper Feed Clutch Paper Feed Roller Registration Roller Registration Clu...

Page 152: ...This diagram shows the sensors related to paper feed from the trays A feed roller and friction pad system is used Paper Feed Sensor Paper End Sensor Registration Sensor Bypass Paper Size Sensor Bypass...

Page 153: ...s the lift arm through a spring The HP sensor detects when the bottom plate has been lifted The lift motor contains a sensor The machine uses this sensor and the HP sensor to monitor the amount of bot...

Page 154: ...rom the paper transport motor turns the bottom plate cam shaft through some gears The cams at the front and rear lift and lower the bottom plate The HP sensor monitors the position of the bottom plate...

Page 155: ...ze sensor is a photointerrupter which detects when B5 paper or wider is placed in the tray The paper end sensor detects whether there is paper on the tray Bypass Paper End Sensor Bypass Paper Size Sen...

Page 156: ...156 GR C1 Training Slide 156 D117 D118 Service Training Engine Details Transfer ITB and PTR ITB Image Transfer Belt PTR Paper Transfer Roller...

Page 157: ...ITB cleaning blade E ITB waste toner transport coil F Discharge plate G Paper transfer roller H ITB drive roller I ID sensor J ID sensor shutter K Shutter solenoid L ITB contact cam CMY M ITB contact...

Page 158: ...aining Slide 158 Image Transfer Process K C M Y This is a typical image transfer belt and paper transfer roller system Drum Paper Transfer Roller Image Transfer Roller Image Transfer Belt ITB No addit...

Page 159: ...the ITB is applied at the four image transfer rollers Paper transfer bias to transfer toner from the ITB to the paper is applied at the ITB drive roller The paper transfer roller and discharge plate a...

Page 160: ...If the mechanism is defective and is stuck with the CMY rollers up against the ITB the cam can be turned manually to lower the rollers in order to remove the ITB unit without damaging the machine Thi...

Page 161: ...s stuck you can lower the image transfer rollers for CMY manually This will release the tension in the ITB Turn the pressure release screw A to the left until the flat part of the half moon on the scr...

Page 162: ...m the ITB The waste toner transport coil moves this toner towards the front of the machine where it drops into the waste toner bottle After cleaning the lubricant brush roller applies lubricant to the...

Page 163: ...There are three ID sensors These sensors detect image density and are also used for the MUSIC process If you install a new ID Sensor board input the values A from the barcode sheet into the indicated...

Page 164: ...is the manual setting for the new unit detection 3 Set SP5 804 022 to 1 and rotate the ITB for about 100 seconds 4 Set SP5 804 022 to 0 to stop rotation of the ITB after 100 seconds 5 Set SP1 001 031...

Page 165: ...165 GR C1 Training Slide 165 After Replacing the Paper Transfer Roller 1 Set SP3 701 018 to 1 2 Exit from the SP mode 3 Turn the main power off and on...

Page 166: ...166 GR C1 Training Slide 166 Cleaning the ID Sensor When cleaning the ID sensor wipe part B with a damp cloth B are the actual ID sensors...

Page 167: ...167 GR C1 Training Slide 167 D117 D118 Service Training Engine Details Waste Toner Collection No additional notes...

Page 168: ...makes the surface of the toner level There is another agitator for toner that arrives from the ITB see the next slide A coil moves the waste toner from the ITB and the Y and M drums towards the inter...

Page 169: ...s full and stops operating Waste Toner Agitator Coil Waste Toner Bottle Full Sensor Waste Toner Agitator for toner from the ITB The waste toner from the drums for yellow and magenta and the ITB cleani...

Page 170: ...on the waste toner bottle as shown above There are 5 caps in all Only two are shown here Put the caps on the inlets to the bottle so that toner will not spill out when you transport the bottle Dispose...

Page 171: ...171 GR C1 Training Slide 171 D117 D118 Service Training Engine Details Fusing No additional notes...

Page 172: ...Instead there is a thin fusing belt which turns freely around the lamp The fusing belt is much thinner than a hot roller so less electricity is used to heat the belt By using a flat fusing pad fusing...

Page 173: ...Thermistor NC sensor C Thermostat D Separation plate E Exit guide plate F Pressure arm G Pressure roller H Pressure roller thermistors x 2 I Entrance guide plate J Fusing sleeve belt K Fusing lamp L F...

Page 174: ...he pad in place The stay has a mirrored surface facing the fusing lamp to concentrate the energy from the lamps to the left side of the inner surface of the sleeve belt The temperature at the ends of...

Page 175: ...unit detection only exists in service parts It does not exist in the fusing unit that is built into the machine at the factory Fusing Lamp Thermostat Thermopile for the Fusing Belt Pressure Roller Th...

Page 176: ...ves the pressure roller The fusing sleeve turns when the pressure roller roattes Sensors at the entrance and exit of the fusing unit detect paper jams Fusing Exit Sensor Fusing Exit Motor Fusing Entra...

Page 177: ...177 GR C1 Training Slide 177 Replacement After Replacing the Fusing Unit Set SP3 701 014 to 1 Exit the SP mode Turn the main power off and on No additional notes...

Page 178: ...178 GR C1 Training Slide 178 Replacement Fusing Sleeve Belt The nip pad shown by the blue arrow must face the pressure roller No additional notes...

Page 179: ...179 GR C1 Training Slide 179 Examples of Pressure Roller Overuse If the pressure roller is used for more than 120k this type of damage may occur No additional notes...

Page 180: ...counters This is because you are using the same fusing unit If there is no fuse install one Replacement and Adjustment Fusing When SC554 Occurs No fuse is present in the machine s original fusing unit...

Page 181: ...5 810 002 has been added If you do this SP the machine checks for the fuse for new unit detection and blows the fuse if it is found If the fuse is not found and blown the SP fails SP 5 810 002 is norm...

Page 182: ...he factory In fusing units that have been installed as service parts this fuse is present but it is blown immediately after the fusing unit is installed So in each case if you will re use a fusing uni...

Page 183: ...183 GR C1 Training Slide 183 D117 D118 Service Training Engine Details Paper Exit No additional notes...

Page 184: ...ion of the inverter junction gate determines whether paper from the fusing unit is a fed out of the machine or b fed towards the duplex feed path Fusing Exit Sensor Paper Exit Sensor Exit Inverter Rol...

Page 185: ...onents The paper transport motor turns the exit inverter roller through some gears The paper exit sensor controls the timing for the inverter mechanism Paper Exit Sensor Exit Inverter Roller Inverter...

Page 186: ...cts the trailing edge of the paper leaving the machine the exit inverter roller solenoid turns on and the exit roller rotates in the other direction Then both solenoids turn off and the paper goes to...

Page 187: ...r Unit Make sure that you do not release the exit roller drive belt B by mistake when removing the paper exit unit If the belt is released and dropped down to the lower part of the machine you will ha...

Page 188: ...188 GR C1 Training Slide 188 D117 D118 Service Training Engine Details Duplex Feed No additional notes...

Page 189: ...mechanism feeds the paper back into the machine the paper goes to the duplex feed path Duplex feed is not possible when the bypass tray is in use Duplex Entrance Sensor Duplex Exit Sensor Duplex Feed...

Page 190: ...ex clutch Drive goes to the lower upper feed roller then via a timing belt to the upper duplex feed roller Two sensors detect paper jams and control paper feed timing Duplex Exit Sensor Duplex Feed Ro...

Page 191: ...191 GR C1 Training Slide 191 Interleaving 1 1 2 2 1 The order of printing is as follows Sheet 1 reverse side Sheet 2 reverse side Sheet 1 front side Sheet 2 front side No additional notes...

Page 192: ...192 GR C1 Training Slide 192 Interleaving 2 3 1 2 3 2 1 Printing continues as follows Sheet 3 reverse side Sheet 4 reverse side Sheet 3 front side Sheet 4 front side No additional notes...

Page 193: ...193 GR C1 Training Slide 193 D117 D118 Service Training Engine Details Optional Paper Tray Unit D573 No additional notes...

Page 194: ...plate HP sensor E Paper end sensor F Remaining paper sensor G Paper feed roller H Paper transport roller I Paper transport sensor J Paper transport cover switch K Friction pad L Tray set switch M Bot...

Page 195: ...195 GR C1 Training Slide 195 Components Anti condensation Heater Option Control Board Paper Feed Motor Paper Feed Clutch Bottom Plate Lift Motor No additional notes...

Page 196: ...Slide 196 Components Bottom Plate Lift Sensor Bottom Plate HP Sensor Paper Transport Clutch Paper Transport Cover Switch Tray Set Sensor Paper End Sensor Paper Transport Sensor Remaining Paper Sensor...

Page 197: ...he machine the clutches turn off Paper Feed Motor Paper Transport Clutch Paper Feed Clutch Paper Transport Roller Paper Feed Roller The operation timing of each clutch is as follows 1 The paper feed c...

Page 198: ...me actuator The front side of the actuator is for the remaining paper sensor and the rear side of the actuator is for the paper end sensor The paper transport sensor monitors paper feed out of the tra...

Page 199: ...The bottom plate lift sensor detects the encoder plate moving through it In response to the output from the sensor the bottom plate lift motor lifts the bottom plate Bottom Plate Lift Sensor Bottom P...

Page 200: ...200 GR C1 Training Slide 200 D117 D118 Service Training Engine Details Optional One bin Tray D574 No additional notes...

Page 201: ...201 GR C1 Training Slide 201 Components Exit Tray Paper Sensor LED Exit Roller Exit Sensor No additional notes...

Page 202: ...202 GR C1 Training Slide 202 Components Paper Sensor LED Board Exit Sensor No additional notes...

Page 203: ...hanism At the end of a job the LED blinks if the paper sensor detects paper in the tray This informs the user that there is an output in the one bin tray The exit sensor detects jams LED Paper Sensor...

Page 204: ...nvironmental Conservation Technology for Environmental Conservation Energy Saving Paper Saving This section explains the technology used in this machine for environmental conservation and the default...

Page 205: ...ne reduction design Improves machine productivity when printing out duplex double sided images 5 High speed duplex output Allows documentation to be managed digitally cutting down on paper consumption...

Page 206: ...to the Ready condition This is made possible through the utilization of dual fusing lamp heating low fusing point toner a pressure roller with a sponge surface layer a thin surface layer hot roller or...

Page 207: ...benefits of reduced energy consumption and reduced warm up time to be extended to color machines 4 Paper saving features 1 The duplex double sided and Combine features reduce paper consumption 2 The...

Page 208: ...rleaf and high speed Inverter Transport features 2 Enables quick printing of duplex jobs through the use of Duplex Scanning 6 Ozone reduction design Greatly reduces the machine s ozone emissions to ne...

Page 209: ...conventional pulverization method This allows the toner to fuse at a lower temperature which reduces the impact on the environment and contributes to achieving even higher image quality than before P...

Page 210: ...laws and regulations as well as user requirements in each market in which the products are sold 2 Reduces the noise generated by the polygon mirror motor 9 Minimization of harmful substances 1 Produc...

Page 211: ...Enables effective use of resources by recycling reusing the toner left over on the drum surface after image transfer 12 Recycle friendly design To maximize the recycling ratio of machine and componen...

Page 212: ...up time and recovery time from energy saver modes are also reduced Warm up time 30 seconds Recovery time 10 seconds Through major reductions in warm up time and recovery time from energy saver modes...

Page 213: ...min After 240 min from last job Plug In Time Energy Saving When the machine is not being used the machine enters energy saver mode to reduce the power consumption by turning off the LCD of the operat...

Page 214: ...Off 1 minute The machine goes to Off mode after 1 minute Panel Off and Low Power modes are not used We recommend that the default settings should be kept If the customer requests that these settings s...

Page 215: ...R C1 Training Slide 215 2 Energy Saving 2 2 Energy Saver Mode Condition of LEDs Condition of LEDs on the operation panel On Blinking Off Sleep Mode Main Power LED Energy Saver LED Mode No additional n...

Page 216: ...installed The machine enters off mode when one of the following is done The auto off timer runs out after the last job The energy saver switch is pressed to turn the power off When the machine enters...

Page 217: ...itch is pressed Power Consumption Warm up Operation Mode Ready Mode Off Mode Plug In Time Operation Switch is pressed Warm up Operation Mode Ready Mode Off Mode This timing chart shows what happens if...

Page 218: ...fax unit is installed The machine enters sleep mode when one of the following is done The auto off timer runs out after the last job The energy saver switch is pressed to turn the power off When the...

Page 219: ...after the job is completed the machine returns to sleep mode immediately Panel Off and Low Power modes are skipped Power Consumption Warm up Operation Mode Ready Mode Sleep Mode Plug In Time Data is r...

Page 220: ...the machine returns to sleep mode via ready mode when the auto off timer runs out or the energy saver switch is pressed This is the same as Off mode Power Consumption Warm up Operation Mode Ready Mod...

Page 221: ...mount of energy that is used by the machine 8941 001 Operating mode time 8941 005 Off sleep mode time This should only be used as a reference value because the power consumption specifications are mea...

Page 222: ...001 005 Machine Status measured in minutes 3 Find the amount of time spent in each mode Subtract the earlier measurement from the later measurement and convert the result to hours 4 Power consumption...

Page 223: ...r power consumed Example calculations SPF model 0 33 1 7 193 4 520377 508776 005 Off mode Time Off Sleep 5 21 Total 6 1 88 60 31 4 308046 306163 002 Standby Time Stand by Ready 3 600 5 0 21386 21089 0...

Page 224: ...Saving 3 1 Measuring the Paper Consumed 1 1 Duplex Reduce paper volume in half 2 2 2 Combine Reduce paper volume in half 3 Duplex Combine Using both features together can further reduce paper volume...

Page 225: ...nter SP 8581 001 Single sided with duplex mode SP 8421 001 Double sided with duplex mode SP 8421 002 Book with with duplex mode SP 8421 003 Single sided with combine mode SP 8421 004 Duplex with combi...

Page 226: ...in Single sided with combine mode Number of pages in Duplex with combine mode B c g h c Total counter SP 8581 001 pages d Single sided with duplex mode SP 8421 001 pages e Double sided with duplex mo...

Page 227: ...227 GR C1 Training Slide 227 The end...

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