Kyocera Ri 4530 Copystar Service Manual Download

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2BC/D

1-3-28

Figure 1-3-61

Figure 1-3-59

Figure 1-3-60

1-3-6 Installing the Network scanner kit (option)

Preparation

1. Remove three screws and remove the middle

rear B cover.

2. Remove two screws and remove the middle

rear C cover.

3. Remove four screws and remove the middle

rear cover.

4. Remove the four screws and remove the

upper sequence cover.

5. Remove the two screws and remove the

cover.

6. Firmly push connector CN1 on the scanner

board all the way into connector CN4 on the
main PCB.

7. Fasten the scanner board to the controller-

box cover with two screws.

8. Refit the covers that have been removed in

step 1 to 4.

Middle rear B cover

Middle rear C cover

Middle rear cover

Upper sequence cover

Cover

CN1

CN4

Scanner board

Summary of Contents for Ri 4530 Copystar

Page 1: ...SERVICE MANUAL Published in Feb 02 2BC70941 Revision 1 Ri 4530 5530 ...

Page 2: ...TURER DISPOSE OF USED BATTERIES ACCORDING TO THE MANUFACTURER S INSTRUCTIONS ATTENTION IL Y A DANGER D EXPLOSION S IL Y A REMPLACEMENT INCORRECT DE LA BATTERIE REMPLACER UNIQUEMENT AVEC UNE BATTERIE DU MÊME TYPE OU D UN TYPE REC OMMANDÉ PAR LE CONSTRUCTEUR METTRE AU RÉBUT LES BATTERIES USAGÉES CONFORMÉMENT AUX INSTRUCTIONS DU FABRICANT ...

Page 3: ...rsonnel 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 with the warnings and precautions described here before engaging in maintenance activities ...

Page 4: ...ompliance 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 CAUTION Bodily injury or damage to property may result from insufficient attention to or incorrect compliance with warning messages using this symbol Symbols The triangle symbol indicates a warning includi...

Page 5: ...d 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 the copier to allow the ventilation grills to keep the machine as cool as possible Insufficient ventilation may cause heat buildup and poor copying performance Always handle the machine by the correct ...

Page 6: ...e 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 power plug from the wall outlet before starting machine disassembly Always follow the procedures for maintenance described in the service manual and other related brochures Under no circumstances att...

Page 7: ...at 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 by following the instructions below Use only a small amount of solvent at a time being careful not to spill Wipe spills off completely Ventilate the room well while using grease or solvents Allow app...

Page 8: ...y counter option 1 3 16 1 3 4 Installing the multi simple finisher option 1 3 18 1 3 5 Installing the side deck option 1 3 24 1 3 6 Installing the Network scanner kit option 1 3 28 1 3 7 Installing the Printer kit option 1 3 30 1 3 8 Installing the tandem kit option 1 3 33 1 4 Maintenance Mode 1 4 1 Copier management 1 4 1 1 Using the copier management mode 1 4 1 2 Setting department management it...

Page 9: ...ner scatters at the leading edge of the image 1 5 40 1 1 5 4 Electrical problems 1 5 41 Copier 1 5 41 1 The machine does not operate when the main switch is turned on 1 5 41 2 The image formation motor does not operate C2000 1 5 41 3 Paper feed motor does not operate C2500 1 5 41 4 The paper conveying motor does not operate C2550 1 5 42 5 The deck drive motor does not operate C2600 1 5 42 6 The sc...

Page 10: ... The message requesting paper to be loaded is shown when paper is present in drawer 2 1 5 50 58 The message requesting paper to be loaded is shown when paper is present in drawer 3 1 5 50 59 The message requesting paper to be loaded is shown when paper is present in drawer 4 1 5 50 60 The message requesting paper to be loaded is shown when paper is present on the bypass table 1 5 50 61 The size of...

Page 11: ...aching and refitting the exposure lamp 1 6 21 2 Detaching and refitting the scanner wires 1 6 22 2 1 Detaching the scanner wires 1 6 22 2 2 Refitting the scanner wires 1 6 25 3 Detaching and refitting the laser scanner unit 1 6 27 4 Detaching and refitting the ISU reference 1 6 30 5 Adjusting the longitudinal squareness reference 1 6 31 6 Adjusting scanner image lateral squareness reference 1 6 32...

Page 12: ...3 Adjusting the DF magnification 1 6 68 4 Adjusting the DF original center line 1 6 69 5 Adjusting the scanning start position when the DF is used 1 6 70 5 1 Adjusting the DF leading edge registration 1 6 70 5 2 Adjusting the DF trailing edge registration 1 6 71 6 Adjusting the margins for scanning the original from the DF 1 6 72 1 7 Requirements on PCB Replacement 1 7 1 Upgrading the firmware on ...

Page 13: ... 7 7 DF switches and sensors 2 2 8 8 DF motors 2 2 9 9 DF clutches and solenoids 2 2 10 2 3 Operation of the PCBs 2 3 1 Power source PCB 2 3 1 2 3 2 Main PCB 2 3 6 2 3 3 Engine PCB 2 3 11 2 3 4 Scanner drive PCB 2 3 19 2 3 5 CCD PCB 2 3 22 2 4 Appendixes Timing chart No 1 2 4 1 Timing chart No 2 2 4 2 Timing chart No 3 2 4 3 Timing chart No 4 2 4 4 Timing chart No 5 2 4 5 Timing chart No 6 2 4 6 T...

Page 14: ...ication in memory copy mode A4 11 81 2 45 copies min A4R 81 2 11 32 copies min A3 11 17 24 copies min B4 257 364 mm 81 2 14 28 copies min B5 45 copies min B5R 36 copies min When the DF is used at 100 magnification A4 11 81 2 45 copies min First copy time 3 9 s less A4 11 81 2 100 magnification drawer 1 manual copy density control Warm up time 120 s or less room temperature 20 C 68 F 65 RH With pre...

Page 15: ...t gas lamp Dimensions 680 W 804 D 1141 H mm 2613 16 W 3111 16 D 4415 16 H Weight Approx 180 kg 396 lbs Floor requirements 1331 mm W 804 D mm 527 16 W 3111 16 D Functions 1 Self diagnostics 2 Preheat 3 Automatic copy density control 4 Original size detection 5 Automatic paper selection 6 Automatic magnification selection 7 Zoom mode 8 XY zoom mode 9 Preset zoom mode 10 Document management functions...

Page 16: ... memory copy mode A4 11 81 2 55 copies min A4R 81 2 11 38 copies min A3 11 17 28 copies min B4 257 364 mm 81 2 14 32 copies min B5 55 copies min B5R 40 copies min When the DF is used at 100 magnification A4 11 81 2 55 copies min First copy time 3 9 s less A4 11 81 2 100 magnification drawer 1 manual copy density control Warm up time 120 s or less room temperature 20 C 68 F 65 RH With preheat switc...

Page 17: ...l 4 Original size detection 5 Automatic paper selection 6 Automatic magnification selection 7 Zoom mode 8 XY zoom mode 9 Preset zoom mode 10 Document management functions 11 Output management functions 12 Photo mode 13 Duplex copy 14 Margin modes 15 Memo mode 16 Border erase modes 17 Combine merge copy modes 18 Booklet stitching modes 19 Sort finished mode 20 Auto selection filing mode 21 Copy man...

Page 18: ... Original table Original insert guides DF original reversing cover Original set indicator Original eject table DF opening closing lever Ejection extension Deck paper conveying unit Handles for transport Original size indicator lines Contact glass Total counter ﬁ Main switch ﬂ Copy eject tray Fixing unit handle Paper conveying unit handle Paper conveying unit release lever Paper conveying unit Œ Du...

Page 19: ... key indicator lamp 6 Management key 7 default setting key 8 Numeric key 9 Touch panel 0 Brightness adjustment control dial Copier key indicator lamp Printer key indicator lamp Scanner key indicator lamp Auto selection key indicator lamp Job build key indicator lamp Repeat copy key indicator lamp Job queue key indicator lamp Document management key indicator lamp ...

Page 20: ...rging section 3 Optical section 4 Developing section 5 Transfer and paper conveying section 6 Cleaning section 7 Charge erasing section 8 Fixing section 9 Feedshift and eject section 0 Duplex section DF Figure 1 1 3 Machine cross section Light path Paper and original path ...

Page 21: ...2BC D 1 1 8 1 1 4 Drive system 1 Drive system 1 optical section Figure 1 1 4 1 Scanner motor pulley 2 Scanner drive belt 3 Scanner drive pulley 4 Scanner wire drum 5 Scanner wire 6 Scanner wire pulley ...

Page 22: ... belt 5 Gear 32 6 Feed gear 42 7 Registration clutch gear 8 Feed gear 27 9 Feed low clutch 1 gear 34 0 Feed gear 49 65 Paper feed motor gear Paper feed gear 68 Paper feed drive pulley 29 52 Idle pulley 31 42 Tension pulley 20 Paper feed drive belt Idle gear 26 Gear 26 Gear 19 Feed high clutch 2 gear Gear 40 Gear 24 Feed low clutch 2 gear ...

Page 23: ...dle gear 26 5 Paper feed clutch 3 gear 6 Feed clutch 5 gear 7 Deck paper feed drive pulley 8 Tension pulley 20 9 Deck paper feed drive belt 0 Feed gear 49 65 Deck drive motor gear Pulley 20 Deck conveying belt Deck feed clutch gear Deck gear 27 45 Idle gear 48 Paper feed clutch 4 gear Paper feed pulley drive gear Gear 21 Gear 16 ...

Page 24: ...mage formation motor gear 7 Gear 63 35 8 Drum pulley 51 9 Tension pulley 0 Drum drive belt Gear 19 Registration gear 24 Registration clutch gear Pulley 40 28 Cleaning drive belt Gear 26 Gear 30 Drum Figure 1 1 8 Developing section 1 Toner supply gear 2 Developing idle gear 3 Developing input gear 4 Developing sleeve gear 5 Spiral gear A 6 Spiral gear B 7 Spiral gear C ...

Page 25: ...Eject drive gear 6 Fixing gear 35 7 Fixing pulley 34 8 Fixing gear 63 32 9 Paper conveying motor gear 0 Fixing drive belt Duplex gear 45 30 Duplex gear 29 42 Gear 18 26 Fixing joint gear Heat roller gear Heat roller Gear 26 Gear 25 Fixing eject joint gear Pulley 22 Switch back pulley 20 Pulley 30 Feed shift belt pulley Feed shift belt ...

Page 26: ... Paper conveying pulley 40 4 Paper conveying drive belt 5 Paper conveying tension pulley 6 Paper conveying pulley 20 7 Paper conveying pulley 20 8 Duplex registration gear 20 30 9 Clutch gear 26 0 Front transfer drive gear Gear 22 Gear 18 Gear 17 Gear 40 Duplex forwarding clutch gear Gear 40 Duplex reversing clutch gear ...

Page 27: ... forwarding pulley 18 7 Tension pulley 8 Original feed drive belt 9 DF forwarding belt 0 DF registration pulley 28 18 Idle gear 15 Idle gear 20 Switch back gear 18 DF registration drive belt Gear 22 35 Original conveying motor pulley Gear 28 Original conveying drive belt 1 1 Lower original conveying pulley 25 18 2 Gear 18 25 3 Eject gear 18 4 Middle original conveying pulley 18 5 Upper original co...

Page 28: ...llation location 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 humidity abrupt ambient temperature changes and hot or cold air directed onto the machine Avoid dust and vibration Choose a surface capable of supporting the weight of the machine Place the m...

Page 29: ...e developing unit Adjusting the fixing pressure Adding toner Setting the cleaning blade Applying toner to the cleaning blade run of maintenance mode U160 Exit maintenance mode Start Installing the drum Connect the power cord Initializing the developer run of maintenance mode U130 Adding developer Completion of the machine installation Connect the drawer heater relay cable and attach the OFF label ...

Page 30: ... right pad 6 Skid 7 Hinge joints 8 Eject pad 9 Drawer spacer 0 Drawer spacer Drawer spacer Upper case Outer case Supports Bar code labels Power code Eject tray Drum set Tray spacer OFF label Size palates Screws M3 08 flat head taping chromate Plastic bag Operation guide ﬁ Plastic bag ﬁ 3 7 6 0 9 9 1 2 8 5 4 ...

Page 31: ...Remove the piece of tape that secures the front cover 6 Open the front cover and remove the piece of tape that secures the DF Removing the securing tape and the spacer Figure 1 3 2 Figure 1 3 4 7 Pull out the duplex unit and remove the two pieces of tape that secure the guide plates Tape Tape Tapes Tapes Figure 1 3 3 Tapes 8 Pull out drawer 1 and drawer 2 and remove the spacer and the two blue scr...

Page 32: ...ns Light source unit 2 pin Figure 1 3 5 Figure 1 3 6 9 Pull out drawer 3 remove the spacer 10 Pull out drawer 4 remove the spacer The lift or the guide may be deformed or damaged when turns the main switch on with the spacers mounted Consequently be sure to remove the spacers 11 Open the DF and remove the piece of tape that secures the original inverse cover 12 Remove the paper from the platen Fig...

Page 33: ...ease lever to pull out the image formation unit 1 Open the front cover pull out the hinge shaft to remove and remove the front cover Figure 1 3 8 Figure 1 3 10 Figure 1 3 9 Front cover Hinge shaft Paper conveying unit release lever Connector Image formation unit 2 Remove the screw holding the image formation left cover and then the cover Image formation left cover ...

Page 34: ...aise the shutter a little and slide it toward the front side of the machine 6 Turn the auxiliary toner hopper to the right of the machine 7 Hold the front and the rear of the developing unit and remove the unit from the image formation unit Figure 1 3 11 Figure 1 3 13 Figure 1 3 12 Image formation rail 1P connector Sub toner hopper 4P connector Shutter Developing unit ...

Page 35: ...tly to stir the developer 3 While turning the developing magnet roller gear and the developing spiral cam in the directions indicated by the arrows alternately add developer uniformly into the developing unit Never turn the developing magnet roller gear in the reverse direction 4 Refit the upper developer cover to its original position Figure 1 3 14 Figure 1 3 15 Hook Hook Upper developer cover De...

Page 36: ...positioning plate and the rear drum positioning plate with a screw each Fit the drum so that the side with the thin shaft of the drum flange is placed on the front side of the machine and the side with the thick shaft of the drum flange is placed on the rear side 6 Refit the main charger unit and the developing unit to their original positions 7 Refit the image formation unit to their original pos...

Page 37: ...pressure 3 Open the eject cover 4 Turn the fixing press nuts on the front and rear of the fixing unit clockwise to adjust the fixing pressure 5 Close the eject cover 6 Push the paper conveying unit into the machine and raise the paper conveying unit release lever to secure the unit Paper conveying unit Blue screw Eject cover Fixing press nut Fixing press nut ...

Page 38: ... Start key The drum will be covered with toner and driving will stop automatically 1 Open and close the front cover use the numeric keys to enter 001 and press the Start key The machine will exit from the maintenance mode Figure 1 3 21 Connecting the power cord Initializing the developer run of maintenance mode U130 Applying toner to the cleaning blade run of maintenance mode U160 Exit maintenance...

Page 39: ...Shake the toner bottle up and down and from side to side approximately 10 times 2 Hold a new toner bottle upside down and tap the bottom approximately 10 times Figure 1 3 22 Figure 1 3 24 Figure 1 3 23 Operation right cover Toner bottle Adding toner ...

Page 40: ...tal pin at the opening for toner replenishment 5 While pushing down the toner bottle turn it 90 clockwise 7 To drop toner completely tap the side of the toner bottle approximately 10 times 6 Wait until toner drops Figure 1 3 25 Figure 1 3 27 Figure 1 3 26 Metal pin ...

Page 41: ...t 9 Close the operation right cover Figure 1 3 28 Figure 1 3 29 Drawer heater relay cable CN12 Power souce PCB Drawer heater relay cable 1 Remove the lower rear cover 2 Connect the connector of the drawer heater relay cable to CN12 of the power source PCB 3 Refit the lower rear cover Connect the drawer heater relay cable and attach the OFF label ...

Page 42: ... 3 14 2BC D 1 Figure 1 3 30 Make test copies 1 Set paper in a drawer and execute a test copy run Completion of the machine installation OFF label 4 Attach the OFF label to the OFF side of the main switch ...

Page 43: ...uments Setting Auto rotation copy Sort copy Setting the number of sheets to enter stacking moce during sort operation Switching the paper ejection mode Switching between duplex simplex copy mode Setting preheat energy saver mode Setting auto drawer size detection Setting the ID code error output Setting the output mode for face up output Exposure mode Exposure steps Original image quality Paper se...

Page 44: ...200 One 1 M4 6 chrome TP A screw P N B4104060 One 1 M3 8 bronze binding screw P N B1303080 One 1 M4 30 bronze binding screw P N B1304300 Two 2 M3 6 bronze flat 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 key counter cover using the two screws and...

Page 45: ...ed parts 8 Fit the key counter cover with the key counter assembly inserted to the key counter cover retainer on the machine 9 Insert the key counter into the key counter assembly 10 Turn the main switch on and enter the maintenance mode 11 Run maintenance item U204 and select KEY COUNTER 12 Exit the maintenance mode 13 Check that the message requesting the key counter to be inserted is displayed ...

Page 46: ... Figure 1 3 34 Figure 1 3 35 Figure 1 3 36 2 Attach the finisher connecting plate to the copier left cover and then hold them together with the two M4 12 binding screws 3 Attach the connecting sponge to the finisher by aligning the sponge to the upper end a and front end b of the paper port of the finisher Left cover Paper insertion aid guide plate Finisher connecting plate Left cover a b a Connec...

Page 47: ...aise the connecting lever at the bottom of the finisher Fitting the projection into the hole lowers the hooks 6 Remove the screw and pull out the connecting rail at the upper part of the finisher Figure 1 3 37 Figure 1 3 38 Connecting lever Hole Hooks Projection Connecting rail ...

Page 48: ...ate is inserted into the hole at the rear of the finisher and the two short pins into the holes on the connecting rail 9 Make sure that the finisher is securely joined with the copier Then push the connecting rail in and lock back down with the screw Figure 1 3 39 Figure 1 3 40 Finisher Finisher connecting plate Hooks Fittings Long pin Connecting rail Holes Hole Short pins Connecting rail ...

Page 49: ...own with the screw removed in step Figure 1 3 41 Figure 1 3 42 Connecting lever Separate retainers Blue screws Intermediate tray Blue screws 11 Remove the four blue screws locking each of the two separate retainers to the intermediate tray and detach both retainers ...

Page 50: ...diate tray and then remove the four strips of fixing tape 15 Insert a stapler cartridge into each of the staplers and of the intermediate tray Press on the cartridges until they are securely locked Note With the simple finisher attach just one stapler cartridge to the stapler Strips of fixing tape Intermediate tray Release lever Strips of fixing tape Strips of fixing tape Strips of fixing tape Sta...

Page 51: ...ure the main tray with two pins 18 Attach the sub tray to the finisher by inserting the projections at the front and back of the sub tray into the holes of the finisher For the multi finisher only 19 Attach label A to the recessed portion on the side of the main tray 20 Attach label B to the recessed portion on the side of the sub tray For the multi finisher only Main tray Hexagonal nuts Pins Sub ...

Page 52: ...e right front lower cover followed by the cover Figure 1 3 48 Figure 1 3 49 Figure 1 3 50 Bypass table Right cover Developing duct cover 2 pin connector Middle right cover Right front lower cover Pin Pin Right rear lower cover Knock out pieces Right cover Paper feed section lower cover Knock out piece 5 Break off the three knock out pieces on the right cover of the copier Note Be sure to remove th...

Page 53: ...nd remove from the copier by raising the cover in the direction of the arrow 9 Attach the upper merge guide with two M4 8 TP P tight screws Note With the 55 cpm copier be sure to use the merge guide with 2BD etched on it Right cover Lower merge guide M4 8 TP P tight screws 10 Attach the upper merge guide with two M4 8 TP P tight screws Upper merge guide M4 8 TP P tight screws ...

Page 54: ... middle right cover and right cover Note When reattaching the developing unit duct cover be sure to reconnect the 2 pin connector to the cooling fan Figure 1 3 54 Upper merge guide Lower merge guide M3 6 TP A bronze screws 14 Pull out the retaining rail from the side deck and insert into the paper feed section lower cover of the copier Right rear lower cover Interlock switch backstop M4 12 flat he...

Page 55: ...enter of the scale located at the base of the copier using the two M4 6 TP A chromate screws 16 When the side deck is installed on the copier connect the deck signal cable to the connector on the copier rear Figure 1 3 57 Figure 1 3 58 Scale Center Retaining rail M4 6 TP A chromate screws V groove Deck signal cable Connector ...

Page 56: ... the middle rear cover 4 Remove the four screws and remove the upper sequence cover 5 Remove the two screws and remove the cover 6 Firmly push connector CN1 on the scanner board all the way into connector CN4 on the main PCB 7 Fasten the scanner board to the controller box cover with two screws 8 Refit the covers that have been removed in step 1 to 4 Middle rear B cover Middle rear C cover Middle ...

Page 57: ...the Ethernet cable to the core by winding it one turn around the core 10 Fit the Ethernet cable described in step 9 to the Ethernet cable connector 11 Secure the Ethernet cable to the lower left screw at the lower rear cover with the clamp Core Ethernet cable connector Clamp ...

Page 58: ... 1 3 65 1 3 7 Installing the Printer kit option Preparation 1 Remove two screws and take off the cover 2 Push the printing system all the way in along the rails and fasten it to the controller box with two screws Cover Printing system ...

Page 59: ...ush the printer network kit all the way in along the rails and fasten it to the controller box with two screws Install the optional hard disk 5 Remove two screws and take off the cover 6 Push the hard disk all the way in along the rails and fasten it to the controller box with two screws Cover Printer network kit Cover Hard disk ...

Page 60: ...MM 8 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 the slot snap closed The board provides two DIMM slots and can accept up to two optional DIMMs If installing a single DIMM you can use either slot Optional memory DIMM Two hooks Two hooks Memory slots ...

Page 61: ...he lower rear cover and then the cover 4 Remove the eleven screws securing the upper and lower sequence covers and then the covers 5 Remove the two screws securing the interface mounting plate and then the plate 6 Remove the two screws securing the interface cover and then the cover Figure 1 3 70 Figure 1 3 71 Figure 1 3 72 Middle rear C cover Middle rear cover Lower rear cover Upper and lower seq...

Page 62: ...ation 8 Insert CN1 on the assembly relay PCB into CN5 on the main PCB of the copier 9 Secure the interface PCB with an M4 6 binding screw 10 Insert the 2 pin connector on the S BOX wire into 2 pin connector CN1 on the interface PCB Interface PCB Assembly relay PCB CN1 CN2 CN1 CN5 Main PCB M4 6 binding screw CN1 Interface PCB S BOX wire ...

Page 63: ...the interface PCB to the interface mounting plate with two M2 6 5 brass binding screws 13 Refit the upper and lower sequence covers the lower rear cover the middle rear cover and the middle rear C cover 14 Connect the interface cable to the connector of the interface PCB Interface mounting plate Screws M2 6 5 brass binding screws Interface cable ...

Page 64: ...Enter the management code Make weekly timer settings page 1 4 2 Press the Copy default key Press the Close key Enter the management code Make copy default settings page 1 4 3 Output the setting list page 1 4 7 Press the Machine default key Press the Close key Enter the management code Make machine default settings page 1 4 5 Press the Document management key Press the Close key Enter the managemen...

Page 65: ...ounter by ID code key 2 View copy counts using the cursor up down keys 3 Press the Close key 4 Press the Close key Print management list 1 Press the Print the list key If A4 11 81 2 paper is present the list is automatically printed out Otherwise select the paper source and press the start key Enabling disabling department management 1 Select On or Off Enabling disabling printer department managem...

Page 66: ...n be selected Default drawer Sets the drawer to be selected in cases such as after the reset key is pressed 1 Select Default drawer Default cassette and press the Change key 2 Select priority drawer Drawer for cover paper Sets the drawer to be selected for cover paper 1 Select Drawer for cover paper and press the Change key 2 Select the drawer for cover paper Default magnification Selects whether ...

Page 67: ...3 to 3 Margin width Sets the default setting of the margin width for the margin copying 1 Select Default margin width and press the Change key 2 Press the up down right and left cursor keys to set the default settings Setting range 0 to 3 4 inch specifications 0 to 18 mm metric specifications Border erase width Sets the default setting of the border erase width for the border erase mode 1 Select D...

Page 68: ...s whether All types of paper or Feed same paper type is selected 1 Select Auto drawer switching Auto cassette switching and press the Change key 2 Select On or Off 3 Select All types of paper or Feed same paper type Paper size drawer No 1 No 2 Sets the size of paper that is loaded in drawers 1 and 2 1 Select one of the Paper size settings 1st drawers or 2nd drawer and press the Change key 2 Select...

Page 69: ...ynergy print box 1 Press the Box editting key 2 Select the desired box 3 Press the Change key 4 Enter the box name 5 Press the End key 6 Press the Yes key 7 Press the Close key 8 Press the Job cancel key Box password setting Sets the password for the synergy box 1 Press the Box editting key 2 Select the desired box 3 Select Password and press the Change key 4 Enter the password and press the Close...

Page 70: ...n key 2 Press the Close key 9 Report Outputs the setting reports 1 Press the Print form key 2 Select the report Copy report Option report Counter report Machine report 10 Language Switches the language to be displayed on the press panel 1 Press the Language key 2 Select the display language ...

Page 71: ...ter 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 Press the stop clear key Press the start key Start End Maintenance mode is entered The maintenance item is selected Maintenance mode is exited Repeat the same maintenance item Run another maintenance item ...

Page 72: ... Duplex forwarding clutch off timing 160 Duplex forwarding clutch off timing 110 for 11 17 copy paper only Duplex reversing clutch on timing 50 Duplex reversing clutch off timing 132 U051 Adjusting the amount of slack in the paper at the registration roller Drawer 1 10 Drawer 2 3 Bypass tray 25 Duplex copying second face 18 U053 Adjusting motor speed standard Image formation motor 6 Paper conveyin...

Page 73: ... Developing bias step control final voltage 207 Developing bias step control initial voltage 52 Transfer control voltage for simplex copying 210 Transfer control voltage for duplex copying 210 Separation control voltage for simplex copying 200 Separation control voltage for duplex copying 230 U102 Setting the cleaning interval for the main charger 2 U110 Checking clearing the drum count U111 Check...

Page 74: ...ft operation Side feed U235 Setting output tray initialize mode HP ON U240 Checking the operation of the finisher U241 Checking the operation of the switches of the finisher U243 Checking the operation of the DF motors solenoids and clutch U244 Checking the DF switches U245 Checking messages U247 Setting the paper feed device U248 Setting the paper eject devices U250 Setting the maintenance cycle ...

Page 75: ...sting margins for scanning an original from the DF U407 Adjusting the leading edge registration for memory image printing 0 U504 Initializing the scanner NIC U505 Setting Data Base Assistant ON U901 Checking clearing copy counts by paper feed locations U903 Checking clearing the paper jam counts U904 Checking clearing the service call counts U905 Checking clearing counts by optional devices U906 R...

Page 76: ...2BC D 1 1 4 13 This page is intentionally left blank ...

Page 77: ... screen for selecting an item The screen for selecting a maintenance item No is displayed U001 Exiting the maintenance mode Description Exits the maintenance mode and returns to the normal copy mode Purpose To exit the maintenance mode Method Press the start key The normal copy mode is entered U002 Setting the factory default data Description Restores the machine conditions to the factory default ...

Page 78: ...ne number 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 screen for selecting a maintenance item No is displayed U004 Setting the machine number Description Displays and changes the machine number Purpose To check or set the machine number Method Press the start key Th...

Page 79: ...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 operate 6 Press the start key The operation starts Copy operation is simulated without paper under the set conditions When operation is complete the screen for selecting an item is displayed 7 To stop continuous operation press the stop clear key Completion Pres...

Page 80: ...nel It is displayed in reverse 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 the same status as when the main switch is turned on and the display language to the initial setting of English Completion To exit this maintenance item without executing initial...

Page 81: ...reen for executing is displayed 2 Press EXECUTE on the touch panel It is displayed in reverse 3 Press the start key to initialize the hard disk The EXECUTE display flashes during initializing Initialization results will be displayed when initializing is completed 4 Press the stop clear key The screen for selecting a maintenance item No is displayed Completion To exit this maintenance item without ...

Page 82: ...witch 2 PFSW2 FEED C SW Paper feed switch 3 PFSW3 FEED D SW Paper feed switch 4 PFSW4 FEED E SW Paper feed switch 5 PFSW5 FEED F SW Paper feed switch 6 PFSW6 FEED DK 2SW Deck paper conveying switch 2 DPCSW2 FEED DK 1SW Deck paper conveying switch 1 DPCSW1 FEED A SW Paper feed switch 1 PFSW1 RESIST SW Registration switch RSW EJECT SW Eject switch ESW BRA SW Feed shift switch FSSW REV SW Face down e...

Page 83: ...tration clutch RCL DUP FWD Duplex forwarding clutch DUPFWDCL DUP REV Duplex reversing clutch DUPREVCL 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 operation of each solenoid Method 1 Press the start key The screen for selecting an item is displayed 2 Select th...

Page 84: ...is set Completion Press the stop clear key at the screen for adjustment The screen for selecting a maintenance item No is displayed U037 Checking fan motor operation Description Applies power to each fan motor to turn on Purpose To check the operation of each fan motor Method 1 Press the start key The screen for selecting an item is displayed 2 Select the desired fan motor to operate The selected ...

Page 85: ...ecreasing it makes the image shorter in the auxiliary scanning direction POLYGON MOTOR Increasing the setting makes the image longer in the main scanning direction and shorter in the auxiliary scanning direction decreasing the setting makes the image shorter in the main scanning direction and longer in the auxiliary scanning direction 3 Press the start key The value is set Interrupt copy mode Whil...

Page 86: ...density in text text and photo or photo mode Purpose Used when the entire image appears too dark or light Method Press 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 Image scanning density 1 to 23 12 Increasing the setting makes the density lower and decreasing it makes the density higher 2 Pr...

Page 87: ...ode Completion Press the stop clear key at the screen for adjustment The screen for selecting a maintenance item No is displayed U064 Adjusting the CCD level Description Adjusts the CCD level Purpose To adjust when density difference due to CCD is generated between both sides of the center of the copy image Setting 1 Press the start key The screen for adjustment is displayed 2 Change the setting u...

Page 88: ...ay Operating conditions Setting range ZOOM Magnification 25 to 400 SIZE Original size See below LAMP On and off of the exposure lamp 0 off or 1 on Original sizes for each setting in SIZE Setting Paper size Setting Paper size 8 A4 42 A5R 9 B5 47 Folio 24 11 81 2 52 11 17 36 A3 53 11 15 39 B4 55 81 2 14 40 A4R 56 81 2 11 41 B5R 58 51 2 81 2 4 Press the start key The setting is set Scanning starts un...

Page 89: ...MARGIN DF scanning right margin DF D MARGIN DF scanning trailing edge margin 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 and either repeat the procedure from the beginning or adjust the remaining items manually by running the corresponding maintenance items Completion Pre...

Page 90: ...EL 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 squareness PG pattern to be output Purpose 3 To change the output conditions of MONO LEVEL and 1dot LINE use the cursor up down keys to change the preset values and press the Start key to register the setting D...

Page 91: ...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 causes the fixing unevenness If the displayed results indicate no shading problems the fixing unevenness uneven copy density is caused by factors other than in the scanner section shading or CCD If a bl...

Page 92: ...o adjustment starts When adjustment is complete each adjusted value is displayed Display Description SCAN CENTER Scanner center line SCAN TIMING Scanner leading edge registration SUB SCAN Scanner auxiliary scanning direction MAIN SCAN Scanner main scanning direction DF A MARGIN Scanner scanning left margin DF B MARGIN Scanner scanning leading edge margin DF C MARGIN Scanner scanning right margin D...

Page 93: ...justed The selected item is displayed in reverse 2 Adjust the setting using the cursor up down keys Display Description Setting range Initial setting DARKER Change in density when manual density is set dark 0 to 3 0 LIGHTER Change in density when manual density is set light 0 to 3 0 Increasing the setting makes the change in density larger and decreasing it makes the change smaller Image density D...

Page 94: ... the screen for selecting an item press the stop clear key Setting 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 ORIG AREA Original size detection position display mm SIZE Detected original size display Time from activation of the original detection switch ODSW to or...

Page 95: ...een for selecting an item select one from MC ON MC ON OFF or LASER ON OFF on the touch panel The selected operation starts 2 To stop operation press the stop clear key Setting the grid control voltage 1 Press the DSP DATA on the touch panel of the screen for selecting an item 2 Change the setting using the or keys Description Setting range Initial setting Grid control voltage 77 to 230 168 Increas...

Page 96: ... screen for selecting an item 2 Select an item to be set Display Description Setting range Initial setting TC DATA Transfer control voltage for simplex copying 0 to 255 210 TC DATA DUP Transfer control voltage for duplex copying 0 to 255 210 TC ON Transfer voltage output ON 3 Change the setting using the cursor up down keys Increasing the setting makes the transfer voltage higher and decreasing it...

Page 97: ...e value is set Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U110 Checking clearing the drum count Description Displays the drum counts for checking clearing or changing the figure which is used as a reference when correcting the main charger potential output Purpose To check the drum status Also used to clear the count after replacing the drum dur...

Page 98: ... key The screen for selecting a maintenance item No is displayed U114 Selecting AC mode Description Sets separation control for A3 B4 A4R 11 17 11 15 and 81 2 14 sizes Purpose To change the setting to solve the problem of faulty image Method 1 Press the start key The screen for selecting an item is displayed 2 Select the item to be set The selected item is displayed in reverse Display Description ...

Page 99: ...000 INTERVAL M Correction interval for effective 0 to 600000 1000 potential correction TARGET Effective correction target value 0 to 999 550 RUN To run the test operation 3 Press the start key The value is set Test operation 1 Select RUN and start test operation After correction is complete each data will be displayed Display Description VO A Dark potential measurement A acquired data VR A Light p...

Page 100: ...1 4 35 2BC D 1 This page is intentionally left blank ...

Page 101: ...157 Clearing the developing count U158 Resetting the toner feed start level and toner empty detection Completion Press the stop clear key after initial setting is complete The screen for selecting a maintenance item No is displayed U131 Setting the toner sensor control voltage Description Displays or changes the toner sensor control voltage automatically set in maintenance item U130 Purpose To che...

Page 102: ...Be sure to drive the motor for only a few seconds Method 1 Press the start key The screen for selecting an item is displayed 2 Select the item to be operated The selected item is displayed in reverse The toner motor turns on Display Motor MOTOR1 Toner feed motor TFM MOTOR2 Toner agitation motor TAM 3 To stop operation press the stop clear key Completion Press the stop clear key when operation stop...

Page 103: ...oner loading at the rate of one time every 30 sheets ON Toner loading performed in MODE1 OFF Toner loading not performed in MODE1 MODE2 Toner loading at the rate of one time per sheet between two sheets of paper ON Toner loading performed in MODE2 OFF Toner loading not performed in MODE2 Initial setting MODE1 ON MODE2 OFF 3 Press the start key The value is set and the screen for selecting a mainte...

Page 104: ...own keys Description Setting range Initial setting Toner control level 0 to 255 102 Increasing the setting makes the toner density lower 3 Press the start key The time is set Setting for the toner empty level 1 Press the EMPTY on the touch panel of the screen for selecting an item 2 Change the setting using the cursor up down keys Description Setting range Initial setting Difference between the to...

Page 105: ...eloping count for checking clearing 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 count after replacing the developing unit Method Press the start key The developing count is displayed Clearing 1 Press the reset key 2 Press the start key The count is cleared and the screen for se...

Page 106: ...e Completion Press the stop clear key at the screen for adjustment The screen for selecting a maintenance item No is displayed U162 Stabilizing fixing forcibly Description Stops the stabilization fixing drive forcibly regardless of fixing temperature Purpose To forcibly stabilize the machine before the fixing section reaches stabilization temperature Method 1 Press the start key The screen for exe...

Page 107: ...urns off Display Description MAIN Fixing heater M FH M SUB Fixing heater S FH S Completion Press the stop clear key when fixing motors M and S are off The screen for selecting the maintenance item No is displayed U198 Setting the fixing phase control Description Sets the use of fixing phase control to reduce electrical noise generated by the copier Purpose Normally no change is necessary If electr...

Page 108: ... 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 the key The key on lower right flashes 3 Press the center of the flashing Initialization of the touch panel is complete and the screen for selecting a maintenance item No is displayed Completion To exit ...

Page 109: ...etion 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 Description Sets the presence or absence of the optional key card or key counter Purpose To run this maintenance item if a key card or key counter is installed Method Press the start key The screen for selecting an ite...

Page 110: ... 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 keys on the operation panel have been pressed all the LEDs light for up to 10 seconds 5 When the LEDs go off press the start key All the LEDs light for 10 seconds again Completion Press the stop clear key The screen ...

Page 111: ...hout changing the current setting press the stop clear key at the screen for the year setting The screen for selecting a maintenance item No is displayed U212 Setting the deck lift operation Description Sets the operation of the side deck 55 cpm copier only lift motor for when paper in the optional side deck is exhausted Purpose To be set according to the paper loading method Method Press the star...

Page 112: ...or MTEM JTRAY MOTOR Multi job tray elevation motor MJTEM BRA A SOL Feedshift solenoid A FSSOLA BRA B SOL Feedshift solenoid B FSSOLB BRA C SOL Feedshift solenoid C FSSOLC PUNCH P SOL Punch solenoid PUNSOL MTRAY SOL Paper holder solenoid PHSOL EJEC SOL Eject guide solenoid EGSOL PUNCH I SOL Paper entry guide solenoid PEGSOL MIDDLE SOL Movable guide solenoid MGSOL DRAM CL Siding drum clutch SDCL FEE...

Page 113: ...emitting intercepting sensor MTPUSDLES MTPUSDLIS MTRAY PUSH Paper holder detection sensor PHDS MTRAY OVER1 Main tray load 1000 detection sensor MTLDS 10 MTRAY OVER2 Main tray load 1500 detection sensor MTLDS 15 MTRAY OVER3 Main tray load 3000 2000 detection sensor MTLDS 30 MTLDS 20 JOB U LMT Multi job tray upper limit detection sensor MJTULDS JOB L LMT Multi job tray lower limit detection sensor M...

Page 114: ...To 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 DF switches Description Displays the status of the respective switches in the DF Purpose To check if respective switches in the DF operate correctly Start 1 Press the start key The screen for selecting an item is disp...

Page 115: ...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 between 105 and 139 is displayed when the original insertion guides are adjusted for A4R paper it indicates that the original width is detected correctly 2 To return to the screen for selecting an item pres...

Page 116: ...or selecting a maintenance item No is displayed U247 Setting the paper feed device Descrioption Drives each motor of the optional side deck Purpose To check the operation of the optional side deck Method 1 Press the start key The screen for selecting an item is displayed 2 Select the motor to be operated The selected item is displayed in reverse and the operation starts Display Motor SDECK MOT Sid...

Page 117: ...of the amount of slack in the paper in punch mode PUNCH TIMING TURN Adjustment of the amount of slack in the paper at reversed paper ejection in punch mode PUNCH COUNT Punch hole scrap count display SADDLE STAPLE ADJUST Booklet stapling position adjustment SADDLE ADJUST Adjustment of center folding position SADDLE ADJUST 2 Adjustment of center folding position correction of number of sheets of a b...

Page 118: ...unt of slack larger If paper jams or is Z folded frequently decrease the setting to make the amount of slack smaller Changing the value by 1 changes the amount of slack by 1 0 mm 4 Press the start key The value is set 5 To return to the screen for selecting an item press the stop clear key Displaying the punch hole scrap count 1 Select PUNCH COUNT on the screen for selecting an item The punch hole...

Page 119: ... item press the stop clear key Setting the center folding position correction of number of sheets of a batch 1 Select SADDLE ADJUST 2 on the screen for selecting an item 2 Select the item to be set 3 Change the setting using the cursor up down keys Display Description A4R LTR 2 Adjustment of center folding position for A4R LETTER size Number of sheets of a batch 6 10 sheets B4R 2 Adjustment of cen...

Page 120: ...DDLE ADJUST 2 therefore need not be changed in principle Only if any problem occurs at the center folding position depending on the number of sheets of a batch adjust SADDLE ADJUST 2 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 1 4 51 2 ...

Page 121: ... press the stop clear key The screen for selecting a maintenance item No is displayed U251 Checking clearing the maintenance count Description Displays clears and changes the maintenance count Purpose To check the maintenance count Also to clear the count during maintenance service Method Press the start key The maintenance count is displayed Clearing 1 Press the reset key 2 Press the start key Th...

Page 122: ...e maintenance items below To change the initial settings in those items be sure to run maintenance item U021 after changing the destination Initial setting according to the destinations Maintenance Title Japan Inch Europe Metric item No Asia Pacific 253 Switching between double and single counts Single Double Double 255 Setting auto clear time 120 s 90 s 90 s U253 Switching between double and sing...

Page 123: ...e screen for selecting a maintenance item No is displayed U255 Setting auto clear time Description Sets the time to return to initial settings after copying is complete Purpose To be set according to frequency of use Set to a comparatively long time for continuous copying at the same settings and a comparatively short time for frequent copying at various settings Method Press the start key The cur...

Page 124: ...s 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 Description ON Auto preheat energy saver function on OFF Auto preheat energy saver function off Initial setting ON 2 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed When the setting is changed from OFF to O...

Page 125: ... 300 copies 200 the toner level sensor before indicating toner empty The setting can be changed by 100 per step 2 Press the start key The value is set and the screen for selecting a maintenance item No is displayed Setting the copy operation after toner empty detection 1 Select single or continuous copying The selected item is displayed in reverse Display Description SINGLE Enables only single cop...

Page 126: ... secondary paper feed 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 maintenance item without changing the current setting press the stop clear key The screen for selecting a maintenance item No is displayed U263 Setting the paper ejection when copying from...

Page 127: ...t 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 screen for selecting a maintenance item No is displayed U265 Setting OEM purchaser code Description Sets the OEM purchaser code Purpose Sets the code when replacing the main PCB and the like Method Press ...

Page 128: ...uplex copy mode Method 1 Press the start key The screen for selecting an item is displayed 2 Select an item to be set Display Description MODE0 Circulation of five sheets MODE1 Circulation of four sheets Initial setting MODE0 3 Press the 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...

Page 129: ...etting for the output mode under user simulation Purpose To be set as required according to the number of copies the user makes Method Press the start key The current setting is displayed Setting 1 Change the setting using the cursor up down keys Description Setting range Initial setting Number of copies to be ejected on the sub tray 0 to 100 sheets 100 2 Press the start key The value is set and t...

Page 130: ...HDD Purpose To set data according to the manufacturer and type of the new HDD after replacement Method Press the start key The screen for selecting an item is displayed Setting 1 Change the setting using the cursor up down keys Description Setting range Initial setting HDD type 0 to 255 0 2 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Compl...

Page 131: ...on Purpose According to user request sets or cancels restriction on the number of sheets Method 1 Press the start key The screen for selecting an item is displayed 2 Select ON or OFF Display Description ON Sets restriction on the number of sheets OFF Cancels restriction on the number of sheets 3 Press the start key The setting is set Completion To exit this maintenance item without changing the cu...

Page 132: ...mperature is lowered by 30 C 86 F and forced stabilization is performed 30 seconds after exiting preheat TOP RUNNER Control in accordance with Top Runner is performed Initial setting ENERGY STAR 2 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Completion Press the stop clear key at the screen for selecting an item The screen for selecting a m...

Page 133: ... 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 U350 Setting the ID code error output Descrioption Sets whether or not an error report is output when an ID code error occurs Purpose According to user request changes the setting Method Press the start key The scre...

Page 134: ...on FIRST PRINT To output from the first page ORDER OF PAGE To output from the last page Initial setting FIRST PRINT 2 Press the 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 screen for selecting a maintenance item No is displayed U402 Adjusting m...

Page 135: ...en 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 is displayed U901 Checking clearing copy counts by paper feed locations Description Displays or clears copy counts by paper feed locations Purpose To check the time to replace consumable parts Also ...

Page 136: ...e screen for selecting a maintenance item No is displayed U904 Checking clearing the service call counts Description Displays or clears the service call code counts by types Purpose To check the service call code status by types Also to clear the service call code counts after replacing consumable parts Implementation Press the start key The screen for selecting an item is displayed Display Descri...

Page 137: ...ency the punch has been activated STACK Frequency the stacker has been activated SADDLE Frequency the center holding has been activated Clearing 1 Select the item to be cleared The selected item is displayed in reverse Select the counts for all press the reset key 2 Press the start key The count is cleared 3 To return to the screen for selecting an item press the stop clear key Completion Press th...

Page 138: ... check the total counter value Method Press the start key The screen for total count value is displayed Display Description TOTAL COUNT Electronic total counter value TOTAL COUNT MACHINE Mechanical total counter value entered at the beginning Clearing 1 Select the count to be cleared The selected item is displayed in reverse 2 Press the reset key 3 Press the start key The count is cleared and the ...

Page 139: ...er size The selected item is displayed in reverse To clear all counts press the reset key 2 Press the start key The count is cleared When clearing all counts the screen for selecting a maintenance item is displayed Completion To exit this maintenance item without changing the count press the stop clear key The screen for selecting a maintenance item No is displayed U921 Checking clearing the waste...

Page 140: ... maintenance No item is displayed U923 Checking clearing the transfer charger cleaning count Description Displays or clears the count value for transfer charger cleaning Purpose To clear the count value before replacing maintenance parts Method Press the start key The count value for transfer charger cleaning is displayed Clearing 1 Press the reset key 2 Press the start key The value is cleared Th...

Page 141: ... selecting a maintenance item No is displayed U990 Checking clearing the time for the exposure lamp to light Description Displays clears or changes the accumulated time for the exposure lamp to light Purpose To check duration of use of the exposure lamp Also to clear the accumulated time for the lamp after replacement Method Press the start key The accumulated time of illumination for the exposure...

Page 142: ...2BC D 1 This page is intentionally left blank ...

Page 143: ...em No is displayed Completion To exit this maintenance item without changing the count press the stop clear key The screen for selecting a maintenance No item is displayed U992 Checking or clearing the printer count Description Displays clears or changes the print count of the printer when the optional printer board is installed Purpose To check the frequency of use of the printer Method Press the...

Page 144: ... the DF original reversing cover To clear a jam in the feedshift and duplex sections draw out the duplex unit Paper misfeed detection can be reset by opening and closing the respective covers to turn safety switch 1 or 2 off and on Misfeed in drawer Jam code 10 Jam code 11 Jam code 12 Jam code 13 Jam code 16 Jam code 17 Jam code 31 Misfeed in bypass Jam code 14 Misfeed in right cover Jam code 18 J...

Page 145: ...am code 53 Misfeed in duplex section Jam code 51 Jam code 60 Jam code 61 Jam code 62 Jam code 63 Jam code 64 Jam code 65 Jam code 66 Jam code 67 Jam code 68 Misfeed in DF Jam code 70 Jam code 71 Jam code 72 Jam code 73 Jam code 74 Jam code 75 Jam code 76 Misfeed in document finisher 2 Jam code 80 to 95 1 Optional for 55 cpm copier only 2 Optional ...

Page 146: ...s OFSW OSBSW DFTSW PFSW6 PFSW5 DPCSW1 DPCSW2 BYPPSW BYPPFCL DFCL FCL5 FCL4 FCL3 PFCL3 PFCL2 PFCL1 FCL2 H FCL1 H DUPFSSW FSSW DUPPCSW1 DUPFWDCL DUPREVCL DUPPCSW2 DUPESW DUPJSW FDESW ESW FCL1 L FCL2 L RCL RSW PFCL4 PFSW4 PFSW3 PFSW2 PFSW1 Figure 1 5 1 ...

Page 147: ...er feed clutch 4 PFCL4 turning on the clutch is then successively turned off for 1 s and turned back on once but the switch again fails to turn on within 660 ms Paper feed switch 1 PFSW1 does not turn on within 980 ms of the bypass paper feed clutch BYPPFCL turning on the clutch is then successively turned off for 1 s and turned back on once but the switch again fails to turn on within 980 ms Pape...

Page 148: ...us 1470 ms of turning on Paper feed switch 4 PFSW4 does not turn off within 800 ms of paper feed switch 5 PFSW5 turning off Paper feed switch 5 PFSW5 does not turn off within the time required to convey the length of the used paper size plus 1470 ms of turning on Paper feed switch 5 PFSW5 does not turn off within 760 ms of paper feed switch 6 PFSW6 turning off Paper feed switch 6 PFSW6 does not tu...

Page 149: ...n if 860 ms elapses after the duplex reverse clutch DUPREVCL turns on the ON status of the duplex feedshift switch DUPFSSW for the preceding paper is not detected Duplex paper conveying switch 2 DUPPCSW2 does not turn on within 1280 ms of duplex paper conveying switch 1 DUPPCSW1 turning on Duplex paper conveying switch 2 DUPPCSW2 does not turn off within 1280 ms of duplex paper conveying switch 1 ...

Page 150: ...e before the specified number of pulses of the origi nal conveying motor OCM passes after the DF timing switch DFTSW turns on the OFF status of the DF timing switch DFTSW is detected In the secondary original feed in the 1 sided or 2 sided origi nal mode even if retry operation is performed five times secondary original feed is not performed In the original switchback in the 2 sided original mode ...

Page 151: ...m in cover open Jam in stapler Jam in saddle paper en try section Jam in saddle paper en try section Jam in saddle tray sec tion Jam in saddle eject sec tion Jam in saddle eject sec tion There is no reply See the finisher service manual See the finisher service manual See the finisher service manual See the finisher service manual See the finisher service manual See the finisher service manual See...

Page 152: ...d in re verse Run maintenance item U031 and turn paper feed switch 3 on and off manually Replace paper feed switch 3 if indication of the corresponding switch on the touch panel is not displayed in re verse Run maintenance item U031 and turn paper feed switch 4 on and off manually Replace paper feed switch 4 if indication of the corresponding switch on the touch panel is not displayed in re verse ...

Page 153: ...n veying switch 1 Run maintenance item U032 and select paper feed clutch 1 on the touch panel to be turned on and off Check the status and remedy if necessary Check see page 1 5 46 Change the paper Check visually and replace any deformed pulleys Check visually and replace paper feed switch 4 if its actuator is broken Run maintenance item U031 and turn paper feed switch 4 on and off manually Replac...

Page 154: ...tch Run maintenance item U032 and select paper feed clutch 4 on the touch panel to be turned on and off Check the status and remedy if necessary Check see page 1 5 46 Change the paper Check visually and replace any deformed pulleys Check visually and replace paper feed switch 1 if its actuator is broken Run maintenance item U031 and turn paper feed switch 1 on and off manually Replace paper feed s...

Page 155: ...rn paper feed switch 2 on and off manually Replace paper feed switch 2 if indication of the corresponding switch on the touch panel is not displayed in re verse Check visually and replace paper feed switch 3 if its actuator is broken Run maintenance item U031 and turn paper feed switch 3 on and off manually Replace paper feed switch 3 if indication of the corresponding switch on the touch panel is...

Page 156: ...displayed in reverse Check visually and replace paper feed switch 2 if its actuator is broken Run maintenance item U031 and turn paper feed switch 2 on and off manually Replace paper feed switch 2 if indication of the corresponding switch on the touch panel is not displayed in re verse Check visually and replace paper feed switch 3 if its actuator is broken Run maintenance item U031 and turn paper...

Page 157: ...ctrical problem with the registration clutch Check if the upper and lower registration rollers contact each other Check if the upper and lower feed rollers contact each other Check if the registration clutch malfunctions Electrical problem with the registration clutch Check if the upper and lower registration rollers contact each other Repair or replace if necessary Run maintenance item U032 and s...

Page 158: ...tch actuator Defective feedshift switch Check visually and remedy if necessary Repair or replace if necessary Clean or replace if necessary Clean or replace if necessary Remedy if the separation claw springs are out of place Check visually and replace the eject switch if its actuator is bro ken Run maintenance item U031 and turn the eject switch on and off manually Replace the eject switch if indi...

Page 159: ...e page 1 5 47 Repair or replace if necessary Check visually and remedy if necessary Check visually and replace the duplex feedshift switch if its ac tuator is broken Run maintenance item U031 and turn the duplex feedshift switch on and off manually Replace the duplex feedshift switch if indi cation of the corresponding switch on the touch panel is not dis played in reverse Run maintenance item U03...

Page 160: ...r conveying switch 2 if its actuator is broken Run maintenance item U031 and turn duplex paper conveying switch 2 on and off manually Replace duplex paper conveying switch 2 if indication of the corresponding switch on the touch panel is not displayed in reverse Check visually and replace the duplex eject switch if its actuator is broken Run maintenance item U031 and turn the duplex eject switch o...

Page 161: ...and off manually Replace the original switchback switch if indication of the corresponding switch on the touch panel is not displayed in reverse Remove any found Run maintenance item U244 and turn the DF timing switch on and off manually Replace the DF timing switch if indication of the corresponding switch on the touch panel is not displayed in reverse Run maintenance item U244 and turn the origi...

Page 162: ...lace the original switchback switch if indication of the corresponding switch on the touch panel is not displayed in reverse Run maintenance item U243 and select the original feed motor on the touch panel to be turned on and off Check the status and remedy if necessary Check visually and replace the deformed pulley Check visually and replace the deformed pulley Check visually and replace the defor...

Page 163: ...displayed as a code consisting of C followed by a number between 0040 and 7810 indicating the nature of the problem A message is also displayed requesting the user to call for service After removing the problem the self diagnostic function can be reset by turning safety switches 1 or 2 off and back on Figure 1 5 2 Service call code display 012345678901234 C2000 Call for service ...

Page 164: ...in the connector ter minals Defective main PCB or printer PCB Poor contact in the connector ter minals Defective main PCB or network scanner PCB Replace the network scanner PCB and check for correct operation Replace the main PCB and check for cor rect operation Turn safety switch 1 off and back on and run maintenance item U020 to set the con tents of the backup memory data again If the C0110 is d...

Page 165: ...n the connector ter minals Defective main PCB Defective side deck main PCB Poor contact in the connector ter minals Defective main PCB Defective finisher main PCB Defective main PCB DIMM installed incorrectly Defective DIMM Defective main PCB Check the connection of connectors CN13 on the main PCB and CN3 on the side deck main PCB and the continuity across the connector terminals Repair or replace...

Page 166: ...ector termi nals Check the connection of connectors CN2 on the main PCB and hard disk drive and the continuity across the connector termi nals Repair or replace if necessary Run U906 Resetting partial operation con trol to cancel partial operation control Run U024 HDD formatting without turning the power off to initialize the hard disk Replace the hard disk drive and check for correct operation if...

Page 167: ...motor Defective deck left lift motor Poor contact of the deck left lift motor connector terminals Defective deck left lift limit switch 2 Poor contact of the deck lift limit switch 2 connec tor terminals Replace the deck right lift motor Check for continuity across the coil If none replace the deck right lift motor Reinsert the connector Also check for con tinuity within the connector cable If non...

Page 168: ... contact in the lower limit de tection switch connector termi nals Defective lower limit detection switch Defective side deck main PCB Poor contact in the image forma tion motor con nector terminals Defective image formation motor rotation control circuit Defective drive transmission sys tem Poor contact in the paper feed motor connector terminals Defective paper feed motor rota tion control circu...

Page 169: ...the side deck drive motor con nector terminals Defective side deck drive motor rotation control circuit Defective drive transmission sys tem Reinsert the connector Also check for con tinuity within the connector cable If none remedy or replace the cable Replace the paper conveying motor Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and r...

Page 170: ...or termi nals Defective polygon motor Defective power source PCB Defective engine PCB Check the connection of connector CN10 on the engine PCB and the continuity across the connector terminals Repair or replace if necessary Replace the scanner home position switch Replace the engine PCB or scanner drive PCB and check for correct operation Replace the scanner motor Replace the exposure lamp or inve...

Page 171: ...CB Leakage during main charging Defective high voltage trans former PCB Leakage during transfer separa tion charging Defective high voltage trans former PCB Poor contact in the image forma tion unit connector terminals Poor contact in the eraser lamp connector termi nals Defective eraser lamp Defective engine PCB Defective main PCB Replace the LSU Replace the main PCB and check for cor rect operat...

Page 172: ...potential sensor Defective engine PCB Defective high voltage trans former PCB Defective drum surface potential sensor Deteriorated main charger Grid or main charger shield is dirty Defective high voltage trans former PCB Defective engine PCB Reinsert the connector Also check for con tinuity within the connector cable If none repair or replace the cable Replace the drum surface potential sensor Rep...

Page 173: ...2BC D 1 This page is intentionally left blank ...

Page 174: ... Poor contact in the fixing unit thermistor con nector terminals Broken fixing unit thermistor Poor contact in the fixing unit thermistor con nector terminals Broken fixing unit thermistor wire Fixing unit ther mistor installed incorrectly Fixing unit ther mostat triggered Fixing heater M and S installed incorrectly Broken fixing heater M and S wire Replace the high voltage transformer PCB and che...

Page 175: ...rmi nals Poor contact in the humidity sen sor PCB connec tor terminals Defective external temperature ther mistor Defective external temperature ther mistor Defective humidity sensor PCB Check the connection of connectors CN17 on the main PCB and CN2 on the power source PCB and the continuity across the connector terminals Repair or replace if necessary Check if the zero crossing signal is output ...

Page 176: ... 8 One side of the copy image is darker than the other See page 1 5 35 9 Black dots appear on the image See page 1 5 36 10 Image is blurred See page 1 5 36 11 The leading edge of the image is consistently misaligned with the original See page 1 5 36 12 The leading edge of the image is sporadically misaligned with the original See page 1 5 37 13 Paper creases See page 1 5 37 14 Offset occurs See pa...

Page 177: ...es of the original and copy image when the DF is used See page 1 5 40 24 When the duplex unit is used the center of the original image and that of the copy image do not align See page 1 5 40 25 Toner scatters at the leading edge of the im age See page 1 5 40 1 23 There is a regular error between the trailing edges of the original and copy image when the DF is used See page 1 5 40 ...

Page 178: ...e connector terminals of the high voltage transformer PCB make poor contact D Defective engine PCB E Defective high voltage transformer PCB 2 Exposure lamp fails to light A The connector terminals of the exposure lamp make poor contact B Defective inverter PCB 2 No image appears entirely black Causes 1 No main charging 2 Exposure lamp fails to light Replace the main charger wire Clean the main cha...

Page 179: ...veloper 3 Dirty or deteriorated drum Causes 1 Deteriorated developer Causes Check procedures corrective measures 1 Deteriorated developer Check the number of copies made with the current developer If it has reached the specified limit replace the developer If the display shows the message requesting toner replenishment replace the cartridge Check the number of copies made with the current develope...

Page 180: ...y main charger wire 2 Defective exposure lamp Causes Check procedures corrective measures 1 Flawed drum 2 Dirty developing section 3 Leaking main charger housing 7 A black line ap pears laterally Causes 1 Flawed drum 2 Dirty developing section 3 Leaking main charger housing 8 One side of the copy image is darker than the other Causes 1 Dirty main charger wire 2 Defective exposure lamp Replace the ...

Page 181: ... glass 3 Deformed or worn cleaning blade Causes 1 Scanner moves erratically 2 Deformed press roller 3 Paper conveying section drive problem Causes Check procedures corrective measures 1 Scanner moves erratically 2 Deformed press roller 3 Paper conveying section drive problem Check if there is any foreign matter on the front and rear scanner rails If any remove it Replace the press roller see page ...

Page 182: ...tion and operation of the registration clutch bypass paper feed clutch and paper feed clutch 1 2 3 4 If any of them operates incorrectly replace it 14 Offset occurs 13 Paper creases Causes 1 Paper curled 2 Paper damp 3 Defective pressure springs Causes Check procedures corrective measures 1 Paper curled Check the paper storage conditions 2 Paper damp Check the paper storage conditions 3 Defective ...

Page 183: ...justed scanner center line 3 Original placed incorrectly 15 Image is partly miss ing Causes 1 Paper damp 2 Paper creased 3 Drum condensation 4 Flawed drum Causes Check procedures corrective measures 1 Paper damp Check the paper storage conditions 2 Paper creased Replace the paper 3 Drum condensation Clean the drum 4 Flawed drum Replace the drum see page 1 6 42 16 Fixing is poor Causes 1 Wrong pape...

Page 184: ...the installation position of the laser scanner unit see page 1 6 32 Adjust the installation position of the image scanning unit see page 1 6 33 Check the developing bias wire If there are any problems replace it Check if CN12 9 on the engine PCB goes low when maintenance item U030 is run If not replace the engine PCB Check if developing bias is output when there is no problem with the main PCB whi...

Page 185: ...original image and that of the copy image do not align Causes 1 Side registration section installed incorrectly Check procedures corrective measures Adjust the installation position of the side registration section Causes 1 Side registration section installed incorrectly 23 There is a regular error between the trailing edges of the original and copy image when the DF is used Causes 1 Misadjusted D...

Page 186: ...r brush or lower registration cleaner soiled with paper powder Check procedures corrective measures Vacuum clean the paper powder from the registration cleaner brush or lower registration cleaner Causes 1 Registration cleaner brush or lower registra tion cleaner soiled with paper powder 1 5 40 1 ...

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Page 188: ...oss the contacts If none replace the main switch Check for continuity If none remove the cause of blowing and replace the fuse Check for continuity across the contacts of each switch If none replace the switch With AC present check for 5 V DC at CN5 12 on the power source PCB and 24 V DC at CN1 2 If none replace the power source PCB Reinsert the connector Also check for continuity within the con n...

Page 189: ...ine PCB goes low If not replace the engine PCB Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check visually and replace the deck drive motor if necessary Run maintenance item U030 and check if the deck drive motor operates when CN16 6 on the engine PCB goes low If not re place the deck drive motor Run maintenance item U030 and chec...

Page 190: ...r continuity across the coil If none replace the fixing fan motor Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check for continuity across the coil If none replace eject fan motor 1 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check for continuity across the coil ...

Page 191: ...CN8 18 on the engine PCB right after drawer 3 is installed If not replace the engine PCB Check for continuity across the coil If none replace the deck left lift motor Reinsert 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 CN8 16 on the engine PCB right after drawer 4 is installed If not replace the engine P...

Page 192: ...lso check for continuity within the con nector cable If none remedy or replace the cable Run maintenance item U032 and check if CN18 A1 on the en gine PCB goes low If not replace the engine PCB Check for continuity across the coil If none replace feed low clutch 2 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Run maintenance item U...

Page 193: ...lace the engine PCB Check for continuity across the coil If none replace paper feed clutch 2 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Run maintenance item U032 and check if CN7 27 on the engine PCB goes low If not replace the engine PCB Check for continuity across the coil If none replace paper feed clutch 3 Reinsert the conne...

Page 194: ...low If not replace the engine PCB Check for continuity across the coil If none replace the deck feed clutch Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Run maintenance item U032 and check if CN26 14 on the en gine PCB goes low If not replace the engine PCB Check for continuity across the coil If none replace the bypass solenoid R...

Page 195: ...ector Also check for continuity within the con nector cable If none remedy or replace the cable Run maintenance item U033 and check if CN14 4 on the engine PCB goes low If not replace the engine PCB Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check for continuity If none replace the cleaning lamp If the cleaning lamp turns on whe...

Page 196: ...1 5 33 Replace the separation charger wire see page 1 6 48 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check the developing bias wire If there is any problem replace it Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if the developing bias is output when CN1 9...

Page 197: ... paper switch 1 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if CN7 25 on the engine PCB goes low when paper switch 2 is turned on with 5 V DC present at CN7 26 on the en gine PCB If not replace paper switch 2 Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Che...

Page 198: ...engine PCB goes low when the lower paper length switch is turned on If not replace the lower paper length switch Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if the levels of CN7 17 CN7 18 and CN7 19 on the en gine PCB change alternately when the width guide in drawer 2 is moved If not replace the lower paper width switch Re...

Page 199: ... on and off manually Replace the switch if indication of the corre sponding switch on the touch panel is not displayed in reverse Run maintenance item U031 and turn paper feed switch 4 on and off manually Replace the switch if indication of the corre sponding switch on the touch panel is not displayed in reverse Run maintenance item U031 and turn paper feed switch 5 on and off manually Replace the...

Page 200: ...nals If good replace the DF driver PCB Check for continuity across the coil If none replace the original conveying motor Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check for continuity across the original conveying motor coil and connector terminals If good replace the DF driver PCB Check for continuity across the coil If none r...

Page 201: ...con nector cable If none remedy or replace the cable Check if the original feed clutch operates when CN5 A5 on the DF driver PCB is low If it does replace the DF driver PCB Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check for continuity across the contacts of the switch If none when the switch is on replace DF safety switch 1 Re...

Page 202: ...along the paper conveying path is deformed or out of place Check if the scanner wire is loose The scanner motor malfunctions Check if the lower paper feed pulley is worn Check if the paper is curled Check if the surfaces of the following rollers are dirty with paper powder duplex upper lower registration rollers duplex upper lower conveying rollers and duplex upper lower eject rollers Check if the...

Page 203: ... the feedshift lower roller and feedshift pulley is correct 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 correctly paper feed clutches 1 2 3 4 feed low clutches 1 2 feed high clutches 1 2 feed clutches 3 4 5 deck feed clutch and bypass paper feed clutch Clean or replace the pre...

Page 204: ...ration pulley and the DF regis tration roller do not contact each other cor rectly Originals outside the specifications are used The surfaces of the DF forwarding pulleys DF original feed pulley or DF separation pul ley are dirty with paper powder The DF original feed pulley and the DF separation pulley do not contact each other correctly Check and clean them with isopropyl alco hol if they are di...

Page 205: ...s with bare hands or any object prone to static charge 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 Sanwa MD 180C Sanwa YX 360TR Beckman TECH300 Beckman DM45 Beckman 330 Beckman 3030 Beckman DM850 Fluke 8060A Arlec DMM1050 Arlec YF1030C Capable o...

Page 206: ...he 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 mode is entered The maintenance item is selected Maintenance mode is exited Repeat the same maintenance item Run another maintenance item No No Yes Yes ...

Page 207: ...fitting the pulleys of drawers 1 2 and 3 Procedure Removing the primary paper feed unit 1 Remove the screw holding the developing duct cover and disconnect the connector and then remove the cover 2 Remove the six screws holding the middle right cover and then the cover Figure 1 6 1 Figure 1 6 2 Figure 1 6 3 Connector Developing duct cover Middle right cover Right cover 3 Lift the right cover and r...

Page 208: ...over Support plate Confluence guide Primary paper feed unit Connector 5 Remove the screw and then remove the support plate and the confluence guide only when detaching and refitting the primary paper feed unit of drawer 1 or 2 6 Pull out the relevant drawer 7 Remove the three screws and the 8 pin connector and then remove the primary paper feed unit from the right side of the main unit of the mach...

Page 209: ... and pull the forwarding pulley shaft in the direction of the arrow and then remove the forwarding pulley When fitting the forwarding pulley ensure that the gear section engages Removing the upper paper feed pulley 10 Remove the two screws and then remove the paper feed clutch support plate and the bushing Forwarding pulley retainer Bushing Paper feed clutch support plate Stop ring Forwarding pull...

Page 210: ...e When fitting the upper paper feed shaft ensure that the notch of the paper feed clutch is inserted into the detent Figure 1 6 10 Figure 1 6 11 Removing the lower paper feed pulley 13 Remove the stop ring on the rear of the primary paper feed unit 14 Pull the lower paper feed shaft in the direction of the arrow and then remove the lower paper feed pulley 15 Refit all the removed parts Stop rings ...

Page 211: ...e the stop ring pull the forwarding pulley shaft in the direction of the arrow and then remove the forwarding pulley When fitting the forwarding pulley ensure that the gear section engages Deck conveying unit Stop ring Forwarding pulley shaft Forwarding pulley 2 Remove the pin raise the forwarding pulley retainer in the direction of the arrow and then remove it from the deck conveying unit Forward...

Page 212: ...ire saddle 7 Pull the upper paper feed shaft in the direction of the arrow and then remove the upper paper feed pulley When fitting the upper paper feed pulley put the end face with a silver ring to the front side of the machine When fitting the upper paper feed shaft ensure that the notch of the paper feed clutch is inserted into the detent Figure 1 6 15 Figure 1 6 16 Figure 1 6 17 Deck conveying...

Page 213: ...row Remove the springs from the side of the guide plate Figure 1 6 18 Figure 1 6 19 9 Remove the stop ring and pull the lower paper feed pulley shaft in the direction of the arrow and then remove the lower paper feed pulley 10 Refit all the removed parts Springs Lower paper feed pulley unit Lower paper feed shaft Stop ring Lower paper feed pulley ...

Page 214: ...t it 3 Disconnect the connectors of the bypass tray and then remove the tray 4 Remove the five screws holding the bypass paper feed unit and disconnect the connecter and then the unit Removing the bypass forwarding pulley 5 Remove the stop ring form the bypass forwarding pulley retainer 6 Pull the bypass forwarding pulley shaft in the direction of the arrow and then remove the bypass forwarding pu...

Page 215: ...e the bypass forwarding pulley retainer 10 Remove the stop ring gear spring pin and bushing on the front of the bypass paper feed unit 11 Pull the bypass paper feed shaft in the direction of the arrow and then remove the bushing and bypass upper paper feed pulley When fitting the bypass upper paper feed pulley put the blue end face to the front side of the machine Spring pin Gear Bushing Stop ring...

Page 216: ... then remove the bypass lower paper feed pulley unit 13 Remove the two stop rings and pull the joint shaft in the direction of the arrow and then remove the bypass lower paper feed pulley 14 Refit all the removed parts Joint shaft Stop ring Bypass lower paper feed pulley Bypass lower paper feed pulley unit Stop ring Screws Bypass paper feed unit ...

Page 217: ...istration cleaner brush and refit all the removed parts 4 Detaching and refitting the lower registration cleaner Follow the procedure below to clean or replace the lower registration cleaner Procedure 1 Open the front cover tilt the paper conveying unit release lever down and pull out the paper conveying unit 2 Remove the screw and pull the lower registration cleaner toward you to remove it 3 Repl...

Page 218: ...e 1 Remove the screw holding the conveying duct cover and then the cover 2 Remove the two screws holding the middle rear C cover and then the cover Figure 1 6 30 Figure 1 6 31 3 Replace the ozone filter and refit all the removed parts Middle rear C cover Conveying duct cover ozone filter ozone filter Middle rear C cover ...

Page 219: ... Enter 034 using the numeric keys Press the start key Press the interrupt 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 example 1 increase the value using the cursor up key For output example 2 decrease the value using the cursor down key RCL ON Leading edge...

Page 220: ... 1 6 36 U065 P 1 6 34 35 U407 U034 P 1 6 15 Yes No Start Enter maintenance mode Enter 407 using the numeric keys Press the start key Press the interrupt key Press the start key and make a test copy Is the leading edge registration correct Press the start key The new setting is stored Setting range 2 0 2 0 Initilal setting 0 Changing the value by 1 moves the leading edge by 0 1 mm Press the stop cl...

Page 221: ...ss the start key Press the interrupt key Press the start key to output a test pattern Is the image correct Press the start key The new setting is stored Press the stop clear key to exit maintenance mode End For output example 1 decrease the value using the cursor down key For output example 2 increase the value using the cursor up key Setting range initial setting LSU OUT 5 0 5 0 2 8 LSU OUT DUP 2...

Page 222: ... value by 1 moves the margin by 0 1 mm for all Select the items to be adjusted Are the margins correct Change the setting Increasing the value using the cursor up key makes the margin winder Decreasing the value using the cursor down key makes the margin narrower Press the interrupt key LEAD Printer leading edge margin A Printer left margin C Printer right margin TRAIL Printer trailing edge margin...

Page 223: ... DATA2 30 40 3 BYPASS DATA 30 40 25 DUPLEX DATA 30 40 18 Changing the value by 1 moves the amount of slack by 1 0 mm 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 adjusted Amount of slack in the paper at the registration roller DECK DATA Drawer 1 DECK DATA2 Drawer 2 BYPASS DATA Bypass tray ...

Page 224: ...0 70 BYP LOOP ADJ 0 200 0 Changing the value by 1 moves the amount of slack by 1 0 mm 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 Is the leading edge of the image missing or varying randomly copy example 1 Is the copy paper Z folded copy example 2 Increase the value using the cursor up key Press the start key ...

Page 225: ...care not to touch the shading plate or rear face of the contact glass remove the contact glass 4 Move the mirror 1 frame to the cutouts at the center of the machine When moving the mirror 1 frame do not touch the exposure lamp nor inverter PCB 5 Disconnect the exposure lamp connector from the inverter PCB 6 Remove the two screws holding the exposure lamp and then the lamp 7 Replace the exposure la...

Page 226: ...y and check the copy image If the image is incorrect perform the adjustments see pages 1 6 31 to 38 2 1 Detaching the scanner wires Procedure 1 Remove the DF 2 Remove the contact glass Figure 1 6 40 Figure 1 6 41 3 Remove the four screws holding the upper rear cover and then the cover 4 Remove the two screws holding the upper left cover and then the cover DF Upper rear cover Upper left cover ...

Page 227: ... 6 Open the front cover and pull out the image formation unit 7 Remove four screws holding the operation unit lower inner cover and then the cover 8 Remove the five screws and disconnect the three connectors and then remove the operation unit Operation unit lower inner cover Slit glass Connector Connectors Operation unit ...

Page 228: ...n the retainers from the mirror 1 lower frame 11 Remove the mirror 1 lower frame from the scanner unit 12 Remove the round terminal of the scanner wire from the scanner wire spring on the left side of the scanner unit 13 Remove the scanner wire Figure 1 6 45 Figure 1 6 46 Front wire retainer Rear wire retainer Mirror 1 upper frame Mirror 1 lower frame Scanner wire springs ...

Page 229: ...rom the rear toward the hole in the drum 7 Insert the locating ball on the scanner wire into the hole in the scanner wire drum 8 Wind the scanner wire a further five turns from the locating ball toward the machine front 9 Loop the scanner wire around the groove in the scanner wire pulley at the machine left winding from below to above 4 10 Loop the scanner wire around the front groove in the scann...

Page 230: ...rame and mirror 2 frame 20 While holding the scanner wire on the mirror 1 lower frame secure the wire retainers at the front and rear of the mirror 1 lower frame using the two screws for each 21 Retighten the two screws securing the mirror 2 frame 22 Remove the two screws holding each of the two frame securing tools and then the tools 23 Refit all the removed parts Figure 1 6 49 Wire retainer Fram...

Page 231: ...e Procedure 1 Remove the DF upper rear cover middle rear C cover developing duct cover upper right cover upper left cover and contact glass 2 Remove the operation unit see page 1 6 22 3 Remove the three screws and then remove the right scanner reinforcement 4 Disconnect the two connectors CN14 and CN15 on the main PCB 5 Disconnect the two connectors CN1 and CN6 on the scanner drive PCB Figure 1 6 ...

Page 232: ...anner drive PCB from the scanner unit 7 Remove the three screws holding the DF connector mount and then the mount 8 Remove the four screws with rubber mounts and then the scanner unit Figure 1 6 53 Figure 1 6 54 Figure 1 6 55 Wire saddle DF connector mount Scanner unit ...

Page 233: ...the LSU adjuster mount and then the mount 10 Remove the three screws and disconnect the three connectors and then the laser scanner unit 11 Replace the laser scanner unit and refit all the removed parts Connectors Connector Laser scanner unit LSU adjuster mount ...

Page 234: ... Procedure Detaching the ISU 1 Remove the contact glass 2 Remove the nine screws holding the ISU cover and then the cover Figure 1 6 57 Figure 1 6 58 Figure 1 6 59 3 Remove the four screws and disconnect the two connectors and then remove the ISU 4 Replace the ISU Refitting the ISU 5 Secure the ISU using the two positioning pins 6 Refit the ISU using four screws 7 Remove the two positioning pins 8...

Page 235: ...e registration vertical conveying slack amount P 1 6 19 20 first and then check the straightness of copy images Procedure Figure 1 6 60 Figure 1 6 61 Mirror 2 frame Screws Yes No Press the start key and make a test copy at 100 magnification Start Remove the contact glass Loosen the two screws and adjust the position of the mirror 2 frame For copy example 1 move the frame in the direction of the wh...

Page 236: ...nner unit Procedure Retighten the three screws and refit the contact glass Yes No Press the start key and make a copy at 100 magnification Start End Is the image correct Enter maintenance mode Enter 089 using the numeric keys Press the interrupt key Select 1dot LINE Press the start key Remove the contact glass Loosen the three screws and adjust the position of the laser scanner unit by rotating th...

Page 237: ...it the contact glass Remove the contact glass and adjust the lateral squareness of the ISU by rotating the pin For copy example 1 rotate the pin in the direction of the black arrow For copy example 2 rotate the pin in the direction of the white arrow Yes No Press the start key and make a test copy at 100 magnification Start End Is the image correct Place the original on the contact glass Correct i...

Page 238: ...he numeric keys Yes No Start End 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 6 Changing the value by 1 changes the magnification by 0 1 Increasing the value makes the image wider and decreasing it makes the image narrower For copy example 1 increase the value using the cursor up key For copy example ...

Page 239: ...er 065 using 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 0 Changing the value by 1 changes the magnification by 0 1 Increasing the value makes the image longer and decreasing it make the image shorter For copy example 1 increase the value using the cursor up key For copy...

Page 240: ...upt key Place an original and press the start key to make a test copy For copy example 1 decrease the value using the cursor down key For copy example 2 increase the value using the cursor up key Press the start key The new setting is stored Press the stop clear key to exit maintenance mode Setting range initial setting ADJUST DATA 20 20 10 ADJUST DATA2 20 20 0 Changing the value by 1 moves the le...

Page 241: ...justed Press the interrupt key Place 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 30 ADJUST DATA2 7 7 0 Changing the value by 1 moves the center line by 0 17 mm For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value...

Page 242: ...ss the start key to make a test copy Press the start key The new setting is stored Setting range initial setting Scanner left margin 0 10 0 2 0 Scanner leading edge margin 0 10 0 2 0 Scanner right margin 0 10 0 2 0 Scanner trailing edge margin 0 10 0 4 0 Changing the value by one moves the margin by 0 1 mm for all Select the item to be adjusted Are the margins correct Press the interrupt key A MAR...

Page 243: ...rger wire Keep the charger wire taut by stretching the charger spring Clean the main charger shield when replacing the charger wire Do not use organic solvents such as alcohol and thinner to clean the main charger shield Procedure 1 Open the front cover and pull out the image formation unit see page 1 6 44 2 Disconnect the two 2 pin connectors for the main charger cleaning motor and cleaning lamp ...

Page 244: ...he pulley of the main charger front housing as shown in the figure 10 Pass the wire through the notch of the main charger rear housing 11 Pass the charger wire through the V cut part of the charger retainer pin 12 Pull the charger wire so that the length of the charger spring is 14 and 16 mm then insert the charger retainer pin into the projection of the main charger rear housing and fix the charg...

Page 245: ...d Procedure 1 Remove the main charger grid see page 1 6 39 2 Open the hinge of the grid wire cleaning pad in the direction of the arrow 1 to remove from pin then remove the grid wire cleaning pad 3 Remove the two claws each sections indicated by round marks in the figure then remove the main charger wire cleaning pads 4 Refit all the removed parts Grid wire cleaning pad Pin Hinge Hinge Charger wir...

Page 246: ...ocedure 1 Remove the developing unit see page 1 6 44 2 Remove the main charger unit see page 1 6 39 3 Loosen the blade securing pin slide the blade release lever in the direction indicated by the arrow and tighten the blade securing pin 4 Remove the one screw each from the drum front and rear retainers and then the drum from the image formation unit Figure 1 6 75 Figure 1 6 76 Blade release lever ...

Page 247: ...r end at the machine rear 6 Refit all the removed parts 7 Enter the maintenance mode and run the following modes U110 Clearing the drum count value U111 Clearing the drum drive time U160 Applying toner to the cleaning blade 8 Pull out the image formation unit return the blade release lever to its original position and put the cleaning blade to the drum Figure 1 6 77 Drum rear retainer Drum front r...

Page 248: ...e formation left cover and then the cover Figure 1 6 78 Figure 1 6 79 3 Remove the three screws and disconnect the connector tilt the paper conveying unit release lever down and then pull out the image formation unit 4 Remove the two screws and open the image formation rail in the direction of the arrow Figure 1 6 80 Paper conveying release lever Connector Image formation unit Image formation rail...

Page 249: ... toner hopper to the right of the machine Figure 1 6 81 Figure 1 6 82 8 Remove the developing unit from the image formation unit 9 Check clean or replace the developing unit and refit all the removed parts When refitting the image formation unit be sure to reconnect the connector Connector Sub toner hopper Connector Shutter Developing unit ...

Page 250: ...he following adjustment if the image is abnormally dark or light Before starting this adjustment the correct amount of developer is present Procedure 1 Remove the developing unit see page 1 6 44 2 Loosen the hexagonal socket head screw on the front of developing sleeve using a hexagonal wrench 3 Turn the developing roller shaft using a straight screwdriver and referring to a scale until the distan...

Page 251: ...the center and ends of the developing unit housing the 0 50 mm gauge should go into the gap and the 0 55 mm one should not The smaller the distance the lighter the image the larger the distance the darker the image 4 Refit all the removed parts 5 After adjustment make a test copy to check for performance Figure 1 6 85 5 Detaching and refitting the developing duct filter Follow the procedure below ...

Page 252: ...harger housing The cut end of the charger wire must not protrude from under the charger wire retainer pin Use a clean undamaged tungsten charger wire Keep the charger wire taut by stretching the charger spring Clean the transfer charger shield when replacing the charger wire Do not use organic solvents such as alcohol and thinner to clean the transfer charger shield Procedure 1 Open the front cove...

Page 253: ...nt and rear of the transfer charger housing and stretch it 10 Insert the charger wire under the charger wire retainer pin into the hole at the front of the transfer charger housing The charger wire must be adjusted so that the charger spring stretches to 12 5 1 5 mm Cut off the excess wire under the charger wire retainer pin 11 Refit all removed parts Transfer charger front housing Not more than 2...

Page 254: ...seal Procedure 1 Remove the drum see page 1 6 42 2 Remove the four screws and disconnect the connector of the cleaning earth wire and then remove the cleaning unit 3 Remove the two screws holding each of the drum separation claw units and then the units 4 Remove the pulley spring and drum separation claw from the drum separation claw unit Drum separation claw units pulley Spring Drum separation cl...

Page 255: ...cleaning lower seal and then the seal When removing the cleaning lower seal take care not to lose the M3 retainer located on the housing side 6 Replace the drum separation claws and cleaning lower seal and refit all the removed parts Cleaning lower seal M3 retainer ...

Page 256: ...o not apply the cleaning blade to the drum and keep it released 5 Enter the maintenance mode and run U160 Applying toner to the cleaning blade 6 Pull out the image formation unit return the blade release lever to its original position and put the cleaning blade to the drum 3 Detaching and refitting the thrust gear Follow the procedure below to replace the thrust gear Procedure 1 Remove the cleanin...

Page 257: ...al and cleaning blade see pages 1 6 50 and 52 3 Remove the front and the rear cleaning seals from the cleaning housing 4 Remove the bushing sponge from the front of the cleaning housing 5 Remove an E ring a gear and a bushing from the front and the rear of the cleaning brush respectively 6 Remove the cleaning brush from the cleaning housing Figure 1 6 98 Figure 1 6 99 Figure 1 6 97 Front cleaning ...

Page 258: ... and bushing sponge Refit all the removed parts Attach the front and rear cleaning seals within the standard value range shown in the illustration Figure 1 6 100 Front cleaning seal Rear cleaning seal 0 5 mm 0 5 mm 0 5 mm 0 mm 0 mm 0 5 mm 0 mm 0 5 mm 0 mm 0 mm 0 5 mm 0 mm ...

Page 259: ...e eject cover 3 Remove the two screws holding the fixing unit and then the unit from the conveying unit 4 Check or replace the fixing unit and refit all the removed parts 2 Detaching and refitting the fixing heaters M and S Follow the procedure below to replace the fixing heaters M and S Procedure 1 Remove the fixing unit 2 Remove the two screws holding the fixing front cover and then the cover Fi...

Page 260: ...eater M and S from the rear of fixing unit 6 Replace the fixing heater M and S and all the removed parts When replacing the fixing heater M and S alone remove the screw from the junction portion When fitting the fixing heater M and S connect the connectors to those with the corresponding colors respectively Figure 1 6 103 Figure 1 6 104 Figure 1 6 105 Screw Fixing heater M and S Connectors Heater ...

Page 261: ...rew holding each on the front and rear of fixing unit and then open the fixing unit 2 Loosen the one screw holding each of the heat roller retainers on the front and rear of fixing unit 3 Remove the heat roller from the fixing unit Figure 1 6 107 Figure 1 6 106 Fixing unit Screw Screw Heat roller Heat roller retainer Heat roller retainer ...

Page 262: ...and bushing from the front of the heat roller and then remove the circlip gear bearing and bushing from the rear 5 Replace the heat roller and all the removed parts Figure 1 6 108 Bearing Circlip Heat roller Bushing Bushing Gear Bearing Circlip ...

Page 263: ...e the heat roller see page 1 6 57 2 Remove the screw holding the guide plate and then the plate 3 Remove the press roller from the fixing unit 4 Remove the E ring on either the front or rear end of the press roller and pull out the press roller shaft 5 Replace the press roller and all the removed parts Guide plate press roller E ring Press roller shaft Press roller E ring ...

Page 264: ...cleaning roller Procedure 1 Remove the press roller see page 1 6 59 2 Remove the lower cleaning roller from the fixing unit 3 Remove the bushings on the front and rear end of the lower cleaning roller 4 Replace the lower cleaning roller and all the removed parts Figure 1 6 112 Lower cleaning roller Bushing Bushing ...

Page 265: ...mistor Procedure 1 Remove the fixing unit see page 1 6 55 2 Remove the two screws holding the fixing upper cover and then the cover 3 Remove the screw holding the fixing unit thermistor and disconnect the connector and then remove the thermistor 4 Check or replace the fixing unit thermistor and all the removed parts Fixing upper cover Connector Fixing thermistor ...

Page 266: ...55 2 Remove the two screws holding the fixing upper cover and then the cover see page 1 6 61 3 Remove the two screws holding the fixing web roller unit and then the unit Figure 1 6 115 4 Press the fixing web roller in the direction of the arrow to remove it 5 Replace the fixing web roller and all the removed parts Figure 1 6 116 Fixing web roller unit Fixing web roller ...

Page 267: ...pen the eject cover 3 Remove the screw holding the thrust pin and then the pin 4 Remove the two screws holding the holder and then the holder Remove the heat roller separation claw unit 5 Remove the spring from heat roller separation claw 6 Loosen the screw holding the retainer and pull out the separation claw shaft 7 Replace the heat roller separation claw and all the removed parts Heat roller se...

Page 268: ...x unit and then the unit from the machine Figure 1 6 119 3 Remove the four screws holding the duplex cover and then the cover 4 Remove the stop ring and then the duplex joint gear 5 Remove the two screws holding the duplex upper entry guide and then the guide Figure 1 6 120 6 Clean the duplex switchback rollers 7 Refit all the removed parts Figure 1 6 121 Duplex upper entry guide Duplex joint gear...

Page 269: ...cover and then the cover 3 Loosen the screw securing the duplex eject switching solenoid 4 Adjust the position of the duplex eject switching solenoid so that the gap between the switchback feedshift guide and the duplex refeed guide is between 2 5 and 3 0 mm when the plunger of the duplex eject switching solenoid is pushed solenoid on 5 Tighten the screw of the duplex eject switching solenoid 6 Re...

Page 270: ...n keys Press the start key The new setting is stored Press the stop clear key to exit maintenance mode Setting range initial setting FWD CL OFF 0 254 160 FWD CL OFF2 0 254 110 DUP CL OFF 0 254 50 REV CL OFF 0 254 132 Increasing the value makes the on off timing of the clutch later and decreasing it make the timing earlier Select the item to be adjusted End 1FWD CL OFF Duplex forwarding clutch off ...

Page 271: ...hing the DF feed pulley 6 Remove the stop ring at the machine front and then remove the bushing 7 Remove the stop ring at the machine rear 8 Pull out the front original feed shaft toward the rear side of the machine and slide the bushing 9 Remove the DF feed pulley from the front original feed shaft 10 Clean or replace the DF forwarding pulley and the DF feed pulley 11 Refit all the removed parts ...

Page 272: ... 1 Open the DF original reversing cover 2 Remove the DF front and rear covers 3 Remove the two screws holding the upper original feed cover and then the cover 4 Remove the four connectors and then remove the wires from the two wire clamps Upper original feed cover Screws Figure 1 6 124 1 Wire clamps Connectors Connectors Figure 1 6 124 2 1 6 67 1 ...

Page 273: ...t 6 Remove the screw and then remove the feed guide pin 7 Remove the E ring and then the original feed clutch 8 Remove the E ring and then remove the bushing Screws Screw Feed guide pin Solenoid bracket Figure 1 6 124 3 E ring E ring Original feed clutch Bushing Figure 1 6 124 4 1 6 67 2 ...

Page 274: ...ate and then the plate 11 Remove the two screws holding the original feed lift and then the lift 12 Remove the screw holding the separation guide and then the guide Screw Screw Registration guide Upper original feed guide plate Figure 1 6 124 5 Screw Separation guide Screw Screw Original feed lift Figure 1 6 124 6 1 6 67 3 ...

Page 275: ...e the stopper and torque limitter from the separation shaft and then remove the DF separation pulley 15 Clean or replace the DF separation pulley 16 Refit all the removed parts DF separation pulley Separation pulley arms Stopper Separation shaft Torque limitter Figure 1 6 124 7 1 6 67 4 ...

Page 276: ...enance mode Enter 070 using the numeric keys Press the start key Press the interrupt key Place an original on the DF and make a test copy For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value using the cursor down key Press the start key The new setting is stored Press the stop clear key to exit maintenance mode Setting range 25 25 Initial setting 1 Ch...

Page 277: ...ginal on the DF and make a test copy Is the image correct Press the start key The new setting is stored Setting range initial setting DATA 1 sided mode 39 39 8 DATA front in 2 sided mode 39 39 8 DATA rear in 2 sided mode 39 39 7 Changing the value by 1 moves the center line by 0 17 mm For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value using the curs...

Page 278: ...riginal Copy example 1 Copy example 2 Yes No Start Enter maintenance mode Enter 071 using the numeric keys Press the start key Select LEAD EDGE ADJ Press the interrupt key Place an original on the DF and make a test copy Is the image correct Press the start key The new setting is stored Setting range 32 32 initial setting 10 Changing the value by 1 moves the leading edge by 0 19 mm Increasing back...

Page 279: ... Place an original on the DF and make a test copy Is the image correct Press the start key The new setting is stored Setting range 32 32 initial setting 15 Changing the value by 1 moves the trailing edge by 0 19 mm Increasing backward and decreasing it moves the image forward For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value using the cursor down k...

Page 280: ...rt key Place an original on the DF and make a test copy Press the start key The new setting is stored Setting range initial setting DF left margin 0 10 0 1 5 DF leading edge margin 0 10 0 3 0 DF right margin 0 10 0 2 0 DF trailing edge margin 0 10 0 4 0 Changing the value by one moves the margin by 0 1 mm for all Select the item to be adjusted Are the margins correct Press the interrupt key A MARG...

Page 281: ... Compact Flash in a notch hole of the copier Insert it straight all the way into the machine with the front side facing the rear of the machine If the main switch is turned of when the CompactFlash is not properly inserted the PCB may be damaged 4 Insert the power plug and turn the main switch on The Energy saver key and the Start key will blink alternately and firmware upgrade operation will star...

Page 282: ...ree variable resistors VR The variable resistors listed below are set at the factory prior to shipping and cannot be adjusted in the field High voltage transformer PCB VR101 VR102 VR201 VR301 VR302 VR401 VR402 VR403 Inverter PCB VR1 ...

Page 283: ...m with the drawer operating plate for making paper come into contact with the forwarding pulley and the paper feed mechanism with the forwarding pulley for pulling out paper from the drawer the upper paper feed pulley and so on Figure 2 1 1 Paper feed section 1 1 Upper paper feed pulley 2 Lower paper feed pulley 3 Forwarding pulley 4 Upper paper feed housing 5 Lower paper feed housing 6 Paper swit...

Page 284: ...ting up angle into 2 bit digital data by dividing the angle into four levels and outputs the data as paper level detection signals UPLESW1 UPLESW2 The engine PCB EPCB judges the amount of paper remaining with four levels of full 3 4 1 2 and 1 4 based of the UPLESW1 and UPLESW2 signals and judges also exhaustion of paper when paper switch 1 PSW1 is not turned on even if the lift limit switch LILSW1...

Page 285: ...er 3 Front registration guide 4 Upper registration guide 5 Registration switch RSW 6 Lower feed roller 7 Upper feed roller 8 Upper right feed guide 9 Paper feed switch 1 PFSW1 0 Upper left feed guide Lower right feed guide Vertical paper conveying roller A Right feed pulley Paper feed switch 2 PFSW2 ...

Page 286: ...CB CN3 B2 CN20 4 CN20 7 CN20 10 CN7 11 CN7 9 CN7 6 CN7 14 CN7 1 2 3 CN18 A1 CN18 A4 CN18 B1 CN18 A8 CN18 B3 CN20 13 CN7 27 CN7 25 CN7 22 CN7 16 CN7 17 18 19 CN18 B5 CN18 A6 Drawer 1 Drawer 2 PFCL2 PSW2 PWSW L PLSW L PFSW4 LILSW2 Figure 2 1 5 Paper feed section block diagram paper feed section of drawers 1 and 2 ...

Page 287: ...feed clutch 3 FCL3 turns on 128 ms after paper feed switch 3 PFSW3 turns on feed high clutch 2 FCL2 H turns on 56 ms after paper feed switch 2 PFSW2 turns on feed high clutch 1 FCL1 H turns on and paper feed switch 1 PFSW1 turns on 163 ms after the paper turns paper feed switch 4 PFSW4 off paper feed clutch 2 PFSW2 turns off 58 ms after paper feed switch 3 PFSW3 turns off feed clutch 3 FCL3 turns ...

Page 288: ...k right paper conveying roller Deck upper paper conveying pulley Deck upper paper conveying pulley Deck upper paper conveying guide Deck lift limit switch 1 DLILSW1 Deck paper switch 1 DPSW1 Deck left paper conveying roller Deck lower paper feed guide Deck upper paper feed guide Deck left paper conveying stay Deck lift plate Deck base A Deck base B ﬁ Deck right paper level switch 1 DPLSW1 R ﬂ Deck...

Page 289: ...g pulley for pulling out paper from the drawer an upper paper feed pulley and so on RCL RSW FCL1 H FCL2 H FCL2 L FCL1 L FCL3 PFSW3 PFSW5 PFSW6 FCL5 PFSW1 PFSW2 PFCL3 DPSW1 DLILSW1 FCL4 PFSW4 EPCB CN3 B2 CN20 4 CN20 7 CN20 10 CN8 7 CN8 5 CN8 2 CN18 B7 CN20 19 CN18 A1 CN18 A4 CN18 B1 CN18 A8 CN18 B3 CN20 13 CN20 16 CN18 B5 CN18 A6 Drawer 3 Figure 2 1 7 Drawer 3 block diagram ...

Page 290: ...on 128 ms after paper feed switch 4 PFSW4 turns on feed clutch 3 FCL3 turns on 128 ms after paper feed switch 3 PFSW3 turns on feed high clutch 2 FCL2 H turns on 56 ms after paper feed switch 2 PFSW2 turns on feed high clutch 1 FCL1 H turns on and paper feed switch 1 PFSW1 turns on 58 ms after the paper turns paper feed switch 6 PFSW6 off and then turns paper feed switch 5 PFSW5 off feed clutch 5 ...

Page 291: ... feed pulley and so on Also a paper conveying section for conveying paper horizontally is provided PFCL4 DPSW2 DPCSW2 DFCL DPCSW1 DLILSW L Drawer 4 RCL RSW FCL1 H FCL2 H FCL2 L FCL1 L FCL3 PFSW3 PFSW5 PFSW1 PFSW2 FCL4 PFSW4 EPCB CN3 B2 CN20 4 CN20 7 CN20 10 CN18 A1 CN18 A4 CN18 B1 CN18 A8 CN18 B3 CN20 13 CN20 16 CN18 B5 CN18 A6 CN26 12 CN26 17 CN26 5 CN26 14 CN26 2 CN26 8 Figure 2 1 8 Drawer 4 blo...

Page 292: ...er paper feed switch 5 PFSW5 turns on feed clutch 4 FCL4 turns on 128 ms after paper feed switch 4 PFSW4 turns on feed clutch 3 FCL3 turns on 128 ms after paper feed switch 3 PFSW3 turns on feed high clutch 2 FCL2 H turns on 56 ms after paper feed switch 2 PFSW2 turns on feed high clutch 1 FCL1 H turns on and the paper is conveyed to the position where paper feed switch 1 PFSW1 turns on 125 ms aft...

Page 293: ...en deck lift limit switch 1 DLILSW1 is turned off as the paper on the lift is used for copying the deck lift is raised until the deck right lift motor DLM R turns on again and the leading edge of the paper turns deck lift limit switch 1 DLILSW1 on When the drawer is pulled out from the copier for loading paper or other purposes the lift drive shaft is released from the coupler of the deck right li...

Page 294: ... off based on the shielding plate mounted to the lift The engine PCB EPCB detects the level below which the actuator turns the switches on or no switch on when the deck right lift motor DLM R rises and judges the rising level of the lift paper level with four levels The PCB judges also exhaustion of paper when deck paper switch 1 DPSW1 is not turned on even if deck lift limit switch 1 DLILSW1 is t...

Page 295: ... bypass lower paper feed pulley prevents multiple sheets from being fed at one time by the torque limiter Figure 2 1 13 Bypass paper feed section 1 Upper bypass guide 2 Bypass upper paper feed pulley 3 Bypass paper switch BYPPSW 4 Bypass forwarding pulley 5 Bypass table 6 Bypass paper size length switch BYPPLSW 7 Bypass paper size width switch BYPPWSW RCL RSW FCL1 H FCL1 L PFSW1 BYP SOL BYP PSW BY...

Page 296: ...ss upper and lower paper feed pulleys rotate to start primary paper feed 90 ms later feed low clutch 1 FCL1 L turns on d 90 ms after the bypass solenoid BYPSOL turns on the bypass solenoid BYPSOL turns off to lower the bypass lift guide to return to the paper feed standby position e 100 ms after the paper turns the registration switch RSW on the bypass paper feed clutch BYPPFCL and feed low clutch...

Page 297: ...the main charger cleaning motor MCCM main charger cleaning pad and so on for automatic cleaning of the charger wire Figure 2 1 15 Main charging section Figure 2 1 16 Main charger unit 1 Main charger base 2 Main charger shield 3 Main charger grid 4 Main charger wire Tungsten wire 5 Main charger cleaning motor MCCM 6 Drum 7 Drum surface potential sensor DSPS 1 Main charger rear housing 2 Main charge...

Page 298: ... chart 2 1 5 Main charging a 250 ms after the start key is pressed the image formation motor IFM turns on to start machine drive b 100 ms after the image formation motor IFM turns on the MC REM signal turns on high voltage is applied to the main charger from the high voltage transformer PCB HVTPCB and main charging starts c The potential stage dropping control of main charging is triggered when th...

Page 299: ...re 2 1 18 Optical section 1 Mirror 1 frame 2 Mirror 2 frame 3 Mirror 1 4 Mirror 2 5 Mirror 3 6 Exposure lamp EL 7 Image scanning unit 8 Lens 9 Laser scanner unit LSU 0 CCD PCB CCDPCB Scanner motor SM Scanner home position switch SHPSW Original detection switch ODSW Original size detection sensor 1 OSDS1 Original size detection sensor 2 OSDS2 ISU cover For inch models only ...

Page 300: ...he mirror 2 frame is half the speed of the mirror 1 frame When the DF is used the mirror 1 and 2 frame stop at the DF original scanning position to start scanning OSDS2 CN4 2 CN7 3 CN10 15 CN1 2 CN7 6 CN5 2 CN2 1 3 4 6 CN2 1 CN2 4 CN1 6 CN14 CN7 CN8 CN9 CN15 CN1 5 CN3 1 CN3 2 SMPCB SHPSW INPCB MPCB CCDPCB EPCB CN1 CN1 SM SHPSW OSDS1 EL ODSW Original Drum LSU CN10 14 CN1 3 EL ON REM CN10 13 CN1 4 S...

Page 301: ...tion d 110 pulses after the scanner home position switch SHPSW turns on the scanner motor SM turns off and the scanner stops at its home position 2 Image printing The image data scanned by the CCD PCB CCDPCB is processed on the main PCB MPCB and transmitted as image printing data to the laser scanner unit LSU By repeatedly turning the laser on and off the laser scanner unit forms a latent image on...

Page 302: ... sensor mirror Directs a laser beam to the BD sensor to generate the horizontal sync signal 8 Cylindrical correcting lens Corrects for the deviation of the laser beam reflected by the BD sensor mirror 9 BD sensor Detects the laser beam reflected by BD sensor mirror and sends the detection signal to the main PCB MPCB The main PCB MPCB uses this signal to determine the horizontal scanning signal tim...

Page 303: ...motor according to the toner sensor output voltage and supplies toner in the toner hopper to the developing unit The toner hopper unit is attached to the developing unit side machine front Developing unit Developing unit Toner hopper unit Figure 2 1 24 Developing section 1 Doctor blade 2 Developing magnet 3 Left developing spiral 4 Middle developing spiral 5 Right developing spiral 6 Toner sensor ...

Page 304: ...d by the doctor blade the developing result is affected by the position 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 magnet to provide image contrast Developing magnet Doctor blade A S2 N3 S1 N1 N2 43 5 59 85 5 74 5 Poles on the developing magnet N1 830 10 4 N2 630 ...

Page 305: ...TNS Drum TAM TDLS TFM Figure 2 1 26 Developing section block diagram 150 ms 600 ms DB REM IFM Start key On Timing chart 2 1 7 Operation of developing bias a 150 ms after the start key is pressed the DB REM signal turns on to apply the developing bias to the developing roller b 600 ms after the image forming motor IFM turns off the DB REM signal turns off ...

Page 306: ...feed motor TFM turns on to feed toner b When the toner sensor output voltage exceeds the toner empty detection level the toner being fed message appears and forced toner feed is conducted for up to 5 minutes c When the toner sensor output voltage drops to the toner empty reset level the toner being fed message disappears d When the toner sensor output voltage drops to the toner control level the t...

Page 307: ...eed motor TFM Continuously turned on Toner agitation motor TAM Continuously turned on When the toner sensor output voltage is larger than the toner control level plus 20 Toner feed motor TFM Turned on for 1 5 s and turned off for 0 5 s Toner agitation motor TAM Turned on for 1 5 s and turned off for 0 5 s When the toner sensor output voltage is larger than the toner control level plus 14 Toner fee...

Page 308: ...e on the toner sensor output characteristic Therefore the toner control level is corrected based on the absolute humidity level detected by the humidity sensor PCB HUMPCB 3 5 3 0 0 1 4 3 1 11 4 22 7 35 8 Toner control level V Absolute humidity g m3 The above correction is for when TARGET of U154 is 154 Figure 2 1 28 Toner control level absolute humidity correction ...

Page 309: ... securely the paper that has been separated from the drum The paper conveying section consists of the paper conveying belt assembly the paper conveying motor PCM and so on The paper that passes through the transfer separation section is conveyed to the fixing section with the paper conveying belt Holes are provided on the paper conveying belt and the paper conveying fan motor PCFM attracts the pap...

Page 310: ... feed b 166 ms after the image ready signal turns on the registration clutch RCL turns on to start secondary paper feed c 155 ms and 220 ms after the registration clutch RCL turns on the TC REM signal and the SC REM signal turn on respectively and the transfer charging and the separation charging start respectively d 344 ms after the paper turns the registration switch RSW off the TC REM and SC RE...

Page 311: ...mpleted residual toner on the drum surface is removed first by the rotation of the cleaning brush and then by the cleaning blade The pre cleaning lamps 1 and 2 PCL1 PCL2 are provided on the front and rear ends of the drum respectively The LED light irradiates the drum ends to improve the cleaning performance on the drum ends Figure 2 1 31 Cleaning section 1 Cleaning blade 2 Cleaning cover 3 Cleani...

Page 312: ...Cleaning lamp Figure 2 1 33 Charge erasing section EPCB CN4 11 CL REM CL Drum Figure 2 1 34 Charge erasing section block diagram 150 ms 600 ms IFM CL Start key ON Timing chart 2 1 9 Charge erasing operation a 150 ms after the start key is pressed the cleaning lamp CL lights to remove the residual charge from the drum surface b 600 ms after the image formation motor IFM turns off the cleaning lamp ...

Page 313: ...parated from the heat roller and the press roller by their separation claws and is ejected out of the fixing section by the rotation of the fixing eject pulley and roller The fixing web roller in contact with the heat roller cleans the surface of the heat roller Figure 2 1 35 Fixing section 1 Fixing unit thermistor FTH 2 Fixing unit thermostat FTS 3 Fixing stay 4 Lower front fixing guide 5 Fixing ...

Page 314: ...ain switch MSW is turned on the power relay PRY turns on b 1 s after the power relay PRY turns on fixing heater M FH M turns on to heat the heat roller c When the fixing temperature reaches the primary stabilization temperature 165 C 329 F the paper conveying motor PCM turns on 150 ms later the DB REM signal and the cleaning lamp CL turn on and 250 ms later the paper conveying motor PCM turns on t...

Page 315: ...tions EPCB CN3 A2 ESW FSSW FSSOL FDESW CN19 B6 CN3 A7 CN3 A8 CN3 A5 Figure 2 1 38 Feedshift and eject sections block diagram 1 Upper feedshift guide 2 Upper eject guide 3 Upper eject pulley 4 Eject roller 5 Feedshift guide 6 Lower left feedshift eject guide 7 Feedshift switch FSSW 8 Lower right feedshift roller 9 Lower right feedshift guide 0 Upper left feedshift roller Lower feedshift guide Eject...

Page 316: ... upper eject roller 4 Duplex upper confluence guide 5 Duplex lower confluence guide 6 Duplex lower eject roller 7 Duplex eject switch DUPESW 8 Duplex lower conveying roller 9 Duplex paper conveying switch 2 DUPPCSW2 0 Refeed roller Duplex lower registration roller Duplex paper conveying switch 1 DUPPCSW1 Switchback feedshift guide Duplex refeed guide Duplex feedshift switch DUPFSSW Refeed pulley D...

Page 317: ... DUPESSOL P DUPESSOL A CN6 3 CN6 4 CN6 12 CN6 11 CN6 5 CN6 2 CN6 9 CN6 10 DUPPRSOL P DUPPRSOL A CN6 6 DUPESSOL DUPFSSW DUPPCSW1 DUPPCSW2 DUPREVCL DUPFWDCL DUPESW DUPPRSOL DUPJSW EPCB Figure 2 1 40 Duplex section block diagram ...

Page 318: ...shift solenoid FSSOL turns off e 100 ms after the duplex feedshift switch DUPFSSW turns off the duplex forwarding clutch DUPFWDCL turns off f 50 ms after the duplex forwarding clutch DUPFWDCL turns off the duplex reversing clutch DUPREVCL turns on to rotate the duplex switchback roller in the reverse direction g 30 ms after the paper enters the duplex section and the duplex jam detection switch DU...

Page 319: ...OFM DFDPCB CN6 B5 CN5 B12 CN5 B13 CN5 A5 CN6 B2 CN5 B1 CN5 B6 OSSW Figure 2 1 42 Original feed section block diagram 1 Original table 2 DF forwarding pulleys 3 DF original feed pulley 4 DF separation pulley 5 DF original feed upper guide 6 DF original feed lower guide 7 Original stopper 8 DF registration pulley 9 DF registration roller 0 DF registration guide Original set switch OSSW Original feed...

Page 320: ...original forward b 298 OFM pulses after the leading edge of the original turns the original feed switch OFSW on the original feed clutch OFCL and original feed motor OFM turn off 20 ms later the rotation of the motor switches to the reverse direction and secondary original feed is performed by rotation of the DF registration roller c Simultaneously as the trailing edge of the original turns the or...

Page 321: ... to the original conveying section Figure 2 1 43 Original switchback section 1 Switchback pulley 2 Switchback roller 3 Switchback feedshift guide 4 Left switchback guide 5 Switchback guide 6 Original switchback switch OSBSW 7 Switchback feedshift solenoid SBFSSOL 8 Switchback pressure solenoid SBPSOL DFDPCB CN6 A5 CN5 B8 CN5 A2 CN5 A3 OSBSW SBPSOL SBFSSOL Figure 2 1 44 Original switchback section ...

Page 322: ... The switchback feedshift solenoid SBFSSOL then turns off allowing the switchback feedshift guide to return to the original position by which the path of the original is switched back to the original conveying section The now reversed original is carried to the original conveying section and the switchback pressure solenoid SBPSOL turns off releasing the switchback pulley to prevent an original ja...

Page 323: ... face of the original is complete the original is conveyed to the original switchback section again Figure 2 1 46 Original conveying section 1 Upper original conveying pulley 2 Upper original conveying roller 3 Lower original conveying roller 4 Front scanning pulley 5 Middle original conveying roller 6 Middle original conveying pulley 7 Eject pulley 8 Eject roller 9 Original conveying guide 0 Ejec...

Page 324: ... switchback pulley d When the trailing edge of the original turns the original switchback switch OSBSW off the switchback feedshift solenoid SBFSSOL turns off the switchback feedshift guide returns to the original position e 135 OFM pulses after the original switchback switch OSBSW turns off the original feed motor OFM turns off 100 ms later the original feed motor OFM rotates forward switching th...

Page 325: ...e original conveying motor OCM turns off d 135 OFM pulses after the original switchback switch OSBSW turns off the original feed motor OFM turns off e 100 ms after the original feed motor OFM turns off the motor starts rotating forward switching the rotational direction of the switchback roller The original in the original switchback section is then reversed and conveyed to the original conveying ...

Page 326: ...e transformer PCB HVTPCB Main charging Generates developing bias and high voltages for transfer 5 CCD PCB CCDPCB Reads the image off originals 6 Humidity sensor PCB HUMPCB Detects absolute humidity 7 Operation unit left PCB OPCB L Controls touch panel and LCD indication 8 Operation unit right PCB OPCB R Consists of the operation keys and display LEDs 9 Inverter PCB INPCB Controls the exposure lamp...

Page 327: ...paper feed start timing 9 Paper feed switch 1 PFSW1 Detects a paper misfeed in the converging section 10 Paper feed switch 2 PFSW2 Controls feed high low clutch 1 and detects a paper misfeed 11 Paper feed switch 3 PFSW3 Controls feed high low clutch 2 and detects a paper misfeed 12 Paper feed switch 4 PFSW4 Controls feed clutch 3 and detects a paper misfeed 13 Paper feed switch 5 PFSW5 Controls fe...

Page 328: ...witch 2 DPLSW2 R Detects the paper level in the drawer 3 35 Deck right paper level switch 3 DPLSW3 R Detects the paper level in the drawer 3 36 Deck left paper level switch 1 DPLSW1 L Detects the paper level in the drawer 4 37 Deck left paper level switch 2 DPLSW2 L Detects the paper level in the drawer 4 38 Deck left paper level switch 3 DPLSW3 L Detects the paper level in the drawer 4 39 Deck pa...

Page 329: ... drawer 3 lift 12 Deck left lift motor DLM L Drives drawer 4 lift 13 Main charger cleaning motor MCCM Cleans main charger wire and grid 14 Transfer charger cleaning motor TCCM Cleans transfer charger wire 15 Paper conveying fan motor PCFM Attracts paper towards the conveying belt 16 Cooling fan motor CFM Cools the machine interior 17 Eject fan motor 1 EFM1 Cools the machine interior around the fix...

Page 330: ...d clutch 1 PFCL1 Primary paper feed from the drawer 1 11 Paper feed clutch 2 PFCL2 Primary paper feed from the drawer 2 12 Paper feed clutch 3 PFCL3 Primary paper feed from the drawer 3 13 Paper feed clutch 4 PFCL4 Primary paper feed from the drawer 4 14 Deck feed clutch DFCL Controls the drive of deck feed roller 15 Duplex forwarding clutch DUPFWDCL Conveys paper forward 16 Duplex reversing clutc...

Page 331: ...g heater S FH S Heats the heat roller 8 Fixing unit thermostat FTS Prevents overheating in the fixing section 9 Fixing unit thermistor FTH Detects the heat roller temperature 10 Hard disk drive HDD Enables printing special purpose copying and Box management function 11 Power relay PRY Turns the AC power and 24 V DC power supplies to the fixing section on and off 12 Total counter TC Displays the to...

Page 332: ...ont Machine inside Machine rear 1 2 6 DF PCBs Figure 2 2 6 DF PCBs 1 DF driver PCB DFDPCB Controls electrical components of the DF 2 Original set LED PCB OSLEDPCB Indicates presence of originals on the DF or an original jam ...

Page 333: ...e DF original switchback cover is opened resets original misfeed detection 3 Original set switch OSSW Detects the presence of an original 4 Original feed switch OFSW Detects primary original feed end timing 5 Original switchback switch OSBSW Detects an original misfeed in the original switchback section 6 DF timing switch DFTSW Detects the original scanning timing 7 Original size length switch OSL...

Page 334: ...achine front Machine inside Machine rear 8 DF motors Figure 2 2 8 DF motors 1 Original feed motor OFM Drives the original feed and switchback sections 2 Original conveying motor OCM Drives the original conveying section ...

Page 335: ...feed solenoid OFSOL Operates the paper feed lift 2 Switchback feedshift solenoid SBFSSOL Operates the switchback feedshift guide 3 Eject feedshift solenoid EFSSOL Operates the eject feedshift guide 4 Switchback pressure solenoid SBPSOL Operates the switchback pulley 5 Original feed clutch OFCL Controls the drive of the DF original feed pulley ...

Page 336: ... 12 V DC D14 D12 A A B B FH S Over voltage over current detection circuit PC3 PC1 PC2 12 V DC output circuit IC5 3 3 V DC output circuit IC4 24 V DC output circuit IC2 5 2 V DC output circuit IC3 TR2 TR1 PT2 PT1 MSW Noise filter circuit L1 Noise filter circuit L2 TR3 PT3 FH M REM DH FH S REM Zero cross circuit Rectifier circuit PWM control circuit IC1 Figure 2 3 1 Power source PCB block diagram ...

Page 337: ...is fed back to PWM controller IC1 in the PWM control circuit via photocoupler PC2 PWM controller IC1 controls the switching duty width of switching FETs Q3 and Q4 based on the output voltage status producing a stable 24 V DC output The 5 2 V DC output circuit receives 24 V DC from the 24 V DC control circuit and outputs a stable 5 2 V DC via DC DC converter controller IC3 The 3 3 V DC output circu...

Page 338: ...2BC D 2 3 3 CN12 CN2 CN7 CN8 CN5 CN6 CN4 CN3 CN13 CN1 CN9 1 8 7 1 1 10 1 9 11 1 9 1 1 1 5 12 10 CN11 CN10 1 1 1 5 3 2 Figure 2 3 2 Power source PCB silk screen diagram ...

Page 339: ...pulse 8 FH M REM I 0 V 5 2 V DC FH M On Off 9 FH S REM I 0 V 5 2 V DC SH M On Off 1 24V O 24 V DC Power supply via fuse F201 for finisher 2 24V O 24 V DC Power supply via fuse F201 for finisher 3 24V O 24 V DC Power supply via fuse F201 for finisher 4 24V O 24 V DC Power supply via fuse F201 for finisher 5 24V O 24 V DC Power supply via fuse F201 for side deck 6 24V O 24 V DC Power supply via fuse...

Page 340: ...d Ground for MPCB 9 S G Ground Ground for MPCB 10 S G Ground Ground for MPCB 11 G 5V Ground Ground for MPCB 1 12V O 12 V DC Power supply for HDD 2 S G 12V Ground Ground for HDD 3 5V O 5 2 V DC Power supply for HDD 4 S G Ground Ground for HDD 1 LIVE OUT O 120 V AC or AC power source to MSW 220 240 V AC 3 I 120 V AC or AC power source via MSW 220 240 V AC 5 LIVE IN I 120 V AC or AC power source via ...

Page 341: ... 9 CCDPCB CN14 15 Image data OS1 2 3 4 256 kbit 2 Mbit INT1 XIO 1 XIO 4 Decorder INTXIO 1 INTXIO 4 TMOT CLK AC CONT TC CONT TONER CONT DB CONT Ladder GRID CONT Ladder PSOUT D A EPCB CN1 INTXIO 3 24 V OFF To XIO 5 IFM MOT CLK PCM MOT CLK XIO 3 XIO 2 INT0 3 UART UART HPSW DF TIMMIG SW DF REV SW DF FD SW DF CMOT Vref Ladder S MOT Vref Ladder Terminal I F CN30 Side deck CN13 Analog switch DF SIZE SP S...

Page 342: ...B19 B20 B1 B2 CN20 B1 B2 B29 B30 A29 A30 A1 A2 CN17 8 1 CN2 CN24 50 49 100 99 CN5 B2 B1 A2 A1 B20 B19 A20 A19 2 1 52 51 2 1 39 1 1 2 32 31 B50 B49 B40 B39 CN33 CN30 A1 CN7 CN23 B25 B26 A25 A26 B1 B2 A1 A2 1 4 2 1 4 3 B2 A50 A49 CN34 1 2 10 A1 A39 A40 A2 B1 B2 12 11 CN13 CN12 CN16 40 CN9 1 13 CN8 1 6 CN6 CN18 Figure 2 3 4 Main PCB silk screen diagram ...

Page 343: ... 5 2 V DC Buzzer On Off A2 X1 I 0 V to 5 V DC Touch panel detection voltage A3 Y1 I 0 V to 5 V DC Touch panel detection voltage A4 X2 O 0 V to 5 V DC Touch panel detection voltage A5 Y2 O 0 V to 5 V DC Touch panel detection voltage A6 LCD FRAME O LCD control signal A7 LCD LOAD O LCD control signal A8 LCD CP O 0 V 5 2 V DC pulse LCD drive clock A9 LCD VSS S G ground Ground for LCD OPCB L A10 LCD VD...

Page 344: ...M enable On Off 14 OFM CWB O 0 V 5 2 V DC OFM rotational direction switching signal 15 OCM CWB O 0 V 5 2 V DC OCM rotational direction switching signal 16 OCM CLK O 0 V 5 2 V DC pulse OCM drive clock pulse 17 OCM M3 O 0 V 5 2 V DC OCM drive control signal M3 18 CMOT Vref O 0 V 5 2 V DC OCM drive control signal 19 OCM M1 O 0 V 5 2 V DC OCM drive control signal M1 20 OCM M2 O 0 V 5 2 V DC OCM drive ...

Page 345: ...to 12 V DC CCDPCB control signal 3 OS1 I 0 V to 12 V DC CCDPCB control signal 4 OS1 I 0 V to 12 V DC CCDPCB control signal 5 OS3 I 0 V to 12 V DC CCDPCB control signal 6 OS3 I 0 V to 12 V DC CCDPCB control signal 7 OS4 I 0 V to 12 V DC CCDPCB control signal 8 OS4 I 0 V to 12 V DC CCDPCB control signal 9 N C Not used 10 12V O 12 V DC Power supply for CCDPCB 11 G analog Ground Analog ground for CCDP...

Page 346: ...hes and sensors Motors Buffer IC Main PCB Figure 2 3 5 Engine PCB block diagram The engine PCB EPCB transmits the status of each switch or sensor to the main PCB MPCB It also transmits drive control signals from the main PCB MPCB through buffer ICs to motors and clutches ...

Page 347: ...20 19 B2 B1 A40 A39 B40 B39 11 12 1 18 1 9 1 14 CN6 CN28 CN27 CN10 CN3 CN4 CN24 CN19 CN18 CN20 CN13 CN22 CN12 CN25 13 1 A8 B1 A7 B2 A2 B7 A1 B8 B2 B1 22 21 19 20 1 1 6 6 A8 A9 A1 A2 B1 B2 B9 B8 1 1 CN11 CN2 CN5 CN9 CN14 CN7 7 5 4 8 22 21 19 20 B8 B9 A8 A9 40 39 1 2 A2 A1 A1 B1 A10 B10 Figure 2 3 6 Engine PCB silk screen diagram ...

Page 348: ...verse rotation On Off B7 TCCM FWD O 0 V 12 V DC TCCM forward rotation On Off B8 FFM O 0 V 24 V DC FFM On Off B9 R24V O 24 V DC Power supply for FFM 1 TFM O 24 V 0 V AC TFM On Off pseudo 2 TFM O 24 V 0 V AC TFM On Off pseudo 3 TAM O 24 V 0 V AC TFM On Off pseudo 4 TAM O 24 V 0 V AC TFM On Off pseudo 5 MCCM FWD O 0 V 12 V DC MCCM forward rotation On Off 6 MCCM REV O 0 V 12 V DC MCCM reverse rotation...

Page 349: ... I 0 V 5 2 V DC PSW1 On Off 10 5V O 5 2 V DC Power supply for PSW1 11 PFCL1 O 0 V 24 V DC PFCL1 On Off 12 R24V O 24 V DC Power supply for PFCL1 13 S GND Ground Ground for PLSW U 14 PLSW U I 0 V 5 2 V DC PLSW U On Off 15 S GND Ground Ground for PLSW L 16 PLSW L I 0 V 5 2 V DC PLSW L On Off 17 PWSW L DIG0 I 0 V 5 2 V DC PWSW L 0 On Off 18 PWSW L DIG1 I 0 V 5 2 V DC PWSW L 1 On Off 19 PWSW L DIG2 I 0...

Page 350: ...ge 5 SM M1 O 0 V 5 2 V DC SM drive mode signal M1 6 SM M2 O 0 V 5 2 V DC SM drive mode signal M2 7 SM M3 O 0 V 5 2 V DC SM drive mode signal M3 8 NC 9 NC 10 SM CLK I 0 V 5 2 V DC pulse SM drive control clock 11 SM CWB O 0 V 5 2 V DC SM rotation direction switching signal 12 SM RET O 0 V 5 2 V DC SM drive control signal 13 SM ENABLE O 0 V 5 2 V DC SM drive Enable Not enable 14 EL ON REM O 5 2 V DC ...

Page 351: ...4 V DC IFFM On Off 13 G 24V Ground Ground for PM LSU 14 R24V O 24 V DC Power supply for PM LSU A1 CLOCK O 0 V 5 2 V DC pulse IFM drive control clock A2 LOCK ALM I 5 2 V 0 V DC IFM rotation status Normal Lock A3 IFM REM O 0 V 5 2 V DC IFM On Off A4 5V O 5 2 V DC Power source for IFM A5 S G Ground Ground for IFM A6 P G Ground Ground for IFM A7 P G Ground Ground for IFM A8 R24V O 24 V DC Power supply...

Page 352: ...upply for FCL1 H A4 FCL1 L O 0 V 24 V DC FCL1 L On Off A5 R24V O 24 V DC Power supply for FCL1 L A6 RCL O 0 V 24 V DC RCL On Off A7 R24V O 24 V DC Power supply for RCL A8 FCL2 H O 0 V 24 V DC FCL2 H On Off A9 R24V O 24 V DC Power supply for FCL2 H B1 FCL2 L O 0 V 24 V DC FCL2 L On Off B2 R24V O 24 V DC Power supply for FCL2 L B3 FCL3 O 0 V 24 V DC FCL3 On Off B4 R24V O 24 V DC Power supply for FCL...

Page 353: ...LSW2 L On Off 26 5V O 5 2 V DC Power supply for DPLSW2 L 27 G 5V Ground for DPLSW3 L 28 DPLSW3 L I 0 V 5 2 V DC DPLSW3 L On Off 29 5V O 5 2 V DC Power supply for DPLSW3 L 30 G 5V Ground for DPLSW1 R 31 DPLSW1 R I 0 V 5 2 V DC DPLSW1 R On Off 32 5V O 5 2 V DC Power supply for DPLSW1 R 33 G 5V Ground for DPLSW2 R 34 DPLSW2 R I 0 V 5 2 V DC DPLSW2 R On Off 35 5V O 5 2 V DC Power supply for DPLSW2 R 3...

Page 354: ...f and relays signals from the scanner home position switch SHPSW the original size detection sensor 1 OSDS1 the original size detection sensor 2 OSDS2 and the original detection switch ODSW The scanner motor SM is driven by turning the output for motor phase switch over on and off SM A SM _A SM B SM _B It is activated by the stepping motor driver IC processing the currently set reference signal SM...

Page 355: ...2BC D 2 3 20 CN1 CN7 CN5 3 1 1 6 CN2 1 6 CN6 3 1 CN4 1 1 6 16 Figure 2 3 8 Scanner drive PCB silk screen diagram ...

Page 356: ... SM drive pulse phase _A 1 EL ON O 0 V 24 V DC EL On Off 2 EL ON O 0 V 24 V DC EL On Off 3 24V O 24 V DC Power supply for INPCB 4 24V O 24 V DC Power supply for INPCB 5 G 24V Ground Ground for INPCB 6 G 24V Ground Ground for INPCB 1 5V O 5 2 V DC Power supply for SHPSW 2 SHPSW I 0 V 5 2 V DC SHPSW On Off 3 GND Ground for SHPSW 1 5V O 5 2 V DC Power supply for ODSW 2 ODSW I 0 V 5 2 V DC ODSW On Off...

Page 357: ...e 2 3 9 CCD PCB block diagram The CCD PCB CCDPCB receives clock signals SHIFT SHIFT CLK CLK RS RS CLP and CLP from the main PCB MPCB and based on these signals generates the CCD drive signal to drive CCD IC3 When clock signals are input the CCD IC3 outputs analog signals according to the set density of the image which are transmitted to the main PCB MPCB via the emitter follower circuits and diffe...

Page 358: ...PCB drive clock signal 9 5V I 5 2 V DC Power source from MPCB 10 5V I 5 2 V DC Power source from MPCB 11 5V I 5 2 V DC Power source from MPCB 1 OS2 O 0 V 12 V DC pulse CCDPCB control signal 2 OS2 O 0 V 12 V DC pulse CCDPCB control signal 3 OS1 O 0 V 12 V DC pulse CCDPCB control signal 4 OS1 O 0 V 12 V DC pulse CCDPCB control signal 5 OS3 O 0 V 12 V DC pulse CCDPCB control signal 6 OS3 O 0 V 12 V D...

Page 359: ...econdary stabilization fixing temperature 185 C 365 F Aging end Copying enabled MSW DB REM PCL1 REM PCL2 REM PRY CL REM MC REM CFM REM MSW On 3 s 1 s 2 s 20 s 20 s 100 ms 300 ms 600 ms CN13 5 FH M REM CN2 5 FH S REM CN2 6 MCCM FWD REM CN4 5 MCCM REV REM CN4 6 IFM CN15 A3 CN15 B3 PCM REM CN12 9 CN4 11 CN4 13 CN4 15 CN19 A3 250 ms CN12 12 150 ms ...

Page 360: ... 5 6 SHPSW CN4 2 SM Off Fwd rotation Scanner initialization SHPSW Off Original scanning operation A3 11 17 original magnification ratio 100 manual copy density control Rev rotation CN2 1 2 3 4 5 6 SHPSW CN4 2 SM Off Fwd rotation Rev rotation CN2 1 2 3 4 5 6 SHPSW CN4 2 FVSYNC signal 154 P 43 P 76 P 410 P 414 P 110 P 9921 P 154 P ...

Page 361: ... 1 2 original in single sided original mode Copier signal wait condition 298 P 5099 P Secondary original feed start Primary original feed end DF start OFM CN12 9 11 12 14 OCM CN12 13 15 16 18 OFSW CN12 22 OSBSW CN12 21 OFSOL A DFTSW CN12 10 OFSOL R CN12 7 OFCL CN12 5 CN12 29 ...

Page 362: ...n single sided original mode Secondary original feed start Start of primary feed for next original Primary original feed end DF start OFM OFSOL A CN12 10 OFSOL R CN12 7 OFCL CN12 5 DFTSW Copier signal wait condition 298 P 298 P 5099 P OSBSW CN12 9 11 12 14 OCM CN12 13 15 16 18 OFSW CN12 22 CN12 21 CN12 29 ...

Page 363: ...e Switchback operation start Switchback operation start Switchback operation end Switchback operation end Switchback operation end Switchback operation end Start of primary feed for next original Primary original feed end Primary original feed end DF start Copier signal wait condition OFM 100 ms 135 P 135 P 135 P 135 P OFSOL A CN12 10 OFSOL R CN12 7 OFCL CN12 5 CN12 9 11 12 14 OCM CN12 13 15 16 18...

Page 364: ...8 ms 100 ms 58 ms Image ready Secondary paper feed start Secondary paper feed start Image ready Start key On 500 ms 12 12 12 9 15 A3 15 B3 100 ms 100 ms 250 ms 150 ms 250 ms 600 ms 4 13 4 15 4 11 BYPPFCL BYPSOL FCL1 L ESW PFSW1 RSW RCL PFM MC REM DB REM IFM PCM PCL1 PCL2 CL Potential stage dropping Output off trigger 90 ms 90 ms 100 ms 300 ms TC REM SC REM 155 ms 155 ms 344 ms 344 ms 220 ms 220 ms...

Page 365: ...4 3 A2 20 4 3 B2 18 A6 16 5 12 12 12 9 15 A3 15 B3 4 13 4 15 4 11 PFCL1 7 11 FCL1 L FCL1 H 18 A1 FCL2 H 18 A8 FCL3 18 B3 ESW PFSW1 PFSW2 20 7 PFSW3 20 10 RSW RCL PFM MC REM DB REM IFM PCM PCL1 PCL2 CL 58 ms 50 ms 50 ms 166 ms 86 ms 86 ms 380 ms 12 3 TC REM 12 5 SC REM 155 ms 155 ms 344 ms 344 ms 220 ms 220 ms Image ready Secondary paper feed start Secondary paper feed start Image ready Start key O...

Page 366: ... ms 50 ms 128 ms 128 ms 250 ms 150 ms 250 ms 500 ms 600 ms Potential stage dropping 18 A4 3 A2 20 4 3 B2 18 A6 16 5 12 12 12 9 15 A3 15 B3 4 13 4 15 4 11 PFCL2 7 27 FCL1 L FCL1 H 18 A1 FCL2 H 18 A8 FCL3 18 B3 FCL4 18 B5 ESW PFSW1 PFSW2 20 7 PFSW3 20 10 PFSW4 20 13 RSW RCL PFM MC REM DB REM IFM PCM PCL1 PCL2 CL Start key On 70 ms 10 ms 166 ms 86 ms 380 ms 12 3 TC REM 12 5 SC REM 155 ms 344 ms 220 m...

Page 367: ...ms 58 ms 10 ms 58 ms 58 ms Secondary paper feed start Output off trigger 18 A4 3 A2 20 4 3 B2 18 A6 16 5 12 12 12 9 15 A3 15 B3 4 13 4 15 4 11 FCL1 L FCL1 H 18 A1 FCL2 H 18 A8 FCL3 18 B3 FCL4 18 B5 FCL5 18 B7 PFCL3 8 7 ESW PFSW1 PFSW2 20 7 PFSW3 20 10 PFSW4 20 13 PFSW5 20 16 PFSW6 20 19 RSW RCL PFM 16 6 DDM MC REM DB REM IFM PCM PCL1 PCL2 CL 166 ms 86 ms 380 ms 12 3 TC REM 12 5 SC REM 155 ms 344 m...

Page 368: ...ntial stage dropping Secondary paper feed start Output off trigger 18 A4 3 A2 20 4 3 B2 18 A6 16 5 12 12 12 9 15 A3 15 B3 4 13 4 15 4 11 FCL1 L FCL1 H 18 A1 FCL2 H 18 A8 FCL3 18 B3 FCL4 18 B5 FCL5 18 B7 DFCL 26 14 PFCL4 26 12 ESW PFSW1 PFSW2 20 7 PFSW3 20 10 PFSW4 20 13 PFSW5 20 16 DPCSW1 26 2 DPCSW2 26 5 RSW RCL PFM 16 6 DDM MC REM DB REM IFM PCM PCL1 PCL2 CL 166 ms 86 ms 380 ms 12 3 TC REM 12 5 ...

Page 369: ...per sources 1 6 17 U034 U034 test pattern 4 5 Registration clutch turning on timing secondary paper feed start timing Adjusting the leading edge registration printing adjust ment RCL ON To make an adjustment for duplex copying select RCL ON DUP 1 6 15 U034 U034 test pattern 6 LSU illumination start timing Adjusting the leading edge margin printing adjustment LEAD 1 6 18 U402 U402 test pattern 7 LS...

Page 370: ...ginal placed on the contact glass U072 For copying originals from the DF 1 6 37 1 6 69 U067 U072 Test chart Adjusting the original scan data image adjustment Adjusting the leading edge margin scanning adjust ment B MARGIN B MARGIN U403 For copying an original placed on the contact glass U404 For copying originals from the DF 1 6 38 1 6 72 U403 U404 Test chart Adjusting the original scan data image...

Page 371: ...y made Adjusting the DF magnification U070 Adjusting the DF leading timing U071 Adjusting the DF original center line U072 Adjusting margins for DF original reading U404 Image quality Item Specifications 100 magnification Copier 0 8 Using DF 1 5 Enlargement reduction Copier 1 0 Using DF 1 5 Lateral squareness copier mode Copier 1 5 mm 375 mm Using DF 2 5 mm 375 mm Lateral squareness printer mode 1...

Page 372: ...560 22 74 Sub hopper coupling COUPLING SUB HOPPER 33915540 30 3 Drum SET DRUM 2BC82020 8 24 Main charger unit PARTS ASS Y MAIN CHARGER SP 2BC93030 9 Charger wire cleaning pad MC CLEANING PAD ASS Y 2A068220 9 15 Grid wire cleaning pad GRID CLEANING PAD ASS Y 36768081 9 23 Charger wire WIRE MAIN CHARGER 2A068240 9 14 Main charger grid GRID ASS Y 2A068171 9 26 Cleaning lamp LAMP CLEANING LAMP 2AR2703...

Page 373: ... 5 Original conveying guide GUIDE CONVEYING 3AL08033 36 1 Original conveying pulley cover COVER CONVEYING PULLEY 3AL08302 36 4 Middle original conveying roller INNER ROLLER CONVEYING 3BC08150 36 19 Middle original conveying pulley INNER PULLEY CONVEYING 3AL08100 36 52 Eject pulley PULLEY EJECT 3AL08170 35 11 Switchback roller ROLLER LOOP 3AL10020 35 6 Eject pulley PULLEY EJECT 3AL08170 35 20 Eject...

Page 374: ...2BC D 1 2 4 16 This page is intentionally left blank ...

Page 375: ... forwarding pulley Clean or replace Every service Clean with alcohol or a dry cloth 1 6 10 Replace after feeding 300 000 sheets Bypass upper paper feed Clean or replace Every service Clean with alcohol or a dry cloth 1 6 10 Replace after feeding 300 000 sheets Bypass lower paper feed Clean or replace Every service Clean with alcohol or a dry cloth 1 6 10 Replace after feeding 300 000 sheets Regist...

Page 376: ...ery service Vacuum cover Developing unit Clean Every service Vacuum or clean with a dry cloth 1 6 46 upper seal Check and replace Replace if deformation waviness or break of the seal is found Seals and sponges Clean Every service Check for vacuum and breakage Gears Check Every service Check noise and the levels of wear Grease Every service Apply grease TMP1 200G Developing duct Clean Every service...

Page 377: ...ice Maintenance Section part location Method Maintenance cycle Points and cautions Page Fixing section Fixing unit Replace Every service 1 6 55 Heat roller Replace Every service 1 6 57 Press roller Replace Every service 1 6 59 Press roller separation Clean Every service claw Fixing unit thermistor Check and clean Every service Clean with alcohol check the 1 6 61 level of wear on contacting surface...

Page 378: ...ry cloth Lower original conveying Clean Every service Clean with alcohol or a dry cloth roller Upper original conveying Clean Every service Clean with alcohol or a dry cloth roller Upper original conveying Check or clean Every service Clean with alcohol or a dry cloth pulley if it is dirty Original conveying guide Clean Every service Clean with alcohol or a dry cloth Original conveying pulley Clea...

Page 379: ...Method Maintenance item contents Page U126 Setting of effective potential correction 1 4 33 U130 Initial setting for the developer 1 4 34 U160 Applying toner to the cleaning blade 1 4 38 U110 Checking clearing the drum count 1 4 32 U111 Checking clearing the drum drive time 1 4 33 U909 Checking clearing the fixing web count 1 4 69 U921 Checking clearing the waste toner box maintenance count value ...

Page 380: ...2BC D 1 2 4 22 This page is intentionally left blank ...

Page 381: ...tion aid guide plate Paper insertion aid guide plate 3B816900 M4 10 tap tight binding screw M4 10 tap tight binding screw B3314100 Connecting sponge Connecting sponge 3B803020 Simple finisher Name used in service manual Name used in installation guide Part No Upper merge guide Upper merge guide 2BD60010 Lower merge guide Lower merge guide 2BD60020 Interlock switch backstop Interlock switch backsto...

Page 382: ...17 21 21 19 20 25 26 02 02 02 15 15 27 27 17 21 21 19 20 25 26 25 Combination is possible Combination is NOT possible 01 Auto exposure adjustment is not available for the photo mode The text photo mode the text mode or manual exposure adjustment will be selected 02 Only the auto magnification selection mode is available That mode will be selected 03 Only same size 100 1 1 copying in the auto paper...

Page 383: ...5 B5 PCFM B6 B4 FIXING UNIT 3 A3 3 A4 A4 S GND WE SET SIG WE A2 A3 A3 A5 2 1 B9 B9 1 2 9 8 7 6 5 4 3 2 1 3 7 8 9 4 5 6 1 2 3 1 2 3 3 2 1 SET SIG WE 26 14 S GND WE PK PK B1 B9 26 9 A9 A9 4 1 2 3 3 4 1 2 EFM2 EFM1 19 B1 19 B2 EFM2 WE 2 1 1 2 15 B1 15 B2 15 B3 15 B4 15 B5 15 B6 15 B7 15 B8 15 B9 15 A1 15 A2 15 A3 15 A4 15 A5 15 A6 15 A7 15 A8 15 A9 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 1 10 1 2 3 4 5 6 7...

Page 384: ...le Illinois 60179 TEL 630 238 9982 FAX 630 238 9487 Western Region 14101 Alton Parkway Irvine California 92618 7006 TEL 949 457 9000 FAX 949 457 9119 Southeastern Region 1500 Oakbrook Drive Norcross Georgia 30093 TEL 770 729 9786 FAX 770 729 9873 Southwestern Region 2825 West Story Road Irving Texas 75038 5299 TEL 972 550 8987 FAX 972 570 4704 Dallas Parts Distribution Center National Training Cen...

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