Ricoh G080 Service Manual Download Page 117

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17 January, 2003

TONER SUPPLY UNIT

3-57

eplacement

3.12 TONER SUPPLY UNIT

CAUTION:

1) Do not touch the PCU development drums or the transfer belt. Do

not let any metal object touch the PCU development sleeves.

2) Having removed the PCUs, cover them with paper or cloth. Keep

them in a dark place.

M Toner Supply Unit

1. Front cover (

☛

3.3.4)

2. All development units and PCUs (

☛

3.5)

3. Transfer unit (

☛

3.7.1)

4. Right, rear, and upper rear covers (

☛

3.3)

5. Paper exit tray (

☛

3.3.2)

6. Laser optics housing unit (

☛

3.4.2)

7. Development clutch securing plate (

☛

3.11.3)

8. Right inner cover with the drum positioning plate [A] (

x 3,

x 1)

9. M development unit plate [B] (

x 1)

G080R948.WMF

[A]

[B]

Summary of Contents for G080

Page 1: ...Model J P2 Machine Code G080 SERVICE MANUAL...

Page 2: ...r and developer are non toxic but if you get either of them in your eyes by accident it may cause temporary eye discomfort Try to remove with eye drops or flush with water as first aid If unsuccessful...

Page 3: ...LASER SAFETY The Center for Devices and Radiological Health CDRH prohibits the repair of laser based optical units in the field The optical housing unit can only be repaired in a factory or at a locat...

Page 4: ...f Xerox Corporation PowerPC is a registered trademark of International Business Machines Corporation Other product names used herein are for identification purposes only and may be trademarks of their...

Page 5: ...NAL UNIT INSTALLATION 1 13 1 6 1 LIST OF OPTIONS 1 13 1 6 2 PUNCH UNIT INSTALLATION 1 14 Accessory Check 1 14 Installation Procedure 1 15 1 6 3 CF EXPANDER RACK 1 18 Accessories Check List 1 19 Assemb...

Page 6: ...R OPTICS 3 8 3 4 1 CAUTION DECAL LOCATIONS 3 8 3 4 2 LASER OPTICS HOUSING UNIT 3 9 Adjustments after Replacing the Laser Optics Housing Unit 3 12 3 4 3 POLYGON MIRROR MOTOR 3 13 3 4 4 LASER SYNCHRONIZ...

Page 7: ...ND BCU 3 44 3 10 4 NVRAM REPLACEMENT PROCEDURE 3 46 NVRAM for BCU 3 46 NVRAM for Controller 3 46 NVRAMs for both BCU and Controller 3 47 3 10 5 REMOVING THE HIGH VOLTAGE SUPPLY BOARD C B 3 48 3 10 6 P...

Page 8: ...MODE 5 1 Entering the Service Program Mode 5 1 Accessing the Required Program 5 2 Inputting a Value or Setting for a Service Program 5 2 Exiting Service Program Mode 5 2 5 1 2 REMARKS 5 3 Display on...

Page 9: ...5 7 FIRMWARE UPDATE 5 97 5 7 1 TYPE OF FIRMWARE 5 97 5 7 2 ERROR RECOVERY 5 97 Engine Firmware Controller NIB Firmware 5 97 Controller System Firmware 5 97 5 7 3 CONTROLLER ENGINE FIRMWARE UPGRADE 5 9...

Page 10: ...r Amount Calculation 6 12 Step 5 VD VB VL Selection and VREF Adjustment 6 13 Step 6 ID Sensor Highlight Pattern Generation 6 14 Step 7 Sensor Pattern Density Detection 6 14 Step 8 VL LD Power Selectio...

Page 11: ...ETECTION 6 39 6 4 8 PCU DETECTION DEVELOPMENT UNIT DETECTION 6 40 Detection Pins 6 40 Detection Process 6 40 Error Message 6 41 6 5 DEVELOPMENT 6 42 6 5 1 OVERVIEW 6 42 6 5 2 DRIVE 6 43 6 5 3 DEVELOPE...

Page 12: ...ly Mechanism 6 70 6 8 5 WASTE OIL 6 71 Bottle Set Sensor 6 71 Waste Oil Sensor 6 72 6 8 6 NEW FUSING OIL SUPPLY UNIT DETECTION 6 73 6 8 7 NEW FUSING UNIT DETECTION 6 74 6 8 8 ENERGY SAVER MODE 6 75 Le...

Page 13: ...6 13 4 SECURITY FEATURES 6 97 SSID Service Set ID 6 97 Using the SSID in Ad hoc mode 6 97 WEP Wired Equivalent Privacy 6 97 MAC Address 6 97 6 13 5 TROUBLESHOOTING NOTES 6 98 Communication Status 6 98...

Page 14: ...MODE SPEC 15 SOFTWARE ACCESSORIES SPEC 17 OPTIONAL EQUIPMENT FOR CF EXPANDER SPEC 17 PERIPHERALS DUPLEX UNIT G348 1 REPLACEMENT AND ADJUSTMENT G348 1 1 1 DUPLEX INVERTER UNIT G348 1 1 1 1 TOP COVER G3...

Page 15: ...leading edge and side to side registration 1 2 Main scan dot position correction 1 3 1 3 3 ARDF 1 4 ARDF side to side and leading edge registration 1 4 1 3 4 PRINTER GAMMA CORRECTION 1 5 Printer Mode...

Page 16: ...SBU BLOCK DIAGRAM 3 7 Signal Processing 3 7 A D Conversion 3 7 White Level Correction 3 7 Others 3 7 Black Level Correction 3 8 Adjustments 3 8 VPU Test Mode 3 8 3 2 3 IPU BLOCK DIAGRAM 3 9 Shading C...

Page 17: ...AGE PROCESSING FOR SCANNER MODE 3 22 Image Data Path 3 22 3 5 HARD DISK DRIVES 3 23 3 6 IMAGE DATA PATH 3 24 Copier Application 3 24 Printer Application 3 24 Scanner Application 1 bit 8 bits 3 24 Fax...

Page 18: ...achine to sudden temperature changes which include 1 Direct cool air from an air conditioner 2 Direct heat from a heater 6 Avoid installing the machine in areas that might be exposed to corrosive gas...

Page 19: ...chine near the power source providing clearance as shown Main Unit Main Unit and Finisher A Over 460 mm 18 B Over 100 mm 4 C Over 550 mm 22 D Over 700 mm 28 B D C A 575mm 678mm G080I901 WMF B D C A 14...

Page 20: ...er 100 mm 4 C Over 100 mm 4 D Over 100 mm 4 E Over 100 mm 4 F Over 700 mm 28 G Over 450 mm 17 7 G367I901 WMF G367I902 WMF A B C D A B C D E F G A Over 460 mm 18 1 from the printer mainframe B Over 100...

Page 21: ...1 Insert firmly the plug in the outlet 2 Avoid using an outlet extension plug or cord 3 Ground the machine 1 Input voltage level 120 V 60 Hz More than 10 A 220 V 240 V 50 Hz 60 Hz More than 6 A 2 Perm...

Page 22: ...ems 10 11 12 14 NVRAM 15 CF expander Item 6 Item 18 or 19 Item 16 and item 17 are recommended See note 2 16 40GB HDD Option for item 15 17 Rack Item 1 2 or 3 Option for item 15 18 ARDF Item 19 Option...

Page 23: ...LCT Punch Unit Needs the finisher Unpack the printer Will the paper feed unit or LCT be installed Place the printer on the paper feed unit or LCT Install the paper feed unit or LCT Install the control...

Page 24: ...l the rack be installed 1 Install the printer 2 Assemble the rack during printer initialaization Dock the printer and rack Install the CF expander Install the platen cover or ARDF Will the two tray fi...

Page 25: ...with the Counter menu The counter values can also be printed with the Counter menu The selected counter starts from a negative number When the ACS mode is on a monochrome page is counted as such even...

Page 26: ...r the PM warnings for the paper feed roller transfer unit and transfer cleaning unit are displayed No Alert Not displayed Fax No setting SP5 812 2 Programs the service station fax number The number is...

Page 27: ...ling the optional paper feed unit or LCT remove the two stands with the following procedure 1 Remove all trays in the optional paper feed unit or LCT 2 Remove the front stand A x 2 3 Remove the rear s...

Page 28: ...belt unit NOTE The lower end of the transfer belt moves The surfaces of the belt and PCU may be damaged by the friction between them if you transport the machine without locking the belt 4 Make sure...

Page 29: ...y unit installed This in turn may cause damage to the white holder on the fusing unit However if simply moving the machine from floor to floor the oil supply unit can be left installed 2 If shipping a...

Page 30: ...options are listed below Installation is explained in the Operating Instructions This list does not include the CF expander and its options Paper Feed Unit 500 sheets x 1 Paper Feed Unit 500 sheets x...

Page 31: ...TALLATION Accessory Check Check the quantity and condition of the accessories in the box against the following list Description Q ty 1 Punch unit 1 2 Sensor arm 1 3 Hopper 1 4 Step screw 1 5 Spring 1...

Page 32: ...unplug its power cord If the two tray finisher has been installed disconnect it and pull it away from the machine 1 Unpack the punch unit and remove all tapes and shipping retainers 2 Open the front d...

Page 33: ...17 January 2003 1 16 4 Remove the hopper cover A x 2 5 Install the sensor bracket B stepped x 1 6 Install the spring C 7 Install the 2 mm spacer D 8 Install the punch unit E x 2 stepped x 1 B377I101...

Page 34: ...clamp them as shown 10 Slide in the hopper B 11 Fasten the two 1 mm spacers C to the rear frame for future adjustment NOTE The spacers are used to adjust the horizontal positioning of the punch holes...

Page 35: ...st install the rack 2 For the printer mainframe and printer option installation procedures please refer to the Operating Instructions Set up Guide 3 To avoid a possible build up of ozone make sure to...

Page 36: ...nd 1 2 Right Side Stand 1 3 Table Board 1 4 Backboard 1 5 Left Arm 1 6 Right Arm 1 7 Left Securing Bracket 1 8 Right Securing Bracket 1 9 Grounding Wire 2 10 Grounding Bracket 1 11 Large Thumb Screw 4...

Page 37: ...2 screws 3 Making sure that the two side stands are parallel insert the remaining screws then tighten all 6 screws 4 With the 2 square holes D in the table board in front of you as shown attach the le...

Page 38: ...opened and the toner cartridges especially black can be replaced When attaching the table board below the recommended position it is necessary to shift the printer mainframe 10 cm 3 9 toward the fron...

Page 39: ...emove the paper tray and front stand A from the paper feed unit as shown x 2 2 Remove the brackets B and rear stand C x 1 for each 3 Reinsert the paper tray NOTE Since the front and rear stands will n...

Page 40: ...racks as shown and set it to the desired position 9 Secure the right bridging bracket A to the paper feed unit 2 stepped screws G 2 spring washers H and 2 washers I 10 Secure the left bridging bracket...

Page 41: ...the procedure for installing the rack see section 1 6 3 Accessories Check List Description Q ty 1 Scanner Unit 1 2 Main Switch Cover 1 3 Screw M3 x 6 3 4 Screw M3 x 6 2 5 IPU Board 1 6 NVRAM Board 1...

Page 42: ...present memory is 192MB or more 2 Make sure that the modules are firmly set in their slots If they are not this will cause SC997 5 Attach the NVRAM board E x 1 NOTE 1 It is not necessary to install th...

Page 43: ...A 7 Install the IPU board B x 2 8 Reinsert the controller into the printer using the 2 screws M3 x 6 enclosed as accessories instead of the original screws NOTE Make sure that the IPU board is firmly...

Page 44: ...he top side with the bottom end of the lowermost slot of the right side stand C Align the right side with the left side of the right side stand D NOTE The cushion prevents the right side stand H from...

Page 45: ...ne up with the indents E in the table as shown 12 Secure the scanner unit in place x 2 F and spacers G enclosed as accessories for the optional rack 13 Remove the shipping tape from the scanner cables...

Page 46: ...sed as an accessory Then plug the power cord E into the power outlet 16 Attach the printer main switch cover NOTE Make sure that the wall outlet is near the machine and freely accessible so that in th...

Page 47: ...C4 Test Chart Full color in Text Mode B W in Text Mode 25 Check the test copies to make sure each of the following is within standard values making any necessary adjustments 3 3 Image Adjustment Lead...

Page 48: ...4 Place the handset D with the handset cord resting on the cord holder E of the bracket 5 Attach the cord holder F enclosed as accessories for the optional fax unit to the uppermost end of the front...

Page 49: ...the IPU board first then install the HDD 3 Reinsert the controller in the printer using the 2 screws M3 x 6 enclosed in the CF expander instead of the original screws NOTE When installing the HDD and...

Page 50: ...17 January 2003 OPTIONAL UNIT INSTALLATION 1 33 Installation 5 Remove the cover key top A and replace it with the document box key top B G367I218 WMF A B...

Page 51: ...ner 1 5 Attention Decal Top Cover 1 6 Installation Procedure 1 ARDF Installation 1 Attach and tighten A x 2 stud 2 Mount the ARDF by aligning the screw keyholes B in the ARDF support plate over the st...

Page 52: ...1 35 Installation 4 Attach the left A and right B stopper brackets with knob screws C x 4 5 Connect the I F cable D x 1 to the main machine 6 Peel off the platen sheet E and place it on the exposure...

Page 53: ...the language most suitable for the machine installed 10 Attach the decal C to the cover so that the arrow on the decal lines up with the groove D of the left scale as shown As with step 9 choose the...

Page 54: ...talling the multi bin output tray install the duplex unit 1 Open the left cover A of the duplex unit 2 Install the ground plate B behind the magnet 3 Install the ground plate C on the rear of the left...

Page 55: ...ll the upper C and lower D trays 8 Turn the main switch on select the SP mode menu SP6 901 1 and change the multi bin output tray setting NOTE The multi bin output tray is not automatically recognized...

Page 56: ...t the rear left corner when reattaching 3 Remove the rear cover E x 3 4 Remove the right cover F x 3 5 Remove the left cover G x 3 6 Remove the rear frame H x 12 x 2 7 Install the anti condensation he...

Page 57: ...ditions When the machine s default settings are used an error message is displayed when a maintenance counter reaches the value in the PM table below except for the items in maintenance kit H NOTE To...

Page 58: ...maintenance kit D Color C M Y Development Unit R Included in maintenance kit B Fusing Unit R Included in maintenance kit C Oil Supply Unit R Included in maintenance kit G Waste Toner Bottle R Included...

Page 59: ...Remarks Transfer Unit R Transfer Cleaning Unit R By pass Feed Roller R By pass Pick up Roller R By pass Separation Roller R Waste Oil Bottle R One tray Paper Feed Unit 500 sheets x 1 Item 100K 150K 50...

Page 60: ...C Optics cloth APS Sensor C Dry cloth Xenon Exposure Lamp C Dry cloth Exposure Glass Sheet through C Dry cloth or alcohol ARDF Item 400k EM Remarks Pick up Roller R C Damp cloth or alcohol Feed Belt...

Page 61: ...d unplug the machine before beginning any of the procedures in this section NOTE This manual uses the following symbols See or refer to Screw Connector Clip ring E ring 3 1 SPECIAL TOOLS Part Number P...

Page 62: ...ch paper feed station NOTE The side to side registration for the optional paper feed unit LCT and duplex unit can be adjusted with SP mode or with the user tools Maintenance menu Adjustment Standard L...

Page 63: ...mally the automatic line position adjustment is executed under a specified condition to optimize the color prints If color registration shifts execute Auto Adjust with the user tools Maintenance menu...

Page 64: ...the adjustment procedure compare the Current Value gradation scale with the Default Value Select the density for each of the 15 adjustable points excluding points 0 and 255 from the Default Value grad...

Page 65: ...box if it is installed 3 Upper exit cover B 1 hook if the optional mailbox is not installed 4 Open the upper right cover C 5 Upper rear cover D x 4 3 3 2 PAPER EXIT TRAY 1 Paper exit tray A x 2 3 3 3...

Page 66: ...R 1 Remove the optional finisher from the printer if it is installed 2 Remove the optional duplex inverter unit if it is installed 3 Connector cover A if the optional duplex unit is not installed 4 Le...

Page 67: ...7 Replacement Adjustment 3 3 6 UPPER LEFT COVER AND OPERATION PANEL 1 Open the front cover A 2 Open the upper right cover B 3 Operation panel C x 2 x 3 2 hooks 4 Upper left cover D x 1 Shoulder screw...

Page 68: ...AUTION DECAL LOCATIONS Caution decals are placed as shown below WARNING Be sure to turn off the main switch and disconnect the power plug from the power outlet before beginning any disassembly or adju...

Page 69: ...hrough 4 refer to the procedure for a newly supplied unit that replaces the old one 1 Top cover of the laser optics housing unit A x 4 2 Sponge padding B 3 Tag C 4 Reinstall the top cover 5 Rear cover...

Page 70: ...10 11 Hold the toner supply unit C up Then lower the unit NOTE The pin D for the front and rear shafts holds the toner supply unit 12 Connector cover E x 1 13 Four flat cables F 14 Connector G G080R9...

Page 71: ...diode board are not caught by the brackets If you roughly remove the unit without paying attention to this point the cables will be caught by the bracket and the laser diode board may be damaged To en...

Page 72: ...e main scan registration correction for each color during automatic line position adjustment 3 Print out the following test pattern 17 cross stitch main scan with SP5 997 4 Check these test patterns I...

Page 73: ...3 4 3 POLYGON MIRROR MOTOR 1 Laser optics housing unit 3 4 2 2 Cover A x 4 3 Polygon mirror motor B x 4 x 1 3 4 4 LASER SYNCHRONIZING DETECTOR BOARDS 1 Laser optics housing unit 3 4 2 2 Synchronizing...

Page 74: ...r clockwise 4 Pull the required development unit D out 5 Install a new development unit 6 Check that the development units are installed in the proper color order black yellow cyan magenta moving from...

Page 75: ...B x 1 4 Separation roller C x 1 By pass Tray 1 Open the right door 2 By pass tray cover A 1 hook x 1 3 Raise the paper end sensor actuator 4 Pick up roller B 1 hook 5 Feed roller C x 1 6 Vertical tran...

Page 76: ...Center the side fences A 3 By pass tray cover B x 2 2 hooks NOTE There is a square opening C on each side of the tray Insert a screwdriver into each of the openings 4 Paper width detection board D x...

Page 77: ...ht rear cover 3 6 4 if you want to have easier access to the four screws 3 Vertical transport sensor B x 1 3 6 4 RIGHT DOOR UNIT 1 Rear cover 3 3 2 Upper rear cover 3 3 3 Upper right cover 3 3 4 Right...

Page 78: ...ion sensor B x 2 x 1 4 Relay sensor C x 1 3 6 6 PAPER FEED CLUTCHES 1 Paper trays 2 Rear cover 3 3 3 Swing out the high voltage supply unit 3 10 2 4 Clutch holder A x 2 1 bearing 5 Paper feed clutch f...

Page 79: ...the screw on the right door latch 4 Turn the latch in the opposite direction 5 Upper guide plate B x 4 6 Support plate C x 2 7 Relay gear D 1 hook 8 By pass feed clutch E x 1 3 6 8 TRAY LIFT MOTOR 1...

Page 80: ...ED 17 January 2003 3 20 3 6 9 PAPER FEED MOTOR 1 Rear cover 3 3 2 Swing out the high voltage supply unit 3 10 2 3 Paper feed motor A x 3 x 1 NOTE The connector is CN604 on the driver board B G080R750...

Page 81: ...sfer unit reset the maintenance counter SP7 804 16 and conduct the output check SP5 804 74 1 Turn the release lever counterclockwise 3 5 2 Pull out the transfer unit C until the entire unit is visible...

Page 82: ...out the transfer belt cleaning unit A x 1 NOTE 1 The blade B may damage the belt if you do not keep pushing the lever 2 When reassembling check that the transfer unit release lever is put back to the...

Page 83: ...PORT UNIT 3 23 Replacement Adjustment 3 7 3 CLEANING BLADE AND CLEANING ROLLER 1 Transfer belt cleaning unit 3 7 2 2 Cleaning blade A x 2 3 Tension spring B 4 Lever C x 1 5 3 gears D x 1 6 Gear box E...

Page 84: ...Roller cover A x 2 8 Cleaning brush gear B x 1 9 Cleaning brush C Bushing x 1 After replacing the cleaning blade perform forced line position adjustment SP5 993 002 or Maintenance menu Color registra...

Page 85: ...ELT NOTE Do not touch the transfer belt during handling When replacing the belt hold the belt at its end 1 Transfer unit 3 7 1 2 Transfer belt cleaning unit 3 7 2 3 Transfer entrance guide A x 3 4 Rig...

Page 86: ...transfer belt A up and out NOTE 1 If the transfer charge brushes are dirty clean them with a vacuum cleaner 2 If the drive rollers are dirty clean them with a damp cloth After replacing the transfer...

Page 87: ...t Adjustment 3 7 5 TRANSFER UNIT DRIVE MOTOR 1 Pull out the transfer unit 3 7 1 2 Transfer belt cleaning unit 3 7 2 3 Release lever A x 1 4 Front cover B x 3 5 Front plate C x 5 Timing belt x 1 6 Tran...

Page 88: ...SENSORS CAUTION Use caution not to damage the black PCU when removing and installing the ID sensor bracket 1 Pull out the transfer unit until the entire unit is visible 3 7 1 2 Fusing unit 3 9 1 3 ID...

Page 89: ...e duplex inverter unit if it is installed 3 Push the heat insulator D The grip C is released from the oil supply unit 4 Fusing unit A After replacing the fusing unit if the customer uses thick paper m...

Page 90: ...0 3 9 2 OIL SUPPLY UNIT AND UPPER COVER 1 Detach the finisher from the printer if it is installed 2 Open the duplex inverter unit if it is installed 3 Fusing unit 3 9 1 4 Oil supply unit A 5 Upper cov...

Page 91: ...January 2003 FUSING 3 31 Replacement Adjustment 3 9 3 CLEANING UNIT 1 Upper cover 3 9 2 2 2 handle guides A B x 2 for each 3 Handle C Spring x 1 4 Cleaning unit D x 2 G080R702 WMF G080R706 WMF A B C...

Page 92: ...anuary 2003 3 32 3 9 4 HEATING ROLLER LAMP 1 Upper cover 3 9 2 2 Heating roller lamp A x 2 NOTE When reinstalling make sure the front B and rear C ends of the lamp are on the correct terminals G080R70...

Page 93: ...3 9 5 FUSING BELT UNIT 1 Cleaning unit 3 9 3 2 Heating roller lamp 3 9 4 3 Upper paper guide plate 3 9 8 4 Pressure roller gear A C ring x 1 5 2 pressure brackets B C Spring x 1 for each 6 Knob D x 1...

Page 94: ...FUSING 17 January 2003 3 34 3 9 6 HOT ROLLER 1 Fusing belt unit 3 9 5 2 Hot roller A Bushing x 2 3 9 7 HEATING ROLLER 1 Pressure roller 3 9 6 2 Heating roller A G080R708 WMF G080R709 WMF A A...

Page 95: ...FUSING 3 35 Replacement Adjustment 3 9 8 PAPER GUIDE PLATES AND STRIPPER PAWLS 1 Upper cover 3 9 2 2 Lower paper guide plate A x 2 3 Upper paper guide plate B x 2 4 5 stripper pawls C G080R703 WMF G08...

Page 96: ...FUSING 17 January 2003 3 36 3 9 9 THERMISTOR AND FUSE 1 Lower right cover A x 2 2 Thermistor B x 1 x 1 G080R713 WMF G080R714 WMF A B...

Page 97: ...17 January 2003 FUSING 3 37 Replacement Adjustment 3 Fuse A x 3 3 9 10 PRESSURE ROLLER FUSING LAMP 1 Fusing belt unit 3 9 5 2 Pressure roller fusing lamp A x 2 G080R715 WMF G080R710 WMF A A...

Page 98: ...3 3 38 3 9 11 PRESSURE ROLLER 1 Pressure roller fusing lamp 3 9 10 2 Lower paper guide plate 3 9 8 3 Drive gear holder A x 1 4 Drive gear B x 1 5 Lower right cover 3 9 9 6 Pressure roller unit C x 5 x...

Page 99: ...17 January 2003 FUSING 3 39 Replacement Adjustment 7 Pressure roller gear A C ring x 1 Bushing x 1 8 Pressure roller holder B x 1 9 Pressure roller C C ring x 1 G080R712 WMF A B C...

Page 100: ...orrect direction The arrow on the fan A and the arrow on the duct B must face to the same direction 1 Rear cover 3 3 2 Upper rear cover 3 3 3 Left cover 3 3 4 Rear left cover 3 3 5 Connector cover on...

Page 101: ...l in it in accordance with your local regulations NOTE 1 The messages Waste Oil Bottle is Almost Full and Waste Oil Bottle is Full are cleared when the front cover is closed You do not need to turn th...

Page 102: ...FUSING 17 January 2003 3 42 3 9 14 PAPER EXIT 1 Paper exit cover 3 3 2 Exit upper limit sensor cover A x 2 3 Exit upper limit sensor B 4 Paper exit sensor C G080R934 WMF A B C...

Page 103: ...Four flat cables B 4 Connector C 5 Swing out the controller box D x 4 NOTE When the controller box is swung out free run tests can still be done However because the LD cables are disconnected no outpu...

Page 104: ...oller print out the SMC reports SP Mode Data and Logging Data 2 After replacing the BCU or controller remove the NVRAM on the old board and install it on the new board 1 Controller A x 2 2 Option brac...

Page 105: ...nstalled on the board A half disk C is engraved on one side of the NVRAM while a guide mark D is on one side of the NVRAM slot Install the NVRAM so that the half disk and the guide mark are on the sam...

Page 106: ...loaded the following steps are not required 9 Execute the RAM clear for engine settings with SP5 998 1 10 Reset the settings for meter charge with SP5 930 1 to 5 11 Enter the SP mode changes that were...

Page 107: ...pervisor to enter the machine s device number and destination code NOTE SC999 or Fusing Unit Setting Error may be displayed until the machine s device number and destination code is programmed properl...

Page 108: ...SUPPLY BOARD C B 1 Rear cover 3 3 2 High voltage supply board A x 6 x 12 3 10 6 PSU 1 Left cover 3 3 2 PSU A x 5 x 11 NOTE Check that the interlock switches on the PSU work normally after reinstallin...

Page 109: ...17 January 2003 ELECTRICAL COMPONENTS 3 49 Replacement Adjustment 3 10 7 DRIVER BOARD 1 Rear cover 3 3 2 Swing out the controller box 3 10 1 3 Driver board A x 8 x 4 G080R749 WMF A...

Page 110: ...1 REGISTRATION CLUTCH 1 Rear cover 3 3 2 Swing out the controller box 3 10 1 3 Registration clutch A x 1 x 1 3 11 2 DEVELOPMENT CLUTCHES 1 Rear cover 3 3 2 Swing out the controller box 3 10 1 3 Develo...

Page 111: ...x 3 10 1 3 Drum gear cover A x 2 x 5 4 Turn the drum gears B counterclockwise so the shoulder screws C D are in the three seven or eleven o clock position NOTE By doing that you can align the three co...

Page 112: ...quality may be affected if any of the teeth on the drum gears are damaged Make sure they are intact 6 Timing belt gear B Timing belt x 1 Bushing x 1 7 Idle gear C 8 4 gear drive holders D G x 1 for e...

Page 113: ...17 January 2003 DRIVE UNIT 3 53 Replacement Adjustment 10 Development drive motor CMY A x 5 x 1 Spring x 1 G080R945 WMF A...

Page 114: ...IT 17 January 2003 3 54 3 11 4 DRUM DRIVE MOTOR CMY AND DRUM DRIVE MOTOR K 1 Rear cover 3 3 2 Development clutch securing plate 3 11 3 3 Drum drive motor CMY A x 2 4 Drum drive motor K B x 2 G080R754...

Page 115: ...over 3 3 3 Left cover 3 3 4 Rear left cover 3 3 5 Connector cover on the top of the controller box 3 10 1 6 Fusing fan duct A x 2 x 1 7 Four flat cables and connector going over the upper duct 3 10 1...

Page 116: ...DRIVE UNIT 17 January 2003 3 56 11 Development clutch securing plate 3 11 3 12 Development drive motor K B with the fusing clutch A x 4 x 2 G080R721 WMF A B...

Page 117: ...removed the PCUs cover them with paper or cloth Keep them in a dark place M Toner Supply Unit 1 Front cover 3 3 4 2 All development units and PCUs 3 5 3 Transfer unit 3 7 1 4 Right rear and upper rea...

Page 118: ...er path cover and a toner supply pipe the toner spills out Before removing them place some paper or cloth beneath the toner supply unit and waste toner collection path 2 After removing a pipe close it...

Page 119: ...ent Adjustment Reinstalling the M Toner Supply Unit 1 Wind the harness A on the shaft 2 Insert the toner collection pipe B NOTE Check that the pipe does not come off the unit 3 Remove the toner supply...

Page 120: ...Unwind the harness and connect it 6 Install the bushing 7 Connect the toner supply pipe and the waste toner collection pipe E 8 Check that the pipes F do not come off the unit 9 Attach the toner path...

Page 121: ...he C toner supply unit remove the C and M development unit plates To replace the Y toner supply unit remove the Y and C development plates 3 Development unit left guide M Toner Supply Unit 4 PCU 3C gu...

Page 122: ...ace the Y toner supply unit remove the cover on the left hand side C 7 Toner supply pipe and toner supply unit M Toner Supply Unit K Toner Supply Unit 1 K and Y development unit plates M Toner Supply...

Page 123: ...ck if SP2 223 001 auto initialization at unit replacement is enabled 1 Successfully completed Developer initialization is successfully completed 2 Forced termination Developer initialization was forci...

Page 124: ...e toner supply tube is bent caught or damaged 1 Shielding tape is not removed 1 Remove the shielding tape to supply developer to the unit 2 Development unit is not firmly installed causing poor connec...

Page 125: ...e done If an image problem such as low image density is observed check the following points Transfer belt Belt guide plate ID sensor 4 Sampling data error Not enough data can be sampled 5 Gamma error...

Page 126: ...ote 1 08 Sampling time out Data sampling cannot be done within the allocated time 09 Sampling start error The start mark cannot be detected within the allocated time 10 Pattern length mismatch The pat...

Page 127: ...nt unit 02 03 04 05 06 10 11 12 7 Clean the development unit and adjust the toner density The transfer belt is covered with toner 3 Development does not work properly All error codes Check all units a...

Page 128: ...ying execution on the screen The green LED on the BICU keeps blinking faintly this is normal even under one of the following conditions 1 Poor connection between the toner cartridge detection board an...

Page 129: ...ta SP5 990 004 in SP mode can check the latest 10 SC codes detected and total counters when the SC code is detected NOTE 1 If the problem concerns electrical circuit boards first disconnect then recon...

Page 130: ...ounters 630 Account control 640 CSS 650 Network 670 Internal data processing 6XX Communication 680 Unique for a specific model 700 Original handling 710 730 Mail box 740 Finisher 750 Stapler 1 760 Sta...

Page 131: ...scanner lens 4 Check and clean the shading plate 5 Replace the exposure lamp 6 Replace the lamp stabilizer 7 Replace the scanner mirror s or scanner lens 8 Replace the SBU B SC 120 CF Scanner home pos...

Page 132: ...sensor 4 Replace the SBU or scanner PSU 5 Replace the scanner motor 6 Replace the HP sensor 7 Replace the scanner wire timing belt pulley or carriage B SC 122 CF Scanner home position error 3 The scan...

Page 133: ...ter the command is written into the DFID self diagnosis startup register the correct value is not stored in the register in the specified duration NOTE This error is detected when the main switch is t...

Page 134: ...005 K1 The front for K Y or rear for C M laser synchronizing detector board which is used to determine the start timing of laser writing does not send a signal while the polygon motor is operating no...

Page 135: ...f front C M or rear K Y synchronizing detector board the beam does not target the photo detector Defective front C M or rear K Y synchronizing detector board Defective LD unit After doing any of the f...

Page 136: ...ts Defective BCU Defective LD unit 1 Turn the main switch off and on 2 Check the cables between the LD units and the BCU 3 Replace the laser optics housing unit 4 Replace the BCU SC 231 FGATE timeout...

Page 137: ...or Mechanical problem when switching the actuator Brown fuse FU81 on the Power supply unit 1 Turn the main switch off and on 2 Check the sensor actuator position of the LD positioning motor 3 Replace...

Page 138: ...he PCU or clean the development unit that causes toner to drop on the transfer belt SC 370 TD sensor K Adjustment error SC 371 TD sensor Y Adjustment error SC 372 TD sensor C Adjustment error SC 373 T...

Page 139: ...sensor disconnected Dirty drum cleaning incomplete 1 Turn the main switch off and on 2 Clean the ID sensor and adjacent parts 3 Check the drum cleaning condition 4 Check the ID sensor connector 5 Repl...

Page 140: ...upply board if no voltage is supplied 4 If the result is OK at step 2 check if the high voltage supply cable or development unit is grounded Replace the high voltage supply cable if it damages Replace...

Page 141: ...Check and or replace the sensor SC 460 001 Thermistor 1 error open circuit When the temperature detected by thermistor 1 which is at the left fusing unit side of the laser optics unit is less than 30...

Page 142: ...tion side of the laser optics unit is higher than 70 C for 10 seconds consecutively the BCU determines that the circuit is shorted and displays this SC code Thermistor 2 defective Cable connection err...

Page 143: ...1 Turn the main switch off and on 2 Check the transfer unit and replace the belt and or the transfer unit if any damage is found 3 Replace the high voltage supply board Transfer 4 Check and or replace...

Page 144: ...ithin a specific number of pulses after the tray motor and stack transport clutch turn on to transport the paper stack If the end fence home position sensor stays ON for a specific number of pulses af...

Page 145: ...or the paper feed unit Defective tray lift motor or connector disconnection Defective lift sensor or connector disconnection For the LCT Defective stack transport clutch or connector disconnection Def...

Page 146: ...tor disconnection Defective BCU 1 Turn the main switch off and on 2 Check the connector and or replace the fusing fan motor 3 Replace the BCU SC 541 Heating roller thermistor error The temperature mea...

Page 147: ...unit and main frame 1 Check if the fusing unit is properly set and connected to the main frame 2 Check if the heating roller thermistor connector is firmly connected 3 Replace the fusing unit A SC 55...

Page 148: ...seconds Pressure roller thermistor out of position 1 Replace the fusing unit A SC 556 Pressure roller fusing lamp temperature fluctuation The pressure roller temperature changes by 20 C or more in on...

Page 149: ...nal which is generated by the peripherals only just after the main switch is turned on 2 When the BCU does not receive an OK signal from a peripheral 100ms after sending a command to it The BCU resend...

Page 150: ...er Defective BCU 1 Turn the main switch off and on 2 Check the connection between the BCU and controller 3 Replace the controller 4 Replace the BCU CTL SC 672 CF Controller to operation panel communic...

Page 151: ...the machine is powered on or recovering from the power save mode timeout occurs during BCU communication The break signal is received after the communication is normally established with the BCU Timeo...

Page 152: ...ave mode the scanner ready signal is not verified Board connector between controller and bridge board loose Board connector between bridge board and IPU loose IPU board defective Controller board defe...

Page 153: ...connection of jogger H P sensor and jogger motor connectors 3 Replace the jogger H P sensor 4 Replace the jogger motor SC 724 Finisher staple hammer motor error Stapling does not finish within 150 ms...

Page 154: ...eturn to its home position within a specified time after the stapler rotation motor starts rotating Loose connection Defective stapler rotation motor Motor overload 1 Turn the main switch off and on 2...

Page 155: ...erly connected 3 Replace the tray shift 1 sensor 4 Replace the tray 1 shift motor SC 733 Finisher tray 2 lift motor error The lower stack height 1 sensor is activated consecutively detecting paper for...

Page 156: ...ard defective 1 Turn the main switch off and on 2 Check the cable connection between controller and bridge board 3 Check the cable connection between bridge board and IPU 4 Replace the IPU board 5 Rep...

Page 157: ...an error There are 47 types of error code 0001 to 4005 depending on the cause of the error The CPU detects an error and displays the specific error code with the program address where the error occurs...

Page 158: ...he controller cannot be properly recognized 6105 PHY IC loop back error An error occurred during the loop back test for the PHY IC on the controller Defective controller 1 Turn the main switch off and...

Page 159: ...the ROM DIMM are checked If the check sum of all programs stored in the ROM DIMM is incorrect this SC code is displayed 0105 ROM error The ROM DIMM is not of the recognized type Defective ROM DIMM De...

Page 160: ...in switch off and on 2 Check the connection between the Centronics connector and loop back connector 3 Reconnect the loop back connector 4 Replace the controller CTL SC 836 1601 Self diagnosis error F...

Page 161: ...C 860 HDD Initialization error The controller detects that the hard disk fails HDD not initialized Defective HDD 1 Turn the main switch off and on 2 Reformat the HDD 3 Replace the HDD CTL SC 861 HDD R...

Page 162: ...e application selected by the operation panel key does not start or ends abnormally Software including the software configuration defective An option required by the application RAM DIMM board is not...

Page 163: ...cause the error occurs in the download mode different from the normal operation mode NOTE 2 If the machine loses power while downloading or if the download does not normally end for some other reason...

Page 164: ...and information needs to be sent back to your product specialist Symptom Possible Causes Action taken Summary sheet SP mode 1 Service Printer SP SP1 004 Print Summary SMC All SP5 990 002 SMC Logging S...

Page 165: ...white lines on thick paper Check the timing when the problem occurs Dirty lines Check the transfer belt cleaning section Poor fusing Fusing offset Check the paper types selected in the printer driver...

Page 166: ...er speed is suitable for the type of paper used Toner blasting Check which colour is blasting and adjust the toner limit or transfer bias Image density change Check when the problem is reported and fo...

Page 167: ...r sensitivity drop may cause changes in image transfer efficiency on thick paper causing vertical white lines The drum sensitivity recovers and this symptom disappears after waiting for about 5 minute...

Page 168: ...eck the results by making a solid or halftone image in duplex mode Symptoms related to color Faint image black Only black becomes lighter The transfer belt position is not in the correct position Chec...

Page 169: ...setting to a recommended value depending on the mode selected as shown below SP2 301 3 K 125mm sec 16 to 21 SP2 301 4 K 180mm sec 27 to 32 SP2 301 16 FC K 125mm sec 9 to 13 SP2 301 17 FC K 180mm sec 1...

Page 170: ...daily printing volume of 500 prints self check would be performed first thing every morning These settings are suitable for machines which are used during the day and then kept On in Ready status thro...

Page 171: ...from user and follow the troubleshooting procedure described in section 4 if necessary Color missing Color s is missing on the outputs The position of 3rd mirror moves due to the rough transportation...

Page 172: ...th respect to the color line already transferred to the paper The registration roller speed adjusted by color development motor speed and fusing belt roller speed adjusted by black development motor s...

Page 173: ...Main scan Page 4 56 57 Sub scan Page 4 54 55 Transfer Unit Page 4 60 2 Color shifts only at the leading edge area sometimes causing shock jitter magenta or cyan lines Registration roller speed is not...

Page 174: ...09 01 to 04 Sub scan Registration SP2 916 01 to 10 Main scan Magnification SP2 103 55 to 59 1 Print out the SMC sheets SP5 990 002 2 Do the forced line position adjustment SP5 993 002 or Auto Adjust i...

Page 175: ...fication scope must be used to measure the amount of color shift between colors 5 Take the required action explained in each section depending on the type of color shift 6 Do the Auto Adjust in the Us...

Page 176: ...stration roller is too fast magenta jitter may appear at 67 mm and or cyan jitter at 165 mm from the trailing edge This is caused by the mechanical shock when the trailing edge of the paper passes the...

Page 177: ...he measured value from m to dots with the following formula Then add or subtract the calculated dot value in the SP mode Correction dots Measured value m 21 2 or 42 4 600 dpi mode 1 dot 42 4 m 1200 dp...

Page 178: ...orrection Measured value mm 287 x 10000 If the color line is enlarged in relation to black add the correction value to the current setting If the color line is reduced in relation to black subtract th...

Page 179: ...to the current setting If color YMC has shifted to the right in relation to black subtract the above value from the current setting Examples If the magenta line has shifted to the left by 40 m add 4 t...

Page 180: ...f SP1 004 004 005 and SP1 005 003 depending on the mode selected SP1 004 004 Normal paper Color mode 1200 dpi 62 5 mm s SP1 004 005 Normal Paper Color mode 600 dpi 125 mm s SP1 005 003 Thick Paper 62...

Page 181: ...olor grid is larger than the black grid Yellow becomes larger from left to right in Fig 1 but cyan and magenta become larger from right to left This is because the laser writing direction for B Y is d...

Page 182: ...pattern printed in step 3 Sometimes a magnification scope must be used to measure the amount of color shift between colors 5 If the result is not within the target go to the next step Fusing Registra...

Page 183: ...Print a 1 dot grid pattern for each of the following modes using A3 11 x 17 paper 1 Normal 600 dpi 2 Normal 1200 dpi 3 If the color has shifted within 100 mm from the leading edge follow the troubles...

Page 184: ...n pattern 12 using A3 11 x 17 paper SP5 997 Test Pattern Setting Mode Tray selection Pattern Single Color Color Mode Resolution Normal color 600 dpi 2 12 6 Black Single Color 600x600 3 Depending on th...

Page 185: ...background are printed as follows 1 The color toner for example magenta B and yellow A toner is transferred on the paper C Some space D is left blank for the black toner 2 The black toner E is transfe...

Page 186: ...lift sensor Tray1 205 A2 Tray2 205 B4 Shorted SC501 502 Open Paper Jam is detected whenever a print is made Relay sensor 205 A8 Shorted Paper Jam is detected even if there is no paper Open Paper Jam i...

Page 187: ...rted Waste oil near full message is not displayed even when a waste oil near full condition exists causing a waste oil leak Open The message Reset waste oil bottle correctly is displayed even when it...

Page 188: ...ents FU2 10A 125V 5 A 250V No response No DC power is supplied to the electrical components FU81 3 15 A 250 V 3 15A 250V Only 12V DC power is not supplied SC260 or SC261 may occur This fuse is directl...

Page 189: ...aranteed any more Entering the Service Program Mode There are two ways to enter the Service Program Mode Method 1 Turn the machine on while pressing the On Line key and Escape key together until the a...

Page 190: ...lay is the current setting Select the required setting using the Up Down arrow keys then press the Enter key The previous value remains if the Enter key is not pressed Exiting Service Program Mode Sel...

Page 191: ...ta or Cyan in Full Color mode YMC Only for Yellow Magenta and Cyan FC Full Color mode FC K FC Y FC M or FC C Black Yellow Magenta or Cyan in full color mode Paper Feed Station P Paper tray B By pass t...

Page 192: ...off and on to effect the setting change An asterisk to the right hand side of the mode number column means that this mode is stored in the EEPROM Engine or NVRAM Printer Controller If you do a RAM cle...

Page 193: ...er 107 3 Hold down Clear Stop for at least 3 seconds 4 Enter the Service Mode Exiting SP Mode Exit 5 Press Exit twice to return to the copy window 5 2 2 TYPES OF SP MODES Copy SP SP modes related to t...

Page 194: ...eys if you know the SP number and then press The required SP Mode number will be highlighted when pressing If not just press the required SP Mode number Press twice to leave the SP mode and return to...

Page 195: ...t you want to open and then press that number to expand the list 4 Use the center touch panel buttons to scroll to the number and title of the item that you want to set and press The small entry box o...

Page 196: ...824 001 SP5 825 001 SP5 832 001 to 004 SP5 961 001 NOTE If the settings of SP modes 5 993 013 to 015 are changed these changes will affect the next line position adjustment 5 2 3 REMARKS Display on t...

Page 197: ...5 1 Disp Version Displays the version of the controller firmware ToneCtlSet 1 Tone Factory 2 Tone Prev 3 Tone Current CTL 101 4 ACC CF Recalls a set of gamma settings This can be either a the factory...

Page 198: ...w 9 CTL 0 to 255 144 1 step 10 Black 10 30 Cyan 10 50 Magenta 10 70 Yellow 10 CTL 0 to 255 160 1 step 11 Black 11 31 Cyan 11 51 Magenta 11 71 Yellow 11 CTL 0 to 255 176 1 step 12 Black 12 32 Cyan 12 5...

Page 199: ...ious setting memory storage location Toner Limit 1 TonerLimitPhot Adjusts the maximum toner amount for image development 100 to 400 260 1 step 106 2 TonerLimitText CTL 100 to 400 190 1 step FactoryTes...

Page 200: ...ge registration by changing the registration clutch operation timing for each mode 10 0 to 10 0 0 0 0 1 mm step FA S to S Reg Side to Side Registration 1 By pass Table BCU 2 Paper Tray 1 BCU 3 Paper T...

Page 201: ...d 2 Color Process Speed Paper Type Paper Type TH Thick 1 K BCU Adjusts the black development drive motor speed for the B W 125mm s process speed The value stored in this SP mode is different from SP1...

Page 202: ...ed for postcards 1 00 to 0 00 0 40 0 05 step Drum STM Speed Drum STM Speed Adjustment 1 62 5 BCU Adjusts the drum speed of each line speed mode 62 5 mm s and 125 mm s this adjusts drum speed but not t...

Page 203: ...P1 104 25 or 105 3 to 28 Temperature specified in this SP mode 10 to 100 NA 10 EU 20 1 o C step The following SPs set the target operating temperatures of the heating and pressure rollers in various m...

Page 204: ...0 10 1 C step 36 P SP 62 5 BCU 20 to 30 10 1 C step 37 P SP 125 BCU 20 to 30 10 1 C step 105 38 P SP 185 BCU 20 to 30 20 1 C step Temp Display Fusing Temperature Display Heating or Pressure 1 H Roller...

Page 205: ...perature specified in SP1 912 003 to 006 Also see SP 1 917 1 1 Th High Temp BCU Sets the threshold for entering the high temperature condition 0 to 50 30 1 C step 2 Th Low Temp BCU Sets the threshold...

Page 206: ...1 62 5 BCU 0 to 20 0 5 C step 4 Temp 1 OHP narrow BCU 0 to 20 5 5 C step 5 Temp 1 OHP wide BCU 0 to 20 5 5 C step 6 Temp 2 185 BCU 0 to 20 10 5 C step 7 Temp 2 125 BCU 0 to 20 10 5 C step 8 Temp 2 62...

Page 207: ...a timer see step 3 2 When the timer reaches T the controller checks the temperature of the pressure roller If the temperature is 60 C or higher the controller does not execute the machine temperature...

Page 208: ...using exit roller marks or a paper jam in the fusing section To prevent this the print job will not start if the heating and pressure roller temperatures are higher than the following Target temperatu...

Page 209: ...ular spots may appear if the room temperature is very low Check the printouts after changing the AC bias with these SP modes SP2 001 12 to 20 and exiting SP mode If increasing or decreasing the AC bia...

Page 210: ...6MHz BCU Displays the result of the latest line position adjustment Changing this affects the main scan magnification however this will be automatically corrected at the next line position adjustment...

Page 211: ...an minimize the noise Dev Bias Development Bias Color Process Speed 1 K 62 5 BCU 2 K 125 BCU 3 K 185 BCU 4 Y 62 5 BCU 5 Y 125 BCU 6 M 62 5 BCU 7 M 125 BCU 8 C 62 5 BCU 201 9 C 125 BCU Adjusts the deve...

Page 212: ...event this the machine counts the number of pixels and supplies a fixed amount of toner if the accumulated number of pixels becomes greater than the specified level 0 to 100 0 1 step DFU 14 Vt Coeff B...

Page 213: ...e setting of SP2 212 11 has priority for deciding when to stop printing 11 Min Print BCU Specifies the minimum number of sheets that can be printed after toner near end has been detected However when...

Page 214: ...initialization Vcnt is automatically adjusted so that Vt is within 3 0 0 1V 0 or 1 1 Alphanumeric DFU 0 Disabled 1 Enabled 2 Humidity BCU Enables or disables the Humidity Auto Correction This correct...

Page 215: ...current is increased too much image offset may occur especially in halftone areas 1 K P S 125 BCU 0 to 50 15 1 A step 2 K P S 185 BCU 0 to 50 22 1 A step 3 K P D 125 BCU 0 to 50 16 1 A step 4 K P D 1...

Page 216: ...o 50 7 1 A step 59 FC Y TH S62 5 BCU 0 to 50 7 1 A step 60 FC M TH S62 5 BCU 0 to 50 7 1 A step 61 FC C TH S62 5 BCU 0 to 50 7 1 A step 62 K SP D62 5 BCU 0 to 50 10 1 A step 63 K SP D125 BCU 0 to 50 1...

Page 217: ...d Current Adjustment Paper or By pass Paper Size Correction Adjusts the paper attraction roller current for color printing If paper misfeeds occur at the transfer unit in color mode check and or adjus...

Page 218: ...as a temporary measure In this case the line position adjustment needs to be disabled with SP5 993 001 2 C BCU 3 M BCU 908 4 Y BCU 128 to 127 0 1 pulse step DFU Main scan Reg Main scan Registration Co...

Page 219: ...h detection 0 or 1 1 Alphanumeric 0 Disable 1 Enable MScan Reg Cor Main scan Registration Correction Color Not used DFU 1 Y BCU 128 to 127 0 1 dot step DFU 2 M BCU 128 to 127 1 1 dot step DFU 3 C BCU...

Page 220: ...t Vcnt value 0 to 240 0 1 step Humidity 008 1 Humidity BCU Displays the humidity measured by the humidity temperature sensor 0 to 100 1 step Vsg Display Vsg Display Front or Rear 1 Vsg F BCU Displays...

Page 221: ...1 mg cm 2 KV step DFU Dev g Display Development Gamma Display Color Displays the development gamma measured during the process control self check 1 K BCU 2 Y BCU 3 M BCU 121 4 C BCU 0 to 10000 1 mg c...

Page 222: ...heck NOTE If color balance changes during multi copy runs after ACC is performed select 1 or 2 Setting 2 can precisely adjust the image density however it takes about 6 minutes Select 1 or 2 depending...

Page 223: ...inter K BCU 2 Printer Y BCU 3 Printer M BCU 4 Printer C BCU 5 CF K CF 6 CF Y CF 7 CF M CF 903 8 CF C CF 0 to 1 50 0 65 0 05 mg cm 2 step DFU M A for LD M A Target for LD Correction Color Adjusts the M...

Page 224: ...the K coefficient in SP3 906 5 2 Interrupt BCU Specifies the execution timing of the interrupt process control self check 0 to 999 0 1 print step The interrupt process control self check is automatic...

Page 225: ...t page 0 to 5000 10 ms step OPC Refresh 920 1 Temperature BCU This SP determines the temperature threshold for determining whether refresh mode is done just after the machine is switched on The charge...

Page 226: ...mode Use this mode when the image is smeared It takes about 1 minute Also use after replacing the components of the transfer unit see section 3 6 Auto Tnr Ref Auto Toner Refresh BCU Performs a toner r...

Page 227: ...t To prevent this toner is consumed over a long period of time It takes about 20 minutes to complete this toner refresh mode 1 Bk 921 2 All Color OPC Refresh2 922 1 Mode Set BCU Specifies when the OPC...

Page 228: ...h side for erasing the original shadow caused by the gap between the original and the scale 0 to 3 0 0 0 1 mm step FA Scanner Free Run 1 Lamp OFF 013 2 Lamp ON CF Performs the scanner free run with th...

Page 229: ...Gain Display Gain Adjustment Red 1 R EVEN 628 2 R ODD CF Displays the gain value of the amplifiers on the scanner SBU for Red G Gain Display Gain Adjustment Green 1 G EVEN 629 2 G ODD CF Displays the...

Page 230: ...905 1 Dither Selection NV CF Changes the parameters for error diffusion 0 to 255 0 1 step DFU VPU Test Pattern 1 Test Pattern R Selects the test pattern generated by the scanner SBU board 0 to 4 0 1...

Page 231: ...mma M Letter Printer Gamma Adjustment for Magenta Letter mode 1 Offset Highlight 2 Offset Middle 3 Offset Shadow 4 Offset IDmax Adjusts the offset data of the printer gamma for magenta in Letter mode...

Page 232: ...Gamma M Photo Printer Gamma Adjustment for Magenta Photo mode 1 Offset Highlight 2 Offset Middle 3 Offset Shadow 4 Offset IDmax Adjusts the offset data of the printer gamma for magenta in Photo mode 0...

Page 233: ...ive or positive Rom Update ROM Update Display 046 1 ROM Update CTL Enables or disables the ROM Update utility When enabled this utility will be displayed in the user program mode 0 or 1 1 DFU 0 Enable...

Page 234: ...r 1 0 0 Enabled 1 Disabled UCodeCtrClr Use Code Counter Clear 404 1 UCodeCtrClr Clear all counters for users 0 to 1 1 0 step 0 Not executed 1 Executed Password 1 Password Set Sets the password for the...

Page 235: ...802 1 EngineFreeRun Performs a free run on the printer engine NOTE The machine starts free run in the same condition as the sequence of A4 LT printing from the 1st tray Therefore paper should be loade...

Page 236: ...6 1 CSS Setting CTL 0 to 1 0 1 step DFU 0 Disable 1 Enable CSS PI Device Co 821 1 CSS PI Device Co CTL 0 to 4 0 1 step DFU NVRAMUpload NVRAM Upload 824 1 NvramUpload Uploads the UP and SP mode data ex...

Page 237: ...e software switch for the network 0000 to FFFFh 0003h 1 hex unit step 35 Trans Protocol PS NW Sets the print server transport protocol for the network 0001h TCP IPX0100h TCP IPX Priority IPX 0102h TCP...

Page 238: ...e Password CTL Deletes passwords 828 80 Host Name Ethernet CTL Specifies the host name HDD Init HDD Initialization 1 HDD Init ALL CF Initializes the hard disk Use this SP mode only if there is a hard...

Page 239: ...number of channels DFU 1 to 11 or 13 1 1 step Europe Asia 1 to 13 USA 1 to 11 Note Do not change the setting 10 WEP key CTL Enters the WEP key The maximum number of characters is determined by SP5 84...

Page 240: ...TL CF Specifies how the machine makes copies of documents job files merged in the document server 0 or 1 0 0 Normal 1 Performance Normal The transfer belt moves up and down depending on the color colo...

Page 241: ...e life of the paper feed rollers is nearly ended 0 or 1 0 Alphanumeric 0 No Alert 1 Alert 930 5 Paper Trans BCU Determines whether to display the alert when the life of the transfer unit or transfer b...

Page 242: ...Panel Correction Touch Panel Correction Log 971 1 Touch Panel Calibration CTL CF Displays whether the touch panel has been calibrated after clearing all memory 0 or 1 0 0 Not calibrated 1 Calibrated...

Page 243: ...es the temperature for starting the line positioning adjustment 3 to 15 5 1 o C The line position adjustment automatically starts when the temperature differs by the amount specified in this SP mode f...

Page 244: ...n adjustment is done can be adjusted using the following SP modes SP5 993 010 to 021 These are coefficients used for the adjustment Normally do not change except if the automatic adjustment gives poor...

Page 245: ...ecified in this SP mode 100 to 990 211 10 sec step 25 Drm Gear Phase BCU Adjusts the phases of the black drum gear and the color drum gear 0 to 345 0 15 degrees step DFU 26 Initialization BCU Enables...

Page 246: ...line speed in the NVRAM DFU Test Pattern 1 IntTray Selects the tray for making a test print 0 to 4 1 1 step 0 By pass Table 1 Tray 1 2 Tray 2 3 Tray 3 4 Tray 4 NOTE The machine makes a test pattern on...

Page 247: ...solution for making a test print 0 to 2 1 1 step Alphanumeric 0 600x600 1 1200x600 2 1200x1200 6 MLT Paper Size Selects the paper size for making a test pattern from the by pass table 0 to 3 0 1 step...

Page 248: ...Solenoid 8 Pick up Motor Fwd 008 9 Pick up Motor Rev CF Activates the electrical components for functional check It is not possible to activate more than one component at the same time DF Free Run 1 D...

Page 249: ...e paper center Decrement Holes move toward the paper edge 7 5 to 7 5 0 0 5 mm step Staple Staple Position 111 1 Staple BCU Adjusts the stapling position Increment Staple position moves toward the edge...

Page 250: ...f the color counters 14 P B W Contact 15 DocBox B W Contact CF Displays the number of B W prints made while the transfer belt contacted color PCUs in ACS mode 20 P Full Color 21 P B W Single 22 P Sing...

Page 251: ...L CF Displays the total number of originals fed by the ARDF Staple Counter 206 1 Staple Counter CTL Displays the number of stapler operations Punch Counter 209 1 Punch CTL Displays the number of times...

Page 252: ...made in copy mode Copy Co Job Mode Copy Counter Job Mode 1 Sort 2 Staple 3 Punch 4 Reverse Copy 306 5 Check Copy NV CF Displays the total number of multiple copy jobs made in copy mode DS Co Total Sc...

Page 253: ...age 2 2 page 3 3 5 pages 326 4 6 10 pages NV CF Displays the number of copy jobs made from the document server and classed by the size of the job DS Co Set No DS Co Document Server Counter 1 1 to 1 2...

Page 254: ...ON 13 D Exit 2 ON 14 D Exit 3 ON 15 D Feed ON 20 MB Upper ON 21 MB Lower ON 51 Tray 1 OFF 52 Tray 2 OFF 53 Tray 3 OFF 54 Tray 4 OFF 61 Regist OFF 63 E Tray OFF 64 I Tray OFF 65 D OFF 66 D Exit 1 OFF...

Page 255: ...er of jams according to the paper size 0 to 9999 0 1 sheet step 32 11 x 17 36 8 1 2 x 14 38 8 1 2 x 11 44 5 1 2 x 8 1 2 506 128 Others CTL Displays the number of jams according to the paper size 0 to...

Page 256: ...nted as the 3rd feed station Displays the number of revolutions of motors or clutches for each current maintenance unit 0 to 9999999 0 1 revolution step When a unit is replaced the machine automatical...

Page 257: ...dition The end condition occurs some number of rotations after this not adjustable NOTE The machine internally adjusts or compensates as necessary depending on conditions of machine usage Due to this...

Page 258: ...Ratio 1 Last K 2 Last C 3 Last M 4 Last Y Displays the image coverage ratio for each color of the last output 0 to 100 00 0 01 step This SP mode displays the coverage ratio of the output i e the ratio...

Page 259: ...e counters classed by the size of copies made from the document server SP7 323 Co Clear DS Job Mode Counter Clear DS Job Mode 843 1 Co Clear DS Job Mode CF Clears the counters classed by the job mode...

Page 260: ...or Dev Development Unit 1 S PCU K 2 S PCU Y 3 S PCU M 4 S PCU C 5 S Dev K 6 S Dev Y 7 S Dev M 8 S Dev C 9 S Oil Supply 10 S Fusing Displays the number of sheets printed with the previous maintenance u...

Page 261: ...concentration and developer potential 0 to 999 99 0 0 01 step SP 7 833 5 to 8 vs SP 7 908 1 to 4 The averages for K SP 7 833 5 and SP 7 908 1 are the same For CMY SP 7 908 does not include black and w...

Page 262: ...CTL Displays the part number of the firmware Firmware Ver 1 Controller 2 Engine 7 Finisher 9 PFU 11 Mail Box 13 Duplex 14 MUSIC 18 NIB 21 DSP MUSIC 131 Bluetooth 150 RPCS 151 PS 152 RPDL 153 R98 154...

Page 263: ...t switches Gamma settings User Service Toner Limit The following user settings Tray Priority Menu Protect System Setting except for setting of Energy Saver I F Setup I O Buffer and I O Timeout PCL Men...

Page 264: ...able 1 1 Activated Actuator inside sensor 4 Paper Size Switch 1 5 Paper Size Switch 2 6 Paper Size Switch 3 2 7 Paper Size Switch 4 See Table 2 1 Pushed By pass Table 0 Paper End Sensor Paper end Pape...

Page 265: ...Not full Full Motor Lock 0 Development Drive Motor CMY Not locked Locked 1 Development Drive Motor K Not locked Locked 2 Fusing Fan Motor Not locked Locked 3 Air Pump Motor MY Not locked Locked 8 4 Ai...

Page 266: ...per detected 6 Original width sensor 3 Paper not detected Paper detected 5 Original width sensor 2 Paper not detected Paper detected 4 Original width sensor 1 Paper not detected Paper detected 3 Skew...

Page 267: ...he machine detects either 11 x 81 2 LEF or B5 SEF depending on the setting of SP 1 902 4 Table 3 Paper Size By pass Table Models Bit No North America Europe Asia 4 3 2 1 11 x 17 SEF 11 x 17 SEF 0 0 1...

Page 268: ...Dev M H Development Motor K High Speed 24 K Dev M M Development Motor K Middle Speed 25 K Dev M L Development Motor K Low Speed 26 K Dev M Card Black Development Motor Thick paper 27 FC Dev M H Color...

Page 269: ...Motor Low Speed Clockwise 81 By Pass M C CW Paper Feed Motor Thick paper or OHP mode Clockwise 82 By Pass M M CW Paper Feed Motor Middle Speed Clockwise 89 CH DC Y Charge DC Bias for Yellow 125 mm s...

Page 270: ...ack 132 ID Sensor LED ID Sensor LED 133 TD Vcnt TD Sensor Vcnt 134 Memory Chip Memory Chip Power 5V Supply 141 Polygon M 29 Polygon Motor 29 528 142 Polygon M 21 Polygon Motor 21 850 143 LD FC K 62 5...

Page 271: ...2 65 Counterclockwise 188 DI M2 125CCW Duplex Inverter Motor 2 125 Counterclockwise 189 DI M2 130CCW Duplex Inverter Motor 2 130 Counterclockwise 190 DI M2 185CCW Duplex Inverter Motor 2 185 Counterc...

Page 272: ...er size SP5 997 007 SP5 997 006 Tray By pass G080S903 WMF Test Pattern Selection SP5 997 002 0 None 1 1 dot sub scan line 2 2 dot sub scan line 3 1 dot main scan line 4 2 dot main scan line 5 1 dot gr...

Page 273: ...FTP port number After changing this value do the following 1 Run the Registry Editor 2 Access HKEY_LOCAL_MACHINE SOFTWARE Ricoh NetworkScanner 3 Change the value of PortNo to this SP mode s value 0 to...

Page 274: ...d 1 Smooth 2 Clearly 3 Liner 4 Text image for the delivery function 5 Text photo image for the delivery function 6 Photo image for the delivery function 5 Notch No 7 Lighter Brightness Adjusts the ima...

Page 275: ...lied 0 to 15 4 1 step DFU 2 MTF Filter Coefficient Sub scan As above for sub scan 0 13 4 1 step DFU 3 Smoothing Filter Selects the smoothing pattern for Text Photo mode when using binary picture proce...

Page 276: ...t in the main scan direction for Photo mode Select a higher number for a stronger filter If this is 0 the MTF filter is not applied 0 to 15 0 1 step DFU 2 MTF Filter Coefficient Sub scan As above for...

Page 277: ...55 85 1 step DFU 24 Notch No 1 Darker Brightness 0 to 255 128 1 step DFU 25 Notch No 1 Darker Contrast 0 to 255 128 1 step DFU 004 26 Notch No 1 Darker Threshold NV CF 0 to 255 70 1 step DFU Gray scal...

Page 278: ...ep DFU 19 Notch No 3 Threshold 0 to 255 100 1 step DFU 20 Notch No 2 Brightness 0 to 255 128 1 step DFU 21 Notch No 2 Contrast 0 to 255 128 1 step DFU 22 Notch No 2 Threshold 0 to 255 85 1 step DFU 23...

Page 279: ...5 Notch No 7 Lighter B Threshold 0 to 255 128 1 step DFU 16 Notch No 6 R Brightness 0 to 255 177 1 step DFU 17 Notch No 6 G Brightness 0 to 255 174 1 step DFU 18 Notch No 6 B Brightness 0 to 255 177 1...

Page 280: ...step DFU 42 Notch No 4 Middle B Threshold 0 to 255 128 1 step DFU 43 Notch No 3 R Brightness 0 to 255 125 1 step DFU 44 Notch No 3 G Brightness 0 to 255 127 1 step DFU 45 Notch No 3 B Brightness 0 to...

Page 281: ...old 0 to 255 128 1 step DFU 006 69 Notch No 1 Darker B Threshold NV CF 0 to 255 128 1 step DFU Compression ratio of gray scale 1 Compression ratio Normal image Selects the compression ratio for graysc...

Page 282: ...e eCabinet 000 000 000 000 Display timer of N W error 004 1 Display timer of N W error NV CF Selects the length of time that the network error message for the scanner utilities is displayed If this is...

Page 283: ...machine beeps once release both buttons After Now loading Please wait is displayed for a few seconds the copy window will open The machine is ready for normal operation 5 6 2 SYSTEM SETTINGS AND COPY...

Page 284: ...e the following procedure 1 Press User Tools Counter 2 Hold down and then press Copier Document Server Settings NOTE You must press first 3 When the message prompts you to confirm that you want to res...

Page 285: ...are needed to upgrade the controller system firmware One IC card is for the operating system and the other is for the printer application Always upgrade the operating system first then the printer ap...

Page 286: ...cover Displays Network Support Displays Updated 1 2 task done then Power off on Turn Main SW off Replace IC card with the second one Turn Main SW on Firmware update automatically starts Displays 16 an...

Page 287: ...ation DIMM 2 Onboard Scn 1 Fax Application Feature application DIMM 2 Opt DIMM Fax 1 NIB Network Interface DIMM 2 Network Support 1 Scanner IPU Scanner control IPU Flash ROM Scanner IPU 1 Operation Pa...

Page 288: ...The following message is displayed Then press the button where the firmware description is displayed 5 Pressing the UpDate button starts updating the firmware To indicate the progress bars change to a...

Page 289: ...anything this is the normal condition for firmware update processing and completion The following message is displayed for 10 seconds after pressing the Up Date button then the message disappears and...

Page 290: ...003 Machine s Device Number C O P O Counters SP7 006 Duplex A3 DLT Over 420 mm Staple and Scanner application scanning counters SP7 007 Plug and Play brand name and production name settings SP5 907 1...

Page 291: ...IC Check Standard RAM Conection Check Optional RAM Connection Check Clock Generator Check Standard NVRAM Check Font Header Check Optional NVRAM Check Real Time Clock Check Network Check Engine I F Che...

Page 292: ...the machine in a more detailed diagnostic mode manually in order to test other components or conditions that are not tested during self diagnosis after power on The following device is required in or...

Page 293: ...ional HDD required Paper Input By pass Size Tray Paper Size Paper Type Tray Locking Tray Priority List Test Print Maintenance Color Regist Image Density Registration Key Repeat Printer Lang Sub Paper...

Page 294: ...any time by the user 5 6 UP Mode Initial Screen User Tools Counter Display To enter the UP mode press User Tools Counter System Settings In the User Tools Counter display press System Settings Click a...

Page 295: ...orner press to display more options Perform the settings press Exit to return to the User Tools Counter display and then press Exit to return to the copy window Printer Facsimile Scanner Settings In t...

Page 296: ...USER PROGRAM MODE 17 January 2003 5 108 Counter In the User Tools Counter display press Counter Maintenance In the User Tools Counter display press the Maintenance G080S507 WMF G080S508 WMF...

Page 297: ...OM Boot up from IC card 2 to 4 Factory Use Only Keep these switches OFF NOTE If a download attempt failed you must boot up the machine from the IC card To do this DIP SW 1 on the controller board need...

Page 298: ...for each color 3 Development Unit 4 Laser Optics Housing Unit 5 Polygon Mirror Motor 6 Toner Cartridge 7 By pass Feed Table 8 Tray 2 9 Tray 1 10 Waste Oil Bottle 11 Waste Toner Bottle 12 Duplex Feed...

Page 299: ...finisher requires the duplex unit and either the one tray paper feed unit two tray paper feed unit or LCT It also requires the HDD or additional memory DIMM total 128MB or more The duplex unit has tw...

Page 300: ...ler and the waste toner collection coils from the PCUs 3 Drum drive motor K This drives the black PCU and the collection coil in the waste toner bottle 4 Drum drive motor CMY This drives the PCUs for...

Page 301: ...nnects to the BCU through a PCI bus Clutches Paper Tray Unit LCT Duplex Unit Memory Chip Toner Cartridge Operation Panel Thermistors 4 bin Mailbox Finisher BCU Controller HDD USB Interface Bluetooth W...

Page 302: ...ip on the toner cartridge DSP Digital Signal Processor Line position adjustment Controller The controller handles the following functions Printer to host interface Operation panel interface Network in...

Page 303: ...d for collation and for soft fonts Operation Panel Board Controls the display panel the LED and the keypad IEEE1284 Interface This is a parallel printer port USB Offers simple connectivity for compute...

Page 304: ...ting Each PCU consists of a drum charge roller cleaning brush and blade From the left the PCU stations are black yellow cyan and magenta A transfer belt feeds paper past the PCUs and the toner image o...

Page 305: ...oner remaining on the drum surface after image transfer to the paper Quenching for OPC drum Quenching is done by illuminating the whole area of the drum with the laser at the end of every job Paper at...

Page 306: ...ine determines the following depending on the ID sensor output and a reference table in memory VD Drum potential without exposure to adjust this the machine adjusts the charge roller voltage VB Develo...

Page 307: ...re reset to 0 4 Interval Interrupt default not done This interrupts printing and then starts automatically when the machine makes a certain number A of continuous color prints in the same job and the...

Page 308: ...machine calibrates the ID sensor until its output known as VSG is as follows VSG 4 0 0 5 Volts This calibration compensates for the transfer belt s condition and the ID sensor condition such as dirt o...

Page 309: ...the squares is 12 mm x 15 mm and is a solid color square They are made by changing the development bias and charge roller voltage The difference between development bias and charge roller voltage is a...

Page 310: ...hlight pattern generation steps 6 to 8 later in this procedure The machine also adjusts VREF toner density target at the same time so that the development gamma detected by process control will be the...

Page 311: ...types mentioned above and the various grades are made sby changing the LD power Step 7 Sensor Pattern Density Detection The ID sensor detects the densities of the 5 dot pattern squares for each color...

Page 312: ...ighlight pattern Black and white printing After every four pages Black Color printing After every one page One of four colors For color jobs the order of pattern generation is K Y M C K Y M C The high...

Page 313: ...r each toner supply clutch is stored in the memory chip for the relevant toner cartridge The amount of toner supplied also depends on the process line speed for the current job The machine supplies th...

Page 314: ...r of the toner attraction pump B Memory chip C on the toner cartridge Toner end sensor D There are two different toner near end detection procedures after here referred to as Toner Near End Detection...

Page 315: ...he operation time counter of the toner attraction pump the memory chip on the toner bottle and the toner end sensor 1 To calculate the toner amount remaining in the toner cartridge the controller cons...

Page 316: ...8 V After the machine detects toner end for black it cannot print until the toner cartridge is replaced If cyan magenta or yellow are in a toner end condition during standby mode the machine can prin...

Page 317: ...orrected for the current humidity every print job VCNT is also corrected for the total number of prints to prevent the developer Q M from varying If the humidity correction is giving poor results for...

Page 318: ...s and one polygon mirror motor to produce latent images on four OPC drums one drum for each color toner There are two hexagonal mirrors Each mirror reflects beams from two LD units The LD unit for bla...

Page 319: ...ine without this component the line bends out towards the middle of the main scan The central bend of the WTL is adjusted in the factory The speed of the polygon mirror depends on the selected mode se...

Page 320: ...at the left are used for yellow and black Main Scan Start Detection For magenta and cyan the LSD at the rear detects the start of the main scan For yellow and black the LSD at the front detects the s...

Page 321: ...following three positions 600 dpi position 1 200 dpi position Home position Before it is driven to the 600 dpi position or the 1 200 dpi position the black LD unit is set to its home position When dr...

Page 322: ...LD unit except for OHP sheets and thick paper remains at the 600 dpi position The table lists the printing modes and the positions of the black LD unit Mode Position 600 dpi 600 dpi position Monochro...

Page 323: ...tly switching on during servicing This relay turns off when the front cover upper left cover or right cover is opened and cuts the power 5V supplied to the LD board for each color through the BCU Two...

Page 324: ...take precedence over others Condition Message A Fusing unit link B Upper left cover switch C Front door switch D Right door switch Reset Fusing Unit Correctly Open any any any Close Upper Left Cover C...

Page 325: ...C MM KY KC KM are measured by the front center and rear ID sensors The controller takes the average of the spaces and adjusts the following positions and magnification Sub scan line position for YCM M...

Page 326: ...correct the machine moves the image of the color up or down the sub scan axis To do this it changes the laser write timing for that color Main scan line position for KYCM If the machine detects that t...

Page 327: ...S pos M pos Magni Skew Job End SP3 906 1 Interrupt SP3 906 2 Non use Time 1 2 SP3 906 3 4 1 Process control Recovery fusing tempera ture 60 C or lower None Interrupt SP5 993 3 4 Standby SP5 993 3 5 J...

Page 328: ...ions Main Scan Skew Adjustment The 3rd mirror positioning motors for magenta A cyan B and yellow C adjust the angle of the 3rd mirrors B respectively based on the 3rd mirror position for black This me...

Page 329: ...ach color Each PCU consists of an OPC drum non contact charge roller cleaning brush and cleaning blade The diameter of the drum is 30 mm circumference about 94 25 mm The photoconductor gap between a P...

Page 330: ...tailed Descriptions 6 4 2 DRIVE The drum drive motor K A drives the PCU for black The drum drive motor CMY B drives the PCUs for magenta cyan and yellow Using one motor to drive these three drums redu...

Page 331: ...ter E on each of the black D and yellow C drum gears The drum gear position sensors F G detect the positions of these interrupters respectively The sensors check that the two interrupters are parallel...

Page 332: ...wo drum position sensors detect the two drum gear interrupters several times Both black and yellow drum gear interrupters are not detected 440 1 Step 2 The time lags between detection of the black dru...

Page 333: ...d in SP2 001 1 to 9 do not adjust in the field unless advised to do so The diameter of the roller is 11 14 mm circumference about 35 mm The gap between a drum and the corresponding charge roller is ab...

Page 334: ...scriptions 6 4 5 DRUM CLEANING The cleaning brush A spreads out the waste toner remaining on the drum The cleaning blade B then scrapes it off The toner collection auger C transports the toner towards...

Page 335: ...ngs and PCUs correspond as follows black F yellow G cyan H magenta I The waste toner from the transfer belt cleaning unit drops into the waste toner collection duct from another opening E The end of t...

Page 336: ...ain amount of waste toner the sensor is deactivated The machine detects that the waste toner bottle is almost full and displays Waste Toner is Almost Full After that the machine can print about 2 500...

Page 337: ...ion Process After the machine is turned on or the front cover is closed the machine checks each switch Result 1 in the table Then the machine drives the PCUs and development units for 5 seconds and ch...

Page 338: ...nnot detect the cyan PCU and the yellow development unit it displays the first message Reset PCU Correctly and the second message Cyan When the machine detects all PCUs but does not detect a developme...

Page 339: ...augers and attracted onto the surface of the roller The photoconductor gap between PCU and development roller is determined by the drum positioning plate and the rear shaft and is not adjustable in t...

Page 340: ...rough gears and a clutch This motor also drives the fusing unit and paper exit rollers The gear trains are indicated in the diagram by dotted lines The development drive motor CMY B drives the develop...

Page 341: ...6 5 3 DEVELOPER AGITATION Two mixing augers A and B circulate the developer forward and backward to agitate the developer This happens during the process control self check during toner supply and dur...

Page 342: ...roves toner transfer to the drum The machine automatically controls the dc bias if automatic process control is enabled i e if SP3 125 1 is set to 0 However if process control is switched off i e if S...

Page 343: ...toner in each cartridge The pumps and four valves C control the air flow Mixed with air the toner passes part of the way along the transport tube J towards the toner attraction pump This pump draws t...

Page 344: ...he inner pipe A and reaches the toner tube E at the bottom end of the pipe On its way to the toner tube the toner passes the sensor windows G These windows are at the front side and the rear side of t...

Page 345: ...he development unit The toner supply clutch drives the rotor which draws the toner in from the cartridge and passes it to the development unit When supplying toner the clutch is on for 0 7 second and...

Page 346: ...e open toner can enter the development unit from the toner attraction pump When the development unit is removed the shutter spring E and F pulls and closes the shutter 6 5 7 TONER CARTRIDGE DETECTION...

Page 347: ...table 9 Separation roller By pass feed 10 Transport roller 11 Vertical transport roller 12 Feed roller tray 2 13 Separation roller tray 2 14 Pick up roller tray 2 15 Paper tray 2 16 Paper tray 1 Ther...

Page 348: ...gram When tray 1 and tray 2 are inside the machine their pick up rollers H K are always in contact with each top sheet of the paper stack On the other hand the pick up roller P of the by pass tray sta...

Page 349: ...the machine detects that a tray has been placed in the machine the tray lift motor D rotates and the coupling gear E on the tray lift motor engages the pin F on the lift arm shaft G Then the tray lif...

Page 350: ...4 G 11 x 17 SEF 11 x 17 SEF 0 1 0 0 A3 SEF A3 SEF 1 0 1 0 81 2 x 14 SEF 1 B4 SEF 1 1 1 0 1 81 2 x 11 SEF 2 A4 SEF 2 0 1 1 0 11 x 81 2 LEF 3 11 x 81 2 LEF 3 1 0 1 1 A4 LEF A4 LEF 0 1 0 1 B5 LEF B5 LEF...

Page 351: ...haft rotates Remaining paper Paper height sensor 2 B Paper height sensor 1 C Full OFF OFF Nearly full ON OFF Near end ON ON Almost empty OFF ON OFF No actuator 6 6 6 PAPER END DETECTION TRAYS 1 2 If t...

Page 352: ...rives the registration roller B using a clutch and a complex train of gears the location of the gear train is indicated by dotted lines in the above diagram The machine makes a paper buckle at the reg...

Page 353: ...x 600 125 28 Color 1 200 x 1 200 62 5 14 OHP Thick 600 x 600 1 200 x 600 1 200 x 1 200 62 5 10 During a monochrome print job the machine changes the line speed if there is a page with color in the mi...

Page 354: ...er Longer paper sizes are more affected by the speed difference than shorter sizes From the viewpoint of image crispness multi color images are more easily affected than mono color images To solve thi...

Page 355: ...e paper past the drums towards the fusing unit A positive charge is applied to the paper under the transfer belt opposite each drum to transfer the toner from the drums onto the paper The back up roll...

Page 356: ...N 6 59 Detailed Descriptions 6 7 2 TRANSFER BELT DRIVE The transfer unit drive motor A drives the transfer belt B and the cleaning unit via the timing belt and gears The speed of transfer belt drive d...

Page 357: ...t for each printing mode color or B W resolution paper type can be adjusted with SP2 301 1 to 56 The by pass tray settings are used when the duplex unit has not been installed and the user is making d...

Page 358: ...osition adjustment on the belt Belt cleaning is completed while the transfer belt makes one rotation The transfer unit drive motor A drives the unit The cleaning brush B always contacts the transfer b...

Page 359: ...l the previous page has gone through the transfer unit Then the transfer belt contact motor C turns on and a cam D moves the lower end E of the transfer belt upward so that it contacts the other three...

Page 360: ...ransfer belt is in the home position When initialization starts the transfer belt contact motor lifts the lower end until the actuator has passed the sensor and lowers it to its home position This act...

Page 361: ...drum only until a page with color data on it appears The transfer belt then moves against all four drums and stays there until the end of the job even if some K only pages appear If ACS is off and the...

Page 362: ...temperature of the fusing belt quickly The hot roller is made of sponge which flattens slightly also increasing the fusing nip This roller does not contain a fusing lamp Each of the heating and press...

Page 363: ...E is driven by the pressure with the fusing belt F Fusing Clutch The fusing clutch A turns off and cuts the drive power when the fusing unit does not need to operate This mechanism prevents the belt a...

Page 364: ...5 C EU 130 C Color 1200 x 600 600 x 600 NA 175 C EU 180 C NA 145 C EU 160 C 1200 x 1200 175 C NA 145 C EU 155 C Black and white 1200 x 600 600 x 600 NA 180 C EU 180 C NA 150 C EU 160 C OHP All 165 C 1...

Page 365: ...bove which printing will not start Overheat Protection If the heating or pressure roller temperature becomes higher than 200 C the CPU cuts off the power to the fusing lamp SC543 for the heating rolle...

Page 366: ...kes it easier for paper to separate from the fusing belt and roller after fusing The oil C from the oil supply pad B is supplied to the oil supply roller A The oil supply roller rotates and supplies a...

Page 367: ...oid A turns on the solenoid lever B pushes the oil supply lever C on the fusing unit The movement is transmitted by the link D and the bracket E to the oil supply roller F The roller is lifted and tou...

Page 368: ...through an opening F on the rear side of the holder The bottle pushes the feeler directly 2 The bottle set sensor is checked when the main switch is turned on or when the front or left door is opened...

Page 369: ...mount of waste oil becomes large enough for the waste oil to flow into the area the actuator floats on the oil When the actuator leaves the waste oil sensor the message Waste Oil Bottle is Almost Full...

Page 370: ...en the power is turned on or the left cover is closed the BCU checks whether a new fusing oil supply unit is installed by checking the fuse condition If the fusing oil supply unit has been replaced th...

Page 371: ...looped wire circuit opens When the power is turned on or the left cover is closed the BCU checks whether the looped wire circuit is open or closed If the fusing unit has just been replaced the circuit...

Page 372: ...a PC Any cover opened and closed Any operation panel key pressed Level 2 Energy Saver Mode The level 2 energy saver mode starts after the machine has been idle for a certain time This time is specifie...

Page 373: ...gate feeds paper to the standard paper tray or the external paper tray The junction gate solenoid D controls the junction gate as follows To feed paper to the standard paper tray The junction gate sol...

Page 374: ...EXIT 6 77 Detailed Descriptions 6 9 2 PAPER OVERFLOW DETECTION When the paper overflow sensor A is activated the machine detects that the paper stack height has exceeded a certain limit and stops pri...

Page 375: ...s the following functions memory local bus interrupts PCI bus video data HDD network operation panel IEEE1284 and image processing SDRAM DIMM 2 slots 64 MB SDRAM resident expandable up to 384 MB with...

Page 376: ...Interface section IEEE 802 11b Interface option See the IEEE 802 11b Interface section Bluetooth Interface option See the Bluetooth Interface section HDD option A 3 5 HDD 20 5 GB can be connected usi...

Page 377: ...6 80 6 10 2 BOARD LAYOUT ASIC COMIC CPU DIP SW Network I F IC CARD I F SRAM DIMM I F x 2 ROM DIMM I F x 3 NVRAM IDE I F HDD NVRAM I F HDD Power Supply I F PCI Option I F Option Board I F Engine I F IE...

Page 378: ...atching RPCS Driver Controller Host ICM Engine ICM profile Printer Engine CMYK 8 bit CMYK 8 bit K UCR BG RGB CMYK 1 bit RGB G080D967 WMF PCL Driver Decode Scale 8 bit Color Matching Dithering ROP BG U...

Page 379: ...ses gray with the K or CMYK toner depending on the driver settings BG UCR Black Generation Under Color Removal The RGB data is converted to CMYK data with BG UCR During CMYK conversion some CMY data i...

Page 380: ...troller SP mode Toner Limit Default 190 for text 260 for photo Adjustable range 100 to 400 Dither Processing and ROP RIP Dither patterns have been prepared for photo and text independently Dithering c...

Page 381: ...ages is 2 000 including jobs using locked print and collation Locked Print This feature requires installing an optional HDD Using this feature the print job is stored in the machine but will not be pr...

Page 382: ...specified in the Paper Input menu Menu Paper Input Tray Priority NOTE The by pass feed table is not part of the tray search Tray Locking If Tray Locking is enabled for a tray the controller skips the...

Page 383: ...stem Auto Continue NOTE The default setting for this feature is Off Auto Tray Select When there is no paper tray that matches the paper size and type specified by the driver the machine searches for a...

Page 384: ...uto Tray SW is selected as the output tray in the System menu and Printer Default is specified as the output tray in the driver the machine automatically sends the output to the lowest tray When that...

Page 385: ...more than this number it will not be stapled For A3 11 x 17 81 2 x 14 paper 30 sheets For 81 2 x 11 A4 B5 paper 50 sheets Punching Punching is available only when the punch kit is installed with the t...

Page 386: ...le System 1 500 MB 500 MB Downloaded fonts forms Remains stored even after cycling power off on File System 2 1 000 MB 1 000 MB Job spooling area Erased after power off File System 3 2 000 MB 2 000 MB...

Page 387: ...ns the following features which are supported in most devices Hot swapping cables can be connected and disconnected while the computer and other devices are switched on Peer to peer networking no hub...

Page 388: ...56 byte ROM 6 12 4 PIN ASSIGNMENT Pin No Signal Description 1 Cable Power 2 GND 3 Receive strobe 4 Transmit data 5 Receive data 6 Transmit strobe IEEE1394 Board 1394 I F 1394 I F PHY TSB41AB2 Clock Os...

Page 389: ...LESHOOTING NOTES If there are problems printing using the IEEE1394 interface check the following Is the computer using Windows 2000 with service pack 1 Has the interface card been replaced recently Ea...

Page 390: ...IEEE1394 printing without IP address is known as SCSI printing NOTE 1 Windows XP is the only OS which supports IP over 1394 Windows ME can also be used in combination with the SmartNet Monitor 2 Wind...

Page 391: ...installing or moving wires Most wireless LANs can be integrated into existing wired networks Once installed the network treats wireless nodes like any other physically wired network component Flexibil...

Page 392: ...LED Indicators LED DESCRIPTION ON OFF LED1 Green Link status Link success Link failure LED2 Orange Power distribution Power on Power off Controller Board Engine Board CN1 Parallel I F Interface Board...

Page 393: ...e machine in ad hoc mode and program the necessary settings even if the machine will be used in the infrastructure mode To switch between ad hoc and infrastructure modes use the following user tool Ho...

Page 394: ...devices Some devices automatically change from ad hoc mode to infrastructure mode when the same SSID is used in ad hoc mode and infrastructure mode In such a case to use the device in ad hoc mode use...

Page 395: ...Fair 41 75 Poor 21 40 Unavailable 0 20 NOTE Communication status can be measured only when the infrastructure mode is being used Channel Settings If a communication error occurs because of electrical...

Page 396: ...etwork Setup in the Host Interface menu 3 Check if the channel settings are correct 4 Check if the SSID and WEP are correctly set If infrastructure mode is being used 1 Check if the MAC address is pro...

Page 397: ...the IEEE802 11b wireless LAN Many protocols for infrared transmission IrDA can be used with Bluetooth A Bluetooth device can connect to other Bluetooth devices without any settings Standard applied Bl...

Page 398: ...ID codes of the slave devices The master and one of the slave devices can be swapped Once the master device leaves the Piconet a slave device becomes the new master Machines with the Bluetooth option...

Page 399: ...ile Synchronization Profile Hardcopy Cable Replacement Profile Basic Imaging Profile The Serial Port Profile SPP and the Hardcopy Cable Replacement Profile HCRP are used for the printer products SPP i...

Page 400: ...and 1 5 Mbps low speed Common connectors for different devices USB 2 0 is a successor to the USB 1 1 specification It uses the same cables connectors and software interfaces It provides an easy to use...

Page 401: ...nted at the time of cancellation the job will continue to print up to the page where the print job was cancelled When the controller board is replaced the host computer will recognize the machine as a...

Page 402: ...ppm 1200 x 600 dpi 38 ppm 10 ppm Monochrome 1200 x 1200 dpi 28 ppm 10 ppm 600 x 600 dpi 28 ppm 10 ppm 1200 x 600 dpi 28 ppm 10 ppm Color 1200 x 1200 dpi 14 ppm 10 ppm Resident Fonts PCL5c 35 Intelli f...

Page 403: ...o 28 lb By pass tray 60 to 163 g m2 16 to 43 lb Output Paper Capacity Standard exit tray 500 sheets face down External exit tray 100 sheets face up Memory Standard 64 MB up to 384 MB with optional DIM...

Page 404: ...1 N Y N N Y Y N Y Letter LEF 11 x 8 5 Y Y Y Y Y Y Y Legal SEF 8 5 x 14 N Y N N Y Y N Y Half Letter SEF 5 5 x 8 5 N N N N N N Y Executive SEF 7 25 x 10 5 N Y N N Y N Y Executive LEF 10 5 x 7 25 N N N N...

Page 405: ...m Y Y N N N Ledger 11 x 17 Y Y Y Y Y Letter SEF 8 5 x 11 Y Y Y Y Y Letter LEF 11 x 8 5 Y Y Y Y Y Legal SEF 8 5 x 14 Y Y Y Y Y Half Letter SEF 5 5 x 8 5 Y Y N Y N Executive SEF 7 25 x 10 5 Y Y Y Y Y Ex...

Page 406: ...OFTWARE Software Description Agfa Font Manager 2000 Win95 98 ME 2000 XP NT4 A font management utility with screen fonts for the printer SmartNetMonitor for Admin Win95 98 ME 2000 XP NT4 A printer mana...

Page 407: ...paper feed options Finisher and mailbox cannot both be installed Four bin Mailbox G566 C Finisher and mailbox cannot both be installed Paper Feed Unit 500 x 1 G567 D Paper Feed Unit 500 x 2 G568 E LCT...

Page 408: ...intenance Kit A G211 Includes CMY PCUs Maintenance Kit B G219 Includes CMY development units Maintenance Kit C G209 Includes the fusing unit Maintenance Kit D G220 Includes K development unit and dust...

Page 409: ...mum A5 LEF 81 2 x 11 Paper Weight 60 to 105 g m2 16 to 28 lb Tray Capacity 500 sheets x 2 80 g m2 20 lb Paper Feed System FRR system Paper Height Detection 3 steps 100 50 Near End Power Source DC 24V...

Page 410: ...k paper OHP cannot be stapled Tray Capacity Upper tray 500 sheets A4 81 2 x 11 B5 A5 LEF 250 sheets 11 x 17 A3 81 2 x 14 B4 Lower tray default mode stapled output only goes to tray 2 2000 sheets A4 81...

Page 411: ...With punch unit 55 Kg 121 3 lb 5 5 FOUR BIN MAILBOX Number of bins 4 bins Stack Capacity 125 sheets x 4 80 g m2 20 lb Paper Size for Trays Maximum A3 11 x 17 SEF Minimum A5 LEF 81 2 x 11 Print Paper W...

Page 412: ...mum original size A3 11 x 17 Original reference position Left rear corner Copy speed Normal 28 cpm color or 38 cpm black white OHP thick 10 cpm color black white ADF 1 to 1 28 cpm color or 38 cpm blac...

Page 413: ...220 240 V 50 60 Hz 1 1 A for Europe Asia Maximum power consumption during copying System 1 440 W or less Scanner 240 W or less Dimensions W x D x H System the next page Scanner 570 x 757 x 100 mm wit...

Page 414: ...r mainframe with CF Expander One tray Paper Feed Unit and Rack 2 Printer mainframe with CF Expander One tray Paper Feed Unit Duplex unit Finisher and Rack G080V903 WMF G080V904 WMF A B C A 45 mm B 1 1...

Page 415: ...SPECIFICATIONS 17 January 2003 SPEC 14 3 Printer mainframe with CF Expander Large Capacity Tray Two tray Paper Feed Unit Duplex unit Finisher and Rack G080V905 WMF G H G 150 mm H 1 200 mm...

Page 416: ...0 600 dpi Grayscales 1 bit or 8 bits pixel each for RGB Scanning Throughput ARDF mode Without 40GB HDD B W 21 spm A4 81 2 x 11 SEF 200 dpi 1 bit Color 11 spm A4 81 2 x 11 SEF 200 dpi 8 bits With 40GB...

Page 417: ...es No Yes Yes 11 x 15 No No Yes No 10 x 14 No No Yes No 8 5 x 14 LG Yes No Yes No 8 5 x 13 F4 No No Yes Yes 8 25 x 13 No No No No 8 x 13 F No Yes No No 8 5 x 11 LT Yes No Yes No 11 x 8 5 LT Yes No Yes...

Page 418: ...10 mm 26 6 x 29 8 x 43 7 Weight 30 kg ARDF Paper Size Weight Size A3 to B6 DLT to HLT Simplex Weight 45 to 90 kg 11 to 34 lb Size A3 to B5 DLT to HLT Duplex Weight 45 to 90 kg 14 to 28 lb Table Capaci...

Page 419: ...eight 60 to 105 g m2 16 to 28 lb Stack Capacity 80 g m2 20 lb Tray 1 100 sheets Tray 2 100 sheets A4 smaller than 81 2 x 11 250 sheets B4 81 2 x 14 Printing Speed Resolution Printing Speed 600 x 600 d...

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Summary of Contents for G080

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Ricoh G080, Service Manual, Page: 117 / 419

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Summary of Contents for G080

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