Olivetti d-Copia 300 Service Manual Download Page 265

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2FD/2FF/2FG

1-6-36

1-6-7 Fixing section

(1) Detaching and refitting the fixing unit

Follow the procedure below to check or replace the fixing unit.

Procedure

1. Open the front cover and conveying cover.
2. Remove the three screws holding the front

left cover and then the cover.

Figure 1-6-65

3. Remove the screw holding the fixing unit and

then the unit.

4. Check or replace the transfer roller assembly

and refit all the removed parts.

Figure 1-6-66

(2) Detaching and refitting the heat roller separation claws

Follow the procedure below to replace the heat roller separation claws.

Procedure

1. Remove the fixing unit.
2. Remove the two screws and detach the

upper fixing cover while holding the four
claws.

Figure 1-6-67

Front left cover

Fixing unit

Claw

Upper fixing cover

Summary of Contents for d-Copia 300

Page 1: ...d Copia 300 d Copia 400 d Copia 500 SERVICE MANUAL Published in April 2005 842FG112 Version 3 0...

Page 2: ...sion if battery is incorrectly replaced Replace only with the same or equivalent type recommended by the manufacturer Dispose of used batteries according to the manufacturer s instructions CAUTION Dou...

Page 3: ...ion Date Replaced pages Remarks 1 19 October 2004 2 2 2 3 0 22 April 2005 Contents 1 1 1 1 1 2 1 1 3 1 1 4 1 3 3 1 3 4 1 3 5 1 3 6 1 3 7 1 3 7 1 1 3 8 Chapter 1 4 overall rerised 1 6 29 1 6 30 1 6 37...

Page 4: ...This page is intentionally left blank...

Page 5: ...sonnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves...

Page 6: ...mpliance with warning messages using this symbol WARNING Serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol CAUTIO...

Page 7: ...or dusty place This may cause fire or electric shock Do not install the copier near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around th...

Page 8: ...clean Dirt on them can cause abnormally high temperatures Do not remove the ozone filter if any from the copier except for routine replacement 2 Precautions for Maintenance WARNING Always remove the...

Page 9: ...t all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necessary Handle greases and solvents with care...

Page 10: ...t through document processor option 1 3 33 1 3 9 Installing the Printing System option 1 3 34 1 3 10 Installing the Scanning System option 1 3 36 1 3 11 Installing the built in finisher option 1 3 39...

Page 11: ...ower switch is turned on 1 5 46 2 The drive motor does not operate C2000 1 5 46 3 The paper feed motor does not operate C2500 1 5 46 4 The eject motor does not operate 1 5 46 5 The upper lift motor do...

Page 12: ...onveying path 1 5 55 8 Abnormal noise is heard 1 5 55 1 6 Assembly and Disassembly 1 6 1 Precautions for assembly and disassembly 1 6 1 1 Precautions 1 6 1 2 Running a maintenance item 1 6 2 1 6 2 Pap...

Page 13: ...tions 1 6 42 1 7 Requirements on PCB Replacement 1 7 1 Upgrading the firmware on the main PCB 1 7 1 1 7 2 Adjustment free variable resisters VR 1 7 2 1 7 3 Remarks on main PCB replacement 1 7 2 1 7 4...

Page 14: ...No 5 2 4 5 Timing chart No 6 2 4 6 Timing chart No 7 2 4 7 Timing chart No 8 2 4 8 Timing chart No 9 2 4 9 Timing chart No 10 2 4 10 Timing chart No 11 2 4 11 Chart of image adjustment procedures 2 4...

Page 15: ...opies min B5R 18 copies min 40 cpm copier A3 11 17 23 copies min B4 81 2 14 23 copies min A4 11 81 2 40 copies min A4R 81 2 11 27 copies min B5 40 copies min B5R 22 copies min 50 cpm copier A3 11 17 2...

Page 16: ...165 lbs Floor requirements 1512 W 646 D mm 591 2 W 252 5 D Functions Auto paper selection mode Image quality selection Auto magnification selection mode Zoom mode Preset zoom mode XY zoom mode 2 sided...

Page 17: ...r 5 Bypass tray 6 Insert guides 7 Toner container 8 Toner container release lever 9 Toner disposal tank 0 Cleaning shaft Front cover Main power switch Copy store section Platen Original size scales Up...

Page 18: ...key 9 Touch panel 0 Brightness adjustment control dial Copier key Indicator lamp Printer key Indicator lamp Scanner key Indicator lamp Fax key Indicator lamp Auto Selection key Indicator lamp Job Bui...

Page 19: ...h Figure 1 1 3 Machine cross section 1 Paper feed section 2 Main charging section 3 Optical section 4 Developing section 5 Transfer and separation section 6 Cleaning and charge erasing section section...

Page 20: ...ure 1 1 4 As viewed from machine rear 1 Drive motor gear 2 Drum gear Z76H Z30H 3 Drum gear Z70H 4 Gear Z76H Z35H 5 Gear Z50H 6 Gear Z36S Z31H 7 Gear Z37H 28H 8 Gear Z34H 9 Registration clutch gear 0 G...

Page 21: ...Z76H Z35S 3 Feed gear Z25 4 Feed gear Z25 5 Feed gear Z25 6 Feed gear Z25 7 Gear Z41S Z24S P30 8 Upper paper feed clutch gear 9 Paper feed drive belt 0 Gear Z41S Z24S Lower paper feed clutch gear Gear...

Page 22: ...2FD 2FF 2FG 1 1 8 Figure 1 1 6 1 Pulley T30 2 Duplex belt 3 Pulley T30 4 Duplex feed clutch gear 5 Gear 25 6 Idle gear 20 7 Gear 25 3 Drive system 3 duplex section...

Page 23: ...on Avoid direct sunlight or bright lighting Ensure that the photoconductor will not be exposed to direct sunlight or other strong light when removing paper jams Avoid extremes of temperature and humid...

Page 24: ...units 1 and 2 Install the toner container Connect the power cord Load paper Make test copies Print out the user setting list Output an own status report maintenance item U000 Exit maintenance mode Sta...

Page 25: ...ur handles for transport on the right and left sides and hold them For the left front handle for transport open the door and push it into the machine before pulling out the handle Handle for transport...

Page 26: ...ase 6 Inner frame 7 Eject spacer 8 Hinge joints 9 Bottom pad 0 Machine cover Front left pad Front right pad Rear left pad Rear right pad Skid Plastic bag Bar code labels Bottom spacer Plastic bag Oper...

Page 27: ...er case 6 Inner frame 7 Eject spacer 8 Belts 9 Bottom pad 0 Machine cover Front left pad Front right pad Rear left pad Rear right pad Skid Plastic bag Bar code labels Bottom spacer Plastic bag Operati...

Page 28: ...2 Remove the tape and then remove the pad at the eject section 3 Remove the tape holding the power cord 4 Remove the three tapes holding the pins for light source units 1 and 2 5 Remove the tape holdi...

Page 29: ...the two pins for light source unit 1 and the pin for light source unit 2 Figure 1 3 5 Figure 1 3 6 Remove the pins holding light source units 1 and 2 Tape Light source unit 2 pin Light source unit 1 p...

Page 30: ...ainer approximately 10 times in the horizontal direction to stir toner 4 Gently push the toner container into the copier along the rails Push the container all the way into the copier until it locks i...

Page 31: ...10871087 using the numeric keys 2 Enter 130 using the numeric keys and press the start key 3 Press the start key to execute the maintenance item The drive stops within approximately 5 minutes 4 Press...

Page 32: ...1 3 9 2FD 2FF 2FG 3 0 This page is intentionally left blank...

Page 33: ...uto clear time Switching copy operation at toner empty detection Changing the copy count timing Setting the display order of the date Setting auto application change time Switching the finisher eject...

Page 34: ...at head screws P N B2303060 One 1 M3 bronze nut P N C2303000 Procedure 1 Fit the key counter socket assembly to the key counter retainer using the two screws and nut 2 Fit the key counter mount to the...

Page 35: ...etainer on the copier using the screw 9 Insert the key counter into the key counter socket assembly 10 Turn the main switch on and enter the maintenance mode 11 Run maintenance item U204 and select KE...

Page 36: ...Pull the upper and lower drawers out 3 Fit the drawer heater to the bottom of the machine and bind the wire of the drawer heater with the band 4 Put the wire of the drawer heater out of the machine th...

Page 37: ...r source PCB unit 6 Remove the two screws and pull out the wire of the drawer heater that has been put out of the rear frame while raising the power source PCB unit 7 Insert the connector of the drawe...

Page 38: ...9 Figure 1 3 20 2 Place the copier on top of the paper feeder with the positioning pins at the front left and right of the paper feeder aligned with the holes in the base of the copier 3 Secure the co...

Page 39: ...the copier 8 Route the harness through the clamp on the retainer Check that the harness and the motor do not contact 9 Fit the retainer using the screw removed in step 6 and the two CVM4 06 cross hea...

Page 40: ...is to be installed 13 Connect the copier power plug to the wall outlet and turn the copier power switch on 14 Load paper into the drawer and make a test copy to check the operation Figure 1 3 24 Figur...

Page 41: ...the white arrow e and retighten the three screws If the test pattern output example looks like B move the adjuster in the direction of the black arrow b and retighten the three screws 5 Output the te...

Page 42: ...paper deck with the positioning pins at the front left and right of the large paper deck aligned with the holes in the base of the copier 3 Secure the copier to the large paper deck using the two pin...

Page 43: ...crew Figure 1 3 33 5 Remove the screw and then the cover from the rear of the large paper deck 6 Remove the screw from the rear of the copier 7 Insert the 12 pin connector of the large paper deck into...

Page 44: ...ust them to level the machine 11 Fit the stay to the lower left of the large paper deck toward the rear using the two M4 16 chrome TP screws such that it makes contact with the floor Note Do not fit t...

Page 45: ...e of paper to be used Secure the lateral size adjusters using the screw for each 5 Move the front and rear sliders two at each point outward until they make contact with the lateral size adjusters 6 R...

Page 46: ...b and retighten the two screws If the test pattern output looks like B move the adjuster in the direction of the white arrow e and retighten the two screws 5 Output a test pattern again 6 Repeat steps...

Page 47: ...ying cover such that the projections on the cover fit into the two ends of the curl eliminator 4 Secure the curl eliminator using the two screws removed in step 2 5 Close the conveying cover 6 Fit the...

Page 48: ...cover 8 Remove 13 screws and take off the shield cover 9 Insert the board supports into the three round holes of the IPC PCB Detach the 10 pin connector four wires from YC4 on the main PCB and connect...

Page 49: ...1 J2 Main PCB IPC PCB Round hole Round holes Board supports Board support Figure 1 3 48 13 Align the rail retainer with the groove of the guide rail and attach the rail retainer to the guide rail Make...

Page 50: ...inding screws for each 16 Orient the guide rail such that its pulley is positioned toward the copier and then fit the caster rails to the spacer 17 Secure the rail retainer to the copier using two M4...

Page 51: ...et Note When installing the switchback unit use screw hole a in the guide rail when not installing the switchback unit use screw hole b in the guide rail 20 Adjust the position of the rail fixing plat...

Page 52: ...haft of the stapler unit as shown in the illustration If the plate in the middle portion stay transport is grasped the unit may be deformed resulting in paper jams 23 Close the front panel Installing...

Page 53: ...hook of the switchback unit on the loosely fitted M3 8 binding screws 5 Tighten the loosely fitted M3 8 binding screws 6 Secure the switchback unit using two M4 12 TP screws 7 Close the switchback un...

Page 54: ...inserted see step 8 11 Fit the two support rubbers removed in step 1 to the switchback unit 12 If the finisher and the copier do not engage securely perform the following finisher height adjustment Ad...

Page 55: ...isher is joined to the copier viewed from the machine front Note Turning the adjustment bolts clockwise lowers the finisher while turning them counterclockwise lifts the finisher 5 Adjust the height o...

Page 56: ...is installed 6 Adjust the height of the front right caster in the same manner as in step 4 so that the hook of the latch catch is aligned with the projection of the switchback unit when the finisher...

Page 57: ...heck that the finisher and the switchback unit operate correctly Setting the booklet stapling position 1 Enter the maintenance mode and run U246 2 Select Saddle finisher and press the start key 3 Sele...

Page 58: ...g to the wall outlet and turn the power switch on 4 Place the original on the DP and make a test copy Check the operation and the copy image 5 If the copy image is different from the original run the...

Page 59: ...the printing system all the way in along the rails and fasten it with 2 screws Install the optional network printer board 3 Remove 2 screws and take off the cover 4 Push the network printer board all...

Page 60: ...l Memory DIMM 7 Remove the printing system and insert the optional memory DIMM firmly into either of the memory slots Push the DIMM firmly into the slot so that the two hooks one hook at each end of t...

Page 61: ...the rear cover Figure 1 3 79 If the printing system is installed 2 Remove the 2 screws holding the printer system in place and pull the printing system out of the shield cover Screws Printer system Fi...

Page 62: ...ield cover Screws 4 Remove 2 screws and take off the cover 5 Firmly push connector CN1 on the scanner board all the way into connector YC46 on the main PCB 6 Fasten the scanner board with 2 screws Fig...

Page 63: ...1 3 84 Figure 1 3 83 If the printing system was installed 8 Reinstall the printing system into the shield cover fastening it into place with 2 screws Screws Printing system 9 Reattach the rear cover...

Page 64: ...deformed resulting in a malfunction Figure 1 3 86 Upper left cover Screw Pin 2 Open the conveying cover and the front cover 3 Loosen the two screws on the left side and the screw on the front side op...

Page 65: ...on cover with the mounting plate 6 Remove the two screws and then remove the inner ejection cover Figure 1 3 89 Screws Inner ejection cover 7 Remove the screw located at the front of the static charge...

Page 66: ...in that has been fitted to the transfer unit 11 Insert the metal hook of the transfer unit into the oblong hole of the frame of the copier and secure it using a TP A bronze screw M3 05 Insert the proj...

Page 67: ...and connect the connector white of the intermediate tray to the transfer unit Connect the connectors gray to the connectors of the copier as shown in the illustration Connect the gray connector with m...

Page 68: ...t side to secure the cover with the copier secure the front side using the screw that has been removed in step 3 and secure the right side using a TP A chrome screw M3 05 18 Close the conveying cover...

Page 69: ...idge into the stapler 21 Close the staple cover 22 Insert the power plug of the copier into an outlet and turn the power switch on 23 Select the staple mode and make a stapled copy to check that stapl...

Page 70: ...1 3 103 Figure 1 3 104 5 Remove the two screws and remove the ejection cover with the mounting plate Screws Screw Hook Left front cover Ejection cover Screws 2 Open the conveying cover and the front...

Page 71: ...er 7 Insert the job separator into the copier from the front side and slide it to the left Secure the front side using a TP A bronze screw M3 05 and the rear side using a pin Check to see if the branc...

Page 72: ...pen the left transfer cover and the front cover Fit the left front cover JS to the location to which the upper front cover that has been removed in step 3 was fitted Figure 1 3 107 Connector Connector...

Page 73: ...he rear cover 3 Remove 13 screws and take off the shield cover If the printing system is installed 2 Remove the 2 screws holding the printer system in place and pull the printing system out of the shi...

Page 74: ...ard assembly 6 Fasten the NCU board assembly into place from the bottom with two M3 06 chrome binding screws 7 Connect the three connectors from the NCU board assembly to the corresponding connectors...

Page 75: ...auxiliary power source PCB assembly CN1 FAX PCB Power cable CN1 Auxiliary power source PCB assembly Figure 1 3 116 10 Connect the three positive connectors on the power board to the corresponding conn...

Page 76: ...y YC8 Opening 2 pin connector with green cable 2 pin connector Fax board Figure 1 3 119 14 Unlock YC1 on the fax board by pulling its connector housing 15 Hold the fax cable with its conductive side f...

Page 77: ...igure 1 3 121 19 Hang the modular cover onto the holes on the controller box cover and fasten it into place with 1 screw Screw Modular cover Screw Holes Modular cover Figure 1 3 122 17 Fasten the shie...

Page 78: ...d cover fastening it into place with 2 screws Screws Printing system Figure 1 3 124 21 Reattach the rear cover with 13 screws Figure 1 3 125 22 Adhere the certification labels to the rear cover at the...

Page 79: ...the PQRS TUV WXYZ label and do not use the PRS TUV WXZ and OPER labels 25 Connect the L terminal to the phone circuit using a modular connector cable Important On 120 V systems use the included modula...

Page 80: ...e illustration At the position of the version number of the software is displayed 8 After completing the installation run a communications test to confirm that the fax system is working correctly Japa...

Page 81: ...49 connector on the main PCB and to the connector on the hard disk Caution Connect the blue connector of the wire to the YC49 connector of the main PCB and connect the black connector of the wire to t...

Page 82: ...d disk and secure it with the screw that has been removed in step 1 5 Insert the power plug of the copier to the outlet and turn the power switch on 6 Run maintenance item U024 to initialize the hard...

Page 83: ...assembly Left cover 3 Fit the curl eliminator to the left cover such that the projections on the cover fit into the two ends of the curl eliminator 4 Secure the curl eliminator using the two screws re...

Page 84: ...reverse side of the rail retainer 8 Orient the guide rail such that its pulley is positioned toward the copier 9 Secure the rail retainer to the copier using two M4 10 binding screws such that the fr...

Page 85: ...t 12 Adjust the position of the rail fixing plate so that the gap between the plate and the floor is approximately 8 0 mm and then tighten the two loosely fitted M4 6 binding screws If the finisher an...

Page 86: ...of the latch catch is aligned with the marking of the slot of the finisher when the finisher is joined to the copier viewed from the machine front Note Turning the adjustment bolt clockwise lifts the...

Page 87: ...m when the finisher is detached from the copier 5 Reattach the removed parts to their original positions Connecting the signal cable 1 Connect the signal cable of the finisher to the copier Operation...

Page 88: ...ft cover so that the projections at each end fits into place 4 Fasten the curl eliminator into place with the two screws removed at step 2 5 Fasten the retainer to the left cover with the two M4 8 TP...

Page 89: ...g screw from the rail unit move it into the front screw hole and screw it in 3 Pull out the two fastening pins holding the waste punch box in place and take the waste punch box out of the finisher Rai...

Page 90: ...copier s finisher attachment area with the two M4 10 TP A bronze screws 8 Move the finisher next to the copier and open the finisher s front cover Adjust the height adjustment screw in the rail unit u...

Page 91: ...r 11 Open the finisher s front cover 12 Remove the tape securing the internal tray unit 13 Remove the fastening pin holding the internal tray unit in place and pull out the middle tray unit M4 10 TP A...

Page 92: ...ins securing the stapler unit at the bottom of the intermediate tray unit 16 Raise the stapler unit in the indicated direction and load the two stapler cartridges into the unit Stapler unit Tape Cushi...

Page 93: ...front cover 19 Fasten the main tray to the finisher using the two fixing guide pins and the two hexagonal cap nuts 20 Hold the auxiliary tray vertically attach it to the top of the finisher and lower...

Page 94: ...the two screws securing the retainer move the retainer as necessary to adjust and then retighten the screws If holes are off center toward the front of the copier case a in illustration Move the reta...

Page 95: ...front cover If excessive upward curl case d in illustration 1 Loosen the four screws and remove the finisher s upper cover 2 Move the upper lever one step to the right Note The lever is initially set...

Page 96: ...e key Execute original size registration page 1 4 7 Press the Close key Press the Counter check key Check the total counter page 1 4 8 Press the Document Management key Press the Close key Enter the m...

Page 97: ...f copies made under all department ID codes as a whole will be displayed 2 Press the Print report key The copy management report is printed out 3 Press the Counter clear key to clear all of the copy c...

Page 98: ...adjustment step Sets the number of exposure steps for the manual exposure mode 1 Select Exposure steps and then press the Change key 2 Select 1 step or 0 5 step key Original quality Sets the default...

Page 99: ...this copier 1 Select Adjust auto exposure OCR and then press the Change key 2 Adjust the exposure using the Lighter key or the Darker key Setting range 3 to 3 Manual exposure adjustment text photo mo...

Page 100: ...Select On or Off key Registration keys ON OFF Sets whether or not to allow a Register key to be displayed in the screen for those function and modes which can be registered under the registration key...

Page 101: ...ction automatically engages and puts the copier in the sleep mode if no operation has been performed on the copier during that time 1 Select Sleep mode changing time and then press the Change key 2 Pr...

Page 102: ...the Change key 2 Select Low power mode or Sleep mode key 5 Bypass setting Paper size and type Sets the paper size and paper type for the bypass settings When using special papers such as transparency...

Page 103: ...d press the Change key 4 Enter the password and press the Close key 5 Press the Close key 6 Press the End key Box data deletion Deletes the data in the synergy print box 1 Press the Box editting key 2...

Page 104: ...Enter 001 using the cursor up down keys or numeric keys and press the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run Pre...

Page 105: ...rming fine adjustment of the motor speed Drive motor 7 Eject motor 7 Polygon motor 0 U060 Adjusting the scanner input properties 12 U061 Turning the exposure lamp on U063 Adjusting the shading positio...

Page 106: ...MODE2 U150 Checking sensors and switches for toner U157 Checking clearing the developing drive time U158 Checking the developing count U161 Setting the fixing control temperature Control temperature d...

Page 107: ...40 50 cpm U251 Checking clearing the maintenance count U252 Setting the destination Japan U253 Switching between double and single counts Double count U254 Turning auto start function on off ON U255...

Page 108: ...aper jam counts U904 Checking clearing the service call counts U905 Checking clearing counts by optional devices U906 Resetting partial operation control U908 Changing the total counter value U910 Cle...

Page 109: ...2 paper is available a report of this size is output If not specify the paper feed location When output is complete the screen for selecting an item is displayed Completion Press the stop clear key a...

Page 110: ...rom the symbols displayed on the touch panel as shown below To move the cursor press Left or Right in the bottom row Left Space Right 2 Press the start key The phone number is set and the screen for s...

Page 111: ...operation panel other than the energy saver preheat key 5 To control the paper feed pulley remove all the paper in the drawers or the drawers With the paper present the paper feed pulley does not ope...

Page 112: ...everse 3 Press the start key All data in the backup RAM is initialized and the original settings for Inch specifications are set When initialization is complete the machine automatically returns to th...

Page 113: ...rse 3 Press the start key The setting data of scanner function initial settings are initialized and the registered transmission and reception are cleared Completion Press the stop clear key The screen...

Page 114: ...displayed U031 Checking switches for paper conveying Description Displays the on off status of each paper detection switch on the paper path Purpose To check if the switches for paper conveying opera...

Page 115: ...DUPFCL Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U033 Checking solenoid operation Description Turns each solenoid on Purpose To check the operati...

Page 116: ...e stop clear key The screen for selecting a maintenance item No is displayed U038 Checking the copier cover switch Description Displays the on off status of each cover switch Purpose To check if the s...

Page 117: ...y scanning direction POLYGON MOTOR Increasing the setting makes the setting makes the image shorter in the main scanning direction and longer in the auxiliary scanning direction decreasing the image l...

Page 118: ...it makes the density higher 2 Press the start key The value is set Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode Compl...

Page 119: ...upt copy mode Completion Press the stop clear key at the screen for adjustment The screen for selecting a maintenance item No is displayed U065 Adjusting the scanner magnification Adjustment See pages...

Page 120: ...the start key The screen for executing is displayed Setting 1 Change the setting using the cursor up down keys Description Setting range Initial setting Change in value per step Original conveying mot...

Page 121: ...nge Initial setting Change in value per step LEAD EDGE ADJ DP leading edge registration 32 to 32 0 0 19 mm TRAIL EDGE ADJ DP trailing edge registration 32 to 32 0 0 19 mm Increasing the setting moves...

Page 122: ...g Change in value per step 1 sided Simplex copy mode 39 to 39 3 0 17 mm 2 sided front Front face in duplex copy mode 39 to 39 2 0 17 mm 2 sided back Reverse face in duplex copy mode 39 to 39 3 0 17 mm...

Page 123: ...cted conditions 5 To stop operation press the stop clear key Completion Press the stop clear key when scanning stops The screen for selecting a maintenance item No is displayed U074 Adjusting the DP i...

Page 124: ...DP scanning margin D side If a problem occurs during auto adjustment DATA XX XX is replaced by an error code is displayed and operation stops Should this happen determine the details of the problem an...

Page 125: ...EVEL To check the drum quality 256 LEVEL To check resolution reproducibility in printing 1 DOT LINE To check fine line reproducibility To adjust the position of the laser scanner unit lateral squarene...

Page 126: ...t and rear When scanning is performed after shading there should be no difference between respective values Any differences between the values at machine front and rear indicates that scanner problem...

Page 127: ...alue is displayed Display Description SCAN CENTER Scanner center line SCAN TIMING Scanner leading registration SUB SCAN Scanner magnification in the auxiliary scanning direction MAIN SCAN Scanner magn...

Page 128: ...ursor up down keys Display Description Setting range Initial setting MIXED DARKER Change in density when manual 0 to 3 0 density is set dark MIXED LIGHTER Change in density when manual 0 to 3 0 densit...

Page 129: ...ER Change in density when manual 0 to 9 2 density is set light Increasing the setting makes the change in density larger and decreasing it makes the change smaller 3 Press the start key The value is s...

Page 130: ...g 1 Select an item to be set Display Description Setting range Initial setting LEVEL Detection sensor threshold value 0 to 255 170 WAIT TIME Original size judgment time 0 to 100 50 A4R AREA Threshold...

Page 131: ...lecting an item is displayed Setting 1 Select the item to be set The selected item is displayed in reverse 2 Change the setting using the cursor up down keys Display Description Setting range Adjustab...

Page 132: ...main charger potential output Purpose To check the drum status Also used to clear the count after replacing the drum during regular maintenance Since the count was cleared before shipping do not clea...

Page 133: ...press the stop clear key Completion Press the stop clear key when the operation stops The screen for selecting a maintenance item No is displayed U114 Setting separation charger mode Description Speci...

Page 134: ...s set and the screen f or selecting an item is displa yed Setting SELECT NORMAL MODE 1 Select either MODE0 or MODE1 The selected item is displayed in reverse Display Description MODE0 Selecting SC Who...

Page 135: ...l initialization is complete and whether or not toner remains in the developing unit 0 No 1 Yes are displayed Supplement The following data is also renewed or cleared by performing this maintenance it...

Page 136: ...ng or changing a figure which is used as a reference when correcting the toner control It is automatically cleared when U130 is executed Purpose To check the developing drive time after replacing the...

Page 137: ...to 20 C 0 for duplex copying for copy store section optional mail box ejection The respective temperatures are to be set such that 2NDTEMP 1ST TEMP 3 Press the start key The value is set Setting the f...

Page 138: ...prevent accidents due to an abnormally high fixing temperature Method 1 Press the start key The screen for executing is displayed 2 Press EXECUTE on the touch panel It is displayed in reverse 3 Press...

Page 139: ...phase control or 1 200 V system fixing heater phase control 3 Press the start key The value is set and the maintenance mode is e xited Completion To exit this maintenance item without changing the cu...

Page 140: ...on the touch panel after it is replaced Method 1 Press the start key The screen for executing is displayed and the key displayed at the upper left of the touch panel flashes 2 Press on the center of t...

Page 141: ...clear key Completion Press the stop clear key when the operation stops The screen for selecting a maintenance item No is displayed U204 Setting the presence or absence of a key card or key counter Des...

Page 142: ...increments of 1 When all the keys in that line are pressed and if there are any LEDs corresponding to the keys in the line on the immediate right the top LED in that line will light 4 When all the key...

Page 143: ...Sets the number of sheets of each stack on the main tray and on the intermediate tray in the optional finisher Purpose To change the setting when a stack malfunction has occurred Method 1 Press the s...

Page 144: ...turn each motor off press the stop clear key Completion Press the stop clear key when operation stops The screen for selecting a maintenance item No is displayed U244 Checking the DP switches Descrip...

Page 145: ...tected 51 2 81 2 81 2 14 81 2 11 11 17 11 15 11 81 2 000 49 664 50 176 61 440 61 952 103 936 104 448 139 264 139 776 146 432 146 994 197 120 197 632 197 720 223 232 256 For example if any value betwee...

Page 146: ...osition is not proper To adjust when registration is not proper or staple position is shifted in the staple sort mode Start 1 Press the start key The screen for selecting an item is displayed 2 Select...

Page 147: ...tion 1 Select the desired cursor position The selected item is displa yed in reverse 2 Change the setting using the cursor up down keys Display Description Setting range Initial setting FRONT Front si...

Page 148: ...d item is displayed in reverse and operation starts Large paper deck Display Motors and clutches Operation LCF MOT Conveying motor CM On for 5 s B CL Conveying clutch CCL On for 1 s PCL1 Paper feed cl...

Page 149: ...ted to the mail trays in ascending order from mail tray 1 to mail tray 7 repeatedly Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt...

Page 150: ...nning maintenance item U020 in order to return the setting to the value before replacement or initialization Method Press the start key The screen for selecting an item is displayed Setting 1 Select t...

Page 151: ...n for selecting a maintenance item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The screen for selecting a maintenance item No...

Page 152: ...is displayed U258 Switching copy operation at toner empty detection Description Selects if continuous copying is enabled after toner empty is detected and sets the number of copies that can be made af...

Page 153: ...starts EJECT When the paper is ejected Initial setting EJECT 2 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this maintenan...

Page 154: ...ce item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The screen for selecting a maintenance item No is displayed U274 Setting...

Page 155: ...screen for selecting an item is displayed Setting 1 Select ON or OFF The selected item is displayed in reverse Display Description PAGE SETTING ON Displays the individual border erase mode PAGE SETTIN...

Page 156: ...hod Press the start key The current setting is displa yed Setting 1 Set the number of sheets o to 250 using the numeric keys or cursor up down keys 2 Press the start key The setting is set The screen...

Page 157: ...nter mode 0 1 to 3 0 1 0 FAX Size parameter for fax mode 0 1 to 3 0 1 0 3 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this...

Page 158: ...hen the job separator or duplex unit is installed 150 When the finisher is installed 100 3 Press the start key The setting is set Completion Press the stop clear key The screen for selectiong a mainte...

Page 159: ...nds When the difference between the number of copies of the maintenance cycle and that of the maintenance count reaches the set value the message is displayed This maintenance mode is effective for on...

Page 160: ...p A MARGIN Left margin 0 to 10 0 3 0 0 1 mm B MARGIN Leading edge margin 0 to 10 0 2 5 0 1 mm C MARGIN Right margin 0 to 10 0 3 0 0 1 mm D MARGIN Trailing edge margin 0 to 10 0 4 0 0 1 mm Increasing t...

Page 161: ...start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The...

Page 162: ...ed U510 Setting the enterprise mode Description Sets whether or not the enterprise mode setting is enabled if an optional network scanner is installed This maintenance mode is effective for only 120 V...

Page 163: ...U510 Setting the enter prise mode to ON Method Press the start key The screen for selecting an item is displayed Setting 1 Select ON or OFF The selected item is displayed in reverse Display Descripti...

Page 164: ...ass tray FIRST Upper drawer SECOND Lower drawer THIRD Optional drawer 1 FORTH Optional drawer 2 LCF Optional large paper deck DUPLEX Duplex section When an optional paper feed device is not installed...

Page 165: ...eared and the screen f or selecting a maintenance item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear k ey The screen for selecting...

Page 166: ...iption Displays or clears the counts of the optional DP or finisher Purpose To check the use of the DP and finisher Also to clear the counts after replacing consumable parts Method 1 Press the start k...

Page 167: ...ting a maintenance item No is displayed U910 Clearing the black ratio data Description Clears the accumulated black ratio data for A4 sheets Purpose To clear data as required at times such as during m...

Page 168: ...ting the backup data of fax control PCB CF SRAM FAX DATA Reading the backup data of fax control PCB SRAM CF FAX DIAL Writing the backup data of fax dial information CF SRAM FAX DIAL Reading the backup...

Page 169: ...ntenance item without changing the count press the stop clear key The screen for selecting a maintenance No item is displayed U926 Rewriting FAX program Description Downloads the fax program and fax f...

Page 170: ...nging the count press the stop clear k ey The screen for selecting a maintenance item No is displayed U928 Checking machine life counts Description Displays the machine life counts Purpose To check th...

Page 171: ...setting according to the type of the paper con veying unit Method Press the start key The screen for selecting an item is displa yed Setting 1 Select NEW or OLD The selected item is displa yed in rev...

Page 172: ...the start key The screen for selecting an item is displa yed Setting 1 Select ON or OFF The selected item is displa yed in reverse Display Description ON Performing the aging before copying OFF Not p...

Page 173: ...No is displayed Setting 1 Enter a six digit accumulated time using the numeric keys 2 Press the start key The time is set and the screen f or selecting a maintenance item No is displayed Completion T...

Page 174: ...put VTC PG pattern Method 1 Press the start key The screen for selecting an item is displayed 2 Select the VTC PG pattern to be output Display PG pattern to be output Purpose Center line adjustment La...

Page 175: ...the respective covers to turn safety switch 1or 2 off and on Misfeed in drawer Jam code 10 Jam code 11 Jam code 12 Jam code 13 Jam code 15 Jam code 16 Jam code 17 Misfeed inside conveying cover Jam c...

Page 176: ...ions FSW1 FSW2 FSW3 DUPPCSW RSW RCL BYPFCL BYPPFCL BYPFSW PFCL U PFCL L DPFCL U DPFCL L ESW FSSW PCSW FCL1 DUPFCL FCL2 FCL3 DFSW DFCL OFSW DP Built in finisher Paper feeder Large paper deck OSBSW DPTS...

Page 177: ...for 1 s and turned back on but the switch again fails to turn on within 880 ms Desk feed switch DFSW does not turn on within 880 ms of the desk lower paper feed clutch DPFCL L turning on the clutch i...

Page 178: ...specified time of the desk upper paper feed clutch DPFCL U turning on The bypass feed switch BYPFSW does not turn off within 1730 ms of the bypass paper feed clutch BYPPFCL turning on Feed switch 1 F...

Page 179: ...stration clutch RCL turning on The eject switch ESW does not turn on within 2898 ms of the registration clutch RCL turning on The feedshift switch FSSW does not turn on within 2983 ms of the registrat...

Page 180: ...sided original mode the original feed switch OFSW does not turn on within 800 ms of the original feed motor OFM turning on During the primary feed of the second or later original in the single sided...

Page 181: ...veying switch PCSW does not turn off within 1960 to 3480 ms de pending on paper size of paper conveying switch PCSW turning on When ejection a stack of paper the paper conveying switch PCSW does not t...

Page 182: ...er on jam Door open jam Punch jam The mailbox does not respond 15 s after the eject signal is sent to the mailbox See the mailbox service manual See the mailbox service manual See the mailbox service...

Page 183: ...ly Replace feed switch 2 if indication of the correspond ing switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn feed switch 3 on and off manually Replace feed...

Page 184: ...tuator Defective feed switch 3 Change the paper Check visually and replace any deformed pulleys Check visually and replace feed switch 2 if its actuator is broken Run maintenance item U031 and turn f...

Page 185: ...feed switch Check if the bypass paper feed clutch malfunctions Electrical problem with the bypass paper feed clutch Run maintenance item U247 and select the desk upper paper feed clutch on the operat...

Page 186: ...ch 1 Broken feed switch 2 ac tuator Change the paper Check visually and replace With 5 V DC present at CN6 12 on the deck main PCB check if CN6 11 on the deck main PCB remains low when paper path sens...

Page 187: ...the registration switch on and off manually Replace the switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Check and repair if necessary Check visual...

Page 188: ...desk main PCB remains low when the desk feed switch is turned on and off If it does replace the desk feed switch Check visually and replace the bypass feed switch if its actuator is broken Run mainte...

Page 189: ...on and off manually Replace the bypass feed switch if indication of the corresponding switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn the registration swi...

Page 190: ...turn the eject switch on and off manually Replace the eject switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Check visually and replace the feedsh...

Page 191: ...CN5 4 on the switchback unit main PCB remains low when the switchback eject switch is turned on and off If it does replace the switchback eject switch Check visually and replace the feedshift switch i...

Page 192: ...n maintenance item U244 and turn the DP timing switch on and off manually Replace the switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Run maintena...

Page 193: ...s deformed With 5 V DC present at CN4 9 on the finisher main PCB check if CN4 10 on the finisher main PCB remains high or low when the paper conveying switch is turned on and off If it does re place t...

Page 194: ...Bitmap problem DMA problem Hard disk drive problem Scanner carriage problem Polygon motor synchronization problem Polygon motor steady state problem System error Normal C call processing System error...

Page 195: ...he accounting counter is detected MMI communication problem There is no reply after 20 retries at communication Printer board communication prob lem There is no reply after 20 retries at communication...

Page 196: ...n PCB or scanner network board Poor contact in the connector ter minals Defective main PCB or fax control PCB Defective main PCB Poor contact in the connector ter minals Defective main PCB Defective d...

Page 197: ...ot complete within the specified period of time Poor contact in the connector ter minals Defective main PCB Defective mailbox main PCB Poor contact in the connector ter minals Defective main PCB Defec...

Page 198: ...ol PCB Defective fax software Defective fax control PCB Poor contact in the connector terminals Defective main PCB or fax control PCB Defective fax software Defective fax control PCB Defective fax sof...

Page 199: ...e lower lift motor turning on At this time removal and insertion of the drawer is prompted Even after removal and insertion of the drawer the lower lift limit switch does not turn on This problem occu...

Page 200: ...desk lower lift mo tor Defective desk lower lift motor Poor contact of the desk lower lift motor connector terminals Defective desk lower lift limit switch Poor contact of the desk lower lift limit s...

Page 201: ...The deck left lift does not rise properly Check the gears and remedy if necessary Reinsert the connector Also check for con tinuity within the connector cable If none repair or replace the cable Check...

Page 202: ...onvey ing motor desk drive motor con nector terminals Poor contact in the connector ter minals Defective scanner home position switch Defective main PCB or scanner drive PCB Defective scanner motor Re...

Page 203: ...Defective main PCB Defective laser diode Defective polygon motor Defective main PCB Check the connection of connector YC34 on the main PCB and the continuity across the connector terminals Repair or...

Page 204: ...r contact in the fixing unit thermistor 1 or 2 connector terminals Fixing unit ther mistor 1 or 2 installed incorrectly Fixing unit ther mostat triggered Fixing unit heater M or S installed incorrectl...

Page 205: ...ing unit thermistor con nector terminals Broken fixing unit thermistor wire Defective toner sensor Poor contact in the toner sensor connector termi nals Defective toner container sensor Defective tone...

Page 206: ...erminals Defective external temperature ther mistor Poor contact in the humidity sen sor PCB connec tor terminals Defective external temperature ther mistor Poor contact in the paper convey ing motor...

Page 207: ...c tions Defective finisher main PCB The front side reg istration motor connector makes poor contact The front side reg istration motor malfunctions The front side reg istration home po sition sensor c...

Page 208: ...PCB The trailing edge registration motor connector makes poor contact The trailing edge registration motor malfunctions The trailing edge registration home position sensor connector makes poor contact...

Page 209: ...ith the paper ejection motor A problem is de tected with the elevation motor A problem is de tected with the rear jog motor A problem is de tected with the front jog motor A problem is de tected with...

Page 210: ...with the punch communi cation A problem is de tected with the punch sensor A problem is de tected with the side punch sensor A problem is de tected with the punch backup RAM data A problem is de tect...

Page 211: ...e is darker than the other See page 1 5 41 9 Black dots appear on the image See page 1 5 42 10 Image is blurred See page 1 5 42 11 The leading edge of the image is consistently misaligned with the ori...

Page 212: ...k for continuity within the connector cable If none remedy or replace the cable Check if YC7 10 on the main PCB goes low when maintenance item U101 is run If not replace the main PCB Check if transfer...

Page 213: ...tinuity within the connector cable If none remedy or replace the cable Check if YC7 4 on the main PCB goes low when maintenance item U100 is run If not replace the main PCB Check if main charging take...

Page 214: ...er 2 Deteriorated toner 3 The transfer voltage is not output properly 4 Dirty main charger Causes 1 Deteriorated toner 2 Dirty main charger Causes Check procedures corrective measures 1 Deteriorated t...

Page 215: ...edures corrective measures 1 Dirty main charger wire 2 Defective exposure lamp Causes Check procedures corrective measures 1 Flawed drum 2 Dirty developing section 3 Leaking main charger housing 4 Lea...

Page 216: ...worn cleaning blade 4 Dirty drum separation claws 5 Dirty the heat roller separation claws Causes 1 Scanner moves erratically 2 Deformed press roller 3 Paper conveying section drive problem Causes Ch...

Page 217: ...ates incorrectly replace it 14 Offset occurs 13 Paper creases Causes 1 Paper curled 2 Paper damp 3 Defective pressure springs 4 Defective separation 5 Defective fans Causes Check procedures corrective...

Page 218: ...damp Check the paper storage conditions 2 Paper creased Replace the paper 3 Drum condensation Perform the drum refresh operation 4 Flawed drum Perform the drum refresh operation If the drum is flawed...

Page 219: ...6 30 Adjust the installation position of the image scanning unit see page 1 6 30 Causes Check procedures corrective measures 1 Misadjusted center line of image printing Readjust the center line of ima...

Page 220: ...each switch If none replace the switch With AC present check for 24 V DC at YC1 1 3 4 V DC at YC1 6 and YC1 7 5 1 V DC at YC1 9 on the power source PCB If none replace the power source PCB Reinsert t...

Page 221: ...einsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if 24 V DC is output across YC13 A17 on the main PCB right after the upper drawer...

Page 222: ...l If none replace cooling fan motor 6 Reinsert the connector Also check for continuity within the con nector cable If none repair or replace the cable Check for continuity across the coil If none repl...

Page 223: ...Check for continuity across the coil If none replace the bypass paper feed clutch Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Run...

Page 224: ...con nector cable If none remedy or replace the cable Run maintenance item U033 and check if YC9 B2 on the main PCB goes low If not replace the main PCB Reinsert the connector Also check for continuity...

Page 225: ...witch See page 1 5 38 See page 1 5 38 If the level of YC5 2 on the scanner drive PCB does not change when the original detection switch is turned on and off replace the original detection switch Check...

Page 226: ...e connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if the levels of YC12 3 YC12 4 and YC12 5 on the main PCB change alternately when the width...

Page 227: ...eed switch 2 on and off manually Replace the switch if indication of the corresponding switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn feed switch 3 on and...

Page 228: ...t of place Check if the scanner wire is loose The scanner motor malfunctions Check if the upper or lower separation pulley is worn Check if the paper is curled Check if the paper is excessively curled...

Page 229: ...feed roller is deformed Check if the developing unit is extremely dirty Check if the pulleys rollers and gears oper ate smoothly Check if the following electromagnetic clutches are installed correctl...

Page 230: ...Use only the specified parts to replace the fixing unit thermostat Never substitute electric wires as the copier may be seriously damaged Use the following testers when measuring voltages Hioki 3200...

Page 231: ...the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run Press the stop clear key Press the start key Start End Maintenance m...

Page 232: ...2 Remove the one screw from each of the primary paper feed units and then the units Figure 1 6 1 Removing the forwarding pulley 3 Remove the stopper 4 Raise the forwarding pulley retainer in the dire...

Page 233: ...separation shaft toward the machine rear in the direction of the arrow and remove the separation pulley Figure 1 6 5 10 Replace the forwarding paper feed and separation pulleys Caution When fitting th...

Page 234: ...e the four screws holding the lower right cover and then the cover Figure 1 6 7 2 Remove the two screws holding the bypass unit and disconnect the two connectors and then remove the unit Figure 1 6 8...

Page 235: ...ts original position Figure 1 6 10 Removing the bypass paper feed pulley 5 Detach the connector of the bypass paper switch and remove the wire from the three clamps 6 Remove the screw holding the bypa...

Page 236: ...ve the wire of the bypass paper feed clutch from the clamp 10 Remove the stop ring and bypass paper feed clutch When refitting insert the cutout in the bypass paper feed clutch over the stopper on the...

Page 237: ...emporarily toward the rear side and then raise it to remove from the bypass unit Remove the shaft while raising the actuator of the bypass paper switch Figure 1 6 17 14 Remove the bushing an cam on th...

Page 238: ...ove it 16 Replace the bypass separation bypass paper feed and bypass forwarding pulleys Figure 1 6 19 17 Refit all removed parts Fit the bypass unit cover so that the film on the cover is positioned u...

Page 239: ...nterrupt key Is the leading edge registration correct Press the start key The new setting is stored Press the stop clear key to exit maintenance mode End Select the items to be adjusted For output exa...

Page 240: ...de in maintenance mode Procedure Original Copy example 1 Copy example 2 Figure 1 6 22 Yes No Start Enter maintenance mode Enter 407 using the numeric keys Press the start key Press the interrupt key P...

Page 241: ...es No Start Enter maintenance mode Enter 034 using the numeric keys Press the start key Press the interrupt key Press the start key to output a test pattern Is the image correct Press the start key Th...

Page 242: ...uplex copying second face 5 10 4 4 Changing the value by 1 moves the center line by 0 1 mm Select the items to be adjusted Are the margins correct Change the setting Increasing the value using the cur...

Page 243: ...3RD DECK 0 255 0 4TH DECK 0 255 0 LCF 0 255 0 The greater the value the larger the amount of slack the smaller the value the smaller the amount of slack The new setting is stored Select the item to be...

Page 244: ...outs of the machine Caution When moving the mirror 1 frame do not touch the exposure lamp nor the inverter PCB 4 Remove the two screws holding the metal plate on the rear of the machine and then the p...

Page 245: ...aching the scanner wires Procedure 1 Remove the exposure lamp see page 1 6 19 2 Remove the upper left cover and scanner left cover Figure 1 6 29 3 Remove the inverter wire guide plate and then the wir...

Page 246: ...ing tools P N 2AV6808 Two scanner wire stoppers P N 3596811 Procedure 1 Insert the locating ball on each of the scanner wires into the hole in the respective scanner wire drum and wind the scanner wir...

Page 247: ...4 Loop the inner ends of the scanner wires around the grooves in the pulleys at the right of the scanner unit winding from below to above 1 5 Loop the scanner wires around the inner grooves in the pu...

Page 248: ...ngs 7 Figure 1 6 36 11 Remove the scanner wire stoppers and frame securing tools 12 Gather the scanner wires toward the locating balls 13 Move the mirror 2 frame from side to side to correctly locate...

Page 249: ...ee pages 1 6 32 and 34 2 Remove the four screws holding the lower right cover and then the cover Remove the three screws holding the eject cover and then the cover Figure 1 6 38 3 Remove the four scre...

Page 250: ...six screws holding the toner container retainer and then the retainer Figure 1 6 42 7 Remove the four screws and detach the connector and then remove the laser scanner unit 8 Replace the laser scanner...

Page 251: ...copy at 100 magnification Start End Is the image correct Enter maintenance mode Enter 993 using the numeric keys Press the interrupt key Select PG2 Press the start key Turn the main switch off and car...

Page 252: ...positioning pins P N 1856812 Procedure Detaching the ISU 1 Remove the contact glass see page 1 6 19 2 Remove the rear and shield covers and detach connector YC34 on the main PCB Figure 1 6 46 3 Remov...

Page 253: ...1 6 24 Refitting the ISU 1 Fit the ISU using the two positioning pins 2 Secure the ISU using the four screws 3 Remove the two positioning pins and refit all the removed parts Figure 1 6 49 ISU Positi...

Page 254: ...ttern in maintenance item U993 to use as the original for the adjustment Procedure Figure 1 6 50 Correct image Copy example 1 Copy example 2 Refit the contact glass Remove the contact glass and adjust...

Page 255: ...tput a VTC PG2 pattern in maintenance item U993 to use as the original for the adjustment Procedure Original Copy example 1 Copy example 2 Figure 1 6 52 Yes No Press the start key and make a test copy...

Page 256: ...ine page 1 6 30 after this adjustment Procedure Enter maintenance mode Enter 065 using the numeric keys Yes No Start End Press the interrupt key Place an original and press the start key to make a tes...

Page 257: ...the numeric keys Yes No Start Press the interrupt key Place an original and press the start key to make a test copy Is the image correct Setting range 25 25 Initial setting 1 Changing the value by 1...

Page 258: ...art key Press the interrupt key Place an original and press the start key to make a test copy For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value using...

Page 259: ...ce an original and press the start key to make a test copy Is the scanner center line correct Press the start key The new setting is stored Setting range initial setting ADJUST DATA 39 39 4 Changing t...

Page 260: ...the start key to make a test copy Press the start key The new setting is stored Setting range default Scanner left margin 0 10 3 Scanner leading edge margin 0 10 3 Scanner right margin 0 10 1 5 Scann...

Page 261: ...unit see page 1 6 34 2 Remove the screws holding the drum unit and then the unit 3 Replace the drum unit and refit all the removed parts Figure 1 6 59 2 Detaching and refitting the main charger unit F...

Page 262: ...ation claw assemblies Procedure 1 Remove the drum unit see page 1 6 32 2 Push the drum separation claw assemblies with the minus driver from the top of the corner hole and remove the claw assemblies 3...

Page 263: ...ng unit Procedure 1 Open the front cover 2 Remove the toner container and toner disposal tank 3 Remove the screw and turn the developing release lever in the direction of the arrow Figure 1 6 62 4 Rem...

Page 264: ...cedure below to replace the transfer roller assembly Procedure 1 Open the conveying cover 2 While holding down the projection slide the transfer roller assembly toward the front to remove it 3 Replace...

Page 265: ...Remove the screw holding the fixing unit and then the unit 4 Check or replace the transfer roller assembly and refit all the removed parts Figure 1 6 66 2 Detaching and refitting the heat roller sepa...

Page 266: ...press roller Follow the procedure below to replace the press roller Procedure 1 Remove the fixing unit see page 1 6 36 2 Remove the upper fixing cover see page 1 6 36 3 Remove the front and rear pres...

Page 267: ...e rear of the fixing unit Figure 1 6 71 4 Pull out the fixing heater M and S from the fixing unit Figure 1 6 72 5 Replace the fixing heater M and S and refit all the removed parts When refitting the f...

Page 268: ...oller and fixing heater M and S see pages 1 6 37 and 38 4 Remove the fixing gear Figure 1 6 74 5 Detach the heat roller from the fixing unit Remove the C ring gear bearing and bushing on the rear of t...

Page 269: ...fixing cover see page 1 6 36 3 Disconnect the connector of the fixing unit thermistor 1 Figure 1 6 76 4 Remove the heat roller see page 1 6 39 5 Remove the screw and disconnect the connector and then...

Page 270: ...and remove the front left cover see page 1 6 36 Loosen the screw holding each of the fixing unit and adjusting spacer For copy example 1 Move the adjusting spacer in the direction of the black arrow t...

Page 271: ...fications Follow the procedure below to replace the ozone filters Procedure 1 Remove the ozone filter A from the conveying cover Figure 1 6 81 2 Remove the ozone filter B from the rear cover 3 Replace...

Page 272: ...ddle right cover Insert it with its rear side toward the front side of the machine 3 Insert Compact Flash in a notch hole of the copier 4 Insert the power plug and turn the power switch on Upgrading f...

Page 273: ...shipping and cannot be adjusted in the field High voltage transformer PCB VR42 VR201 VR204 VR205 Inverter PCB VR1 VR2 1 7 3 Remarks on main PCB replacement When replacing the main PCB remove EEPROM 1...

Page 274: ...e printer board 3 Insert the power plug and turn the power switch on Upgrading firmware starts 4 When upgrading the firmware is completed correctly the display in Figure 1 7 3 will be shown on the ope...

Page 275: ...fed at one time via the torque limiter Figure 2 1 1 Paper feed from the upper and lower drawers 1 Upper forwarding pulley 2 Lower forwarding pulley 3 Upper paper feed pulley 4 Lower paper feed pulley...

Page 276: ...prevents multiple sheets from being fed at one time by the torque limiter Figure 2 1 2 Paper feed from the bypass table 1 Bypass table 2 Bypass lift guide 3 Bypass forwarding pulley 4 Bypass paper fe...

Page 277: ...CSW L YC10 A2 YC11 14 YC11 17 YC13 B9 YC13 B12 YC16 B1 YC13 A12 YC13 B15 YC13 B18 YC16 B4 YC13 A5 YC13 A2 YC13 A7 Figure 2 1 3 Paper feed section block diagram upper and lower drawers MPCB YC9 A2 YC6...

Page 278: ...ed e 124 ms after the trailing edge of the paper turns the registration switch RSW off the registration clutch RCL turns off 48 ms RSW BYPFCL BYPPFCL RCL DM Start key 100 ms Image ready 124 ms 70 ms 2...

Page 279: ...d to form a latent image on the surface The main charger unit charges the drum so that a latent image is formed on the surface the shield grid ensuring the charge is applied uniformly Main charger uni...

Page 280: ...motor DM turns on b 100 ms after the drive motor DM turns on main charging MC REM starts c The leading edge of the paper turns on the eject switch ESW and at the same time the eject motor EM turns on...

Page 281: ...scanning unit for scanning and the laser scanner unit for printing Figure 2 1 7 Optical section 1 Mirror 1 frame 2 Mirror 2 frame 3 Exposure lamp EL 4 Mirror 1 5 Mirror 2 6 Mirror 3 7 Lens 8 CCD PCB...

Page 282: ...5 YC1 1 YC1 14 YC3 2 YC3 1 CN1 2 CN1 1 SDPCB INPCB CCDPCB MPCB SM SHPSW ODSW EL Original Figure 2 1 8 Optional section block diagram Start key SM Fwd rotation Rev rotation SHPSW FVSYNC signal 338 P 47...

Page 283: ...to the laser scanner unit LSU By repeatedly turning the laser on and off the laser scanner unit forms a latent image on the drum surface Figure 2 1 9 Laser scanner unit 1 1 Laser diode PCB LDPCB 2 Col...

Page 284: ...r beam scanning speed on the drum surface keeps the beam diameter constant and corrects for the vertical alignment of the polygon mirror to ensure that the focal plane of the laser beam is on the drum...

Page 285: ...ided by the rotating drum forming a static latent image on the drum The static latent image of the letter A for example is formed on the drum surface as shown in Figure 2 1 12 Electrical charge is dis...

Page 286: ...output to the main PCB MPCB The main PCB MPCB that has received the signal turns on the toner replenishment solenoid TNFSOL and replenishes toner from the toner container to the developing unit Also t...

Page 287: ...n of the poles on the magnet roller and the position of the doctor blade A developing bias voltage generated by the high voltage transformer PCB HVTPCB is applied to the developing roller to provide i...

Page 288: ...nd sends it to the main PCB MPCB The main PCB MPCB computes the absolute humidity based on this HUMSENS signal and the temperature ETTH signal detected by the external temperature thermistor ETTH HUMP...

Page 289: ...the developing sleeve by an electric field of the magnetic pole Then when the developing sleeve rotates and passes through the nearest location to the drum on the portion of the drum that has been exp...

Page 290: ...rection Can be adjusted with the maintenance item U101 Duty Ratio of time where voltage is applied in a cycle Typically 45 This value varies depending on the preset value of the drum surface potential...

Page 291: ...rging 100 A aper after transfer is separated from the drum by applying separation bias that is output from the high voltage transformer PCB HVTPCB to the separation electrode 60 or 10 A depending on t...

Page 292: ...nd separation sections operation a 80 ms after the registration clutch RCL turns on to start secondary paper feed transfer charging TC REM starts Also separation bias SC REM turns on b 323 ms after th...

Page 293: ...er back to the waste toner tank The cleaning lamp CL consists of LEDs and removes residual charge on the drum before main charging Also the toner quantity in the waste toner tank is sensed with the ov...

Page 294: ...off If the fixing section becomes abnormally hot fixing unit thermostat FTS operates shutting the power to the fixing heaters off When the fixing process is completed the paper is separated from the...

Page 295: ...M of the laser scanner unit turns on d When the fixing temperature reaches 110 C 230 F the copier enters primary stabilization and fixing heater M FH M turns off temporarily and turns on again after 1...

Page 296: ...ansferred to the job separator or the internal finisher the feedshift solenoid FSSOL is turned on to activate the feedshift guide to switch the paper transfer path Figure 2 1 26 Eject and switchback s...

Page 297: ...he eject motor EM starts forward rotation b 40 ms after passing of the trailing edge of paper turns off the eject switch ESW the eject motor EM turns off for 50 ms and then starts reverse rotation c T...

Page 298: ...section and conveyed to the duplex section The paper is then conveyed to the copier paper feed section by the upper and lower duplex feed rollers Figure 2 1 28 Duplex section 1 Feedshift guide 2 Upper...

Page 299: ...plex section via the eject roller and the switchback roller Paper that has been conveyed to the duplex section is conveyed to the paper feed section again by rotation of the upper duplex feed roller a...

Page 300: ...ng bias and high voltages for transfer 4 Scanner drive PCB SDPCB Controls the scanning section 5 Inverter PCB INPCB Controls the exposure lamp 6 CCD PCB CCDPCB Reads the image off originals 7 Right op...

Page 301: ...ift reaching the upper limit 8 Lower lift limit switch LICSW L Detects the lower drawer lift reaching the upper limit 9 Upper paper size length switch PLSW U Detects the length of paper in the upper d...

Page 302: ...r misfeed in the switchback section in a duplex copy 26 Toner sensor TNS Detects the toner density in the developing unit 27 Toner container detection switch TCDSW Detects the presence of the toner co...

Page 303: ...ooling fan motor 1 CFM1 Cools the machine interior 8 Cooling fan motor 2 CFM2 Cools the machine interior 9 Cooling fan motor 3 CFM3 Cools the machine interior 10 Cooling fan motor 4 CFM4 Cools the mac...

Page 304: ...rive of feed roller 6 Bypass paper feed clutch BYPPFCL Primary paper feed from the bypass tray 7 Bypass feed clutch BYPFCL Controls the drive of bypass feed roller 8 Registration clutch RCL Secondary...

Page 305: ...d by the overvoltage detection circuit IC201 and the power MOSFET Q201 For 24 V DC output the PWM controller IC IC1 of the switching control circuit changes the duty of the switching pulse width of th...

Page 306: ...C215 L208 L206 C216 C219 C228 C211 C214 TH101 L102 F104 F103 F101 F102 L105 YC5 YC7 TB5 TB4 TB1 TB2 TB3 L101 C106 D101 TR101 TR102 PC105 PC104 PC103 PC101 PC102 IC101 C113 C109 C117 C110 C111 T101 L1...

Page 307: ...V DC supply 3 24V O 24 V DC 24 V DC supply 4 24V O 24 V DC 24 V DC supply 5 GND Ground 6 GND Ground 7 GND Ground 8 GND Ground 9 GND Ground 10 5 1V O 5 1 V DC 5 1 V DC supply 1 24V O 24 V DC 24 V DC s...

Page 308: ...0 V AC supply 3 FH LIVE O 220 240 V AC 220 240 V AC supply 1 GND Ground 2 24V O 24 V DC 24 V DC supply for SDPCB 3 GND Ground 4 5V O DC5V 5 V DC supply for SDPCB 5 F2 24V O 24 V DC 24 V DC supply for...

Page 309: ...U7 Main CPU SRAM U11 56 XIO U14 15 VTC U22 MIP U21 Operation unit CPU U26 Operation unit XIO U42 Operation CPU FLASH U29 34 LCD controller U24 Backup FLASH U9 A D converter U17 18 S H IC U16 BUF BUF...

Page 310: ...ration unit CPU and optional devices via the serial communication function in the CPU and XIO U14 and U15 The main CPU U8 controls the CCD PCB CCDPCB which is for image input control and the LSU which...

Page 311: ...2 YC5 YC35 YC2 YC31 YC10 YC11 YC1 YC14 YC7 YC40 U48 U49 YC9 YC6 YC36 YC39 YC48 BT1 YC45 YC16 U57 U50 YC43 U36 U39 YC49 U43 U102 U47 YC38 YC42 YC41 YC33 YC46 YC52 YC47 YC53 YC32 YC37 YC34 U26 U27 U28 U...

Page 312: ...PSPCB 8 5 1V I 5 1 V DC 5 1 V DC supply from PSPCB 9 5 1V I 5 1 V DC 5 1 V DC supply from PSPCB 10 24V I 24 V DC 24 V DC supply from PSPCB A1 RXD I 0 5 V DC pulse Serial signal from mailbox reverse u...

Page 313: ...C Main charging ON OFF 5 HVCLK O 0 5 V DC pulse Developing bias CLOCK signal 6 RHVDR O 0 5 V DC Separation charging ON OFF 7 RISEL O 0 to 5 V DC Separation charging control voltage 8 TICTL O 0 to 5 V...

Page 314: ...B12 5V O 5 V DC 5 V DC supply for drum unit B13 N C Not used A1 GND Ground A2 RSW I 0 5 V DC RSW ON OFF A3 5V O 5 V DC 5 V DC supply for RSW A4 PO Ground A5 5V I 5 V DC 5 V DC supply from FTH1 A6 FTH...

Page 315: ...FSW3 ON OFF A3 5V O 5 V DC 5 V DC supply for FSW3 A4 24V O 24 V DC 24 V DC supply for FCL3 A5 FCL3 O 0 24 V DC FCL3 ON OFF A6 GND Ground A7 FSW2 I 0 5 V DC FSW2 ON OFF A8 5V O 5 V DC 5 V DC supply fo...

Page 316: ...B12 EM B O 0 24 V DC pulse EM coil energization pulse B B13 EM A D O 0 24 V DC pulse EM coil energization pulse _A B14 EM A O 0 24 V DC pulse EM coil energization pulse A 1 24V I 24 V DC 24 V DC suppl...

Page 317: ...gnal analog 5 12V O 12 V DC 12 V DC supply for CCDPCB 6 5 1V O 5 1 V DC 5 1 V DC supply for CCDPCB 7 GND Ground 8 CLP O 0 5 V DC pulse CCDPCB CLP signal 9 GND Ground 10 SHIFT O 0 5 V DC pulse CCDPCB S...

Page 318: ...pulse OPCB L SCAN2 signal 10 SCAN1 O 0 5 V DC pulse OPCB L SCAN1 signal 11 DIGKEY3 I 0 5 V DC OPCB L DIGKEY3 signal 12 DIGKEY2 I 0 5 V DC OPCB L DIGKEY2 signal 13 DIGKEY1 I 0 5 V DC OPCB L DIGKEY1 si...

Page 319: ...ATA signal A18 GND Ground A19 GND Ground A20 GND Ground B1 5V O 5 V DC Printer board 5 V DC supply B2 5V O 5 V DC Printer board 5 V DC supply B3 5V O 5 V DC Printer board 5 V DC supply B4 SDIR O 5 0 V...

Page 320: ...l 28 GND Ground 29 FMMI_RXD2 I Analog Fax control PCB FMMI_RXD2 signal 30 GND Ground 31 FAXRESET O 5 0 V DC pulse Fax control PCB FAXRESET signal 32 FAXREADY I 5 0 V DC pulse Fax control PCB FAXREADY...

Page 321: ...2 L7 1 L7 2 L8 1 L8 L7 R100 R102 R104 R106 R108 R110 L8 2 L9 1 L9 L9 2 CN1 1 CN1 2 CN1 3 CN1 4 CN1 5 CN1 6 CN1 7 CN1 8 CN1 9 CN1 10 CN1 11 CN1 12 CN1 13 DIGKEY4 DIGKEY5 DIGKEY9 Main PCB SCAN5 SCAN6 S...

Page 322: ...PCB locates the position where the line outputting the scan signal and the line inputting the return signal cross and thereby determines which key switch was operated The operation unit left PCB OPCB...

Page 323: ...TR1 TR4 TR3 LF1 T1 CN6 1 3 FG FG FG Figure 2 3 6 Operation unit right PCB silk screen diagram FG FG FG FG VR1 L7 L8 L12 L13 B100 K23 K24 L9 L14 K25 TR5 12 1 1 4 CN5 CN4 L10 L15 L16 K26 L11 K27 TH1 C1...

Page 324: ...LOAD I 0 5 V DC pulse LCD LOAD signal 12 LCD FRAME I 0 5 V DC pulse LCD FRAME signal 13 Y2 I 0 5 V DC pulse Touch panel detection voltage Y2 14 X2 I 0 5 V DC pulse Touch panel detection voltage X2 15...

Page 325: ...SS SG O GND LCD VSS signal 5 LCD VDD 5V O 5 V DC LCD VDD signal 6 LCD VSS SG O GND LCD VSS signal 7 LCD CONT O Analog LCD control signal 8 LCD DISP OFF O 0 5 V DC LCD DISPLAY signal 9 LCD D0 O 0 5 V D...

Page 326: ...ansistors DT1 and DT2 etc Drive of the scanner motor SM is controlled by the current setting voltage SM Vref that is output from the main PCB MPCB the mode signals SM M1 to M5 SM CWB the phase switcho...

Page 327: ...2FD 2FF 2FG 2 3 23 YC4 YC6 YC1 1 14 U1 22 1 YC3 1 5 2 B C E 02 6 4 1 Q1 C E B YC2 YC5 1 3 6 1 3 1 Figure 2 3 9 Scanner drive motor PCB silk screen diagram...

Page 328: ...4 V DC supply for SM 3 B O 0 24 V DC pulse SM coil energization pulse B 4 A O 0 24 V DC pulse SM coil energization pulse A 5 24V O 24 V DC 24 V DC supply for SM 6 A O 0 24 V DC pulse SM SM coil energi...

Page 329: ...gnals CLK RS CLP and SHIFT for driving the CCD sensor IC2 are sent as differential signals from the main PCB MPCB reconstructed to normal signals by the differential receiver IC3 and then input to the...

Page 330: ...5 V DC pulse CLOCK signal 5 GND Ground 6 SHIFT I 0 5 V DC pulse SHIFT signal 7 GND Ground 8 CLP I 0 5 V DC pulse CLP signal 9 GND Ground 10 5 1V I 5 1 V DC 5 1 V DC supply from MPCB 11 12V I 12 V DC...

Page 331: ...F or higher Copying is enabled at the earlier timing of either 41 s after fixing heater M FH M turning on or when the copier enters secondary stabilization Other than the above Copying is enabled at...

Page 332: ...OFF Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 114 P 200 P 200 P 114 P 200 P SM Off Fwd rotation Scanner initialization SHPSW ON ODSW OFF Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 114 P SM Off Fwd...

Page 333: ...SHPSW YC37 2 FVSYNC signal 338 P 472 P 9922 P 10394 P SM Off Fwd rotation Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 FVSYNC signal 338 P 472 P 200 P 824 P 9922 P Scanning an A3 11 17 original magnif...

Page 334: ...io 25 manual copy density control YC11 9 11 YC11 10 12 YC16 B6 YC6 A9 YC6 A11 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC9 A2 YC7 10 YC7 1 YC7 6 YC11 14 Start key DM PFM RCL BYPPFCL BYPFCL MC REM EM RSW ES...

Page 335: ...magnification ratio 100 auto copy density control Start key DM PFM RCL FCL1 PFCL U MC REM EM RSW ESW FSW1 TC REM DB REM SC REM 100 ms 100 ms 323 ms 48 ms 80 ms 124 ms Min 78 ms 309 ms Min 515 ms YC11...

Page 336: ...py density control ejection to the job separator YC11 9 11 YC11 10 12 YC16 B6 YC11 14 YC16 B1 YC7 4 YC16 B11 B14 YC16 A2 YC36 12 YC10 A2 YC11 17 YC16 A5 YC36 1 YC7 10 YC7 1 Start key DM PFM RCL FCL1 P...

Page 337: ...cation ratio 400 manual copy density control YC11 9 11 YC11 10 12 YC16 B6 YC11 14 YC13 A12 YC16 B4 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC13 A7 YC7 10 YC7 1 Start key DM PFM RCL FCL1 FCL2 PFCL...

Page 338: ...YC11 14 YC16 B1 YC10 B2 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC16 A5 YC10 B4 YC7 10 YC7 1 Start key DM PFM RCL FCL1 PFCL U DUPFCL MC REM EM RSW ESW FSW1 FSSW DUPPCSW TC REM DB REM 100 ms 48 ms...

Page 339: ...YC11 10 12 YC16 B6 YC11 14 YC16 B1 YC10 B2 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC16 A5 YC10 B4 YC7 10 YC7 1 100 ms 22 ms 40 ms 50 ms 80 ms 48 ms Min 78 ms 100 ms 323 ms 323 ms 323 ms Min 78 m...

Page 340: ...100 auto copy density control Start key DM YC11 9 11 PFM YC11 10 12 DDM RCL YC16 B6 FCL1 YC11 14 FCL2 YC13 A12 FCL3 YC13 A5 DPFCL U MC REM YC7 4 EM YC16 B11 B14 RSW YC10 A2 ESW YC16 A11 FSW1 YC11 17 F...

Page 341: ...100 manual copy density control Start key DM YC11 9 11 PFM YC11 10 12 DDM RCL YC16 B6 FCL1 YC11 14 FCL2 YC13 A12 FCL3 YC13 A5 DFCL DPFCL L MC REM YC7 4 EM YC16 B11 B14 RSW YC10 A2 ESW YC16 A11 FSW1 Y...

Page 342: ...U034 test pattern 4 Adjusting the center line of the drawers and large paper deck printing adjustment Adjusts the position of each paper source U034 test pattern 5 Registration clutch turning on timi...

Page 343: ...Adjusting the center line scanning adjustment ADJUST DATA 1 sided U067 For copying an original placed on the contact glass U072 For copying originals from the DP 1 6 30 1 4 27 U067 U072 Test chart Adj...

Page 344: ...iginal placed on the contact glass U404 For copying originals from the DP 1 6 31 1 4 63 U403 U404 Test chart Image quality Item Specifications 100 magnification Copier 0 8 Using DP 1 5 Enlargement red...

Page 345: ...5 Feed roller 3 ROLLER C FEED 2BL06090 5 6 Registration switch SWITCH REGISTRATION 2FG27110 5 83 Lower regist cleaner UNDER CLEANER REGIST 2BL07950 7 46 Registration switch GUIDE REGIST F 2BL16130 7...

Page 346: ...ean 400K 30 500K 40 50 Clean with alcohol Feed roller 3 Clean 400K 30 500K 40 50 Clean with alcohol Registration switch Clean 400K 30 500K 40 50 Clean with a dry cloth Lower regist cleaner Replace 400...

Page 347: ...tion part location Method Maintenance cycle Points and cautions Page Fixing section Fixing unit Replace 400K 30 500K 40 50 Replace 1 6 36 Press roller separation Check replace 400K 30 500K 40 50 Clean...

Page 348: ...rtification label 120 V only FCC68 label sheet 120 V only 3CM05040 Certification label 120 V only LINE IC label sheet 120 V only 3CM05030 Modular connecter cable 120 V only B Modular connecter cable 1...

Page 349: ...3B504090 Flat spring ejection Flat spring ejection 3B502050 TP A chrome screw M3 05 TP A chrome screw M3 05 B4103050 TP A bronze screw M3 05 TP A bronze screw M3 05 B4303050 Built in finisher Name us...

Page 350: ...22 21 20 19 18 17 16 15 14 13 11 10 9 8 7 6 5 40 39 38 37 36 35 34 33 12 22 22 12 12 12V AGND 5V GND EXTRING1 EXTRING2 KMUTE SHUNT PLSDIL EARTH TELSEL FAXSEL NCUTYPE2 NCUTYPE3 OFFHOOK NCUTYPE1 ONHOOK...

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