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Kyocera KM-1650, Руководство по обслуживанию

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Kyocera KM-1650 Скачать руководство пользователя страница 123

2DA/2DB-1

1-4-54

1-4-2  Management mode

In addition to a maintenance function for service, the machine is equipped with a management function which can be oper-
ated by users (mainly by the machine administrator). In this management mode, settings such as default settings can be
changed.

(1) Using the management mode

Select [Job Accounting] and 
then press the enter key.

Enter the 

management code.

Press the system menu/counter key.

Execute job accounting items 
(page 1-4-55).

Select [Copy default] and then 
press the enter key.

Enter the 

management code.

Make copy default settings 
(page 1-4-56).

Select [Machine default] and 
then press the enter key.

Enter the 

management code.

Make machine default settings 
(page 1-4-58).

Select [Counter check] and 
then press the enter key.

Check the counter 
(page 1-4-60).

Select [Bypass setting] and 
then press the enter key.

Make bypass settings
(page 1-4-60).

Select [Print report] and then 
press the enter key.

Select the [End] and 
press the enter key.

Output the report (page 1-4-60).

Set the language (page 1-4-60).

Start

End

Select  [Language] and then 
press the enter key.

Содержание KM-1650

Страница 1: ...SERVICE MANUAL Published in June 05 2DA70763 Revision 3 KM 1650 2050 ...

Страница 2: ...URER 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 CON FORMÉMENT AUX INSTRUCTIONS DU FABRICANT ...

Страница 3: ...y Version Date Replaced pages Remarks 3 0 June 14 2005 1 3 6 1 3 11 1 3 13 1 4 2 1 4 3 1 4 4 1 4 12 1 4 13 1 4 20 1 4 22 1 4 23 1 4 25 1 4 33 1 4 37 1 4 52 1 5 18 1 6 11 1 6 16 1 6 18 1 6 25 1 6 35 1 6 36 2 4 7 2 4 8 ...

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

Страница 5: ...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 ...

Страница 6: ... 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 including danger and caution The specific point of attention is shown inside the symbol General warning Warning of risk of electric shock Warning of high temperature indicates a prohibited ...

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

Страница 8: ... carefully Always check that the copier is correctly connected to an outlet with a ground connection Check that the power cable covering is free of damage Check that the power plug is dust free If it is dirty clean it to remove the risk of fire or electric shock Never attempt to disassemble the optical unit in machines using lasers Leaking laser light may damage eyesight Handle the charger section...

Страница 9: ...r trapped wire and missing screws Check that 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 wel...

Страница 10: ...This page is intentionally left blank ...

Страница 11: ...5 1 3 11 Installing the scan system option 1 3 43 1 3 12 Installing the hard disk option 1 3 45 1 4 Maintenance Mode 1 4 1 Maintenance mode 1 4 1 1 Executing a maintenance item 1 4 1 2 Maintenance modes item list 1 4 2 3 Contents of the maintenance mode items 1 4 5 1 4 2 Management mode 1 4 54 1 Using the management mode 1 4 54 2 Setting the job accounting 1 4 55 3 Copy default 1 4 56 4 Machine de...

Страница 12: ...ot operate 1 5 35 12 The drawer paper feed clutch doesnot operate 1 5 36 13 The cleaning lamp does not turn on 1 5 36 14 The exposure lampdoes not turn on 1 5 36 15 The exposure lampdoes not turn off 1 5 36 16 The fixing heater does not turn on C6000 1 5 36 17 The fixing heater does not turn off 1 5 36 18 Main charging is notperformed 1 5 36 19 Transfer charging is not performed 1 5 37 20 No devel...

Страница 13: ...res 1 6 23 2 2 Fitting the scanner wires 1 6 25 3 Detaching and refitting the ISU reference 1 6 28 4 Detaching and refitting the laser scanner unit 1 6 29 5 Adjusting the longitudinal squareness reference 1 6 32 6 Adjusting magnification of the scanner in the main scanning direction 1 6 33 7 Adjusting magnification of the scanner in the auxiliary scanning direction 1 6 34 8 Adjusting the scanner l...

Страница 14: ...ections 2 1 17 2 1 8 Duplex section 2 1 18 1 Paper conveying operation in duplex copying 2 1 19 2 2 Electrical Parts Layout 2 2 1 Electrical parts layout 2 2 1 1 PCBs 2 2 1 2 Switches and sensors 2 2 2 3 Motors 2 2 4 4 Other electrical components 2 2 5 2 3 Operation of the PWBs 2 3 1 Power source PCB 2 3 1 2 3 2 Main PCB 2 3 4 2 3 3 Engine PCB 2 3 8 2 3 4 Printer board PCB 2 3 14 2 3 5 Operation u...

Страница 15: ...proximately 5 9 s or less A4 11 x 8 1 2 Warm up time Less then 20 s room temperature 23 C 73 4 F 50 RH Time for recovery from low power mode 10 s Time for recovery from sleep mode 20 s Paper feed system Automatic feed Capacity Drawers 300 sheets 80 g m2 100 sheets 90 105 g m2 Manual feed Capacity Bypass 50 sheets A4 11 x 8 1 2 or less 25 sheets A3 B4 11 x 17 8 1 2 x 14 Paper ejection system In mac...

Страница 16: ...ns Document processor paper feeder duplex unit finisher job separator key counter fax system network scanner hard disk and additional memory Printer functions Printing speed Same as copying speed First print time Approx 5 5 s A4 11 x 8 1 2 Resolution 300 dpi 600 dpi Fast 1200 mode Memory 64 MB standard Additional memory 32 MB 64 MB 128 MB and 256 MB Hard disk 340 MB 512 MB and 1 GB Applicable OS M...

Страница 17: ...er handle 9 Bypass tray 10 Support guide 11 Slider 12 Contact glass 13 Original size indicator plates 14 Left cover 15 Waste toner box 16 Toner container release lever 17 Toner container 18 Cleaner rod 19 Front cover 20 Power switch 21 Power switch cover 22 Handles for transport 23 Network interface connector 24 USB interface connector 25 Parallel interface connector 26 Memory card slot ...

Страница 18: ... indicator 14 Sort key and indicator 15 Staple key and indicator 16 Program key 17 Zoom key Left cursor key 18 Auto 100 key Down cursor key 19 Original Size key Up cursor key 20 Paper Select key Right cursor key 21 Enter key 22 Image quality mode select key 23 Auto Exposure key 24 Lighter key Darker key exposure display 25 Message display 26 Ready indicator 27 Data indicator 28 Attention indicator...

Страница 19: ...ection Figure 1 1 3 Machine cross section Light path Paper path 1 Paper feed section 2 Optical section 3 Drum section 4 Developing section 5 Transfer and separation section 6 Fixing section 7 Exit and switchback section 8 Duplex section ...

Страница 20: ...ear 32 6 Gear 25 7 Gear 25 8 Gear 20 9 Paper feed clutch gear 10 Gear 30 11 Gear 31 12 Gear 25 13 Gear 49 14 Gear 30 23 15 Developing gear 25 16 Developing gear 26 17 Fixing joint gear 29 18 Gear 40 19 Gear 40 20 Gear 88 34 21 Gear 40 22 Fixing joint gear 40 23 Coupling gear 24 Gear 50 25 Gear 60 26 Exit motor gear 27 Gear 43 20 ...

Страница 21: ...erature between 20 C 4 F and 55 C 131 F and at a relative humidity not higher than 90 RH Avoid abrupt changes in temperature and humidity Avoid exposure to any substance which is harmful to or may affect the quality of the drum Do not touch the drum surface with any object Should it be touched by hands or stained with oil clean it 1 2 2 Toner Store the toner in a cool dark place Avoid direct light...

Страница 22: ...se a surface capable of supporting the weight of the machine Place the machine on a level surface maximum allowance inclination 1 Avoid air borne substances that may adversely affect the machine or degrade the photoconductor such as mer cury acidic of alkaline vapors inorganic gasses NOx SOx gases and chlorine based organic solvents Select a room with good ventilation 6 Allow sufficient access for...

Страница 23: ...nd pins Install the original cover or the optional DP Connect the power cord Load paper Make test copies Output an own status report maintenance item U000 Exit maintenance mode Start Install the toner container Installing the toner maintenance item U130 Install the optional duplex unit Install the optional finisher or job separator End of installation ...

Страница 24: ...r case 5 Lower left pad 6 Lower right pad 7 Upper left pad 8 Upper right pad 9 Inner frame 10 Left spacer 11 Rear spacer 12 Rear pad 13 Skid 14 Belt 15 Eject sheet 16 Machine cover 17 Bar code labels 18 Top sheet 19 Original holder Asia and Oceania 20 Operation guide Cassette size sheet Paper protection bag Error code label Inspection report ...

Страница 25: ...er left pad 6 Lower right pad 7 Upper left pad 8 Upper right pad 9 Inner frame 10 Left spacer 11 Rear spacer 12 Rear pad 13 Skid 14 Belt 15 Eject sheet 16 Machine cover 17 Bar code labels 18 Top sheet 19 Original holder Asia and Oceania 20 Front pad 21 Operation guide Cassette size sheet Paper protection bag Error code label Inspection report ...

Страница 26: ...the ten tapes 16 ppm model Remove the fifteen tapes 20 ppm model Figure 1 3 2 2 Remove the two pins for light source unit Figure 1 3 3 Install the optional paper feeder Remove the tapes and pins Tapes Tapes Tape Tapes Tapes Tapes Tapes Tapes Tape Tapes Tape Tape 16 ppm model 20 ppm model Tape Pins ...

Страница 27: ...r plug into the wall outlet and turn the power switch on 1 Enter the maintenance mode by entering 10871087 using the numeric keys 2 Enter 130 using the numeric keys and press the start key 3 Select the EXECUTE using the up down cursor keys 4 Press the start key to execute the maintenance item Installation of toner starts and time minutes is indicated until the installation ends 5 When the installa...

Страница 28: ...253 Switching between double and single counts Double count U254 Turning auto start function on off ON U258 Switching copy operation at toner empty detection SINGLE MODE U260 Changing the copy count timing After ejection U264 Setting the display order of the date Month Day Year Inch specifications Day Month Year Metric specifications U277 Setting auto aplication change time 30 U326 Setting the bla...

Страница 29: ...ng insertion sections of the first paper feeder with the positioning pins at the rear part of the second paper feeder For 16 ppm model three paper feeders can be added For 20 ppm model two paper feeders can be added Figure 1 3 6 2 If a type of paper that is not included in the specifications for the standard sheet cas sette size is used replace the cassette size sheet indication with the supplied ...

Страница 30: ...at steps 2 and 3 until an adequate image is obtained Figure 1 3 8 1 Adjusting the center line 1 Run maintenance mode 034 Select ADJ LSU OUT TIMING and press the start key First optional cassette Select LSU T1 Second optional cassette Select LSU T2 Third optional cassette Select LSU T3 For models equipped with two standard cassettes adjust only LSU T2 and LSU T3 Press the Interrupt key to output th...

Страница 31: ...hat the projection is securely inserted into the hole and that the drawer heater does not move forward back ward or right left 4 Fit the ground plate to the drawer heater mounting plate using the M3 x 6 taptite S binding screw Figure 1 3 9 1 5 Insert the drawer heater mounting plate from the front side of the machine pass the drawer heater wire through the hole on the frame at the rear side of the...

Страница 32: ...de of the machine Figure 1 3 9 3 8 Connect the connector of the drawer heater wire to YC3 on the drawer heater PCB Put the drawer heater wire inside the paper feeder cover by bending 9 Refit all the removed parts Figure 1 3 9 4 Drawer heater mounting plate Fitting portion Fitting portion Positioning portion Drawer heater wire Drawer heater PCB YC3 1 3 8 2 ...

Страница 33: ...ower frame Figure 1 3 10 3 Place the DP on the MFP by fitting the pins into the holes at the hinge sections of the DP and sliding them toward the front side Figure 1 3 11 4 Secure the DP with the two TP Taptite chro mate screws M4 x 10 and the two screws that have been removed in step 1 Figure 1 3 12 Screw Screw Pin Pin Pin Hole Hole Pin DP Screw TP Taptite chromate screw M4 x 10 TP Taptite chroma...

Страница 34: ...k 1 Prepare an original on which 4 lines are drawn 15 mm from the edges and the center line is drawn 2 Set the original on the DP and make a test copy to check the copy image At this time set the paper guide for the origi nal table and drawer to the paper size to be used 3 If the copy image does not match the origi nal image carry out the following adjust ments in maintenance mode Maintenance mode...

Страница 35: ...e shorter A larger value makes the image longer Figure 1 3 16 Maintenance mode 071 leading edge timing adjustment 1 Run maintenance mode 071 Select LEAD1 For adjustment of the back side in duplex copying select LEAD2 Set originals in the original tray and press the interrupt key Make a test copy to check the image If an adequate image cannot be obtained carry out the following adjustment 2 For cop...

Страница 36: ...e Interrupt key Make a test copy to check the image If an adequate image cannot be obtained carry out the following adjustment 2 For copy example a increase the value For copy example b decrease the value Setting range 39 39 Changing the value by one moves the center line by 0 1 mm The larger the value the center of the image moves toward the right The smaller the value the center of the image mov...

Страница 37: ... remove the stopper from the front side 5 Open the left cover until it is put horizontally Figure 1 3 19 6 Turn the wire guide section of the duplex unit in the direction indicated by the arrow Figure 1 3 20 7 Insert the axis sections of the duplex unit into the Ushape grooves of the conveyer unit Figure 1 3 21 Plate Left cover Strap Stop ring Pin Stopper Wire guide section Duplex unit Axis sectio...

Страница 38: ... Figure 1 3 22 1 9 Hang the hook of the plate lock on the con veying unit and then turn the plate lock to fit the hole to the claw of the duplex unit Figure 1 3 22 2 10 Secure the duplex unit with the two S tite screws M3 x 06 Figure 1 3 23 Claw Claws Duplex unit Hook Plate lock Hole Claw Duplex unit S tite screws M3 x 06 ...

Страница 39: ...5 0 10 0 Changing the value by one moves the lead ing edge by 0 1 mm 3 Output the test pattern again 4 Repeat steps 2 and 3 until an adequate image is obtained Figure 1 3 25 Adjusting the center line 1 Run maintenance mode 034 Select ADJ LSU OUT TIMING and press the start key Select LSU DUP Press the Interrupt key to output the test pattern in the duplex mode and check the image If an adequate ima...

Страница 40: ...er P N 120 V specifications 2C960030 220 240 V specifications 2C960040 One 1 M4 x 10 tap tight S binding screw P N B3024100 Procedure 1 Remove the main body from the paper feeder see page 1 6 7 2 Remove the right cover Pull out the drawer 3 Remove the three screws and then the front right cover Figure 1 3 27 Front right cover ...

Страница 41: ...P 1 Pass the connector of the cassette heater through the hole located in the right frame of the machine to pull it out 2 Insert the projections at the rear side of the cassette heater mounting plate into the two holes in the rear frame of the machine 3 Position the screw hole of the drawer heater to the screw hole of the front frame of the machine and secure the heater using the M4 x 10 Taptite S...

Страница 42: ...groove of the frame and put it inside the power source PCB Fit the wire into the groove so that the band mounted to the wire is located above the frame Figure 1 3 29 7 Reattach the power source PCB to its origi nal position and connect the connector of the drawer heater to YC8 of the power source PCB 8 Refit all the removed parts Figure 1 3 30 Power source PCB Wire of the drawer heater Band YC8 Co...

Страница 43: ...One 1 M3 bronze nut P N C2303000 Key counter mounting plate P N 2C960100 Key counter wire P N 2C960110 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 attach the key counter retainer to the mount using the two screws Figure 1 3 31 Key counter retainer 66060030 Key ...

Страница 44: ... wire as shown in the illustra tion 6 Fold the 7 pin connector of the key counter wire back pass the wire through the clamp at the upper part of the controller box and hang it Figure 1 3 32 7 Pass the connector of the key counter through the aperture of the key counter mounting plate and engage the projection of key counter mounting plate with the square hole of the key counter cover Figure 1 3 33...

Страница 45: ... 34 12 Insert the key counter into the key counter socket assembly 13 Turn the power switch on and enter the maintenance mode 14 Run maintenance item U204 and select KEY COUNTER 15 Exit the maintenance mode 16 Check that the message requesting the key counter to be inserted is displayed on the message display when the key counter is pulled out 17 Check that the counter counts up as copies are made...

Страница 46: ...ot the staple mounting plate may be deformed resulting in a malfunction Figure 1 3 35 Be sure to remove the tape for the intermediate tray at Procedure 16 not removing before mount ing Figure 1 3 36 Procedure Remove the covers 1 Remove the two screws to remove the upper left cover Figure 1 3 37 Transfer unit Intermediate tray Upper left cover Screws ...

Страница 47: ...s using a small screw driver or the like and remove the front side cover Figure 1 3 39 5 Remove the screw and the fitting part located on the right side and then remove the left front cover 6 Open the front cover Figure 1 3 40 Inner cover Front side cover Fitting parts Screw Fitting part Left front cover ...

Страница 48: ...move the three screws and then remove the ejection cover and inner ejection cover Figure 1 3 41 8 Remove the two screws and then remove the cover Figure 1 3 42 Screws Screw Ejection cover Inner ejection cover Screws Cover ...

Страница 49: ... the transfer unit closer to the ejection side and then secure the front side using the TP bind screw M3 x 06 and the rear side using the pin Figure 1 3 43 Release the lever securing fitting 11 Loosen the screw located at the rear side of the transfer unit and release the lever secur ing fitting in the direction of an arrow and then retighten the screw Figure 1 3 44 Screw Lever securing fitting ...

Страница 50: ...e hook holder onto the screw and then retighten the screw Figure 1 3 45 14 Insert the intermediate tray from the front side of the MFP while pushing the hook to the back and then push the pin located at the right rear side of the intermediate tray into the hook holder until the fitting sound is heard Figure 1 3 46 Screw Screw Screw 3 Hook holder Hook holder Intermediate tray Hook Pin Hook holder ...

Страница 51: ...to the connector of the transfer unit 18 Connect the 13 pin connector of the inter mediate tray to YC5 on the engine circuit board Figure 1 3 48 Attach the covers 19 Attach the cover that has been removed by Procedure 8 to its original position using the two screws 20 Attach the large ejection cover with the two screws that have been removed by Proce dure 1 Figure 1 3 49 Tape Hook Pin 24 pin conne...

Страница 52: ...aple cover as it is fitted to the staple unit from the ejection side and then secure it using the TP bind screw M3 x 06 24 Attach the inner cover that has been removed by Procedure 3 to its original posi tion 25 Close the front cover Figure 1 3 51 TP bind screw M3 x 06 TP bind screw M3 x 06 Front ejection cover Rear ejection cover Staple cover TP bind screw M3 x 06 ...

Страница 53: ...re 1 3 52 27 Open the staple cover and then insert the staple cartridge into the staple unit 28 Close the staple cover Figure 1 3 53 Operation check 1 Insert the MFP power plug into an outlet and then turn the power switch on 2 Select the staple mode and check the staple operation Copy tray Front ejection cover Rear ejection cover Staple cartridge Staple cover ...

Страница 54: ...cover Figure 1 3 54 3 Release the fitting parts using a small screw driver or the like and remove the front side cover Figure 1 3 55 4 Remove the screw and the fitting part located on the right side and then remove the left front cover Figure 1 3 56 Inner cover Front side cover Fitting parts Screw Fitting part Left front cover ...

Страница 55: ...move the three screws and then remove the ejection cover and inner ejection cover Figure 1 3 57 6 Remove the two screws and then remove the cover Figure 1 3 58 Screws Screw Ejection cover Inner ejection cover Screws Cover ...

Страница 56: ...t tapped hole with the large pin and the rear side with the small pin Figure 1 3 59 9 Loosen the screw that secures the drive unit located at the rear side of the job separator to make it ready for starting to drive and then retighten the screw 10 Connect the connector of the job separator to YC5 on the engine circuit board 11 Attach the cover that has been removed by Procedure 6 to its original p...

Страница 57: ...hole located inside of MFP while pushing the copy tray to the back along the groove Figure 1 3 61 Attach the left front cover JS 13 Pull out the connector of the job separator from the hole of the left front cover that has been removed by Procedure 4 and then attach the left front cover to its original posi tion using the screw Figure 1 3 62 Screw Left front cover Connector ...

Страница 58: ...In this time take care that the routed wire in the groove does not come off 16 Attach the inner cover that has been removed by Procedure 2 to its original posi tion 17 Close the front cover Figure 1 3 64 Operation check 1 Insert the power plug of the MFP into an out let and then turn the power switch on 2 Set the copy ejection location of the machine default settings to job separator 3 Make a test...

Страница 59: ...s positioned to the projection of the memory slot on the fax con trol PCB assembly 1 4 Push the free end of the module down toward the board 2 5 Attach the mounting plate and the ground wire that have been removed by Procedure 2 with the three screws to their original posi tions 6 Connect the two connectors that have been removed by Procedure 1 Figure 1 3 66 Screws Fax control PCB assembly Mountin...

Страница 60: ...68 Attach the fax control PCB assembly 9 Loosen the screw on the printer board 10 While taking care that the mounting surface of the board does not contact the frame sec tion of the rear cover insert the U terminal of the ground wire of the fax control PCB assembly and secure it with the screw Figure 1 3 69 Screws Screws Shield cover Screw Modular cover Fax control PCB assembly Screw Ground wire F...

Страница 61: ...e rear cover Figure 1 3 70 Attach the NCU PCB assembly 14 Connect the NCU wire connector on the NCU PCB assembly to the YC2 connector on the fax control PCB assembly Figure 1 3 71 15 Secure the NCU PCB assembly using the four TP tap tight screws M3 x 6 paying attention so that the tape section of the shield box does not contact with the PCB Figure 1 3 72 YC1 YC15 Fax control PCB assembly Slit Proj...

Страница 62: ... into the shield box and then attach it with the six screws and TP tap tight screw M4 x 6 to its original position Figure 1 3 74 Connect the telephone line to the line terminal 18 Insert the modular connector cable to the line terminal to connect it to the telephone line For 120 V specifications use supplied mod ular cord B Figure 1 3 75 Screw Modular cover Screw Screws Shield cover TP tap tight s...

Страница 63: ...tion Figure 1 3 76 20 Lift the two pawls and remove the operation section sheet cover Figure 1 3 77 21 Remove the operation section sheet and replace it with the operation section sheet for fax of the corresponding language Figure 1 3 78 Left cover of the operation section Opening Pawls Operation section sheet cover Operation section sheet Operation section sheet for fax ...

Страница 64: ...key so that it sticks fast to the surface while matching the top surface to the top left corner and firmly pressing the whole area down as shown in the illustration 25 Push all the one touch keys to check that the onetouch securing sheet does not block any one touch key Figure 1 3 80 Attach the fax label 220 240 V specifications only 26 Adhere the fax labels 1 to 4 of the fax label sheet of the co...

Страница 65: ...he one touch sheet 29 Divide the one touch sheet of the corre sponding language into two parts and then mount them on the one touch securing sheet each Bring back the left cover of the operation section that has been removed by Proce dure 19 operation section sheet that has been removed by Procedure 21 operation section sheet for fax that corresponds to the unused languages and the one touch sheet...

Страница 66: ...label and do not use the PRS TUV WXZ and OPER labels Figure 1 3 84 Attach the certification label 120 V specifications only 31 Adhere the FCC68 label onto the shield cover after wiping the cover with alcohol Figure 1 3 85 Execute the maintenance mode After installation is complete the fax control PCB must be initialized by executing the maintenance mode U601 U602 See the service manual of the fax ...

Страница 67: ...off the cover Figure 1 3 86 Install the scanner board 3 Insert the scanner board into the OPT1 opening of the shield box and firmly push the CN5 connector on the scanner board all the way into the YC12 connector on the engine circuit board Figure 1 3 87 4 Fasten the scanner board onto the shield box cover using the two screws that have been removed by Procedure 2 Figure 1 3 88 Screws a Screws a Sc...

Страница 68: ...ved by Procedure 1 into the shield box and refit it to its original position using the six screws a If the fax system is installed refit the shield cover using the six screws a and screw b to its original position Figure 1 3 89 Screw a Shield cover Screws a Screw b Screw a Screw a Lower part Shield box ...

Страница 69: ...right back and then remove the cover 2 Insert the hard disk in the socket on the printer board PCB 3 Refit the cover which is removed with step 1 4 Turn the power switch on and initialize the hard disk at the printer menu 5 Output the printer status report and confirm whether the hard disk is recognized Figure 1 3 90 Hard disk Socket ...

Страница 70: ...eric keys Enter 001 using the up down cursor keys or numeric keys and press the start key Enter the maintenance item number using the up down cursor 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 maint...

Страница 71: ... 0 U053 Performing fine adjustment of the motor speed 0 3 0 3 0 5 0 1 0 1 0 3 0 3 1 3 1 5 0 5 0 0 0 0 0 0 0 0 0 0 0 0 Optical U060 Adjusting the scanner input properties 12 U061 Turning the exposure lamp on U063 Adjusting the shading position 0 U065 Adjusting the scanner magnification Main scanning direction auxiliary scanning direction 0 10 U066 Adjusting the leading edge registration for scannin...

Страница 72: ...ting the presence or absence of a key card or key counter OFF U207 Checking the operation panel keys U233 Setting the ejection limit of the job separator MODE0 U243 Checking the operation of the DP motors and solenoids U244 Checking the DP switches U245 Checking messages U246 Setting the finisher 4 4 4 U249 Checking the paper ejection to optional devices Mode setting U250 Setting the maintenance c...

Страница 73: ... clearing the paper jam counts U904 Checking clearing the service call counts U905 Checking counts by optional devices U906 Resetting partial operation control U908 Changing the total counter value U910 Clearing the black ratio data U911 Checking clearing copy counts by paper sizes U917 Setting backup data reading writing U920 Checking the accounting counts U925 Checking clearing the system error ...

Страница 74: ...hen output is complete the screen for selecting an item is displayed Completion Press the stop clear key at the 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 en...

Страница 75: ...the keys shown below as required 2 Press the start key The phone 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 Displaying the machine number Description Displays the machine number Purpose To check th...

Страница 76: ...rformed when set to 999 in duplex copy mode continuous copying is performed regardless of the setting Copy density Keys on the operation panel other than the energy saver preheat key 5 To control the paper feed pulley remove all the paper in the drawers or the drawers With the paper present the paper feed pulley does not operate 6 Press the start key The operation starts Copy operation is simulate...

Страница 77: ...on press the stop clear key The screen for selecting a maintenance item No is displayed U021 Initializing memories Description Initializes the setting data other than that for adjustments due to variations between respective machines i e settings for counters service call history and mode settings As a result initializes the backup RAM according to the specifications depending on the destination s...

Страница 78: ...ed Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U026 Evacuation of backup data Description Transfers the backup data of the main PCB to the EEPROM Purpose Used when replacing the main PCB Method 1 Press the start key The screen for executing is displayed 2 Select the EXECUTE using the up down cursor keys It is displayed in reverse 3 Press the star...

Страница 79: ...urpose To check the operation of each motor Method 1 Press the start key The screen for selecting an item is displayed 2 Select the motor to be operated using the up down cursor keys 3 Press the start key The operation starts 1 Optional 2 Optional for 16 ppm model Standard for 20 ppm model 4 To stop operation press the stop clear key Completion Press the stop key after operation stops The screen f...

Страница 80: ...f each clutch Method 1 Press the start key The screen for selecting an item is displayed 2 Select the clutch to be operated using the up down cursor keys 3 Press the start key The clutch turns on for 1 s 1 Optional 2 Optional for 16 ppm model Standard for 20 ppm model Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U034 Adjusting the print start timi...

Страница 81: ...y The screen for setting is displayed Setting 1 Select the item to be set using the up down cursor keys The selected item is displayed in reverse 2 Change the setting using the left right cursor keys Maintenance item No Description Display Setting Setting range Initial setting LENGTH DATA Length 330 to 356 mm 330 WIDTH DATA Width 200 to 220 mm 210 Display Description Setting range Initial setting ...

Страница 82: ...x 17 output are A 300 1 5 mm B 270 1 35 mm Figure 1 4 1 Adjustment 1 Output an A3 11 x 17 VTC pattern in interrupt copy mode 2 Measure A and B on the VTC pattern Figure 1 4 1 and perform the following adjustments if they are different from the correct sizes A Drive motor speed adjustment B Polygon motor speed adjustment Completion Press the stop clear key at the screen for setting The screen for s...

Страница 83: ...mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key Completion Press the stop clear key at the screen for setting The screen for selecting a maintenance item No is dis played U061 Turning the exposure lamp on Description Turns the exposure lamp on Purpose To check the exposu...

Страница 84: ...y at the screen for setting The screen for selecting a maintenance item No is dis played U065 Adjusting the scanner magnification Adjustment See pages 1 6 33 and 34 U066 Adjusting the leading edge registration for scanning an original on the contact glass Adjustment See page 1 6 35 U067 Adjusting the center line for scanning an original on the contact glass Adjustment See page 1 6 36 U068 Adjustin...

Страница 85: ...kes the image longer and decreasing it makes the image shorter 3 Press the start key The value is set Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key...

Страница 86: ...inal can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key Adjustment 1 In interrupt copy mode make a copy using the DP 2 Check the copy image and adjust the registration as follows For copy example 1 decrease the setting of LEAD1 or LEAD2 For cop...

Страница 87: ...this maintenance item is being performed copying from an original can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key Adjustment 1 In interrupt copy mode make a copy using the DP 2 Check the copy image and adjust the center line as follows For c...

Страница 88: ...glass and when scanning an original from the DP Method Press the start key Setting 1 Change the setting using the left right cursor keys Increasing the setting makes the luminosity higher and decreasing it makes the luminosity lower 2 Press the start key The value is set Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode 1...

Страница 89: ...djustment starts When adjustment is complete each adjusted value is dis played 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 pro cedure from the beginning or adjust the remaining items manually by running the corresponding main tenance items Completion...

Страница 90: ...al scanning position on the slit glass when the DP is used Setting 1 Press the start key The screen for selecting an item is displayed 2 Select ON or OFF using the up down cursor keys The selected item is displayed in reverse Initial setting ON Available only when the mode is turned on 3 Change the setting using the left right cursor keys Example The figure indicates the density in 256 levels of g...

Страница 91: ...he preset values and press the start key to register the setting 4 Press the interrupt key The copy mode screen is displayed 5 Press the start key A MIP PG pattern is output Completion Press the stop clear key at the screen for selecting an item The screen for maintenance item No is dis played Maintenance item No Description Display PG pattern to be output Purpose GRAYSCALE To check the laser scan...

Страница 92: ...justment is complete each adjusted value is dis played 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 pro cedure from the beginning or adjust the remaining items manually by running the corresponding main tenance items Completion Press the stop clear ke...

Страница 93: ...the screen for selecting an item press the stop clear key Setting Density in text mode 1 Select the item to be adjusted using the up down cursor keys The selected item is displayed in reverse 2 Adjust the setting using the left right cursor keys Increasing the setting makes the change in density larger and decreasing it makes the change smaller 3 Press the start key The value is set 4 To return to...

Страница 94: ...ting makes the change in density larger and decreasing it makes the change smaller 3 Press the start key The value is set 4 To return to the screen for selecting an item press the stop clear key Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the...

Страница 95: ...ensor sensitivity and a smaller value decreases it 2 Press the start key The value is set 3 To return to the screen for selecting an item press the stop clear key Method to set the original size judgment time 1 Adjust the preset value using the left right cursor keys A larger value increases the original size judgment time and a smaller value decreases it 2 Press the start key The value is set 3 T...

Страница 96: ...quantity counter will be reset Copy quantity Sets the copy quantity from which copy quantity correction starts When the copy quan tity counter reaches this preset value correction will start Correction amount Sets the correction amount for copy quantity correction Set the values in the range from 5 to 120 minutes for copy interval from 10 to 2 000 sheets for copy quantity and from 5 to 50 bits for...

Страница 97: ... key The value is set Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key Completion Press the stop clear key at the screen for selecting an item The scr...

Страница 98: ...r executing is displayed 2 Select the EXECUTE using the up down cursor keys 3 Press the start key Installation of toner starts and time minutes is indicated until the installation ends 4 When the installation is complete FINISHED will be displayed if the installation is successful or NG will be displayed if it has failed If NG is displayed check to see if the toner container contains toner and to ...

Страница 99: ...ormally no change is necessary However can be used to prevent curling or creasing of paper or solve a fix ing problem on thick paper Setting 1 Press the start key The screen for selecting an item is displayed 2 Select the item to be set using the up down cursor keys The screen for executing each item is dis played 3 Change the setting using the left right cursor keys Copying operation temperature ...

Страница 100: ...splayed in reverse 3 Press the start key The fixing problem data is initialized Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U167 Checking clearing fixing counts Description Displays or clears fixing counts Purpose To check fixing counts Also used to clear the count after replacing the fixing unit Method Press the start key The fixing counts are d...

Страница 101: ...on Simulates the original conveying operation separately in the optional DP Purpose To check the DP Method 1 Press the start key The screen for selecting an item is displayed 2 Place an original in the DP if running this simulation with paper 3 Select the item to be operated using the up down cursor keys The selected item is displayed in reverse 4 Press the start key The operation starts 5 To stop...

Страница 102: ... 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 fo...

Страница 103: ... respective switches in the optional DP operate correctly Start 1 Press the start key 2 Turn the respective switches on and off manually to check the status If the on status of a switch is detected the corresponding switch is displayed in reverse Completion Press the stop clear key The screen for selecting a maintenance item No is displayed Maintenance item No Description Display Motors solenoids ...

Страница 104: ... key Completion Press the stop clear key at the screen for selecting an item The screen for selecting a maintenance item No is displayed U246 Setting the finisher Description Adjusts the side registration cursor stop position in the staple sort mode Purpose To adjust when registration is not proper or staple position is shifted in the staple sort mode Setting 1 Press the start key 2 Select the des...

Страница 105: ...cle Description Displays and changes the maintenance cycle Purpose To check and change the maintenance cycle Method Press the start key The current setting is displayed Setting 1 Change the setting using the numeric keys To clear press the reset key 2 Press the start key The value is set and the screen for selecting a maintenance item No is displayed Completion To exit this maintenance item withou...

Страница 106: ...ing maintenance item U020 in order to return the setting to the value before replacement or initialization Method Press the start key The screen for selecting an item is displayed Setting 1 Select the destination using the up down cursor keys The selected item is displayed in reverse 2 Press the start key The setting is set and the machine automatically returns to the same status as when the power...

Страница 107: ...ed U254 Turning auto start function on off Description Selects if the auto start function is turned on Purpose Normally no change is necessary If incorrect operation occurs turn the function off this may solve the prob lem Method Press the start key The screen for selecting an item is displayed Setting 1 Select either ON or OFF using the up down cursor keys The selected item is displayed in revers...

Страница 108: ...inisher when the number of copies is counted at the time of paper ejection copies are provided without copy counts The copy service provider cannot charge for such copying To prevent this the copy timing should be made earlier If a paper jam occurs frequently in the paper conveying or fixing sections when the number of copies is counted before the paper reaches those sections copying is charged wi...

Страница 109: ...ust the preset value 2 Press the start key The count is set and the screen for selecting a maintenance item 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 is displayed U277 Setting auto application change time Description Sets the time that passes until the machine starts automatically ...

Страница 110: ...used to convert the black ratio in relation to the A4 11 x 81 2 size and to display the result in user simulation Purpose To set the coefficient for converting the black ratio for nonstandard sizes in relation to the A4 11 x 81 2 size for copy mode printer mode and fax mode respectively Method Press the start key The screen for selecting an item is displayed Setting 1 Select copier mode COPY print...

Страница 111: ...tion Description Sets or cancels the restriction on the number of sheets to be ejected continuously When the restriction is set the number of sheets that can be ejected continuously to the internal eject tray will be limited to 250 Purpose According to user request sets or cancels restriction on the number of sheets Method Press the start key The screen for selecting an item is displayed Setting 1...

Страница 112: ...EA for the metric specifications 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 U345 Setting the value for maintenance due indication Description Sets when to display a message no...

Страница 113: ...is maintenance item is being performed copying from an original can be made in interrupt copy mode 1 Press the interrupt key The machine enters the interrupt copy mode 2 Set the original and press the strat key To return to the screen for setting press the interrupt key Completion Press the stop clear key at the screen for selecting an item The screen for selecting a maintenance item No is display...

Страница 114: ...ation error occurs after connection to a computer continues for a long time By delaying the error detection timing the error may be cleared If the error is not cleared after the preset value is changed however return the preset value to the initial value Method Press the start key The screen for selecting an item is displayed Setting 1 Select ON or OFF using the left right cursor keys The selected...

Страница 115: ...heck the paper jam status Also to clear the jam counts after replacing consumable parts Start 1 Press the start key The screen for selecting an item is displayed 2 Select the item using the up down cursor keys 3 Press the start key The code by type is displayed Method Displays clears the jam counts 1 Change the screen using the left right cursor keys 2 Select the counts for all jam codes and selec...

Страница 116: ...xit this maintenance item without changing the count press the stop clear key The screen for selecting a maintenance No item is displayed U905 Checking counts by optional devices Description Displays the counts of the optional DP or finisher Purpose To check the use of the DP and finisher Method 1 Press the start key The screen for selecting an item is displayed 2 Select the device using the up do...

Страница 117: ...imes such as during maintenance service Method 1 Press the start key 2 Select the EXECUTE using the up down cursor keys It is displayed in reverse 3 Press the start key The accumulated black ratio data is cleared and the screen for selecting a mainte nance item is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The screen for selecti...

Страница 118: ...reen displays the result If the operation was successful EXECUTE 0100 CHECK SUM CODE 0000 If the operation failed EXECUTE 0100 CHECK SUM CODE XXXX Where XXX is the error code indicating the reason for the failure See Error Codes for Operation U917 and U926 below 9 Turn the power switch off and disconnect the power plug 10 Remove the Compact Flash from the machine Error Codes for Operation U917 and...

Страница 119: ...cleared 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 U926 Rewriting FAX program Description Downloads the fax program and fax fonts when installing an optional fax kit Purpose To run when upgrading the fax program and fax fonts Setting 1 Turn the power switch off and disconnect the power plu...

Страница 120: ...out changing the count press the stop clear key The screen for selecting a maintenance item No is displayed U928 Checking machine life counts Description Displays the machine life counts Purpose To check the machine life counts Method Press the start key The current machine life counts is displayed Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U941...

Страница 121: ... for setting The screen for selecting a maintenance item No is dis played 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 replace ment Method Press the start key The accumulated time of ...

Страница 122: ...at of the scanner with a non scanned output VTC PG pattern Method 1 Press the start key The screen for selecting an item is displayed 2 Select the VTC PG pattern to be output using the up down cursor keys 3 Press the interrupt key The copy mode screen is displayed 4 Press the start key A VTC PG pattern is output Completion Press the stop clear key at the screen for selecting an item The screen for...

Страница 123: ...ob accounting items page 1 4 55 Select Copy default and then press the enter key Enter the management code Make copy default settings page 1 4 56 Select Machine default and then press the enter key Enter the management code Make machine default settings page 1 4 58 Select Counter check and then press the enter key Check the counter page 1 4 60 Select Bypass setting and then press the enter key Mak...

Страница 124: ... the ID code to clear and then press the enter key 3 Select Yes or No and then press the enter key Job accounting ON OFF 1 Select Job Accounting On Off and then press the enter key 2 Select On or Off and then press the enter key Copier job accounting ON OFF 1 Select Job Accounting Def Set and then press the enter key 2 Select Copy Job Account and then press the enter key 3 Select On or Off and the...

Страница 125: ...nd then press the enter key Default drawer Sets one drawer that will be selected automatically regardless of the size of paper loaded in that drawer 1 Select Default cassette and then press the entrer key 2 Select the drawer that will be used with priority Settings Cassette 1 Cassette 2 Cassette 3 Cas sette 4 For 16 ppm model the setting for drawer 2 3 and 4 will only be available when the optiona...

Страница 126: ...e default setting in the initial mode 1 Select Auto Rotation and then press the enter key 2 Select On or Off and then press the enter key Margin width Determines the default value of the location and width of the margins in the margin mode 1 Select Margin Width and then press the enter key 2 Sets the margin widths and then press the enter key Setting range 1 8 to 3 4 in 1 8 increments inch specifi...

Страница 127: ...her or not each custom type of paper cus tom 1 to custom 8 will be available for use in duplex printing 1 Select P type Duplex and then press the enter key 2 Select one of the Custom 1 to 8 and then press the enter key 3 Select On or Off and then press the enter key Custom paper type Sets whether or not to match the orientation in one sided printing and two sided printing 1 Select Special P type a...

Страница 128: ...er key Setting range 1 to 7 Changing the management code Changes the management code 1 Select PIN Change and then press the enter key 2 Enter a new 4 digit management code using the numeric keys Auto sleep ON OFF Sets whether or not to have the auto sleep function This setting is displayed only on the inch specification model 1 Select Auto Sleep and then press the enter key 2 Select On or Off and ...

Страница 129: ... 3 Select paper type and then press the enter key 6 Checking the total counter and printing out the counter report Checks the total count of copies etc and prints out the information as a counter report 1 Select Counter check and then press the enter key 2 Select Output count or Scan count and then press the enter key 3 Select End and then press the enter key 4 Select Print counter report and then...

Страница 130: ...or pull the drawer out To remove original jammed in the DP open the DP original cover Paper misfeed detection can be reset by opening and closing the respective covers to turn safety switch off and on Figure 1 5 1 1 1 5 6 7 8 2 2 3 3 4 4 1 Misfeed in the drawer 1 2 Misfeed in the drawer 2 2 3 Misfeed in the drawer 3 1 4 Misfeed in the drawer 4 1 5 Misfeed in the bypass tray 6 Misfeed in the paper ...

Страница 131: ...2DA 2DB 1 5 2 2 Paper misfeed detection conditions Figure 1 5 2 ESW FSSW RSW PFCL RM DUPPCSW DUPFCL BYPPFSOL PCSW DPTSW OSBSW OCM OFM DPFCL1 DFSW1 DFSW2 DPFCL2 DPFCL3 ...

Страница 132: ...490 ms of the drawer paper feed clutch 2 DPFCL2 1 turning on the clutch is then successively held off for 1 s and turned back on once but the switch again fails to turn on within 2490 ms 14 No paper feed from the drawer 4 1 third paper feeder The drawer feed switch 2 DFSW2 1 does not turn on within 2490 ms of the drawer paper feed clutch 3 DPFCL3 1 turning on the clutch is then successively held o...

Страница 133: ...not turn on within 3020 ms of the registration motor RM turning on 41 Misfeed in the fixing section paper feed from drawer The exit switch ESW does not turn on within 3020 ms of the registration motor RM turning on 42 Misfeed in the fixing section paper feed from first paper feeder 2 The exit switch ESW does not turn on within 3020 ms of the registration motor RM turning on 43 Misfeed in the fixin...

Страница 134: ... within 1530 ms of paper switchback 56 Misfeed in the feedshift section paper feed from third paper feeder 1 The feedshift switch FSSW does not turn on within 6320 ms of feedshift switch FSSW turning on The feedshift switch FSSW does not turn off within 1530 ms of paper switchback The feedshift switch FSSW does not turn on within 1530 ms of paper switchback 57 Misfeed in the feedshift section pape...

Страница 135: ...n in the double sided original mode the DP timing switch DPTSW 1 does not turn on within 750 ms of the origi nal conveying motor OCM 1 turning on 75 An original jam in the orig inal switchback section 1 During the switchback operation of an original in the double sided original mode the original switchback switch OSBSW 1 does not turn on within 1300 ms of the original conveying motor OCM 1 turning...

Страница 136: ...ation switch actuator Check visually and replace registration switch if its actuator is bro ken Defective registration switch Run maintenance item U031 and turn registration switch on and off manually Replace registration switch if indication of the corre sponding switch is not light Check if the bypass paper feed solenoid malfunctions Run maintenance item U032 and select the bypass paper feed sol...

Страница 137: ...er 1 is deformed Check visually and replace any deformed pulley Broken drawer feed switch 1 2 actuator Check visually and replace drawer feed switch 1 if its actuator is broken Defective drawer feed switch 1 2 Run maintenance item U031 and turn drawer feed switch 1 on and off manually Replace drawer feed switch 1 if indication of the corresponding switch is not light Check if the drawer paper feed...

Страница 138: ...nd replace drawer feed switch 2 if its actuator is broken Defective drawer feed switch 2 1 Run maintenance item U031 and turn drawer feed switch 2 on and off manually Replace drawer feed switch 2 if indication of the corresponding switch is not light Check if the paper feed clutch malfunctions Run maintenance item U032 and select the paper feed clutch to be turned on and off Check the status and r...

Страница 139: ...pass tray Jam code 20 Deformed guides along the paper conveying path Repair or replace if necessary Broken registration switch actuator Check visually and replace registration switch if its actuator is bro ken Defective registration switch Run maintenance item U031 and turn registration switch on and off manually Replace registration switch if indication of the corre sponding switch is not light C...

Страница 140: ...uides along the paper conveying path Repair or replace if necessary Broken drawer feed switch 1 2 actuator Check visually and replace drawer feed switch 1 if its actuator is broken Defective drawer feed switch 1 2 Run maintenance item U031 and turn drawer feed switch 1 on and off manually Replace drawer feed switch 1 if indication of the corresponding switch is not light Check if the drawer paper ...

Страница 141: ...k if the press roller is extremely dirty or deformed Clean or replace if necessary Check if the heat roller sep aration claws are dirty or deformed Clean or replace if necessary Check if the heat roller and its separation claws contact each other Remedy if the separation claw springs are out of place Broken exit switch actuator Check visually and replace the exit switch if its actuator is broken D...

Страница 142: ...and turn feedshift switch on and off manually Replace feedshift switch if indication of the correspond ing switch is not light Check if the exit motor mal functions Run maintenance item U030 and select the exit motor to be turned on and off Check the status and remedy if necessary Electrical problem with the exit motor Check see page 1 5 34 19 A paper jam in the duplex section is indi cated during...

Страница 143: ... original switch back switch 1 Run maintenance item U244 and turn original switchback switch on and off manually Replace original switchback switch if indica tion of the corresponding switch is not light 22 An original jams in the original feed sec tion is indicated dur ing copying no original feed Jam code 70 Defective original set switch 1 Run maintenance item U244 and turn original set switch o...

Страница 144: ...Check visually and replace DP timing switch if its actuator is bro ken Defective DP timing switch 1 Run maintenance item U244 and turn DP timing switch on and off manually Replace DP timing switch if indication of the corre sponding switch is not light Check if the original con veying motor 1 malfunc tions Run maintenance item U243 and select the original conveying motor to be turned on and off Ch...

Страница 145: ...B check if CN4 10 on the finisher main PCB remains high or low when the paper conveying switch is turned on and off If it does replace the paper conveying switch Check if the feedshift roller or press roller is deformed Check visually and replace the pulley or roller if deformed 31 A paper jam in the finisher 1 is indi cated during copying jam during paper conveying for batch ejection 2 Jam code 8...

Страница 146: ... any of the following calls for service is detected partial operation control will be activated After taking measures against the cause of trouble run maintenance item U906 to reset partial operation control 1 Optional System error Contens Operation 0210 Communication problem between the main PCB and engine PCB System error Normal C call processing 0250 Scanner network board 1 communication proble...

Страница 147: ...PCB EEPROM Data in the specified area of thebackup memory does not match the specified values Problem with the backup memory data Turn safety switch off and back on and run maintenance item U020 to set the contents of the backup memory data again Defective EEPROM If the C0140 is displayed after re setting the backup memory contents replace the EEPROM or main PCB C0150 Backup memory read write prob...

Страница 148: ...in PCB or fax control PCB Replace the main PCB or fax control PCB and check for correct operation C0410 DP 1 communication problem Communication fails five times succes sively DP installed incor rectly Check the installation state of the DP and adjust it if it is not properly installed Defective engine PCB or DP driver PCB Replace the engine PCB or DP driver PCB and check for correct operation C04...

Страница 149: ...e the fax control PCB and check for correct operation C0830 Flash ROM program area checksum error A checksum error occurred with the pro gram of the fax control PCB Defective fax con trol PCB Replace the fax control PCB and check for correct operation C0860 Fax control PCB 1 software switch checksum error A checksum error occurred with the soft ware switch value of the fax control PCB Defective fa...

Страница 150: ...n sys tem Check if the rollers and gears rotate smoothly If not grease the bushings and gears Check for broken gears and replace if any C3100 Scanner carriage problem The home position is not correct when the power is turned on or copying the document placed on the contact glass Poor contact of the connector termi nals Reinsert the connector Also check for conti nuity within the connector cable If...

Страница 151: ... nector terminals Reinsert the connector Also check for conti nuity within the connector cable If none remedy or replace the cable Defective polygon motor Replace the LSU Defective engine PCB Replace the engine PCB and check for cor rect operation C4200 BD steady state problem The MIP detects a BD error for 600 ms after the polygon motor rotation has been stabilized Defective laser diode Replace t...

Страница 152: ...istor Fixing thermistor installed incor rectly Check and reinstall if necessary Fixing thermostat triggered Check for continuity If none replace the fix ing thermostat Fixing heater M or S installed incor rectly Check and reinstall if necessary Broken fixing heater M or S wire Check for continuity If none replace the fix ing heater M or S C6400 Zero crossing signal problem The engine PCB does not ...

Страница 153: ...ation home position sensor malfunctions Replace the front side registration home position sensor and check for correct opera tion Defective finisher main PCB Replace the finisher main PCB and check for correct operation C8180 Finisher 1 rear side registration motor problem If the rear side registration home position sensor is on in initialization the sensor does not turn off within 570 ms of start...

Страница 154: ...n sensor and check for correct opera tion Defective finisher main PCB Replace the finisher main PCB and check for correct operation C8210 Finisher 1 front stapler problem The front stapler home position sensor does not change state from nondetection to detection within 200 ms of the start of front stapler motor counterclockwise for ward rotation During initialization the front stapler home positio...

Страница 155: ...an the other 9 Black dots appear on the image 10 Image is blurred See page 1 5 29 See page 1 5 29 See page 1 5 29 See page 1 5 30 See page 1 5 30 11 The leading edge of the image is consis tently mis aligned with the original 12 The leading edge of the image is spo radically mis aligned with the original 13 Paper creases 14 Offset occurs 15 Image is partly missing See page 1 5 30 See page 1 5 31 S...

Страница 156: ...No image appears entirely black Causes 1 No main charging 2 Exposure lamp fails to light Causes Check procedures corrective measures 1 No main charging A Broken main charger wire Replace the main charger unit see page 1 6 40 B Leaking main charger housing Clean the main charger wire grid and shield C The connector terminals of the high volt age PCB make poor contact Reinsert the connector Also che...

Страница 157: ...nd is visible Causes 1 The developing bias voltage is not properly 2 Dirty main charger wire Causes Check procedures corrective measures 1 The developing bias voltage is not prop erly Replace the high voltage PCB and check for correct operation 2 Dirty main charger wire Clean the main charger wire or if it is extremely dirty replace the main charger unit see page 1 6 40 5 A white line appears long...

Страница 158: ...mirror 4 Dirty shading plate 5 Leaking main charger housing Causes Check procedures corrective measures 1 Dirty contact glass Clean the contact glass 2 Dirty or flawed drum Clean the drum or if it is flawed replace it see page 1 6 38 3 Dirty scanner mirror Clean the scanner mirror 4 Dirty shading plate Clean the shading plate 5 Leaking main charger housing Clean the main charger wire grid and shie...

Страница 159: ...canner moves erratically 2 Deformed press roller 3 Paper conveying section drive problem Causes Check procedures corrective measures 1 Scanner moves erratically Check if there is any foreign matter on the front and rear scanner rails If any remove it 2 Deformed press roller Replace the press roller see page 1 6 45 3 Paper conveying section drive problem Check the gears and belts and if necessary g...

Страница 160: ...per creases Causes 1 Paper curled 2 Paper damp 3 Defective pressure springs 4 Defective separation 5 Dirty separation electrode Causes Check procedures corrective measures 1 Paper curled Check the paper storage conditions 2 Paper damp Check the paper storage conditions 3 Defective pressure springs Replace the pressure springs 4 Defective separation Check the drum separation claws and heat roller s...

Страница 161: ...s 1 Wrong paper 2 Defective pressure springs 3 Flawed press roller 4 Defective fixing heater Causes Check procedures corrective measures 1 Wrong paper Check if the paper meets specifications 2 Defective pressure springs Replace the pressure springs 3 Flawed press roller Replace the press roller see page 1 6 45 4 Defective fixing heater Replace the fixing heater see page 1 6 46 17 Image is out of f...

Страница 162: ...scanner center line 3 Original placed incorrectly Causes Check procedures corrective measures 1 Misadjusted center line of image printing Readjust the center line of image printing see page 1 6 18 2 Misadjusted scanner center line Readjust the scanner center line see page 1 6 36 3 Original placed incorrectly Place the original correctly ...

Страница 163: ...drive motor Run maintenance item U030 and check if the drive motor oper ates when YC7 5 on the engine PCB goes low If not replace the drive motor Defective engine PCB Run maintenance item U030 and check if YC7 5 on the engine PCB goes low If not replace the engine PCB 3 The registration motor does not oper ate Poor contact in the registra tion motor connector termi nals Reinsert the connector Also...

Страница 164: ...r connector ter minals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Broken drawer drive motor gear Check visually and replace the drawer drive motor if necessary Defective drawer drive motor Run maintenance item U030 and check if the drawer drive motor operates when YC9 2 3 4 5 on the drawer main PCB goes low If not replace the dr...

Страница 165: ...aintenance item U061 and check if the exposure lamp turns on with YC1 1 and YC1 6 on the inverter PCB go low If not replace the inverter PCB Defective engine PCB Run maintenance item U061 and check if YC17 1 and YC17 6 on the engine PCB goes low If not replace the engine PCB 15 The exposure lamp does not turn off Defective inverter PCB If the exposure lamp does not turn off with YC1 1 and YC1 6 on...

Страница 166: ...level of YC8 2 on the engine PCB does not change when the paper switch is turned on and off replace the paper switch 24 The message requesting paper to be loaded is shown when paper is present in the drawer 2 Poor contact in the drawer paper switch connector ter minals Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Defective drawer ...

Страница 167: ...ing sensor is not light Defective feedshift switch Run maintenance item U031 and turn feedshift switch on and off manually Replace feedshift switch if indication of the correspond ing sensor is not light 28 The message requesting covers to be closed is dis played when the front cover and left cover are closed Poor contact in the connec tor terminals of safety switch Reinsert the connector Also che...

Страница 168: ... motor See page 1 5 34 3 Skewed paper feed Width guide in a drawer installed incorrectly Check the width guide visually and correct or replace if necessary Deformed width guide in a drawer Repair or replace if necessary Check if a pressure spring along the paper conveying path is deformed or out of place Repair or replace 4 The scanner does not travel Check if the scanner wire is loose Reinstall t...

Страница 169: ... Abnormal noise is heard Check if the pulleys rollers and gears operate smoothly Grease the bearings and gears Check if the following electromagnetic clutches are installed correctly paper feed clutch bypass paper feed solenoid and drawer paper feed clutch Correct 20 ppm model only Problem Causes check procedures Corrective measures ...

Страница 170: ...nnect the power plug before starting disassembly When handling PCBs do not touch connectors with bare hands or damage the board Do not touch any PCB containing ICs 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 MFP may be seri ously damaged ...

Страница 171: ...the start key Enter the maintenance item number using the up down cursor 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 ...

Страница 172: ...ace the separation pulley Procedure 1 Open the front cover and left cover Remove the waste toner box 2 Pull out the drawer Figure 1 6 1 3 Remove the screw and then the front left lower cover Figure 1 6 2 4 Remove the screw and then the lower paper feed unit Figure 1 6 3 Drawer Front left lower cover Lower paper feed unit ...

Страница 173: ...ley unit from the lower paper feed unit 6 Remove the separation pulley from the sep aration pulley unit 7 Replace the separation pulley and refit all the removed parts Figure 1 6 4 Separation pulley Lower paper feed unit Separation pulley unit ...

Страница 174: ...ower paper feed unit see page 1 6 3 2 Remove the drum unit see page 1 6 38 3 Remove the rear cover 4 Remove the paper feed clutch stop ring and bushing at the machine rear Figure 1 6 5 5 Remove the screw and then the registration guide Figure 1 6 6 6 Remove the screw and then the upper paper feed unit Figure 1 6 7 Bushing Paper feed clutch Stop ring Registration guide Upper paper feed unit ...

Страница 175: ... 8 Remove the forwarding pulley from the upper paper feed unit 9 Remove the paper feed pulley from the upper paper feed unit 10 Replace the forwarding pulley and paper feed pulley and refit all the removed parts Figure 1 6 9 Upper paper feed unit Bushing Stop ring Shaft holder Spring Spring Forwarding pulley Paper feed pulley ...

Страница 176: ...the main body from the paper feeder Figure 1 6 10 1 3 Open the drawer left cover 4 Remove the two stop ring gear and spring pin from rear side of the feed roller When removing the gear take care not to lose the spring pin 5 Slide the bearings in the front and rear of the feed roller toward the inside push the feed roller once into the rear side of the machine and then remove it from the paper feed...

Страница 177: ...cover 2 Remove the screw and then the lower paper feed unit Figure 1 6 11 3 Remove the drawer separation pulley unit from the lower paper feed unit 4 Remove the drawer separation pulley from the drawer separation pulley unit 5 Replace the drawer separation pulley and refit all the removed parts Figure 1 6 12 Lower paper feed unit Drawer separation pulley Lower paper feed unit Drawer separation pul...

Страница 178: ...ocedure 1 Remove the main body from the paper feeder see page 1 6 7 2 Remove the lower paper feed unit see page 1 6 8 3 Remove the drawer rear cover 4 Remove the stop ring and drawer paper feed clutch from the machine rear side Remove the stop ring and bushing Figure 1 6 13 5 Remove the screw and then the upper paper feed unit Figure 1 6 14 Drawer paper feed clutch Stop ring Bushing Stop ring Uppe...

Страница 179: ...r forwarding pulley from the upper paper feed unit 8 Remove the drawer paper feed pulley from the upper paper feed unit 9 Replace the drawer forwarding pulley and drawer paper feed pulley and refit all the removed parts Figure 1 6 16 Upper paper feed unit Bushing Stop ring Shaft holder Spring Spring Drawer forwarding pulley Drawer paper feed pulley ...

Страница 180: ...e rear side Restore the paper conveying unit Remove the pin and plate and then remove the stopper from the front side Figure 1 6 17 3 Open the left cover until it is put horizontally 4 Push the fitting portions of the fixtures located on the front and rear and then remove the fixtures from the left cover 5 Remove the left cover from the MFP Figure 1 6 18 Left cover Strap Pin Stopper Stop ring Plat...

Страница 181: ...ve the bypass upper cover from the bypass unit Figure 1 6 19 7 Detach the connector and remove the bypass lower cover from the MFP Figure 1 6 20 8 Remove the paper conveying unit from the MFP Figure 1 6 21 Bypass upper cover Bypass lower cover Connector Paper conveying unit ...

Страница 182: ...the waste toner box Pull out the drawer 2 Remove the screw and then the front left lower cover Figure 1 6 22 3 Remove the paper conveying unit see page 1 6 11 4 Remove the stop ring and bushing at the machine front side Figure 1 6 23 5 Remove the rear cover 6 Remove the stop ring and bypass paper feed clutch gear at the machine rear side Figure 1 6 24 Front left lower cover Bushing Stop ring Bypas...

Страница 183: ...eed pulley from the bypass paper feed pulley shaft Figure 1 6 26 9 Push the fitting portions of the bypass sepa ration pad Remove the bypass separation pad from the MFP 10 Replace the bypass paper feed pulley and bypass separation pad and refit all the removed parts Figure 1 6 27 Bypass paper feed pulley unit Bypass paper feed pulley Bypass paper feed pulley shaft Bypass separation pad ...

Страница 184: ...t 4 Replace the registration left roller and refit all the removed parts Figure 1 6 28 9 Detaching and refitting the registration cleaner Follow the procedure below to replace the registration cleaner Procedure 1 Remove the drum unit see page 1 6 38 2 Remove the screw and then the registration guide Figure 1 6 29 3 Remove the screw and then the registration cleaner 4 Replace the registration clean...

Страница 185: ...ss the start key Select the ADJ RCL ON TIMING using the up down cursor keys Press the start key to output a test pattern RCL ON Drawer RCL BYP Bypass tray RCL T1 Optional first paper feeder standard for 20 ppm model RCL T2 Optional second paper feeder RCL T3 Optional third paper feeder RCL DUP Duplex copying second face 10 Adjustment after roller and clutch replacement Perform the following adjust...

Страница 186: ...d For copy example 1 increase the value using the right cursor key For copy example 2 decrease the value using the left cursor key 10 2 Adjusting the leading edge registration for memory image printing Make the following adjustment if there is a regular error between the leading edge of the copy image and the leading edge of the original during memory copying Caution Before making the following ad...

Страница 187: ...0 6 LSU BYP 7 0 10 0 0 4 LSU T1 7 0 10 0 1 2 LSU T1 7 0 10 0 1 2 LSU T1 7 0 10 0 1 2 LSU DUP 7 0 10 0 0 3 Changing the value by 1 moves the center line by 0 1 mm LSU OUT Drawer LSU BYP Bypass tray LSU T1 Optional first paper feeder standard for 20 ppm model LSU T2 Optional second paper feeder LSU T3 Optional third paper feeder LSU DUP Duplex copying second face 10 3 Adjusting the center line of im...

Страница 188: ... 4 0 10 0 Initial setting 0 0 Changing the value by 1 moves the trailing edge by 0 1 mm Increasing the setting makes the margin narrower and decreasing it makes the margin wider Press the start key Select the ADJ MGN REAR using the up down cursor keys Press the start key to output a test pattern 10 4 Adjusting the trailing edge margin of image printing Make the following adjustment if there is a r...

Страница 189: ...asing the value using the left cursor key makes the margin narrower Press the interrupt key LEAD Printer leading edge margin AC Printer left right margins TRAIL Printer trailing edge margin Yes No Press the stop clear key to exit maintenance mode End Proceed to another mode 10 5 Adjusting the margins for printing Make the following adjustment if the margins are not correct Caution Check the copy i...

Страница 190: ...ress the stop clear key to exit maintenance mode Setting range Initial setting PF1 50 127 20 BYPASS 50 127 0 PF2 50 127 0 PF3 50 127 20 PF4 50 127 20 DUPLEX 50 127 0 The greater the value the larger the amount of slack the smaller the value the smaller the amount of slack PF1 Drawer BYPASS Bypass tray PF2 Optional first paper feeder standard for 20 ppm model PF3 Optional second paper feeder PF4 Op...

Страница 191: ...t glass Figure 1 6 37 3 Move the mirror 1 frame to the cutouts of the machine When moving the mirror 1 frame do not touch the exposure lamp nor the inverter PCB 4 Detach the exposure lamp connector from the inverter PCB and release the wire from three clamps Figure 1 6 38 5 Remove the two screws holding the expo sure lamp and then the lamp 6 Replace the exposure lamp and refit all the removed part...

Страница 192: ... Remove the two screws holding the middle left cover and upper left cover and then the covers Figure 1 6 40 3 Remove the screw and then the slit retainer and slit glass Detach the fitting portions and then remove the front scanner cover Figure 1 6 41 4 Remove the inverter wire guide and then detach the inverter wire from the inverter PCB Figure 1 6 42 Middle left cover Upper left cover Upper rear ...

Страница 193: ...r 1 frame from the scanner unit Figure 1 6 43 6 Unhook the round terminal of the scanner wire from the scanner tension spring on the left side of the scanner unit 7 Remove the scanner wire Figure 1 6 44 Mirror 1 frame Rear wire retainer Front wire retainer Scanner tension springs Round terminal Round terminal ...

Страница 194: ...wing tools Two frame securing tools P N 302C968310 Two scanner wire stoppers P N 3596811 Procedure 1 Remove the screw and then scanner wire drum gear at the machine rear side Figure 1 6 45 2 Remove the stop ring and bushing from the front of the scanner wire drum shaft 3 Remove the scanner wire drum shaft from the scanner unit Figure 1 6 46 Scanner wire drum gear Scanner wire drum shaft Bushing St...

Страница 195: ...outward 5 Secure the scanner wires using the scanner wire stoppers Figure 1 6 47 6 Refit the scanner wire drum shaft to the scanner unit 7 Insert the two frame securing tools into the positioning holes at the front and rear of the scanner unit to pin the mirror 2 frame in position Figure 1 6 48 Three turns inward Three turns inward Four turns outward Four turns outward Locating ball Scanner wire d...

Страница 196: ...of the scanner unit 5 13 Hook the round terminals onto the scanner tension springs 6 Figure 1 6 49 14 Remove the scanner wire stoppers and frame securing tools 15 Gather the scanner wires toward the locat ing balls 16 Move the mirror 2 frame from side to side to correctly locate the wires in position 17 Put the mirror 1 frame on the scanner rail and move it toward the left side of the machine 18 I...

Страница 197: ...3 Detach the CCD wire from the CCD PCB 4 Remove the four screws holding the ISU and then the ISU 5 Replace the ISU Figure 1 6 52 Refitting the ISU 1 Align the positioning holes of the ISU by pushing it a little and attach the ISU to the scanner unit Attach the ISU with reference to marking C 2 Secure the ISU using the four screws 3 Refit the CCD wire to CCD PCB 4 Refit all the removed parts Figure...

Страница 198: ...t glass upper rear cover middle left cover upper left cover slit glass and front scanner cover see page 1 6 23 3 Remove the four screws holding the right cover and then the cover Remove the seven screws holding the rear cover and then the cover Figure 1 6 54 4 Detach the connector YC8 on the main PCB Detach the connectors YC16 YC17 YC18 and YC19 on the engine PCB Figure 1 6 55 Rear cover Right cov...

Страница 199: ...6 56 6 Remove the screw holding the exit cover and then the cover Remove the two screws holding the inner rear cover and then the cover Figure 1 6 57 7 Remove the front and rear left cover Figure 1 6 58 Scanner unit Pin Pin Pin Pin Inner rear cover Exit cover Front left cover Rear left cover ...

Страница 200: ...out the unit a little Figure 1 6 59 9 Remove the exit tray Figure 1 6 60 10 Remove the four screws and detach the two connector and then remove the laser scan ner unit 11 Replace the laser scanner unit and refit all the removed parts Figure 1 6 61 Exit unit Exit tray Exit tray ...

Страница 201: ...screws and refit the contact glass 5 Adjusting the longitudinal squareness reference Perform the following adjustment if the copy image is longitudinally skewed longitudinal squareness not obtained Caution Adjust the amount of slack in the paper page 1 6 21 first Check for the longitudinal squareness of the copy image and if it is not obtained perform the longitudinal squareness adjustment Before ...

Страница 202: ...d Select the MAIN SCAN ADJ using the up down cursor keys Press the start key Press the stop clear key to exit maintenance mode 6 Adjusting magnification of the scanner in the main scanning direction Perform the following adjustment if the magnification in the main scanning direction is not correct Caution Before making the following adjustment ensure that the above adjustments have been made in ma...

Страница 203: ...e value using the left cursor key Press the start key The new setting is stored Press the start key Select the SUB SCAN ADJ using the up down cursor keys End Press the stop clear key to exit maintenance mode 7 Adjusting magnification of the scanner in the auxiliary scanning direction Perform the following adjustment if the magnification in the auxiliary scanning direction is not correct Caution Be...

Страница 204: ...nge Initial setting ADJUST DATA 1 32 32 7 ADJUST DATA 2 20 20 0 Changing the value by 1 moves the leading edge by 0 17 mm End Select the items to be adjusted using the up down cursor keys ADJUST DATA 1 When normally scanning ADJUST DATA 2 When scanning by 180 rotation 8 Adjusting the scanner leading edge registration Perform the following adjustment if there is regular error between the leading ed...

Страница 205: ...7 mm ADJUST DATA 2 0 084 mm For copy example 1 decrease the value using the left cursor key For copy example 2 increase the value using the right cursor key Press the stop clear key to exit maintenance mode End ADJUST DATA 1 When normally scanning ADJUST DATA 2 When scanning by 180 rotation 9 Adjusting the scanner center line Perform the following adjustment if there is a regular error between the...

Страница 206: ...ms to be adjusted using the up down cursor keys Are the margins correct Press the interrupt key Yes No Proceed to another mode End Press the stop clear key to exit maintenance mode A MARGIN Scanner left margin B MARGIN Scanner leading edge margin C MARGIN Scanner right margin D MARGIN Scanner trailing edge margin 10 Adjusting the margins for scanning an original on the contact glass Perform the fo...

Страница 207: ...Procedure 1 Open the front cover and left cover Remove the waste toner box and toner container 2 Remove the inner cover 3 Remove the screw holding the developing release lever 4 Pull the developing release lever and then release the developing unit Figure 1 6 69 5 Remove the screw and detach the connec tor and then remove the drum unit from MFP 6 Replace the drum unit and refit all the removed par...

Страница 208: ...paration claws Procedure 1 Remove the drum unit see page 1 6 38 2 Push the drum separation claws with the minus driver from the top of the corner hole and remove the claws 3 Replace the drum separation claws and refit all the removed parts Figure 1 6 71 Drum unit Drum separation claws Drum separation claw Coner hole ...

Страница 209: ...2 While lifting the main charger unit toward the upper right remove the unit from the MFP 3 While pressing the main charger release lever in the direction indicated by the arrow at the removal stopper position to release the removal stopper remove the main charger unit from the MFP 4 Replace the main charger unit and refit all the removed parts Figure 1 6 72 Main charger unit Main charger release ...

Страница 210: ...ng unit Follow the procedure below to replace the developing unit Procedure 1 Remove the drum unit see page 1 6 38 2 While lifting the developing unit a little remove the unit from the MFP 3 Replace the developing unit and refit all the removed parts Figure 1 6 73 Developing unit ...

Страница 211: ...nt and rear release lever stoppers and then the stoppers from the release lever shaft Figure 1 6 74 3 Detach the fitting portions located on the front and rear and then remove the transfer roller from the paper conveying unit 4 Replace the transfer roller and refit all the removed parts Figure 1 6 75 Paper conveying unit Rear release lever stopper Front release lever stopper Transfer roller Fittin...

Страница 212: ...blade screwdriver or the like through the groove at the left side of the machine and unlock the engaged portion of front left cover 1 to remove it Figure 1 6 76 3 Remove the screw and then remove the front left cover 2 Figure 1 6 77 4 Remove the screw and then remove the stopper and spacer When attaching the spacer place the fixing unit on the original step Figure 1 6 78 Front left cover 1 Front l...

Страница 213: ...2DA 2DB 1 1 6 44 5 Remove the screw and detach the two con nectors and then remove the fixing unit from MFP 6 Replace the fixing unit and refit all the removed parts Figure 1 6 79 Fixing unit Connectors ...

Страница 214: ... and then separate the fixing right unit and left unit Figure 1 6 80 3 Remove the three screws holding the press roller guide from fixing right unit Figure 1 6 81 4 Remove the press roller from the fixing right unit 5 Replace the press roller and refit all the removed parts Figure 1 6 82 Fixing left unit Fixing right unit Press roller guide Fixing right unit Press roller Fixing right unit ...

Страница 215: ...it and left unit see pages 1 6 43 45 2 Remove the two screws holding each of the fixing heater M and S on the front and rear of the fixing left unit Figure 1 6 83 3 Pull out the fixing heater M and S from the fixing left unit 4 Replace the fixing heater M and S and refit all the removed parts Figure 1 6 84 Fixing heater M Fixing heater M Fixing heater S Fixing heater S Fixing heater S Fixing heate...

Страница 216: ... fixing right unit and left unit see pages 1 6 43 45 2 Detach the fitting portions and then remove the heat roller guide from the fix ing left unit Figure 1 6 85 3 Remove the heat roller separation claws from the fixing left unit 4 Replace the heat roller separation claws and refit all the removed parts Figure 1 6 86 Heat roller guide Fixing left unit Heat roller separation claws Fixing left unit ...

Страница 217: ...parate the fix ing right unit and left unit see pages 1 6 43 45 2 Remove the heat roller separation claws see page 1 6 47 3 Pull out the heat roller bushing from the fix ing left unit and then remove the heat roller 4 Replace the heat roller and refit all the removed parts Figure 1 6 87 Fixing left unit Heat roller Heat roller bushing Heat roller bushing ...

Страница 218: ... the thermostat 4 Replace the fixing thermostat and refit all the removed parts Figure 1 6 88 7 Detaching and refitting the fixing thermistor Follow the procedure below to replace the fixing thermistor Procedure 1 Remove the fixing unit and separate the fix ing right unit and left unit see pages 1 6 43 45 2 Remove the heat roller see page 1 6 48 3 Remove the screw holding the fixing ther mistor an...

Страница 219: ...e fixing unit on the third step from the bottom of the spacer to adjust the spacer position height adjust ment of 0 5 mm In the case of copy example 2 the trailing edge of image of the machine front side becomes longer Place the fixing unit on the first step from the bottom of the spacer to adjust the spacer position height adjust ment of 0 5 mm Figure 1 6 91 Figure 1 6 92 5 Retighten the screw ho...

Страница 220: ...wer plug 2 Remove the rear cover 3 Insert Compact Flash in a socket of the machine insert the surface of Compact Flash toward the machine rear 4 Insert the power plug and turn the power switch on Upgrading firmware starts Caution Never turn the power switch off during upgrading 5 Completed is indicated on the message display when upgrading is complete 6 Turn the power switch off and disconnect the...

Страница 221: ...nsert Compact Flash in a notch hole of the machine insert the surface of Compact Flash toward the machine rear 3 Insert the power plug and turn the power switch on Upgrading firmware starts Caution Never turn the power switch off during upgrading 4 Completed is indicated on the message display when upgrading is complete 5 Turn the power switch off and disconnect the power plug 6 Remove Compact Fla...

Страница 222: ...tage PCB VR201 VR202 VR301 Drum unit zener PCB VR1 1 7 4 Remarks on PCBs replacement Confirm the version of the firmware and upgrade the version in up to date state when replacing PCBs When replacing the engine PCB or main PCB remove the EEPROM from the engine PCB or main PCB that has been removed and then reattach it to the new engine PCB or main PCB Figure 1 7 3 EEPROM EEPROM ...

Страница 223: ...d paper feed pulley The separation pulley prevents multiple sheets from being fed at one time via the torque limiter The bypass tray can hold up to 50 sheets of paper Paper is fed from the bypass tray by the rotation of the bypass paper feed pulley Figure 2 1 1 Paper feed section 1 Separation pulley 2 Forwarding pulley 3 Paper feed pulley 4 Bypass paper feed pulley 5 Bypass separation pad 6 Left r...

Страница 224: ... model only YC8 2 YC6 2 YC8 9 YC8 3 YC8 5 YC8 2 YC8 8 YC10 YC3 YC1 4 YC1 9 YC1 15 YC1 13 YC1 16 YC1 10 YC2 1 2 4 5 YC5 12 YC2 1 YC3 2 YC6 2 YC5 9 YC22 1 2 4 PFCL PFCL RM RM DPFCL YC9 2 3 4 5 DDM A B _A _B RSW RSW PSW PSW PLSW PLSW BYPPFSOL BYPPFCL BYPPWSW BYPPWSW PFCL RM RSW PSW DFSW DFSW BYPPFSOL BYPPWSW ...

Страница 225: ...dary paper feed e 550 ms after the registration motor RM turns on the paper feed clutch PFCL turns off f 1900 ms after the registration motor RM turns on the registration switch RSW turns off At the same time the paper feed clutch PFCL turns on to start primary paper feed of the second sheet g 320 ms after the registration switch RSW turns off the registration motor RM turns off PFCL 105 ms 105 ms...

Страница 226: ...g and the laser scanner unit for printing Figure 2 1 3 Optical section 1 Mirror 1 frame 2 Mirror 2 frame 3 Exposure lamp EL 4 Mirror 1 5 Mirror 2 6 Mirror 3 7 Image scanning unit ISU 8 CCD PCB CCDPCB 9 Laser scanner unit LSU 10 Scanner home position switch SHPSW 11 Original detection switch ODSW 12 Original size detection sensor OSDS ...

Страница 227: ...nt and rear of the machine to scan from side to side The speed of the mirror frames is half the speed of the scanner When the DP is used the scanner and mirror frames stop at the DP original scanning position to start scanning Figure 2 1 4 Optional section block diagram Original INPCB CCDPCB MPCB EPCB PDPCB APCPCB OSDS ODSW SHPSW OSDS ODSW SHPSW EL EL ON SM PDN SM PM LSU PM YC2 1 YC8 1 YC8 18 YC7 ...

Страница 228: ...5 Polygon motor Drives the polygon mirror 6 Fθ lens Corrects for non linearity of the laser beam scanning speed on the drum surface keeps the beam diameter constant and corrects for the vertical alignment of the polygon mirror to ensure that the focal plane of the laser beam is on the drum surface 7 Fθ lens Corrects for non linearity of the laser beam scanning speed on the drum surface keeps the b...

Страница 229: ...g a static latent image on the drum The static latent image of the letter A for example is formed on the drum surface as shown in Figure 2 1 7 Electrical charge is dissipated on the area of the drum surface irradiated by the laser The focal point of the laser beam is moved line by line and adjacent lines slightly overlap each other Figure 2 1 7 Less than 100 m Less than 85 m Main scanning directio...

Страница 230: ...n charger cleaner that is used for cleaning the main charger wire The cleaning section consists of the cleaning blade and cleaning roller that removes residual toner from the drum surface after the transfer process and the cleaning spiral that carries the residual toner back to the waste toner box The cleaning lamp CL consists of LEDs which remove residual charge from the drum surface Figure 2 1 8...

Страница 231: ...eaning lamp CL turns on b 100 ms after the drive motor DM turns on main charging starts c 840 ms after the exit switch ESW off main charging is completed d The drive motor DM turns off at the same time the cleaning lamp CL turns off MHVADJC CL MHVDRN MC Grid Drum HVTPCB YC1 8 YC1 12 YC9 5 YC9 9 YC3 7 8 EPCB ZENER PCB CL Main charging CL DM ESW 100 ms 840 ms ...

Страница 232: ...is formed the doctor blade and the develop ing spirals that agitate the toner Also the toner container sensor TCS checks whether or not toner remains in the toner container Figure 2 1 10 Developing section 1 Developing unit 2 Developing roller 3 Doctor blade 4 Left developing spiral 5 Right developing spiral 6 Toner container 7 Toner container sensor TCS 8 Toner container detection switch TCDSW ...

Страница 233: ... the position of the poles on the mag net roller and the position of the doctor blade A developing bias voltage generated by the high voltage PCB HVTPCB is applied to the developing roller to provide image contrast Figure 2 1 11 Forming a magnetic brush Figure 2 1 12 Developing section block diagram A Doctor blade Developing roller A Distance between the doctor blade and developing roller 0 3 0 05...

Страница 234: ...that has not been exposed to light toner is attracted toward the sleeve and development is not performed When toner comes to an area where the gap between the drum and the developing sleeve is large an electric field disappears and toner does not leave the developing sleeve Development is complete Figure 2 1 13 Single component developing system Developing bias parameters For the bias to the devel...

Страница 235: ...ging Paper after transfer is separated from the drum by applying separation bias that is output from the high voltage PCB HVT PCB to the separation electrode Figure 2 1 15 Transfer and separation sections Figure 2 1 16 Transfer and separation sections block diagram 1 Transfer roller 2 Separation electrode 3 Drum separation claw 4 Drum SHVDRN TC SC THVDRN YC1 10 YC1 6 YC9 7 SHVISELN YC1 14 YC9 3 YC...

Страница 236: ...rging starts transfer charging starts c 670 ms after the registration switch RSW turns off transfer charging ends d 100 ms after transfer charging ends separation charging ends PFCL Primary feed Secondary feed Primary feed Secondary feed 105 ms 250 ms 105 ms 250 ms RSW RM Dev BIAS Separation charging Transfer charging ESW 430 ms 430 ms 150 ms 330 ms 320 ms 150 ms 290 ms 10 ms 670 ms 10 ms 2020 ms ...

Страница 237: ...er mistor FTH and is regulated by the fixing heaters turning on and off If the fixing section becomes abnormally hot fixing thermostat FTS operates shutting the power to the fixing heaters off When the fixing process is completed the paper is separated from the heat roller by its separation claws and is conveyed from the MFP to exit and switchback section Figure 2 1 17 Fixing section Figure 2 1 18...

Страница 238: ... to keep the fixing temperature to the preset temperature If a temperature more than or equal to the preset temperature 20 C 68 F is detected both fixing heater S FH S and fixing heater M FH M are turned off forcibly 2 Fixing temperature control based on ambient temperature This machine performs fixing temperature control based on the ambient temperature Fixing heater S FH S Fixing heater M FH M H...

Страница 239: ...it motor In duplex copying paper is turned over by reverse rotation of the exit motor Figure 2 1 20 Exit and switchback sections Figure 2 1 21 Exit and switchback sections block diagram 1 Feedshift guide 2 Exit roller 3 Exit pulley 4 Feedshift guide 5 Switchback roller 6 Switchback pulley 7 Exit switch ESW 8 Feedshift switch FSSW EPCB EM ESW FSSW YC14 1 2 3 4 YC15 2 YC15 3 EM ESW FSSW ...

Страница 240: ...r is then conveyed to the MFP paper feed section by the upper and lower duplex feed rollers Figure 2 1 22 Duplex section Figure 2 1 23 Duplex section block diagram 1 Duplex feed pulley 2 Upper duplex feed roller 3 Duplex feed pulley 4 Lower duplex feed roller 5 Duplex paper conveying switch DPPCSW DPCB DUPFCL DUPPCSW DUPFCL DUPPCSW YC5 5 YC5 8 YC1 11 YC1 12 EPCB YC8 7 YC8 6 DUPFCL DUPPCSW ...

Страница 241: ...e duplex unit via the exit roller and the switchback roller Paper that has been conveyed to the duplex unit is conveyed to the paper feed section again by rotation of the upper duplex feed roller and the lower duplex feed roller and copying onto the front side is performed Figure 2 1 24 Exit roller Exit roller Switchback roller Exit roller Copying onto reverse side forward rotation of exit motor S...

Страница 242: ... the image off originals 7 Operation unit PCB OPCB Consists of the operation keys and display LEDs 8 Drawer PCB DPCB Controls the electrical components 9 APC PCB APCPCB Generates and controls the laser light 10 PD PCB PDPCB Controls horizontal synchronizing timing of laser beam 11 Registration motor PCB RMPCB Controls the registration motor 12 Printer board PCB PRNPCB Controls the printer function...

Страница 243: ...n 9 Original detection switch ODSW Operates the original size detection sensor 10 Original size detection sensor OSDS Detects the size of the original 11 Registration switch RSW Controls the secondary paper feed start timing 12 Exit switch ESW Detects a paper misfeed in the fixing section 13 Feedshift switch FSSW Detects a paper misfeed in the switchback section in a duplex copy 14 Toner container...

Страница 244: ... the drawer 21 Drawer paper size width switch DPWSW 1 Detects the width of paper in the drawer 22 Drawer paper size length switch DPLSW 1 Detects the length of paper in the drawer 23 Duplex paper conveying switch DUPPCSW 2 Detects a paper misfeed in the duplex unit 1 Optional for 16 ppm model Standard for 20 ppm model 2 Optional ...

Страница 245: ...s the machine interior 5 Cooling fan motor 2 CFM2 Cools the machine interior 6 Cooling fan motor 3 CFM3 Cools the machine interior 7 Polygon motor PM Drives the polygon mirror 8 Registration motor RM Drives the registration roller 9 Drawer drive motor DDM 1 Drives the drawer section 1 Optional for 16 ppm model Standard for 20 ppm model 2 3 4 6 7 5 1 9 8 Machine front Machine inside Machine rear ...

Страница 246: ...ng heater M FH M Heats the heat roller 6 Fixing heater S FH S Heats the heat roller 7 Fixing thermostat FTS Prevents overheating in the fixing section 8 Drawer heater DH 2 Dehumidifies the drawer section 9 Drawer heater DH 2 Dehumidifies the drawer section 10 Drawer paper feed clutch DPFCL 1 Primary paper feed from the drawer 11 Duplex feed clutch DUPFCL 2 Controls the drive of the duplex feed rol...

Страница 247: ...gnal ZCROSSC from the zero cross output circuit through the photo coupler PC3 The fixing heater control circuit is divided into the sub heater output SH OUT and the main heater output MH OUT When the control signals SHEATN and MHEATN input from the machine engine side show a low level this circuit turns on the sub heater and the main heater respectively by turning on the photo triac couplers PC2 a...

Страница 248: ...2DA 2DB 1 2 3 2 Figure 2 3 2 Power source PCB silk screen diagram 220 240 V AC 120 V AC ...

Страница 249: ...ND Ground 12 24V1 O 24 V DC power supply for EPCB 13 24V1 O 24 V DC power supply for EPCB 14 24V O 24 V DC power supply for EPCB YC5 1 5V1 O 5 V DC power supply for FCSSW Connected to the front cover safety switch 2 NC Not used 3 5V3 I 5 V DC power supply YC6 1 H LIVE O AC power supply for FH M S LIVE Connected to the fixing heater M S 2 MH OUT O AC power supply for FH M 3 SH OUT O AC power supply...

Страница 250: ...z Image processing ASIC U7 CPU U56 Image data LDOP SAMPLEN PLGCLK VIDEO_PRT_N OVSYNC LDON BDFAIL0 BDN OUTPEN Code data AFE U3 CCD PCB Network scanner Image memory SDRAM YS1 YS2 YC12 APC PCB Printer board PCB Polygon motor Engine PCB Main PCB XIO U49 LCD controller U17 Operation PCB LCD PCB EEPROM U39 RTC U40 Analog 8bit ADCLK CCDCLK1 2 Serial I O Data bus Address bus IICSDA IICSCL IICSDA IICSCL 8b...

Страница 251: ... B49 B50 A49 A50 B1 B2 A1 A2 13 1 7 1 10 11 18 17 2 1 1 2 19 1 26 25 50 20 1 1 12 5 YC5 YC12 YC2 YC1 YC3 YC13 YC16 YC9 YC7 50 49 100 99 4 2 3 1 2 1 52 51 50 49 100 99 2 1 52 51 72 70 71 69 YS2 YS1 YS15 YC10 YC11 20 19 2 1 2 20 19 1 YS8 13 14 1 2 A19 A20 B19 B20 A1 A2 B1 B2 YS3 ...

Страница 252: ...the opera tion unit PCB 2 SCAN6N O Key switch scan signal 6 3 SCAN5N O Key switch scan signal 5 4 SCAN4N O Key switch scan signal 4 5 SCAN3N O Key switch scan signal 3 6 SCAN2N O Key switch scan signal 2 7 SCAN1N O Key switch scan signal 1 8 SCAN0N O Key switch scan signal 0 9 BUZERDRN O OPCB buzzer signal 10 5V O 5 V DC power supply for OPCB 11 SGND Ground YC6 1 POWERKEYN I Power key operating si...

Страница 253: ...C power supply from PRNPCB 13 E2CSBSYN I Engine communication E2CSBSYN signal 14 3 3V I 3 3 V DC power supply from PRNPCB 15 E2CSDIR I Engine communication E2CSDIR signal 16 PLGCLK O PM clock signal 17 OUTEPN I Laser diode output signal 18 PVSYNC I Printing image interval signal 19 OVSYNC I Original scanning interval signal 20 5VAPC I 5 V DC power supply from PRNPCB YC11 1 SGND Ground Connected to...

Страница 254: ...PLEN LOPSEL0 LOPSEL1 LOPSEL2 LOPSRDY HVCLK DB MHVIADJ THVIADJ ERASER1N ERASER2N THERMA ISU Finisher Job separator Duplex unit Fixing unit RM Paper feeder LSU CPU ASIC MPCB Scanner unit DP INPCB CCDPCB TONEEPY TONEFUL UOPSEL UOPRDY UOPSDO UOPSDI SCLK SLSOLN RLSOLN ICLTN IPPSWN SLEPN ZCROSSC MHEATN SHEATN 24V4 24V1 5V 24V4 5V4 24V4 24V4 C1PLSW1N C1PLSW2N C1PLSW3N C1PWSWN C1PDSW PLSW PWSW 5V2 5V BPWS...

Страница 255: ...am YC24 YC13 YC12 YC4 U13 YC23 YC11 YC7 YC3 YC14 YC15 YC5 YC10 YC20 YC21 YC1 YC2 YC6 YC17 U15 YC16 YC19 YC18 U7 U6 U12 U8 U9 U10 U16 U11 YC8 YC22 YC9 1 6 3 1 6 1 1 1 12 4 1 6 1 1 16 17 U1 X1 1 11 4 1 14 1 22 1 2 1 1 5 7 1 1 4 1 2 9 1 2 1 7 1 15 1 4 1 4 1 1 13 ...

Страница 256: ...f 4 PLGGND Ground 5 PLG 24V4 O 24 V DC power supply for PM 6 ERASE 24V4 O 24 V DC power supply for CL 7 ERASE2N O CL on off 2 8 ERASE1N O CL on off 1 9 FAN1DRN O CFM1 on off 10 24V1 O 24 V DC power supply for CFM1 11 THERMA 5V O 5 V DC power supply for FTH 12 THERMA I FTH analog signal 13 TONEGND Ground 14 TONEFUL I OFS on off 15 TONE 5V2 O 5 V DC power supply for OFS YC4 1 5V O 5 V DC power suppl...

Страница 257: ...on off 7 IPPSWN I DUPPCSW on off 8 BPWSW I BYPPWSW on off 9 REGSWN I RSW on off 10 TONEPY I TCS on off 11 SGND Ground 12 5V2 O 5 V DC power supply for DPCB 13 C1PWSWN I PWSW on off 14 HUMIDC I HUMSENS analog signal 15 HMCLK2 O HUMSENS clock signal 2 16 HMCLK1 O HUMSENS clock signal 1 17 TEMP I HUMSENS analog signal YC9 1 HVCLK O Developing bias clock signal Connected to the high voltage PCB 2 5V O...

Страница 258: ...NBN I Key counter set signal YC14 1 COMDA O EM control signal A Connected to the exit motor 2 COMDNB O EM control signal _B 3 COMDNA O EM control signal _A 4 COMDB O EM control signal B YC15 1 PGND Ground Connect to the exit switch and feedshift switch 2 EXTSMN I ESW on off 3 SEPSWN I FSSW on off 4 5V2 O 5 V DC power supply for ESW FSSW YC16 1 ISMDA O SM control signal A Connected to the scan ner ...

Страница 259: ...rom PSPCB 4 PGND Ground 5 PGND Ground 6 COUNTN Not used 7 MHEATN O FH M on off 8 SHEATN O FH S on off 9 SLEPN O Power source sleep signal 10 ZCROSSC O Zero cross signal 11 SGND Ground 12 24V2 I 24 V DC power supply from PSPCB Via LCSSW 13 SGND Ground 14 5V3 I 24 V DC power supply from PSPCB Via LCSSW YC22 1 C1PLSW3N I PLSW on off Connected to the paper size length switch and toner con tainer detec...

Страница 260: ...SBD15 0 USBVBUS USBINT PDATA7 0 NSELIN USB I F YC5 Network I F P1284DIR U34 3 3V 1 8V regulator 3 3V 1 8V U33 U5 3 3V 2 5V regulator 3 3V 2 5V U32 3 3V regulator circuit 5VCONV 3 3 V SDRAM data bus SDD31 0 SDD31 0 SDD15 0 SDD31 16 SDA12 0 SDA12 0 SDRAM address bus YS2 SDD31 0 Option SDRAM DIMM socket SDCLK1 2 SDA12 0 SDCLK0 SDCSN0 IICSCL IICSDA SDCSN2 3 SDRASN SDCASN SDWEN SDBA1 SDBA0 SDCLKE DQMN3...

Страница 261: ... 2 3 15 Figure 2 3 8 Printer board PCB silk screen diagram YC1 50 25 26 1 YC10 YC12 YC6 2 1 16 15 B2 B1 A2 A1 B30 B29 A30 A29 1 22 YS2 YS1 YC2 26 19 1 1 1 5 10 36 18 99 100 49 50 72 70 71 69 1 50 25 YC3 YC11 YC9 ...

Страница 262: ...nd 19 SGND Ground 20 5V1 I 5 V DC power supply from EPCB 21 PGND Ground 22 24V I 24 V DC power supply from EPCB YC7 1 24V O 24 V DC power supply for MPCB Connected to the main PCB 2 SGND Ground 3 12VCCD O 12 V DC power supply for MPCB 4 E2CSGND Ground 5 E2CRSTN O Reset signal 6 E2CEGIRN O Engine communication E2CEGIRN signal 7 PDMASKN O Printing image interval signal 8 E2CEGSO O Engine serial comm...

Страница 263: ...B 9 C2PSCKN O Engine communication clock signal 10 5V O 5 V DC power supply for MPCB 11 C2PEGSI I Engine serial communication transmission 12 5V O 5 V DC power supply for MPCB 13 C2SBSYN I Engine communication C2SBSYN signal 14 3 3V O 3 3 V DC power supply from PRNPCB 15 C2PSDIR I Engine communication E2CSDIR signal 16 PRBDN I Laser sync signal 17 SGND Ground 18 C2PVIDEO_PRN_N O C2PVIDEO_PRN_N sig...

Страница 264: ...l SCAN0 back to the main PCB MPCB via the return signal KEY9 The main PCB MPCB locates the position where the line outputting the scan signal and the line inputting the return signal cross and thereby determines which key switch was operated YC1 YC2 SGND 5V BUZERDRN SCAN0 SCAN1 SCAN2 SCAN3 SCAN4 SCAN5 SCAN6 SCAN7 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 KEY0 KEY1 KEY2 KEY3 KEY4 KEY5 KEY6 KE...

Страница 265: ...2DA 2DB 1 2 3 19 Figure 2 3 10 Operation unit PCB silk screen diagram ...

Страница 266: ...nal 7 YC2 1 KEY0 O Key switch return signal 0 Connected to the main PCB 2 KEY1 O Key switch return signal 1 3 KEY2 O Key switch return signal 2 4 KEY3 O Key switch return signal 3 5 KEY4 O Key switch return signal 4 6 KEY5 O Key switch return signal 5 7 KEY6 O Key switch return signal 6 8 KEY7 O Key switch return signal 7 9 KEY8 O Key switch return signal 8 10 KEY9 O Key switch return signal 9 11 ...

Страница 267: ...r U2 are sent from the main PCB MPCB and then input to the CCD sensor U2 via the clock drivers U1 and U3 Image signals are analog signals Even and odd numbered pixels are output separately These analog image signals are amplified in the transistors TR1 to 4 and then transmitted to the analog signal processing circuit in the main PCB MPCB MPCB Tr AMP Driver CCD sensor U2 U1 U3 CCDPCB ...

Страница 268: ...und 4 CP I MPCB CP signal 5 SGND Ground 6 RS I MPCB RS signal 7 SGND Ground 8 CCDCLKN I CCDCLKN signal 9 SGND Ground 10 CCDCLK I CCDCLK signal 11 SGND Ground 12 12V I 12 V DC power supply from MPCB 13 SGND Ground 14 5V I 5 V DC power supply from MPCB 15 CCDEN Ground 16 CCDE O CCDPCB image scanning signal 17 CCDON Ground 18 CCDO O CCDPCB image scanning signal U1 U2 U3 U4 YC1 ...

Страница 269: ...sheets PFCL Primary feed Scondary feed Primary feed Scondary feed 105 ms 250 ms 105 ms 250 ms RSW RM Dev BIAS Separation charging Transfer charging ESW YC8 3 YC8 9 YC4 4 YC9 7 YC9 11 YC15 2 430 ms 430 ms 150 ms 330 ms 320 ms 150 ms 290 ms 290 ms 10 ms 670 ms 10 ms 2020 ms 100 ms 1900 ms 16 ppm model 1810 ms 20 ppm model ...

Страница 270: ...Scondary feed Primary feed Scondary feed 120 ms 1100 ms 120 ms 1100 ms 2700 ms 2700 ms 16 ppm model RSW RM Dev BIAS ESW 434 ms 434 ms 330 ms 320 ms 290 ms 290 ms 10 ms 670 ms 670 ms 10 ms 2015 ms 100 ms 100 ms 320 ms 330 ms 1800 ms YC8 3 YC8 9 YC4 4 YC9 7 YC9 11 YC15 2 Separation charging Transfer charging 2510 ms 20 ppm model ...

Страница 271: ... single side mode original size A4 11 x 8 1 2 two sheets DPFCL1 Primary feed Scondary feed Scondary feed Primary feed 200 ms 200 ms RSW RM YC8 9 YC4 4 DDM1 YC8 2 YC9 2 3 4 5 ESW 150 ms 290 ms 1740 ms 1740 ms 150 ms 290 ms 290 ms 10 ms 670 ms 2220 ms 100 ms 10 ms YC9 7 YC9 11 YC15 2 Separation charging Transfer charging ...

Страница 272: ...2 two sheets DPFCL2 Primary feed Scondary feed Scondary feed Primary feed 200 ms 200 ms DDM1 RSW DDM2 1420 ms 1370 ms 1370 ms 1420 ms 290 ms 150 ms 150 ms 290 ms 290 ms 10 ms 670 ms 2220 ms ESW RM DFSW1 YC8 9 YC9 7 YC9 11 YC15 2 YC4 4 10 ms 100 ms Separation charging Transfer charging YC8 2 YC9 2 3 4 5 YC6 2 YC9 2 3 4 5 ...

Страница 273: ...U print start timing Adjusting the center line of the bypass tray printing adjustment LSU BYP 1 6 18 U034 U034 test pattern Registration motor turning on timing sec on dary paper feed start timing Adjusting the leading edge registration of the drawer printing adjust ment RCL ON First paper feeder select RCL T1 Second paper feeder select RCL T2 Third paper feeder select RCL T3 Duplex copying select...

Страница 274: ...al placed on the contact glass U072 For copying originals from the DP 1 6 36 1 4 18 U067 U072 Test chart Adjusting the original scan data image adjustment 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 DP 1 6 37 1 4 44 U403 U404 Te...

Страница 275: ... specified original P N 2A068021 the following adjustments are automatically made Adjusting the DP magnification U070 Adjusting the DP scanning timing U071 Adjusting the DP center line U072 Image quality Item Specifications 100 magnification Copier 0 8 Using DP 1 5 Enlargement reduction Copier 1 0 Using DP 1 5 Lateral squareness Copier 1 5 mm 375 mm Using DP 3 0 mm 375 mm Margins A 3 0 2 5 mm B 3 ...

Страница 276: ... 2BL16080 3 24 Slit glass CONTACT GLASS ADF 2C912280 10 27 Contact glass CONTACT GLASS 2C912250 10 24 Mirror 1 MIRROR A 2C912390 10 37 Mirror 2 and mirror 3 MIRROR B 2AV12160 10 4 Lens LENS 2C912500 Reflector REFLECTOR SCANNER 2C912110 10 12 Exposure lamp LAMP SCANNER YG 2C912090 10 10 Front scanner rail FRONT RAIL SCANNER 2C912070 Rear scanner rail REAR RAIL SCANNER 2C912080 Original size detecti...

Страница 277: ... alcohol or a dry cloth Registration cleaner Clean or replace Every 150 000 counts Vacuum 1 6 15 Trans guide film Clean or replace Feed roller Clean or replace Clean with the alcohol 1 6 7 Feed pulley Clean or replace Clean with alcohol or a dry cloth Section Maintenance part location Method Maintenance cycle Points and cautions Page Optical section Slit glass Clean Every 150 000 counts Clean with...

Страница 278: ...e if the problem occurs 1 6 43 Heat roller Clean Every 150 000 counts Clean with alcohol 1 6 48 Press roller Clean Every 150 000 counts Clean with alcohol 1 6 45 Heat roller separation claw Clean or replace Every 150 000 counts Clean with alcohol Replace if it is being lacking deforme d or rubbing 1 6 47 Section Maintenance part location Method Maintenance cycle Points and cautions Page Exit secti...

Страница 279: ...9 10 11 12 1 2 2 1 FAN1DRN 24V1 THERMA 5V THERMA YC14 4 3 2 1 COMDA COMDNB COMDNA COMDA 5V OUT1 OUT2 GND 2 1 GY GY 1 2 7 6 5 4 3 1 2 3 4 5 1 2 3 4 2 1 6 7 24V4 PGND 3 2 1 3 2 1 3 2 1 3 2 1 1 2 3 LAMP N C LAMP ISMDA ISMDNB ISMDNA ISMDB YC13 YC16 1 2 2 1 YC12 YC17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 1 2 3 4 5 6 7 OE LB YW PK GN BE GY 7 6 5 4 3 2 1 FTH FCSSW YC5 YC2 KEY COUNTER OR KEY CARD O...

Страница 280: ......

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