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Kyocera AD-63, Service Manual

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Kyocera AD-63 Service Manual Download Page 206

2FD/2FF/2FG

1-5-41

Causes

Check procedures/corrective measures

1. Dirty contact glass.

2. Dirty or flawed drum.

3. Deformed or worn cleaning blade.

4. Dirty scanner mirror.

5. Dirty main charger wire.

(6) A black line appears

longitudinally.

Causes

1. Dirty contact glass.
2. Dirty or flawed drum.
3. Deformed or worn cleaning blade.
4. Dirty scanner mirror.
5. Dirty main charger wire.

Clean the contact glass.

Perform the drum refresh operation. If the drum is flawed, replace
the drum unit.

Replace the cleaning blade.

Clean the scanner mirror.

Clean the main charger wire or, if it is extremely dirty, replace it.

Causes

Check procedures/corrective measures

1. Dirty main charger wire.

2. Defective exposure lamp.

Causes

Check procedures/corrective measures

1. Flawed drum.

2. Dirty developing section.

3. Leaking main charger housing.

4. Leaking separation electrode.

(7) A black line ap-

pears laterally.

Causes

1. Flawed drum.
2. Dirty developing section.
3. Leaking main charger housing.
4. Leaking separation electrode.

(8) One side of the

copy image is
darker than the
other.

Causes

1. Dirty main charger wire.
2. Defective exposure lamp.

Replace the drum unit.

Clean any part contaminated with toner in the developing section.

Clean the main charger wire, grid and shield.

Clean the separation electrode.

Clean the wire or, if it is extremely dirty, replace it.

Check if the exposure lamp light is distributed evenly. If not, replace
the exposure lamp (see page 1-6-25).

Summary of Contents for AD-63

Page 1: ...SERVICE MANUAL Published in Aug 03 2FG70760 KM 3035 4035 5035 Contains AD 63 DF 78 J 1402 PF 70 RA 1 PF 75...

Page 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...

Page 3: ...sonnel to ensure the safety of their customers their machines as well as themselves during maintenance activities Service personnel are advised to read this booklet carefully to familiarize themselves...

Page 4: ...mpliance with warning messages using this symbol WARNING Serious bodily injury or death may result from insufficient attention to or incorrect compliance with warning messages using this symbol CAUTIO...

Page 5: ...or dusty place This may cause fire or electric shock Do not install the copier near a radiator heater other heat source or near flammable material This may cause fire Allow sufficient space around th...

Page 6: ...clean Dirt on them can cause abnormally high temperatures Do not remove the ozone filter if any from the copier except for routine replacement 2 Precautions for Maintenance WARNING Always remove the...

Page 7: ...t all the caution labels that should be present on the machine according to the instruction handbook are clean and not peeling Replace with new ones if necessary Handle greases and solvents with care...

Page 8: ...through document processor option 1 3 34 1 3 9 Installing the Printing System option 1 3 35 1 3 10 Installing the Scanning System option 1 3 37 1 3 11 Installing the built in finisher option 1 3 40 1...

Page 9: ...ower switch is turned on 1 5 46 2 The drive motor does not operate C2000 1 5 46 3 The paper feed motor does not operate C2500 1 5 46 4 The eject motor does not operate 1 5 46 5 The upper lift motor do...

Page 10: ...onveying path 1 5 55 8 Abnormal noise is heard 1 5 55 1 6 Assembly and Disassembly 1 6 1 Precautions for assembly and disassembly 1 6 1 1 Precautions 1 6 1 2 Running a maintenance item 1 6 2 1 6 2 Pap...

Page 11: ...1 7 3 Remarks on main PCB replacement 1 7 2 1 7 4 Upgrading the the printer board firmware 1 7 3 2 1 Mechanical construction 2 1 1 Paper feed section 2 1 1 2 1 2 Main charging section 2 1 5 2 1 3 Opt...

Page 12: ...7 Timing chart No 8 2 4 8 Timing chart No 9 2 4 9 Timing chart No 10 2 4 10 Timing chart No 11 2 4 11 Chart of image adjustment procedures 2 4 12 Maintenance parts list 2 4 15 Periodic maintenance pro...

Page 13: ...A3 11 17 23 copies min B4 81 2 14 23 copies min A4 11 81 2 40 copies min A4R 81 2 11 27 copies min 50 cpm copier A3 11 17 26 copies min B4 81 2 14 26 copies min A4 11 81 2 50 copies min A4R 81 2 11 3...

Page 14: ...D Functions Auto paper selection mode Image quality selection Auto magnification selection mode Zoom mode Preset zoom mode XY zoom mode 2 sided copy modes Page separation Split copy modes Margin mode...

Page 15: ...ver handle 4 Conveying cover 5 Bypass tray 6 Insert guides 7 Toner container 8 Toner container release lever 9 Toner disposal tank 0 Cleaning shaft Front cover Power switch Copy store section Platen O...

Page 16: ...7 Default Setting Counter key 8 Numeric key 9 Touch panel 0 Brightness adjustment control dial Copier key Indicator lamp Printer key Indicator lamp Scanner key Indicator lamp Fax key Indicator lamp Au...

Page 17: ...h Figure 1 1 3 Machine cross section 1 Paper feed section 2 Main charging section 3 Optical section 4 Developing section 5 Transfer and separation section 6 Cleaning and charge erasing section section...

Page 18: ...ure 1 1 4 As viewed from machine rear 1 Drive motor gear 2 Drum gear Z76H Z30H 3 Drum gear Z70H 4 Gear Z76H Z35H 5 Gear Z50H 6 Gear Z36S Z31H 7 Gear Z37H 28H 8 Gear Z34H 9 Registration clutch gear 0 G...

Page 19: ...Z76H Z35S 3 Feed gear Z25 4 Feed gear Z25 5 Feed gear Z25 6 Feed gear Z25 7 Gear Z41S Z24S P30 8 Upper paper feed clutch gear 9 Paper feed drive belt 0 Gear Z41S Z24S Lower paper feed clutch gear Gear...

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

Page 21: ...on Avoid direct sunlight or bright lighting Ensure that the photoconductor will not be exposed to direct sunlight or other strong light when removing paper jams Avoid extremes of temperature and humid...

Page 22: ...units 1 and 2 Install the toner container Connect the power cord Load paper Make test copies Print out the user setting list Output an own status report maintenance item U000 Exit maintenance mode Sta...

Page 23: ...ur handles for transport on the right and left sides and hold them For the left front handle for transport open the door and push it into the machine before pulling out the handle Handle for transport...

Page 24: ...rd 3 Upper left pad 4 Upper right pad 5 Outer case 6 Inner frame 7 Eject spacer 8 Belts 9 Bottom pad 0 Machine cover Front left pad Front right pad Bottom left pad Bottom right pad Skid Plastic bag Ba...

Page 25: ...ion switch 2 Remove the pad at the eject section 5 Remove the tape holding the power cord 4 Remove the three tapes holding the pins for light source units 1 and 2 5 Remove the tape holding the conveyi...

Page 26: ...e two pins for light source unit 1 and the pin for light source unit 2 Figure 1 3 5 Figure 1 3 6 Remove the pins holding light source units 1 and 2 Tape Light source unit 2 pin Light source unit 1 pin...

Page 27: ...ner approximately 10 times in the horizontal direction to stir toner 4 Gently push the toner container into the copier along the rails Push the container all the way into the copier until it locks in...

Page 28: ...ng 10871087 using the numeric keys 2 Enter 130 using the numeric keys and press the start key 3 Press the start key to execute the maintenance item The drive stops within approximately 5 minutes 4 Pre...

Page 29: ...ng copy operation at toner empty detection Changing the copy count timing Setting the display order of the date Setting auto application change time Default setting Auto rotation copy Sort copy Switch...

Page 30: ...at head screws P N B2303060 One 1 M3 bronze nut P N C2303000 Procedure 1 Fit the key counter socket assembly to the key counter retainer using the two screws and nut 2 Fit the key counter mount to the...

Page 31: ...etainer on the copier using the screw 9 Insert the key counter into the key counter socket assembly 10 Turn the main switch on and enter the maintenance mode 11 Run maintenance item U204 and select KE...

Page 32: ...Pull the upper and lower drawers out 3 Fit the drawer heater to the bottom of the machine and bind the wire of the drawer heater with the band 4 Put the wire of the drawer heater out of the machine th...

Page 33: ...r source PCB unit 6 Remove the two screws and pull out the wire of the drawer heater that has been put out of the rear frame while raising the power source PCB unit 7 Insert the connector of the drawe...

Page 34: ...9 Figure 1 3 20 2 Place the copier on top of the paper feeder with the positioning pins at the front left and right of the paper feeder aligned with the holes in the base of the copier 3 Secure the co...

Page 35: ...the copier 8 Route the harness through the clamp on the retainer Check that the harness and the motor do not contact 9 Fit the retainer using the screw removed in step 6 and the two CVM4 06 cross hea...

Page 36: ...is to be installed 13 Connect the copier power plug to the wall outlet and turn the copier power switch on 14 Load paper into the drawer and make a test copy to check the operation Figure 1 3 24 Figur...

Page 37: ...the white arrow e and retighten the three screws If the test pattern output example looks like B move the adjuster in the direction of the black arrow b and retighten the three screws 5 Output the te...

Page 38: ...paper deck with the positioning pins at the front left and right of the large paper deck aligned with the holes in the base of the copier 3 Secure the copier to the large paper deck using the two pin...

Page 39: ...crew Figure 1 3 33 5 Remove the screw and then the cover from the rear of the large paper deck 6 Remove the screw from the rear of the copier 7 Insert the 12 pin connector of the large paper deck into...

Page 40: ...ust them to level the machine 11 Fit the stay to the lower left of the large paper deck toward the rear using the two M4 16 chrome TP screws such that it makes contact with the floor Note Do not fit t...

Page 41: ...e of paper to be used Secure the lateral size adjusters using the screw for each 5 Move the front and rear sliders two at each point outward until they make contact with the lateral size adjusters 6 R...

Page 42: ...b and retighten the two screws If the test pattern output looks like B move the adjuster in the direction of the white arrow e and retighten the two screws 5 Output a test pattern again 6 Repeat steps...

Page 43: ...ying cover such that the projections on the cover fit into the two ends of the curl eliminator 4 Secure the curl eliminator using the two screws removed in step 2 5 Close the conveying cover 6 Fit the...

Page 44: ...cover 8 Remove 13 screws and take off the shield cover 9 Insert the board supports into the three round holes of the IPC PCB Detach the 10 pin connector four wires from YC4 on the main PCB and connect...

Page 45: ...1 J2 Main PCB IPC PCB Round hole Round holes Board supports Board support Figure 1 3 48 13 Align the rail retainer with the groove of the guide rail and attach the rail retainer to the guide rail Make...

Page 46: ...inding screws for each 16 Orient the guide rail such that its pulley is positioned toward the copier and then fit the caster rails to the spacer 17 Secure the rail retainer to the copier using two M4...

Page 47: ...et Note When installing the switchback unit use screw hole a in the guide rail when not installing the switchback unit use screw hole b in the guide rail 20 Adjust the position of the rail fixing plat...

Page 48: ...haft of the stapler unit as shown in the illustration If the plate in the middle portion stay transport is grasped the unit may be deformed resulting in paper jams 23 Close the front panel Installing...

Page 49: ...hook of the switchback unit on the loosely fitted M3 8 binding screws 5 Tighten the loosely fitted M3 8 binding screws 6 Secure the switchback unit using two M4 12 TP screws 7 Close the switchback un...

Page 50: ...inserted see step 8 11 Fit the two support rubbers removed in step 1 to the switchback unit 12 If the finisher and the copier do not engage securely perform the following finisher height adjustment Ad...

Page 51: ...isher is joined to the copier viewed from the machine front Note Turning the adjustment bolts clockwise lowers the finisher while turning them counterclockwise lifts the finisher 5 Adjust the height o...

Page 52: ...is installed 6 Adjust the height of the front right caster in the same manner as in step 4 so that the hook of the latch catch is aligned with the projection of the switchback unit when the finisher...

Page 53: ...check that the finisher and the switchback unit operate correctly Setting the booklet stapling position 1 Enter the maintenance mode and run U246 2 Select Saddle finisher and press the start key 3 Sel...

Page 54: ...g to the wall outlet and turn the power switch on 4 Place the original on the DP and make a test copy Check the operation and the copy image 5 If the copy image is different from the original run the...

Page 55: ...the printing system all the way in along the rails and fasten it with 2 screws Install the optional network printer board 3 Remove 2 screws and take off the cover 4 Push the network printer board all...

Page 56: ...l Memory DIMM 7 Remove the printing system and insert the optional memory DIMM firmly into either of the memory slots Push the DIMM firmly into the slot so that the two hooks one hook at each end of t...

Page 57: ...the rear cover Figure 1 3 79 If the printing system is installed 2 Remove the 2 screws holding the printer system in place and pull the printing system out of the shield cover Screws Printer system Fi...

Page 58: ...ield cover Screws 4 Remove 2 screws and take off the cover 5 Firmly push connector CN1 on the scanner board all the way into connector YC46 on the main PCB 6 Fasten the scanner board with 2 screws Fig...

Page 59: ...1 3 84 Figure 1 3 83 If the printing system was installed 8 Reinstall the printing system into the shield cover fastening it into place with 2 screws Screws Printing system 9 Reattach the rear cover...

Page 60: ...deformed resulting in a malfunction Figure 1 3 86 Upper left cover Screw Pin 2 Open the conveying cover and the front cover 3 Loosen the two screws on the left side and the screw on the front side op...

Page 61: ...on cover with the mounting plate 6 Remove the two screws and then remove the inner ejection cover Figure 1 3 89 Screws Inner ejection cover 7 Remove the screw located at the front of the static charge...

Page 62: ...in that has been fitted to the transfer unit 11 Insert the metal hook of the transfer unit into the oblong hole of the frame of the copier and secure it using a TP A bronze screw M3 05 Insert the proj...

Page 63: ...and connect the connector white of the intermediate tray to the transfer unit Connect the connectors gray to the connectors of the copier as shown in the illustration Connect the gray connector with m...

Page 64: ...t side to secure the cover with the copier secure the front side using the screw that has been removed in step 3 and secure the right side using a TP A chrome screw M3 05 18 Close the conveying cover...

Page 65: ...idge into the stapler 21 Close the staple cover 22 Insert the power plug of the copier into an outlet and turn the power switch on 23 Select the staple mode and make a stapled copy to check that stapl...

Page 66: ...1 3 103 Figure 1 3 104 5 Remove the two screws and remove the ejection cover with the mounting plate Screws Screw Hook Left front cover Ejection cover Screws 2 Open the conveying cover and the front...

Page 67: ...er 7 Insert the job separator into the copier from the front side and slide it to the left Secure the front side using a TP A bronze screw M3 05 and the rear side using a pin Check to see if the branc...

Page 68: ...pen the left transfer cover and the front cover Fit the left front cover JS to the location to which the upper front cover that has been removed in step 3 was fitted Figure 1 3 107 Connector Connector...

Page 69: ...he rear cover 3 Remove 13 screws and take off the shield cover If the printing system is installed 2 Remove the 2 screws holding the printer system in place and pull the printing system out of the shi...

Page 70: ...ard assembly 6 Fasten the NCU board assembly into place from the bottom with two M3 06 chrome binding screws 7 Connect the three connectors from the NCU board assembly to the corresponding connectors...

Page 71: ...auxiliary power source PCB assembly CN1 FAX PCB Power cable CN1 Auxiliary power source PCB assembly Figure 1 3 116 10 Connect the three positive connectors on the power board to the corresponding conn...

Page 72: ...y YC8 Opening 2 pin connector with green cable 2 pin connector Fax board Figure 1 3 119 14 Unlock YC1 on the fax board by pulling its connector housing 15 Hold the fax cable with its conductive side f...

Page 73: ...igure 1 3 121 19 Hang the modular cover onto the holes on the controller box cover and fasten it into place with 1 screw Screw Modular cover Screw Holes Modular cover Figure 1 3 122 17 Fasten the shie...

Page 74: ...d cover fastening it into place with 2 screws Screws Printing system Figure 1 3 124 21 Reattach the rear cover with 13 screws Figure 1 3 125 22 Adhere the certification labels to the rear cover at the...

Page 75: ...the PQRS TUV WXYZ label and do not use the PRS TUV WXZ and OPER labels 25 Connect the L terminal to the phone circuit using a modular connector cable Important On 120 V systems use the included modula...

Page 76: ...e illustration At the position of the version number of the software is displayed 8 After completing the installation run a communications test to confirm that the fax system is working correctly Japa...

Page 77: ...49 connector on the main PCB and to the connector on the hard disk Caution Connect the blue connector of the wire to the YC49 connector of the main PCB and connect the black connector of the wire to t...

Page 78: ...d disk and secure it with the screw that has been removed in step 1 5 Insert the power plug of the copier to the outlet and turn the power switch on 6 Run maintenance item U024 to initialize the hard...

Page 79: ...assembly Left cover 3 Fit the curl eliminator to the left cover such that the projections on the cover fit into the two ends of the curl eliminator 4 Secure the curl eliminator using the two screws re...

Page 80: ...reverse side of the rail retainer 8 Orient the guide rail such that its pulley is positioned toward the copier 9 Secure the rail retainer to the copier using two M4 10 binding screws such that the fr...

Page 81: ...t 12 Adjust the position of the rail fixing plate so that the gap between the plate and the floor is approximately 8 0 mm and then tighten the two loosely fitted M4 6 binding screws If the finisher an...

Page 82: ...of the latch catch is aligned with the marking of the slot of the finisher when the finisher is joined to the copier viewed from the machine front Note Turning the adjustment bolt clockwise lifts the...

Page 83: ...m when the finisher is detached from the copier 5 Reattach the removed parts to their original positions Connecting the signal cable 1 Connect the signal cable of the finisher to the copier Operation...

Page 84: ...ft cover so that the projections at each end fits into place 4 Fasten the curl eliminator into place with the two screws removed at step 2 5 Fasten the retainer to the left cover with the two M4 8 TP...

Page 85: ...g screw from the rail unit move it into the front screw hole and screw it in 3 Pull out the two fastening pins holding the waste punch box in place and take the waste punch box out of the finisher Rai...

Page 86: ...copier s finisher attachment area with the two M4 10 TP A bronze screws 8 Move the finisher next to the copier and open the finisher s front cover Adjust the height adjustment screw in the rail unit u...

Page 87: ...r 11 Open the finisher s front cover 12 Remove the tape securing the internal tray unit 13 Remove the fastening pin holding the internal tray unit in place and pull out the middle tray unit M4 10 TP A...

Page 88: ...ins securing the stapler unit at the bottom of the intermediate tray unit 16 Raise the stapler unit in the indicated direction and load the two stapler cartridges into the unit Stapler unit Tape Cushi...

Page 89: ...front cover 19 Fasten the main tray to the finisher using the two fixing guide pins and the two hexagonal cap nuts 20 Hold the auxiliary tray vertically attach it to the top of the finisher and lower...

Page 90: ...the two screws securing the retainer move the retainer as necessary to adjust and then retighten the screws If holes are off center toward the front of the copier case a in illustration Move the reta...

Page 91: ...front cover If excessive upward curl case d in illustration 1 Loosen the four screws and remove the finisher s upper cover 2 Move the upper lever one step to the right Note The lever is initially set...

Page 92: ...e key Execute original size registration page 1 4 7 Press the Close key Press the Counter check key Check the total counter page 1 4 8 Press the Document Management key Press the Close key Enter the m...

Page 93: ...f copies made under all department ID codes as a whole will be displayed 2 Press the Print report key The copy management report is printed out 3 Press the Counter clear key to clear all of the copy c...

Page 94: ...adjustment step Sets the number of exposure steps for the manual exposure mode 1 Select Exposure steps and then press the Change key 2 Select 1 step or 0 5 step key Original quality Sets the default...

Page 95: ...this copier 1 Select Adjust auto exposure OCR and then press the Change key 2 Adjust the exposure using the Lighter key or the Darker key Setting range 3 to 3 Manual exposure adjustment text photo mo...

Page 96: ...Select On or Off key Registration keys ON OFF Sets whether or not to allow a Register key to be displayed in the screen for those function and modes which can be registered under the registration key...

Page 97: ...ction automatically engages and puts the copier in the sleep mode if no operation has been performed on the copier during that time 1 Select Sleep mode changing time and then press the Change key 2 Pr...

Page 98: ...the Change key 2 Select Low power mode or Sleep mode key 5 Bypass setting Paper size and type Sets the paper size and paper type for the bypass settings When using special papers such as transparency...

Page 99: ...d press the Change key 4 Enter the password and press the Close key 5 Press the Close key 6 Press the End key Box data deletion Deletes the data in the synergy print box 1 Press the Box editting key 2...

Page 100: ...Enter 001 using the cursor up down keys or numeric keys and press the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run Pre...

Page 101: ...0 0 0 0 U053 Performing fine adjustment of the motor speed Drive motor 7 Eject motor 9 Polygon motor 0 U060 Adjusting the scanner input properties 12 U061 Turning the exposure lamp on U063 Adjusting...

Page 102: ...during copying 140 Primary stabilization fixing temperature 135 Secondary stabilization fixing temperature 145 OFF time of fixing heater M 12 Fixing correct temperature for large size copying 50 30 cp...

Page 103: ...ming After ejection U264 Setting the display order of the date Inch specifications MONTH DATE YEAR Metric specifications DATE MONTH YEAR U265 Setting OEM purchaser code U266 Setting the number of days...

Page 104: ...ter value U910 Clearing the black ratio data U911 Checking clearing copy counts by paper sizes U917 Setting backup data reading writing U920 Checking the copy counts U925 Checking clearing the system...

Page 105: ...2 paper is available a report of this size is output If not specify the paper feed location When output is complete the screen for selecting an item is displayed Completion Press the stop clear key a...

Page 106: ...rom the symbols displayed on the touch panel as shown below To move the cursor press Left or Right in the bottom row Left Space Right 2 Press the start key The phone number is set and the screen for s...

Page 107: ...operation panel other than the energy saver preheat key 5 To control the paper feed pulley remove all the paper in the drawers or the drawers With the paper present the paper feed pulley does not ope...

Page 108: ...everse 3 Press the start key All data in the backup RAM is initialized and the original settings for Inch specifications are set When initialization is complete the machine automatically returns to th...

Page 109: ...verse 3 Press the start key The setting data of scanner function initial settings are initialized and the registered transmission and reception are cleared Completion Press the stop clear key The scre...

Page 110: ...displayed U031 Checking switches for paper conveying Description Displays the on off status of each paper detection switch on the paper path Purpose To check if the switches for paper conveying opera...

Page 111: ...DUPFCL Completion Press the stop clear key The screen for selecting a maintenance item No is displayed U033 Checking solenoid operation Description Turns each solenoid on Purpose To check the operati...

Page 112: ...e stop clear key The screen for selecting a maintenance item No is displayed U038 Checking the copier cover switch Description Displays the on off status of each cover switch Purpose To check if the s...

Page 113: ...scanning direction POLYGON MOTOR Increasing the setting makes the setting makes the image shorter in the main scanning direction and longer in the auxiliary scanning direction decreasing the image lon...

Page 114: ...it makes the density higher 2 Press the start key The value is set Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt copy mode Comple...

Page 115: ...t copy mode Completion Press the stop clear key at the screen for adjustment The screen for selecting a maintenance item No is displayed U065 Adjusting the scanner magnification Adjustment See pages 1...

Page 116: ...the start key The screen for executing is displayed Setting 1 Change the setting using the cursor up down keys Description Setting range Initial setting Change in value per step Original conveying mot...

Page 117: ...Initial setting Change in value per step LEAD EDGE ADJ DP leading edge registration 32 to 32 12 0 19 mm TRAIL EDGE ADJ DP trailing edge registration 32 to 32 32 0 19 mm Increasing the setting moves th...

Page 118: ...ange in value per step 1 sided Simplex copy mode 39 to 39 25 0 17 mm 2 sided front Front face in duplex copy mode 39 to 39 21 0 17 mm 2 sided back Reverse face in duplex copy mode 39 to 39 20 0 17 mm...

Page 119: ...cted conditions 5 To stop operation press the stop clear key Completion Press the stop clear key when scanning stops The screen for selecting a maintenance item No is displayed U074 Adjusting the DP i...

Page 120: ...DP scanning margin D side If a problem occurs during auto adjustment DATA XX XX is replaced by an error code is displayed and operation stops Should this happen determine the details of the problem an...

Page 121: ...EVEL To check the drum quality 256 LEVEL To check resolution reproducibility in printing 1 DOT LINE To check fine line reproducibility To adjust the position of the laser scanner unit lateral squarene...

Page 122: ...t and rear When scanning is performed after shading there should be no difference between respective values Any differences between the values at machine front and rear indicates that scanner problem...

Page 123: ...alue is displayed Display Description SCAN CENTER Scanner center line SCAN TIMING Scanner leading registration SUB SCAN Scanner magnification in the auxiliary scanning direction MAIN SCAN Scanner magn...

Page 124: ...ursor up down keys Display Description Setting range Initial setting MIXED DARKER Change in density when manual 0 to 3 0 density is set dark MIXED LIGHTER Change in density when manual 0 to 3 0 densit...

Page 125: ...ER Change in density when manual 0 to 9 2 density is set light Increasing the setting makes the change in density larger and decreasing it makes the change smaller 3 Press the start key The value is s...

Page 126: ...g 1 Select an item to be set Display Description Setting range Initial setting LEVEL Detection sensor threshold value 0 to 255 170 WAIT TIME Original size judgment time 0 to 100 50 A4R AREA Threshold...

Page 127: ...Method Press the start key The screen for selecting an item is displayed Setting 1 Select the item to be set The selected item is displayed in reverse 2 Change the setting using the cursor up down ke...

Page 128: ...main charger potential output Purpose To check the drum status Also used to clear the count after replacing the drum during regular maintenance Since the count was cleared before shipping do not clea...

Page 129: ...hen image flow occurs Method 1 Press the start key The screen for executing is displayed 2 Press the start key Drum refresh operation starts approximately 3 minutes 3 To stop the operation press the s...

Page 130: ...detected that switch is displayed in reverse Display Switches DEVELOPER SENSOR Toner sensor TNS CONTAINER SET Toner container detection switch TCDSW CONTAINER SENSOR Toner container sensor TCS DISPOS...

Page 131: ...ontrol temperature during copying 100 to 200 C 140 1ST TEMP Primary stabilization fixing temperature 80 to 200 C 135 2ND TEMP Secondary stabilization fixing temperature 100 to 200 C 145 MH OFF TIME S...

Page 132: ...fixing problem data Description Resets the detection of a service call code indicating a problem in the fixing section Purpose To prevent accidents due to an abnormally high fixing temperature Method...

Page 133: ...V system fixing heater phase control or 1 200 V system fixing heater phase control 3 Press the start key The value is set and the maintenance mode is exited Completion To exit this maintenance item w...

Page 134: ...on the touch panel after it is replaced Method 1 Press the start key The screen for executing is displayed and the key displayed at the upper left of the touch panel flashes 2 Press on the center of t...

Page 135: ...clear key Completion Press the stop clear key when the operation stops The screen for selecting a maintenance item No is displayed U204 Setting the presence or absence of a key card or key counter Des...

Page 136: ...increments of 1 When all the keys in that line are pressed and if there are any LEDs corresponding to the keys in the line on the immediate right the top LED in that line will light 4 When all the key...

Page 137: ...Sets the number of sheets of each stack on the main tray and on the intermediate tray in the optional finisher Purpose To change the setting when a stack malfunction has occurred Method 1 Press the s...

Page 138: ...turn each motor off press the stop clear key Completion Press the stop clear key when operation stops The screen for selecting a maintenance item No is displayed U244 Checking the DP switches Descrip...

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

Page 140: ...osition is not proper To adjust when registration is not proper or staple position is shifted in the staple sort mode Start 1 Press the start key The screen for selecting an item is displayed 2 Select...

Page 141: ...on 1 Select the desired cursor position The selected item is displayed in reverse 2 Change the setting using the cursor up down keys Display Description Setting range Initial setting FRONT Front side...

Page 142: ...item is displayed in reverse and operation starts Large paper deck Display Motors and clutches Operation LCF MOT Conveying motor CM On for 5 s B CL Conveying clutch CCL On for 1 s PCL1 Paper feed clu...

Page 143: ...ted to the mail trays in ascending order from mail tray 1 to mail tray 7 repeatedly Interrupt copy mode While this maintenance item is being performed copying from an original can be made in interrupt...

Page 144: ...nning maintenance item U020 in order to return the setting to the value before replacement or initialization Method Press the start key The screen for selecting an item is displayed Setting 1 Select t...

Page 145: ...n for selecting a maintenance item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The screen for selecting a maintenance item No...

Page 146: ...is displayed U258 Switching copy operation at toner empty detection Description Selects if continuous copying is enabled after toner empty is detected and sets the number of copies that can be made af...

Page 147: ...starts EJECT When the paper is ejected Initial setting EJECT 2 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this maintenan...

Page 148: ...nce item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The screen for selecting a maintenance item No is displayed U274 Setting...

Page 149: ...cleaning guidance in order to make the call for service with the black line decrease by the rubbish on the contact glass when scanning from the optional DP Method Press the start key The screen for s...

Page 150: ...t changing the current setting press the stop clear key The screen for selecting a maintenance item No is displayed U331 Setting the paper ejection Description Sets whether the copies will be ejected...

Page 151: ...nter mode 0 1 to 3 0 1 0 FAX Size parameter for fax mode 0 1 to 3 0 1 0 3 Press the start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this...

Page 152: ...hen the job separator or duplex unit is installed 150 When the finisher is installed 100 3 Press the start key The setting is set Completion Press the stop clear key The screen for selectiong a mainte...

Page 153: ...nds When the difference between the number of copies of the maintenance cycle and that of the maintenance count reaches the set value the message is displayed This maintenance mode is effective for on...

Page 154: ...tep A MARGIN Left margin 0 to 100 20 0 5 mm B MARGIN Leading edge margin 0 to 100 30 0 5 mm C MARGIN Right margin 0 to 100 20 0 5 mm D MARGIN Trailing edge margin 0 to 100 20 0 5 mm Increasing the set...

Page 155: ...start key The setting is set and the screen for selecting a maintenance item No is displayed Completion To exit this maintenance item without changing the current setting press the stop clear key The...

Page 156: ...ars copy counts by paper feed locations Purpose To check the time to replace consumable parts Also to clear the counts after replacing the consumable parts Method 1 Press the start key The counts by p...

Page 157: ...d 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 maintena...

Page 158: ...iption Displays or clears the counts of the optional DP or finisher Purpose To check the use of the DP and finisher Also to clear the counts after replacing consumable parts Method 1 Press the start k...

Page 159: ...ting a maintenance item No is displayed U910 Clearing the black ratio data Description Clears the accumulated black ratio data for A4 sheets Purpose To clear data as required at times such as during m...

Page 160: ...ting the backup data of fax control PCB CF SRAM FAX DATA Reading the backup data of fax control PCB SRAM CF FAX DIAL Writing the backup data of fax dial information CF SRAM FAX DIAL Reading the backup...

Page 161: ...ntenance item without changing the count press the stop clear key The screen for selecting a maintenance No item is displayed U926 Rewriting FAX program Description Downloads the fax program and fax f...

Page 162: ...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 ch...

Page 163: ...U989 HDD Scandisk Description Restores data in the hard disk by scanning the disk Purpose If power is turned off while accessing to the hard disk is performed the control information in the hard disk...

Page 164: ...No is displayed Setting 1 Enter a six digit accumulated time using the numeric keys 2 Press the start key The time is set and the screen for selecting a maintenance item No is displayed Completion To...

Page 165: ...ut VTC PG pattern Method 1 Press the start key The screen for selecting an item is displayed 2 Select the VTC PG pattern to be output Display PG pattern to be output Purpose Center line adjustment Lat...

Page 166: ...the respective covers to turn safety switch 1or 2 off and on Misfeed in drawer Jam code 10 Jam code 11 Jam code 12 Jam code 13 Jam code 15 Jam code 16 Jam code 17 Misfeed inside conveying cover Jam c...

Page 167: ...ions FSW1 FSW2 FSW3 DUPPCSW RSW RCL BYPFCL BYPPFCL BYPFSW PFCL U PFCL L DPFCL U DPFCL L ESW FSSW PCSW FCL1 DUPFCL FCL2 FCL3 DFSW DFCL OFSW DP Built in finisher Paper feeder Large paper deck OSBSW DPTS...

Page 168: ...for 1 s and turned back on but the switch again fails to turn on within 880 ms Desk feed switch DFSW does not turn on within 880 ms of the desk lower paper feed clutch DPFCL L turning on the clutch i...

Page 169: ...specified time of the desk upper paper feed clutch DPFCL U turning on The bypass feed switch BYPFSW does not turn off within 1730 ms of the bypass paper feed clutch BYPPFCL turning on Feed switch 1 F...

Page 170: ...stration clutch RCL turning on The eject switch ESW does not turn on within 2898 ms of the registration clutch RCL turning on The feedshift switch FSSW does not turn on within 2983 ms of the registrat...

Page 171: ...sided original mode the original feed switch OFSW does not turn on within 800 ms of the original feed motor OFM turning on During the primary feed of the second or later original in the single sided...

Page 172: ...veying switch PCSW does not turn off within 1960 to 3480 ms de pending on paper size of paper conveying switch PCSW turning on When ejection a stack of paper the paper conveying switch PCSW does not t...

Page 173: ...er on jam Door open jam Punch jam The mailbox does not respond 15 s after the eject signal is sent to the mailbox See the mailbox service manual See the mailbox service manual See the mailbox service...

Page 174: ...ly Replace feed switch 2 if indication of the correspond ing switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn feed switch 3 on and off manually Replace feed...

Page 175: ...tuator Defective feed switch 3 Change the paper Check visually and replace any deformed pulleys Check visually and replace feed switch 2 if its actuator is broken Run maintenance item U031 and turn f...

Page 176: ...feed switch Check if the bypass paper feed clutch malfunctions Electrical problem with the bypass paper feed clutch Run maintenance item U247 and select the desk upper paper feed clutch on the operat...

Page 177: ...ch 1 Broken feed switch 2 ac tuator Change the paper Check visually and replace With 5 V DC present at CN6 12 on the deck main PCB check if CN6 11 on the deck main PCB remains low when paper path sens...

Page 178: ...the registration switch on and off manually Replace the switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Check and repair if necessary Check visual...

Page 179: ...desk main PCB remains low when the desk feed switch is turned on and off If it does replace the desk feed switch Check visually and replace the bypass feed switch if its actuator is broken Run mainte...

Page 180: ...on and off manually Replace the bypass feed switch if indication of the corresponding switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn the registration swi...

Page 181: ...turn the eject switch on and off manually Replace the eject switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Check visually and replace the feedsh...

Page 182: ...CN5 4 on the switchback unit main PCB remains low when the switchback eject switch is turned on and off If it does replace the switchback eject switch Check visually and replace the feedshift switch i...

Page 183: ...n maintenance item U244 and turn the DP timing switch on and off manually Replace the switch if indication of the corre sponding switch on the operation panel is not displayed in re verse Run maintena...

Page 184: ...s deformed With 5 V DC present at CN4 9 on the finisher main PCB check if CN4 10 on the finisher main PCB remains high or low when the paper conveying switch is turned on and off If it does re place t...

Page 185: ...Bitmap problem DMA problem Hard disk drive problem Scanner carriage problem Polygon motor synchronization problem Polygon motor steady state problem System error Normal C call processing System error...

Page 186: ...he accounting counter is detected MMI communication problem There is no reply after 20 retries at communication Printer board communication prob lem There is no reply after 20 retries at communication...

Page 187: ...n PCB or scanner network board Poor contact in the connector ter minals Defective main PCB or fax control PCB Defective main PCB Poor contact in the connector ter minals Defective main PCB Defective d...

Page 188: ...ot complete within the specified period of time Poor contact in the connector ter minals Defective main PCB Defective mailbox main PCB Poor contact in the connector ter minals Defective main PCB Defec...

Page 189: ...ol PCB Defective fax software Defective fax control PCB Poor contact in the connector terminals Defective main PCB or fax control PCB Defective fax software Defective fax control PCB Defective fax sof...

Page 190: ...e lower lift motor turning on At this time removal and insertion of the drawer is prompted Even after removal and insertion of the drawer the lower lift limit switch does not turn on This problem occu...

Page 191: ...desk lower lift mo tor Defective desk lower lift motor Poor contact of the desk lower lift motor connector terminals Defective desk lower lift limit switch Poor contact of the desk lower lift limit s...

Page 192: ...The deck left lift does not rise properly Check the gears and remedy if necessary Reinsert the connector Also check for con tinuity within the connector cable If none repair or replace the cable Check...

Page 193: ...onvey ing motor desk drive motor con nector terminals Poor contact in the connector ter minals Defective scanner home position switch Defective main PCB or scanner drive PCB Defective scanner motor Re...

Page 194: ...Defective main PCB Defective laser diode Defective polygon motor Defective main PCB Check the connection of connector YC34 on the main PCB and the continuity across the connector terminals Repair or...

Page 195: ...r contact in the fixing unit thermistor 1 or 2 connector terminals Fixing unit ther mistor 1 or 2 installed incorrectly Fixing unit ther mostat triggered Fixing unit heater M or S installed incorrectl...

Page 196: ...ing unit thermistor con nector terminals Broken fixing unit thermistor wire Defective toner sensor Poor contact in the toner sensor connector termi nals Defective toner container sensor Defective tone...

Page 197: ...erminals Defective external temperature ther mistor Poor contact in the humidity sen sor PCB connec tor terminals Defective external temperature ther mistor Poor contact in the paper convey ing motor...

Page 198: ...c tions Defective finisher main PCB The front side reg istration motor connector makes poor contact The front side reg istration motor malfunctions The front side reg istration home po sition sensor c...

Page 199: ...PCB The trailing edge registration motor connector makes poor contact The trailing edge registration motor malfunctions The trailing edge registration home position sensor connector makes poor contact...

Page 200: ...ith the paper ejection motor A problem is de tected with the elevation motor A problem is de tected with the rear jog motor A problem is de tected with the front jog motor A problem is de tected with...

Page 201: ...with the punch communi cation A problem is de tected with the punch sensor A problem is de tected with the side punch sensor A problem is de tected with the punch backup RAM data A problem is de tect...

Page 202: ...e is darker than the other See page 1 5 41 9 Black dots appear on the image See page 1 5 42 10 Image is blurred See page 1 5 42 11 The leading edge of the image is consistently misaligned with the ori...

Page 203: ...k for continuity within the connector cable If none remedy or replace the cable Check if YC7 10 on the main PCB goes low when maintenance item U101 is run If not replace the main PCB Check if transfer...

Page 204: ...tinuity within the connector cable If none remedy or replace the cable Check if YC7 4 on the main PCB goes low when maintenance item U100 is run If not replace the main PCB Check if main charging take...

Page 205: ...er 2 Deteriorated toner 3 The transfer voltage is not output properly 4 Dirty main charger Causes 1 Deteriorated toner 2 Dirty main charger Causes Check procedures corrective measures 1 Deteriorated t...

Page 206: ...edures corrective measures 1 Dirty main charger wire 2 Defective exposure lamp Causes Check procedures corrective measures 1 Flawed drum 2 Dirty developing section 3 Leaking main charger housing 4 Lea...

Page 207: ...worn cleaning blade 4 Dirty drum separation claws 5 Dirty the heat roller separation claws Causes 1 Scanner moves erratically 2 Deformed press roller 3 Paper conveying section drive problem Causes Ch...

Page 208: ...ates incorrectly replace it 14 Offset occurs 13 Paper creases Causes 1 Paper curled 2 Paper damp 3 Defective pressure springs 4 Defective separation 5 Defective fans Causes Check procedures corrective...

Page 209: ...damp Check the paper storage conditions 2 Paper creased Replace the paper 3 Drum condensation Perform the drum refresh operation 4 Flawed drum Perform the drum refresh operation If the drum is flawed...

Page 210: ...6 30 Adjust the installation position of the image scanning unit see page 1 6 30 Causes Check procedures corrective measures 1 Misadjusted center line of image printing Readjust the center line of ima...

Page 211: ...each switch If none replace the switch With AC present check for 24 V DC at YC1 1 3 4 V DC at YC1 6 and YC1 7 5 1 V DC at YC1 9 on the power source PCB If none replace the power source PCB Reinsert t...

Page 212: ...einsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if 24 V DC is output across YC13 A17 on the main PCB right after the upper drawer...

Page 213: ...l If none replace cooling fan motor 6 Reinsert the connector Also check for continuity within the con nector cable If none repair or replace the cable Check for continuity across the coil If none repl...

Page 214: ...Check for continuity across the coil If none replace the bypass paper feed clutch Reinsert the connector Also check for continuity within the con nector cable If none remedy or replace the cable Run...

Page 215: ...con nector cable If none remedy or replace the cable Run maintenance item U033 and check if YC9 B2 on the main PCB goes low If not replace the main PCB Reinsert the connector Also check for continuity...

Page 216: ...witch See page 1 5 38 See page 1 5 38 If the level of YC5 2 on the scanner drive PCB does not change when the original detection switch is turned on and off replace the original detection switch Check...

Page 217: ...e connector Also check for continuity within the con nector cable If none remedy or replace the cable Check if the levels of YC12 3 YC12 4 and YC12 5 on the main PCB change alternately when the width...

Page 218: ...eed switch 2 on and off manually Replace the switch if indication of the corresponding switch on the operation panel is not displayed in reverse Run maintenance item U031 and turn feed switch 3 on and...

Page 219: ...t of place Check if the scanner wire is loose The scanner motor malfunctions Check if the upper or lower separation pulley is worn Check if the paper is curled Check if the paper is excessively curled...

Page 220: ...feed roller is deformed Check if the developing unit is extremely dirty Check if the pulleys rollers and gears oper ate smoothly Check if the following electromagnetic clutches are installed correctl...

Page 221: ...Use only the specified parts to replace the fixing unit thermostat Never substitute electric wires as the copier may be seriously damaged Use the following testers when measuring voltages Hioki 3200...

Page 222: ...the start key Enter the maintenance item number using the cursor up down keys or numeric keys The selected maintenance item is run Press the stop clear key Press the start key Start End Maintenance m...

Page 223: ...2 Remove the one screw from each of the primary paper feed units and then the units Figure 1 6 1 Removing the forwarding pulley 3 Remove the stopper 4 Raise the forwarding pulley retainer in the dire...

Page 224: ...separation shaft toward the machine rear in the direction of the arrow and remove the separation pulley Figure 1 6 5 10 Replace the forwarding paper feed and separation pulleys Caution When fitting th...

Page 225: ...e the four screws holding the lower right cover and then the cover Figure 1 6 7 2 Remove the two screws holding the bypass unit and disconnect the two connectors and then remove the unit Figure 1 6 8...

Page 226: ...ts original position Figure 1 6 10 Removing the bypass paper feed pulley 5 Detach the connector of the bypass paper switch and remove the wire from the three clamps 6 Remove the screw holding the bypa...

Page 227: ...ve the wire of the bypass paper feed clutch from the clamp 10 Remove the stop ring and bypass paper feed clutch When refitting insert the cutout in the bypass paper feed clutch over the stopper on the...

Page 228: ...emporarily toward the rear side and then raise it to remove from the bypass unit Remove the shaft while raising the actuator of the bypass paper switch Figure 1 6 17 14 Remove the bushing an cam on th...

Page 229: ...ove it 16 Replace the bypass separation bypass paper feed and bypass forwarding pulleys Figure 1 6 19 17 Refit all removed parts Fit the bypass unit cover so that the film on the cover is positioned u...

Page 230: ...nterrupt key Is the leading edge registration correct Press the start key The new setting is stored Press the stop clear key to exit maintenance mode End Select the items to be adjusted For output exa...

Page 231: ...de in maintenance mode Procedure Original Copy example 1 Copy example 2 Figure 1 6 22 Yes No Start Enter maintenance mode Enter 407 using the numeric keys Press the start key Press the interrupt key P...

Page 232: ...es No Start Enter maintenance mode Enter 034 using the numeric keys Press the start key Press the interrupt key Press the start key to output a test pattern Is the image correct Press the start key Th...

Page 233: ...uplex copying second face 5 10 4 4 Changing the value by 1 moves the center line by 0 1 mm Select the items to be adjusted Are the margins correct Change the setting Increasing the value using the cur...

Page 234: ...3RD DECK 0 255 0 4TH DECK 0 255 0 LCF 0 255 0 The greater the value the larger the amount of slack the smaller the value the smaller the amount of slack The new setting is stored Select the item to be...

Page 235: ...outs of the machine Caution When moving the mirror 1 frame do not touch the exposure lamp nor the inverter PCB 4 Remove the two screws holding the metal plate on the rear of the machine and then the p...

Page 236: ...aching the scanner wires Procedure 1 Remove the exposure lamp see page 1 6 19 2 Remove the upper left cover and scanner left cover Figure 1 6 29 3 Remove the inverter wire guide plate and then the wir...

Page 237: ...ing tools P N 2AV6808 Two scanner wire stoppers P N 3596811 Procedure 1 Insert the locating ball on each of the scanner wires into the hole in the respective scanner wire drum and wind the scanner wir...

Page 238: ...4 Loop the inner ends of the scanner wires around the grooves in the pulleys at the right of the scanner unit winding from below to above 1 5 Loop the scanner wires around the inner grooves in the pu...

Page 239: ...ngs 7 Figure 1 6 36 11 Remove the scanner wire stoppers and frame securing tools 12 Gather the scanner wires toward the locating balls 13 Move the mirror 2 frame from side to side to correctly locate...

Page 240: ...ee pages 1 6 32 and 34 2 Remove the four screws holding the lower right cover and then the cover Remove the three screws holding the eject cover and then the cover Figure 1 6 38 3 Remove the four scre...

Page 241: ...six screws holding the toner container retainer and then the retainer Figure 1 6 42 7 Remove the four screws and detach the connector and then remove the laser scanner unit 8 Replace the laser scanner...

Page 242: ...copy at 100 magnification Start End Is the image correct Enter maintenance mode Enter 993 using the numeric keys Press the interrupt key Select PG2 Press the start key Turn the main switch off and car...

Page 243: ...positioning pins P N 1856812 Procedure Detaching the ISU 1 Remove the contact glass see page 1 6 19 2 Remove the rear and shield covers and detach connector YC34 on the main PCB Figure 1 6 46 3 Remov...

Page 244: ...1 6 24 Refitting the ISU 1 Fit the ISU using the two positioning pins 2 Secure the ISU using the four screws 3 Remove the two positioning pins and refit all the removed parts Figure 1 6 49 ISU Positi...

Page 245: ...ttern in maintenance item U993 to use as the original for the adjustment Procedure Figure 1 6 50 Correct image Copy example 1 Copy example 2 Refit the contact glass Remove the contact glass and adjust...

Page 246: ...tput a VTC PG2 pattern in maintenance item U993 to use as the original for the adjustment Procedure Original Copy example 1 Copy example 2 Figure 1 6 52 Yes No Press the start key and make a test copy...

Page 247: ...ine page 1 6 30 after this adjustment Procedure Enter maintenance mode Enter 065 using the numeric keys Yes No Start End Press the interrupt key Place an original and press the start key to make a tes...

Page 248: ...the numeric keys Yes No Start Press the interrupt key Place an original and press the start key to make a test copy Is the image correct Setting range 25 25 Initial setting 1 Changing the value by 1...

Page 249: ...t key Press the interrupt key Place an original and press the start key to make a test copy For copy example 1 increase the value using the cursor up key For copy example 2 decrease the value using th...

Page 250: ...an original and press the start key to make a test copy Is the scanner center line correct Press the start key The new setting is stored Setting range initial setting ADJUST DATA 39 39 18 Changing the...

Page 251: ...the start key to make a test copy Press the start key The new setting is stored Setting range default Scanner left margin 0 10 3 Scanner leading edge margin 0 10 3 Scanner right margin 0 10 1 5 Scann...

Page 252: ...unit see page 1 6 34 2 Remove the screws holding the drum unit and then the unit 3 Replace the drum unit and refit all the removed parts Figure 1 6 59 2 Detaching and refitting the main charger unit F...

Page 253: ...ation claw assemblies Procedure 1 Remove the drum unit see page 1 6 32 2 Push the drum separation claw assemblies with the minus driver from the top of the corner hole and remove the claw assemblies 3...

Page 254: ...ng unit Procedure 1 Open the front cover 2 Remove the toner container and toner disposal tank 3 Remove the screw and turn the developing release lever in the direction of the arrow Figure 1 6 62 4 Rem...

Page 255: ...cedure below to replace the transfer roller assembly Procedure 1 Open the conveying cover 2 While holding down the projection slide the transfer roller assembly toward the front to remove it 3 Replace...

Page 256: ...Remove the screw holding the fixing unit and then the unit 4 Check or replace the transfer roller assembly and refit all the removed parts Figure 1 6 66 2 Detaching and refitting the heat roller sepa...

Page 257: ...dure below to replace the press roller Procedure 1 Remove the fixing unit see page 1 6 36 2 Remove the upper fixing cover see page 1 6 36 3 Remove the front and rear press springs Figure 1 6 69 4 Deta...

Page 258: ...e rear of the fixing unit Figure 1 6 71 4 Pull out the fixing heater M and S from the fixing unit Figure 1 6 72 5 Replace the fixing heater M and S and refit all the removed parts When refitting the f...

Page 259: ...oller and fixing heater M and S see pages 1 6 37 and 38 4 Remove the fixing gear Figure 1 6 74 5 Detach the heat roller from the fixing unit Remove the C ring gear bearing and bushing on the rear of t...

Page 260: ...fixing cover see page 1 6 36 3 Disconnect the connector of the fixing unit thermistor 1 Figure 1 6 76 4 Remove the heat roller see page 1 6 39 5 Remove the screw and disconnect the connector and then...

Page 261: ...ddle right cover Insert it with its rear side toward the front side of the machine 3 Insert Compact Flash in a notch hole of the copier 4 Insert the power plug and turn the power switch on Upgrading f...

Page 262: ...shipping and cannot be adjusted in the field High voltage transformer PCB VR42 VR201 VR204 VR205 Inverter PCB VR1 VR2 1 7 3 Remarks on main PCB replacement When replacing the main PCB remove EEPROM 1...

Page 263: ...the printer board 3 Insert the power plug and turn the power switch on Upgrading firmware starts 4 When upgrading the firmware is completed correctly the display in Figure 1 7 3 will be shown on the o...

Page 264: ...fed at one time via the torque limiter Figure 2 1 1 Paper feed from the upper and lower drawers 1 Upper forwarding pulley 2 Lower forwarding pulley 3 Upper paper feed pulley 4 Lower paper feed pulley...

Page 265: ...prevents multiple sheets from being fed at one time by the torque limiter Figure 2 1 2 Paper feed from the bypass table 1 Bypass table 2 Bypass lift guide 3 Bypass forwarding pulley 4 Bypass paper fe...

Page 266: ...CSW L YC10 A2 YC11 14 YC11 17 YC13 B9 YC13 B12 YC16 B1 YC13 A12 YC13 B15 YC13 B18 YC16 B4 YC13 A5 YC13 A2 YC13 A7 Figure 2 1 3 Paper feed section block diagram upper and lower drawers MPCB YC9 A2 YC6...

Page 267: ...ed e 124 ms after the trailing edge of the paper turns the registration switch RSW off the registration clutch RCL turns off 48 ms RSW BYPFCL BYPPFCL RCL DM Start key 100 ms Image ready 124 ms 70 ms 2...

Page 268: ...d to form a latent image on the surface The main charger unit charges the drum so that a latent image is formed on the surface the shield grid ensuring the charge is applied uniformly Main charger uni...

Page 269: ...motor DM turns on b 100 ms after the drive motor DM turns on main charging MC REM starts c The leading edge of the paper turns on the eject switch ESW and at the same time the eject motor EM turns on...

Page 270: ...scanning unit for scanning and the laser scanner unit for printing Figure 2 1 7 Optical section 1 Mirror 1 frame 2 Mirror 2 frame 3 Exposure lamp EL 4 Mirror 1 5 Mirror 2 6 Mirror 3 7 Lens 8 CCD PCB...

Page 271: ...5 YC1 1 YC1 14 YC3 2 YC3 1 CN1 2 CN1 1 SDPCB INPCB CCDPCB MPCB SM SHPSW ODSW EL Original Figure 2 1 8 Optional section block diagram Start key SM Fwd rotation Rev rotation SHPSW FVSYNC signal 338 P 47...

Page 272: ...to the laser scanner unit LSU By repeatedly turning the laser on and off the laser scanner unit forms a latent image on the drum surface Figure 2 1 9 Laser scanner unit 1 1 Laser diode PCB LDPCB 2 Col...

Page 273: ...r beam scanning speed on the drum surface keeps the beam diameter constant and corrects for the vertical alignment of the polygon mirror to ensure that the focal plane of the laser beam is on the drum...

Page 274: ...ided by the rotating drum forming a static latent image on the drum The static latent image of the letter A for example is formed on the drum surface as shown in Figure 2 1 12 Electrical charge is dis...

Page 275: ...output to the main PCB MPCB The main PCB MPCB that has received the signal turns on the toner replenishment solenoid TNFSOL and replenishes toner from the toner container to the developing unit Also t...

Page 276: ...n of the poles on the magnet roller and the position of the doctor blade A developing bias voltage generated by the high voltage transformer PCB HVTPCB is applied to the developing roller to provide i...

Page 277: ...nd sends it to the main PCB MPCB The main PCB MPCB computes the absolute humidity based on this HUMSENS signal and the temperature ETTH signal detected by the external temperature thermistor ETTH HUMP...

Page 278: ...the developing sleeve by an electric field of the magnetic pole Then when the developing sleeve rotates and passes through the nearest location to the drum on the portion of the drum that has been exp...

Page 279: ...rection Can be adjusted with the maintenance item U101 Duty Ratio of time where voltage is applied in a cycle Typically 45 This value varies depending on the preset value of the drum surface potential...

Page 280: ...rging 100 A aper after transfer is separated from the drum by applying separation bias that is output from the high voltage transformer PCB HVTPCB to the separation electrode 60 or 10 A depending on t...

Page 281: ...nd separation sections operation a 80 ms after the registration clutch RCL turns on to start secondary paper feed transfer charging TC REM starts Also separation bias SC REM turns on b 323 ms after th...

Page 282: ...er back to the waste toner tank The cleaning lamp CL consists of LEDs and removes residual charge on the drum before main charging Also the toner quantity in the waste toner tank is sensed with the ov...

Page 283: ...off If the fixing section becomes abnormally hot fixing unit thermostat FTS operates shutting the power to the fixing heaters off When the fixing process is completed the paper is separated from the...

Page 284: ...M of the laser scanner unit turns on d When the fixing temperature reaches 110 C 230 F the copier enters primary stabilization and fixing heater M FH M turns off temporarily and turns on again after 1...

Page 285: ...ansferred to the job separator or the internal finisher the feedshift solenoid FSSOL is turned on to activate the feedshift guide to switch the paper transfer path Figure 2 1 26 Eject and switchback s...

Page 286: ...he eject motor EM starts forward rotation b 40 ms after passing of the trailing edge of paper turns off the eject switch ESW the eject motor EM turns off for 50 ms and then starts reverse rotation c T...

Page 287: ...section and conveyed to the duplex section The paper is then conveyed to the copier paper feed section by the upper and lower duplex feed rollers Figure 2 1 28 Duplex section 1 Feedshift guide 2 Upper...

Page 288: ...plex section via the eject roller and the switchback roller Paper that has been conveyed to the duplex section is conveyed to the paper feed section again by rotation of the upper duplex feed roller a...

Page 289: ...ng bias and high voltages for transfer 4 Scanner drive PCB SDPCB Controls the scanning section 5 Inverter PCB INPCB Controls the exposure lamp 6 CCD PCB CCDPCB Reads the image off originals 7 Right op...

Page 290: ...ft reaching the upper limit 8 Lower lift limit switch LICSW L Detects the lower drawer lift reaching the upper limit 9 Upper paper size length switch PLSW U Detects the length of paper in the upper dr...

Page 291: ...r misfeed in the switchback section in a duplex copy 26 Toner sensor TNS Detects the toner density in the developing unit 27 Toner container detection switch TCDSW Detects the presence of the toner co...

Page 292: ...ooling fan motor 1 CFM1 Cools the machine interior 8 Cooling fan motor 2 CFM2 Cools the machine interior 9 Cooling fan motor 3 CFM3 Cools the machine interior 10 Cooling fan motor 4 CFM4 Cools the mac...

Page 293: ...rive of feed roller 6 Bypass paper feed clutch BYPPFCL Primary paper feed from the bypass tray 7 Bypass feed clutch BYPFCL Controls the drive of bypass feed roller 8 Registration clutch RCL Secondary...

Page 294: ...d by the overvoltage detection circuit IC201 and the power MOSFET Q201 For 24 V DC output the PWM controller IC IC1 of the switching control circuit changes the duty of the switching pulse width of th...

Page 295: ...C215 L208 L206 C216 C219 C228 C211 C214 TH101 L102 F104 F103 F101 F102 L105 YC5 YC7 TB5 TB4 TB1 TB2 TB3 L101 C106 D101 TR101 TR102 PC105 PC104 PC103 PC101 PC102 IC101 C113 C109 C117 C110 C111 T101 L1...

Page 296: ...V DC supply 3 24V O 24 V DC 24 V DC supply 4 24V O 24 V DC 24 V DC supply 5 GND Ground 6 GND Ground 7 GND Ground 8 GND Ground 9 GND Ground 10 5 1V O 5 1 V DC 5 1 V DC supply 1 24V O 24 V DC 24 V DC s...

Page 297: ...0 V AC supply 3 FH LIVE O 220 240 V AC 220 240 V AC supply 1 GND Ground 2 24V O 24 V DC 24 V DC supply for SDPCB 3 GND Ground 4 5V O DC5V 5 V DC supply for SDPCB 5 F2 24V O 24 V DC 24 V DC supply for...

Page 298: ...U7 Main CPU SRAM U11 56 XIO U14 15 VTC U22 MIP U21 Operation unit CPU U26 Operation unit XIO U42 Operation CPU FLASH U29 34 LCD controller U24 Backup FLASH U9 A D converter U17 18 S H IC U16 BUF BUF...

Page 299: ...ration unit CPU and optional devices via the serial communication function in the CPU and XIO U14 and U15 The main CPU U8 controls the CCD PCB CCDPCB which is for image input control and the LSU which...

Page 300: ...2 YC5 YC35 YC2 YC31 YC10 YC11 YC1 YC14 YC7 YC40 U48 U49 YC9 YC6 YC36 YC39 YC48 BT1 YC45 YC16 U57 U50 YC43 U36 U39 YC49 U43 U102 U47 YC38 YC42 YC41 YC33 YC46 YC52 YC47 YC53 YC32 YC37 YC34 U26 U27 U28 U...

Page 301: ...PSPCB 8 5 1V I 5 1 V DC 5 1 V DC supply from PSPCB 9 5 1V I 5 1 V DC 5 1 V DC supply from PSPCB 10 24V I 24 V DC 24 V DC supply from PSPCB A1 RXD I 0 5 V DC pulse Serial signal from mailbox reverse u...

Page 302: ...C Main charging ON OFF 5 HVCLK O 0 5 V DC pulse Developing bias CLOCK signal 6 RHVDR O 0 5 V DC Separation charging ON OFF 7 RISEL O 0 to 5 V DC Separation charging control voltage 8 TICTL O 0 to 5 V...

Page 303: ...B12 5V O 5 V DC 5 V DC supply for drum unit B13 N C Not used A1 GND Ground A2 RSW I 0 5 V DC RSW ON OFF A3 5V O 5 V DC 5 V DC supply for RSW A4 PO Ground A5 5V I 5 V DC 5 V DC supply from FTH1 A6 FTH...

Page 304: ...FSW3 ON OFF A3 5V O 5 V DC 5 V DC supply for FSW3 A4 24V O 24 V DC 24 V DC supply for FCL3 A5 FCL3 O 0 24 V DC FCL3 ON OFF A6 GND Ground A7 FSW2 I 0 5 V DC FSW2 ON OFF A8 5V O 5 V DC 5 V DC supply fo...

Page 305: ...B12 EM B O 0 24 V DC pulse EM coil energization pulse B B13 EM A D O 0 24 V DC pulse EM coil energization pulse _A B14 EM A O 0 24 V DC pulse EM coil energization pulse A 1 24V I 24 V DC 24 V DC suppl...

Page 306: ...gnal analog 5 12V O 12 V DC 12 V DC supply for CCDPCB 6 5 1V O 5 1 V DC 5 1 V DC supply for CCDPCB 7 GND Ground 8 CLP O 0 5 V DC pulse CCDPCB CLP signal 9 GND Ground 10 SHIFT O 0 5 V DC pulse CCDPCB S...

Page 307: ...pulse OPCB L SCAN2 signal 10 SCAN1 O 0 5 V DC pulse OPCB L SCAN1 signal 11 DIGKEY3 I 0 5 V DC OPCB L DIGKEY3 signal 12 DIGKEY2 I 0 5 V DC OPCB L DIGKEY2 signal 13 DIGKEY1 I 0 5 V DC OPCB L DIGKEY1 si...

Page 308: ...ATA signal A18 GND Ground A19 GND Ground A20 GND Ground B1 5V O 5 V DC Printer board 5 V DC supply B2 5V O 5 V DC Printer board 5 V DC supply B3 5V O 5 V DC Printer board 5 V DC supply B4 SDIR O 5 0 V...

Page 309: ...l 28 GND Ground 29 FMMI_RXD2 I Analog Fax control PCB FMMI_RXD2 signal 30 GND Ground 31 FAXRESET O 5 0 V DC pulse Fax control PCB FAXRESET signal 32 FAXREADY I 5 0 V DC pulse Fax control PCB FAXREADY...

Page 310: ...2 L7 1 L7 2 L8 1 L8 L7 R100 R102 R104 R106 R108 R110 L8 2 L9 1 L9 L9 2 CN1 1 CN1 2 CN1 3 CN1 4 CN1 5 CN1 6 CN1 7 CN1 8 CN1 9 CN1 10 CN1 11 CN1 12 CN1 13 DIGKEY4 DIGKEY5 DIGKEY9 Main PCB SCAN5 SCAN6 S...

Page 311: ...PCB locates the position where the line outputting the scan signal and the line inputting the return signal cross and thereby determines which key switch was operated The operation unit left PCB OPCB...

Page 312: ...TR1 TR4 TR3 LF1 T1 CN6 1 3 FG FG FG Figure 2 3 6 Operation unit right PCB silk screen diagram FG FG FG FG VR1 L7 L8 L12 L13 B100 K23 K24 L9 L14 K25 TR5 12 1 1 4 CN5 CN4 L10 L15 L16 K26 L11 K27 TH1 C1...

Page 313: ...LOAD I 0 5 V DC pulse LCD LOAD signal 12 LCD FRAME I 0 5 V DC pulse LCD FRAME signal 13 Y2 I 0 5 V DC pulse Touch panel detection voltage Y2 14 X2 I 0 5 V DC pulse Touch panel detection voltage X2 15...

Page 314: ...SS SG O GND LCD VSS signal 5 LCD VDD 5V O 5 V DC LCD VDD signal 6 LCD VSS SG O GND LCD VSS signal 7 LCD CONT O Analog LCD control signal 8 LCD DISP OFF O 0 5 V DC LCD DISPLAY signal 9 LCD D0 O 0 5 V D...

Page 315: ...ansistors DT1 and DT2 etc Drive of the scanner motor SM is controlled by the current setting voltage SM Vref that is output from the main PCB MPCB the mode signals SM M1 to M5 SM CWB the phase switcho...

Page 316: ...2FD 2FF 2FG 2 3 23 YC4 YC6 YC1 1 14 U1 22 1 YC3 1 5 2 B C E 02 6 4 1 Q1 C E B YC2 YC5 1 3 6 1 3 1 Figure 2 3 9 Scanner drive motor PCB silk screen diagram...

Page 317: ...4 V DC supply for SM 3 B O 0 24 V DC pulse SM coil energization pulse B 4 A O 0 24 V DC pulse SM coil energization pulse A 5 24V O 24 V DC 24 V DC supply for SM 6 A O 0 24 V DC pulse SM SM coil energi...

Page 318: ...gnals CLK RS CLP and SHIFT for driving the CCD sensor IC2 are sent as differential signals from the main PCB MPCB reconstructed to normal signals by the differential receiver IC3 and then input to the...

Page 319: ...5 V DC pulse CLOCK signal 5 GND Ground 6 SHIFT I 0 5 V DC pulse SHIFT signal 7 GND Ground 8 CLP I 0 5 V DC pulse CLP signal 9 GND Ground 10 5 1V I 5 1 V DC 5 1 V DC supply from MPCB 11 12V I 12 V DC...

Page 320: ...F or higher Copying is enabled at the earlier timing of either 41 s after fixing heater M FH M turning on or when the copier enters secondary stabilization Other than the above Copying is enabled at...

Page 321: ...OFF Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 114 P 200 P 200 P 114 P 200 P SM Off Fwd rotation Scanner initialization SHPSW ON ODSW OFF Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 114 P SM Off Fwd...

Page 322: ...SHPSW YC37 2 FVSYNC signal 338 P 472 P 9922 P 10394 P SM Off Fwd rotation Rev rotation YC37 8 9 10 11 12 SHPSW YC37 2 FVSYNC signal 338 P 472 P 200 P 824 P 9922 P Scanning an A3 11 17 original magnif...

Page 323: ...io 25 manual copy density control YC11 9 11 YC11 10 12 YC16 B6 YC6 A9 YC6 A11 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC9 A2 YC7 10 YC7 1 YC7 6 YC11 14 Start key DM PFM RCL BYPPFCL BYPFCL MC REM EM RSW ES...

Page 324: ...magnification ratio 100 auto copy density control Start key DM PFM RCL FCL1 PFCL U MC REM EM RSW ESW FSW1 TC REM DB REM SC REM 100 ms 100 ms 323 ms 48 ms 80 ms 124 ms Min 78 ms 309 ms Min 515 ms YC11...

Page 325: ...py density control ejection to the job separator YC11 9 11 YC11 10 12 YC16 B6 YC11 14 YC16 B1 YC7 4 YC16 B11 B14 YC16 A2 YC36 12 YC10 A2 YC11 17 YC16 A5 YC36 1 YC7 10 YC7 1 Start key DM PFM RCL FCL1 P...

Page 326: ...cation ratio 400 manual copy density control YC11 9 11 YC11 10 12 YC16 B6 YC11 14 YC13 A12 YC16 B4 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC13 A7 YC7 10 YC7 1 Start key DM PFM RCL FCL1 FCL2 PFCL...

Page 327: ...YC11 14 YC16 B1 YC10 B2 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC16 A5 YC10 B4 YC7 10 YC7 1 Start key DM PFM RCL FCL1 PFCL U DUPFCL MC REM EM RSW ESW FSW1 FSSW DUPPCSW TC REM DB REM 100 ms 48 ms...

Page 328: ...YC11 10 12 YC16 B6 YC11 14 YC16 B1 YC10 B2 YC7 4 YC16 B11 B14 YC10 A2 YC16 A11 YC11 17 YC16 A5 YC10 B4 YC7 10 YC7 1 100 ms 22 ms 40 ms 50 ms 80 ms 48 ms Min 78 ms 100 ms 323 ms 323 ms 323 ms Min 78 m...

Page 329: ...100 auto copy density control Start key DM YC11 9 11 PFM YC11 10 12 DDM RCL YC16 B6 FCL1 YC11 14 FCL2 YC13 A12 FCL3 YC13 A5 DPFCL U MC REM YC7 4 EM YC16 B11 B14 RSW YC10 A2 ESW YC16 A11 FSW1 YC11 17 F...

Page 330: ...100 manual copy density control Start key DM YC11 9 11 PFM YC11 10 12 DDM RCL YC16 B6 FCL1 YC11 14 FCL2 YC13 A12 FCL3 YC13 A5 DFCL DPFCL L MC REM YC7 4 EM YC16 B11 B14 RSW YC10 A2 ESW YC16 A11 FSW1 Y...

Page 331: ...U034 test pattern 4 Adjusting the center line of the drawers and large paper deck printing adjustment Adjusts the position of each paper source U034 test pattern 5 Registration clutch turning on timi...

Page 332: ...Adjusting the center line scanning adjustment ADJUST DATA 1 sided U067 For copying an original placed on the contact glass U072 For copying originals from the DP 1 6 30 1 4 27 U067 U072 Test chart Adj...

Page 333: ...iginal placed on the contact glass U404 For copying originals from the DP 1 6 31 1 4 63 U403 U404 Test chart Image quality Item Specifications 100 magnification Copier 0 8 Using DP 1 5 Enlargement red...

Page 334: ...C FEED 2BL06090 5 6 Registration switch SWITCH REGISTRATION 2FG27110 5 83 Lower regist cleaner UNDER CLEANER REGIST 2BL07950 7 46 Registration switch GUIDE REGIST F 2BL16060 7 16 Contact glass CONTAC...

Page 335: ...ean 400K 30 500K 40 50 Clean with alcohol Feed roller 3 Clean 400K 30 500K 40 50 Clean with alcohol Registration switch Clean 400K 30 500K 40 50 Clean with a dry cloth Lower regist cleaner Replace 400...

Page 336: ...tion part location Method Maintenance cycle Points and cautions Page Fixing section Fixing unit Replace 400K 30 500K 40 50 Replace 1 6 36 Press roller separation Check replace 400K 30 500K 40 50 Clean...

Page 337: ...rtification label 120 V only FCC68 label sheet 120 V only 3CM05040 Certification label 120 V only LINE IC label sheet 120 V only 3CM05030 Modular connecter cable 120 V only B Modular connecter cable 1...

Page 338: ...3B504090 Flat spring ejection Flat spring ejection 3B502050 TP A chrome screw M3 05 TP A chrome screw M3 05 B4103050 TP A bronze screw M3 05 TP A bronze screw M3 05 B4303050 Built in finisher Name us...

Page 339: ...22 21 20 19 18 17 16 15 14 13 11 10 9 8 7 6 5 40 39 38 37 36 35 34 33 12 22 22 12 12 12V AGND 5V GND EXTRING1 EXTRING2 KMUTE SHUNT PLSDIL EARTH TELSEL FAXSEL NCUTYPE2 NCUTYPE3 OFFHOOK NCUTYPE1 ONHOOK...

Page 340: ...AD 63...

Page 341: ...Mechanical problems 1 3 5 1 Paper jams 1 3 5 2 Abnormal noise is heard 1 3 5 1 4 Assembly and Disassembly 1 4 1 Precautions for assembly and disassembly 1 4 1 1 Precautions 1 4 1 1 4 2 Procedure for a...

Page 342: ...Specifications Type Enclosed Paper Plain paper 75 80 g m2 Special paper colored paper Paper sizes A3 A5R folio 11 17 51 2 81 2 Power source Electrically connected to the copier Weight Approximately 4...

Page 343: ...3CX 1 1 2 1 1 2 Part names Figure 1 1 1 Duplex unit...

Page 344: ...3CX 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Paper path Duplex unit...

Page 345: ...3CX 1 1 4 1 1 4 Drive system Figure 1 1 3 1 Pulley T30 2 Duplex belt 3 Pulley T30 4 Duplex feed clutch gear 5 Gear 25 6 Idle gear 20 7 Gear 25...

Page 346: ...3CX 1 2 1 1 2 1 Unpacking Figure 1 2 1 Unpacking 1 Duplex unit 2 Nut plate 3 M3 10 bronze binding screws 4 Outer case 5 Bar code label 6 Air padded bag 7 Plastic bag...

Page 347: ...ps operation and the occurrence of a paper jam is indicated on the copier operation panel To remove the jammed paper open the conveying cover To reset the paper misfeed detection open and close the co...

Page 348: ...W does not turn off within 1285 ms of the feedshift switch FSSW turning off 1285 ms FSSW DUPPCSW OFF ON OFF ON Timing chart 1 3 2 Duplex paper conveying section 2 jam code 61 Feed switch 1 FSW1 does n...

Page 349: ...layed in reverse Check visually and replace the feedshift switch if its actuator is broken Run maintenance item U031 and turn the feedshift switch on and off manually Replace the switch if indication...

Page 350: ...Defective main PCB Check for continuity across the coil If none replace the duplex feed clutch Reinsert the connector Also check for continuity within the connector cable If none remedy or replace th...

Page 351: ...if the duplex feed pulley upper duplex feed roller or lower duplex feed roller is deformed Check if the rollers and gears operate smoothly Check visually and replace the pulley or roller if deformed G...

Page 352: ...damage the board Do not touch any PCB containing ICs with bare hands or any object prone to static charge Use the following testers when measuring voltages Hioki 3200 Sanwa MD 180C Sanwa YX 360TR Bec...

Page 353: ...ss the stop clear key to exit maintenance mode Change the value using the cursor up down keys Is the margin correct Enter maintenance mode Press the start key Select TRAIL DUP Press the interrupt key...

Page 354: ...cursor down key Press the interrupt key Make a test copy in duplex mode Is the leading edge of the image missing or varying randomly copy example 1 Is the copy paper Z folded copy example 2 Setting r...

Page 355: ...g is stored Start End Press the start key Select LSU OUT DUP Press the interrupt key Press the start key Press the start key to output a test pattern Press the stop clear key to exit maintenance mode...

Page 356: ...itchback section and conveyed to the duplex unit The paper is then conveyed to the copier paper feed section by the upper and lower duplex feed rollers Figure 2 1 1 Duplex unit 1 Feedshift guide 2 Upp...

Page 357: ...lex unit via the eject 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...

Page 358: ...ayout Figure 2 2 1 Duplex unit 1 Duplex paper conveying switch DUPPCSW Detects a paper jam in the duplex unit 2 Duplex paper feed clutch DUPFCL Controls the drive of the duplex feed roller 2 1 Machine...

Page 359: ...Section part location Method Maintenance cycle Points and cautions Page Paper Upper duplex feed roller Clean Every service Clean with alcohol or a dry cloth conveying Lower duplex feed roller Clean Ev...

Page 360: ...DF 78...

Page 361: ...operate 1 3 8 1 3 4 Mechanical problems 1 3 9 1 Paper jams 1 3 9 2 Abnormal noise is heard 1 3 9 1 4 Assembly and Disassembly 1 4 1 Precautions for assembly and disassembly 1 4 1 1 Precautions 1 4 1...

Page 362: ...cations Type Built in Number of trays 1 intermediate tray Stapling limit A4 11 81 2 or smaller 30 sheets Other sizes than above 20 sheets Power source Electrically connected to the copier Weight Appro...

Page 363: ...3B5 1 1 2 1 1 2 Part names Figure 1 1 1 1 Intermediate tray 2 JAM release lever 3 Eject tray...

Page 364: ...3B5 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Machine cross section 1 Paper conveying section 2 Intermediate tray section 3 Eject section Paper path...

Page 365: ...4 1 1 4 Drive system Figure 1 1 3 1 Paper conveying motor gear 2 Gear 31 20 3 Gear 28 4 Gear 18 5 Gear 18 6 Gear 25 7 Gear 14 8 Gear 16 9 Central gear 0 Gear 21 Gear 26 Clutch cam Stopper gear Gear 32...

Page 366: ...ject cover 7 Cross head chrome TP A screws M3 05 8 Cross head bronze binding TP A screws M3 05 9 Front eject cover 0 Rear eject cover Paper conveying unit pad Upper intermediate tray pad Lower interme...

Page 367: ...ops operation and the occurrence of a paper jam is indicated on the copier operation panel To remove the jammed paper lower the intermediate tray To reset the paper misfeed detection detach and refit...

Page 368: ...ch PCSW turning on 1960 to 3480 ms PCSW Off On Timing chart 1 3 1 Jam during paper conveying for batch ejection 1 jam code 83 When ejection a stack of paper the paper conveying switch PCSW does not tu...

Page 369: ...at CN4 9 on the main PCB check if CN4 10 on the main PCB remains low when the paper conveying switch is turned on and off If it does replace the paper conveying switch With 5 V DC present at CN4 9 on...

Page 370: ...n Poor contact in the connector terminals Defective copier main PCB Defective finisher main PCB The front side registration motor connector makes poor contact The front side registration motor malfunc...

Page 371: ...erse rotation Defective finisher main PCB The trailing edge registration motor connector makes poor contact The trailing edge registration motor malfunctions The trailing edge registration home positi...

Page 372: ...ction within 600 ms of the start of rear stapler motor clockwise reverse rotation The rear stapler connector makes poor contact The rear stapler malfunctions a The rear stapler is blocked with a stapl...

Page 373: ...for continuity across the coil If none replace the feedshift solenoid Reinsert the connector Also check for continuity within the connector cable If none remedy or replace the cable Check if CN4 2 and...

Page 374: ...of the cooling fan motor connector terminals Defective finisher main PCB Check for continuity across the coil If none replace the cooling fan motor Reinsert the connector Also check for continuity wit...

Page 375: ...is correct Check if the contact between the feedshift roller and press roller is correct Check if the contact between the eject roller and eject pulley is correct Check if the rollers and gears opera...

Page 376: ...damage the board Do not touch any PCB containing ICs with bare hands or any object prone to static charge Use the following testers when measuring voltages Hioki 3200 Sanwa MD 180C Sanwa YX 360TR Bec...

Page 377: ...GGER Stop position of the trailing edge registration cursor Setting range 0 to 8 Reference 4 Changing the value by 1 changes the position by 0 5 mm Increasing the value moves the front or rear side re...

Page 378: ...ling Procedure 1 Open the front and conveying covers of the copier 2 Remove the staple cartridge 3 Remove the four screws securing the stapler cover and then the cover 4 Remove the staples attracted t...

Page 379: ...rs when batch ejection is performed because of strong upward curling Procedure 1 Remove the paper conveying unit from the copier 2 Loosen the two screws from the front and rear curl eliminator pressur...

Page 380: ...ces curling of paper with curl eliminator rollers Figure 2 1 1 Paper conveying section Figure 2 1 2 Paper conveying section block diagram PCM PCSW FSSOL PUSOL MPCB CN6 7 CN6 12 CN4 10 CN4 2 4 CN4 7 1...

Page 381: ...mediate tray shifts the paper stocked in the intermediate tray to the stopper the pickup solenoid PUSOL turns on to lift the press roller and release the stopper The stack of paper on the intermediate...

Page 382: ...veying section and returns the stack of paper to the paper conveying section Figure 2 1 4 Intermediate tray section Figure 2 1 5 Intermediate tray section block diagram Trailing edge registration curs...

Page 383: ...the paper conveying section In staple sort mode the front and rear side registration cursors even up the sides of the stack of paper and shift the stack toward the machine front and then the trailing...

Page 384: ...The stapler motor STM drives the stapler cam via the stapler drive gear to staple paper Stapler cam Stapler self priming sensor Stapler drive gear Stapler cam Stapler motor Figure 2 1 7 Stapler sectio...

Page 385: ...per conveying switch PCSW Detects a paper jam in the finisher 3 Feedshift solenoid FSSOL Operates the feedshift guide of the copier 4 Pickup solenoid PUSOL Operates the press roller 5 Tray open close...

Page 386: ...rives the front side registration cursor 5 Rear side registration motor RSRM Drives the rear side registration cursor 6 Trailing edge registration home position sensor TERHPS Detects the trailing edge...

Page 387: ...ty sensor STES Detects the presence of staples 2 Staple cartridge sensor STCS Detects the presence of the staple cartridge 3 Stapler home position sensor STHPS Detects the stapler in the home position...

Page 388: ...of the switches and sensors and controls the motors and solenoids by serially communicating with the copier The feedshift solenoid FSSOL operates with the control signals from the copier Feedshift so...

Page 389: ...1 C4 TP2 100 IC3 IC11 11 1 1 1 9 1 9 CN3 C12 ZD1 D2 TP5 D4 1 IC16 TR1 1 D3 IC12 IC14 IC15 C13 L3 F1 JP2 TP4 IC10 C11 1 30 80 81 51 50 31 R3 R4 X1 IC6 IC5 TP3 16 2 15 1 CN2 1 12 JP1 CN1 1 10 CN6 IC9 C5...

Page 390: ...DC TERHPS on off input 5 1 2 9 0 24 V DC pulse FSRM motor coil energization pulse output A 5 2 2 9 24 V DC 24 V DC supply for FSRM output 5 3 2 9 0 24 V DC pulse FSRM motor coil energization pulse out...

Page 391: ...3B5 2 3 4 Terminals CN Voltage Remarks 7 3 2 9 24 V DC 24 V DC supply for LCSW output 7 6 2 9 24 0 V DC LCSW on off input...

Page 392: ...SRRHPS CN4 14 RSRM CN5 6 8 9 10 TERHPS CN4 26 TERM CN6 1 2 3 4 PCSW CN4 10 Initialization start Sort end Standby for paper entry Paper entry Positioning for side registration 117 ms 117 ms 100 ms 100...

Page 393: ...SRFHPS CN4 12 FSRM CN5 1 2 3 5 SRRHPS CN4 14 RSRM CN5 6 8 9 10 TERHPS CN4 26 TERM CN6 1 2 3 4 Sort end Moving to stapling position Stapling Moving to shift eject position To batch ejection Sort end T...

Page 394: ...ing chart No 3 SRFHPS CN4 12 FSRM CN5 1 2 3 5 SRRHPS CN4 14 RSRM CN5 6 8 9 10 TERHPS CN4 26 TERM CN6 1 2 3 4 PCSW CN4 10 PCM CN6 9 10 11 12 PUSOL CN4 7 250 ms 178 mm s 257 mm s Batch ejection start Ba...

Page 395: ...ance procedures Finisher Maintenance Section part location Method Maintenance cycle Points and cautions Page Stapler section Magnet Clean Every service Remove the staples attracted to 1 4 3 the magnet...

Page 396: ...C004 11 GY C004 12 N C N C LCSW LCSW 24V RSRM A RSRM B RSRM B RSRM 24V RSRM A FSRM A FSRM B FSRM B FSRM 24V FSRM A STM R STM R STM F STM F PCM B PCM B PCM A PCM A PCM 24V PCM 24V N C TERM 24V TERM B...

Page 397: ...J 1402...

Page 398: ...ication 1 3 1 2 Paper misfeed detection condition 1 3 2 3 Paper misfeeds 1 3 3 1 3 2 Electrical problems 1 3 4 1 The feedshift solenoid does not operate 1 3 4 1 3 3 Mechanical problems 1 3 5 1 Paper j...

Page 399: ...closed Tray capacity 100 sheets of 45 160 g m2 paper Paper Plain paper 75 80 g m2 Special paper colored paper Paper sizes A3 A5R folio 11 17 51 2 81 2 Power source Electrically connected to the copier...

Page 400: ...3B6 1 1 2 1 1 2 Part names Figure 1 1 1 1 Job separator tray 2 LED...

Page 401: ...3B6 1 1 3 1 1 3 Machine cross section Figure 1 1 2 Paper path...

Page 402: ...3B6 1 1 4 1 1 4 Drive system Figure 1 1 3 1 Gear 20 2 Gear 28 3 Gear 28 4 Eject roller gear...

Page 403: ...1 2 1 Unpacking Figure 1 2 1 Unpacking 1 Job separator 2 Job separator tray 3 Pin 4 Cross head bronze binding screws BMV3 05 5 Outer case 6 Spacer 7 Air padded bag 8 Bar code labels 9 Plastic bag 0 Pl...

Page 404: ...ps operation and the occurrence of a paper jam is indicated on the copier operation panel To remove the jammed paper open the copier conveying cover To reset the paper misfeed detection open and close...

Page 405: ...SSW turning on 2050 ms FSSW JBESW OFF ON OFF ON Timing chart 1 5 1 The job separator eject switch JBESW does not turn off within 2050 ms of the feedshift switch FSSW turning off 2050 ms FSSW JBESW OFF...

Page 406: ...the corresponding switch on the operation panel is not displayed in reverse Check visually and replace the pulley if deformed Problem Causes check procedures Corrective measures 1 Paper jams when the...

Page 407: ...The feedshift solenoid does not operate Check for continuity across the coil If none replace the feedshift solenoid Reinsert the connector Also check for continuity within the connector cable If none...

Page 408: ...Causes check procedures Corrective measures 1 Paper jams 2 Abnormal noise is heard Check if the contact between the job eject pulley and job eject roller is correct Check if the job eject pulley job e...

Page 409: ...tches the paper path to eject copied paper to the job separator tray Figure 2 1 1 Job separator 1 Job eject roller 2 Job eject pulley 3 Job separator tray 4 Job separator eject switch JBESW 5 Ejected...

Page 410: ...b separator is selected for the copy eject location when a copy is made the feedshift solenoid FSSOL turns on and the feedshift guide of the copier operates to switch the paper path to the job separat...

Page 411: ...jam in the job separator 2 Ejected paper detection switch EPDSW Detects the presence of paper on the job separator tray 3 Feedshift solenoid FSSOL Operates the feedshift guide of the copier 4 LED Indi...

Page 412: ...Periodic maintenance procedures Maintenance Section part location Method Maintenance cycle Points and cautions Page Paper Job eject roller Clean Every service Clean with alcohol or a dry cloth conveyi...

Page 413: ...PF 70...

Page 414: ...ift motor does not operate 1 3 8 8 The bypass paper feed clutch does not operate 1 3 8 9 The size of paper in the lower drawer is not displayed correctly 1 3 8 10 The message requesting covers to be c...

Page 415: ...1 1 2 3CC 2 4 Appendixes Timing chart No 1 2 4 1 Timing chart No 2 2 4 2 Wiring diagram 2 4 3...

Page 416: ...ations Paper Plain paper 75 80 g m2 Paper size A3 A5R folio 11 17 51 2 81 2 Capacity 550 x 2 sheets Power source Electrically connected to the copier Dimensions 585 W 590 D 315 H mm 231 16 W 231 4 D 1...

Page 417: ...3CC 1 1 2 1 1 2 Parts names 1 Upper drawer 2 Lower drawer 3 Desk left cover Figure 1 1 1 3 1 2...

Page 418: ...3CC 1 1 3 1 1 3 Machine cross section Paper path Figure 1 1 2 Machine cross section...

Page 419: ...1 5 6 As viewed from machine front Figure 1 1 3 Drive system 1 Desk drive motor gear 2 Idle gear 67 34 3 Gear 41 4 Desk upper paper feed clutch gear 5 Gear 41 6 Desk lower paper feed clutch gear 7 Ge...

Page 420: ...er 3 Cross headchromatebindingscrews CVM4 06 4 Pins 5 Stays 6 Chrome TP screws M4 10 7 Outer case 8 Bottom pads 9 Upper pad 0 Stays Machine cover Rear spacer Plastic bag Bar code label Plastic bag Ins...

Page 421: ...esk rear cover and then the cover 3 Pass the desk dehumidifier cable to the machine rear through the cable hole in the machine right 4 Attach the desk dehumidifier using the two M4 8 S tight screws Fi...

Page 422: ...m code 12 Feed switch 3 FSW3 of the copier does not turn on within 880 ms of the desk upper paper feed clutch DPFCL U turning on the clutch is then held off for 1 s and turned back on but the switch a...

Page 423: ...in paper feed section jam code 21 Feed switch 3 FSW3 of the copier and the desk feed switch DFSW do not turn off within the time required to convey the length of the used paper size plus 635 ms of tu...

Page 424: ...switch 2 actuator Defective copier feed switch 2 Corrective measures Change the paper Check visually and replace any deformed pulleys Check visually and replace feed switch 3 if the actuator is broke...

Page 425: ...e soiled with paper powder Check if the desk feed rollers or pulleys are soiled with paper powder Check if the copier feed rollers or pulleys are soiled with paper powder Corrective measures Check vis...

Page 426: ...eplace the desk upper lift limit switch Reinsert the connector Also check for continuity within the connector cable If none repair or replace the cable Contents Communication problem An error code fro...

Page 427: ...ned off If not replace the desk lower lift limit switch Reinsert the connector Also check for continuity within the connector cable If none repair or replace the cable Replace the desk fot the copier...

Page 428: ...ntinuity within the connector cable If none repair or replace the cable Check visually and replace the desk drive motor if necessary Check if the desk drive motor operates when CN4 6 on the desk main...

Page 429: ...replace the desk lower lift motor Reinsert the connector Also check for continuity within the connector cable If none repair or replace the cable Check if 24 V DC is output across CN2 3 and CN2 4 on t...

Page 430: ...safety switch Wiring is broken shorted or makes poor contact Noise Check procedures corrective measures Reinsert the connector Also check for continuity within the connector cable If none repair or r...

Page 431: ...drawer installed incorrectly Deformed width guide in the drawer Check if the separation pulley is deformed Check if the paper is curled Check if the paper is excessively curled Deformed guides along t...

Page 432: ...amage the board Do not touch PCBs containing ICs with bare hands or any object prone to static charge Use the following testers when measuring voltages Hioki 3200 Sanwa MD 180C Sanwa YX 360TR Beckman...

Page 433: ...er feed units and then the units Figure 1 4 1 Detaching the primary paper feed units Removing the forwarding pulley 4 Remove the stopper 5 Raise the forwarding pulley retainer in the direction of the...

Page 434: ...rear of the machine in the direction of the arrow and remove the separation pulley 11 Replace the forwarding paper feed and separation pulleys 12 Refit all removed parts Figure 1 4 5 Detaching the se...

Page 435: ...holding the rack adjuster 5 While raising the drawer lift in the direction of the arrow remove the rack adjuster Figure 1 4 7 Detaching the rack adjuster 6 Remove the two screws from the back of the...

Page 436: ...cover left retainer and then the retainer Figure 1 4 10 5 Remove the upper and lower stop rings and bearings from the desk upper and lower paper feed clutches 6 Remove the stop ring from the desk feed...

Page 437: ...utches Figure 1 4 13 Detaching the desk feed upper and lower paper feed clutches 9 Replace the clutches 10 Refit all removed parts Caution When fitting the clutches be sure to refit the whirl stops De...

Page 438: ...t pattern Enter maintenance mode Exit maintenance mode Start End Is the image correct Loosen the three screws holding the rack adjuster and change the position of the adjuster so that the centers of t...

Page 439: ...ly copy example 1 Is the copy paper Z folded copy example 2 Press the stop clear key Exit maintenance mode Decrease the value using the cursor lower key Increase the value using the cursor upper key P...

Page 440: ...ift 7 Lift operating plate 8 Desk upper feed guide 9 Desk middle feed guide 0 Desk lower feed guide Desk feed guide Desk upper paper feed clutch DPFCL U Desk lower paper feed clutch DPFCL L Desk feed...

Page 441: ...DM turns on starting the drive for the paper feed desk The desk upper paper feed clutch DPFCL U turns on to start rotating the forwarding pulley and paper feed pulley to start paper feed from the upp...

Page 442: ...warding pulley and paper feed pulley to start paper feed from the lower drawer b At the same time as the leading edge of the paper turns the desk feed switch DFSW on the desk feed clutch DFCL turns on...

Page 443: ...t 7 Desk upper paper length switch DPLSW U Detects the length of paper in the desk upper drawer 8 Desk lower paper length switch DPLSW L Detects the length of paper in the desk lower drawer 9 Desk upp...

Page 444: ...L DPSW U DPSW L DLICSW U DLICSW L DPLSW U DPLSW L DPWSW U DPWSW L Figure 2 3 1 Desk main PCB block diagram The desk main PCB DMPCB is controlled from the copier main PCB MPCB which controls the inputs...

Page 445: ...4 J74 J41 C42 CN4 CN3 J53 J30 L14 L13 C4 J19 J3 J34 J37 J56 J32 J64 C40 J63 J97 J96 J60 J57 J94 J93 J65 J66 J67 J70 J62 J1 IC2 IC4 8 1 1 IC5 IC1 C20 C16 J31 J27 J45 J48 J49 J51 J43 J46 J83 J87 J88 J84...

Page 446: ...aper level detection switch on off input 2 16 2 14 0 5 V DC Paper level detection switch on off input 2 17 2 13 0 5 V DC Paper level detection switch on off input 2 18 2 14 0 5 V DC Paper level detect...

Page 447: ...CN15 11 TC REM CN9 9 DB REM CN9 11 17 ms 78 ms 124 ms 124 ms 48 ms Min 78 ms 100 ms 30 ms 30 ms 100 ms 190 ms 190 ms 1055 ms 1379 ms 323 ms 323 ms 350 ms 500 ms 518 ms 300 ms 200 ms Image ready 215 ms...

Page 448: ...SW1 CN15 5 FSW2 CN15 8 FSW3 CN15 11 DFSW CN2 7 TC REM CN9 9 DB REM CN9 11 100 ms 123 ms 123 ms 17 ms 30 ms 48 ms Min 78 ms 124 ms 100 ms 344 ms 323 ms 518 ms 500 ms 200 ms 300 ms 350 ms 190 ms Image r...

Page 449: ...2 3 4 5 6 7 8 7 8 5 6 3 4 1 2 1 2 3 1 2 3 GY C211 4 GY C211 3 GY C211 6 GY C211 5 GY C211 8 GY C211 7 GY C213 1 GY C213 2 GY C213 3 GY C212 1 GY C212 2 GY C212 3 OE C101 4 LB C101 8 BE C101 12 OE C10...

Page 450: ...RA 1...

Page 451: ...s not operate 1 3 4 2 The switchback eject motor does not operate 1 3 4 3 The feedshift solenoid does not operate 1 3 4 4 The press solenoide does not operate 1 3 4 1 3 3 Mechanical problems 1 3 5 1 P...

Page 452: ...3CP 1 1 1 1 1 1 Part names Figure 1 1 1 Switchback unit Switchback unit open close lever...

Page 453: ...3CP 1 1 2 1 1 2 Machine cross section Figure 1 1 2 Paper path Switchback unit...

Page 454: ...3CP 1 1 3 1 1 3 Drive system Figure 1 1 3 1 Switchback motor gear 2 Eject motor gear 3 Gear 23 31 4 Gear 21...

Page 455: ...1 Unpacking 1 Switchback unit 2 Front cover 3 Spacer 4 Binding screws M3 08 5 Binding screws M4 06 6 TP screws M4 12 7 TP screws M4 16 8 Front bottom pad 9 Rear bottom pad 0 Upper pad Outer case Plas...

Page 456: ...ce of a paper jam is indicated on the copier operation panel To remove the jammed paper raise the switchback unit open close lever and open the switchback unit To reset the paper misfeed detection ope...

Page 457: ...switchback eject switch SBESW does not turn on within 3680 ms 6500 ms of the switchback feed in switch SBFISW turning on 3680 6500 ms Paper size A4R 81 2 11 The value in the parentheses indicates A3...

Page 458: ...on the main PCB check if CN5 4 on the main PCB remains high or low when the switchback eject switch is turned on and off If it does replace the switchback eject switch Check visually and replace the s...

Page 459: ...e 4 The press solenoide does not operate Check for continuity across the coil If none replace the switchback conveying motor Reinsert the connector Also check for continuity within the connector cable...

Page 460: ...pulley and switchback eject roller is correct Check if the switchback press pulley switchback press roller and gears operate smoothly Check if the switchback eject pulley switchback eject roller and...

Page 461: ...jection side of paper when ejecting paper to the saddle finisher Figure 2 1 1 Switchback unit Figure 2 1 2 Switchback unit block diagram 1 Feedshift guide 2 Switchback press roller 3 Switchback press...

Page 462: ...sher by the switchback eject roller rotated by turning on the switchback eject motor SBEM and the switchback eject pulley At this time the second paper is conveyed to the switchback unit the press sol...

Page 463: ...3CP 2 2 1 2 2 1 Electrical parts layout 1 PCBs Figure 2 2 1 PCBs 1 Main PCB MPCB Controls the electrical components 1 Machine front Machine inside Machine rear...

Page 464: ...opened 2 Switchback feed in switch SBFISW Detects the presence of paper in the switchback unit 3 Switchback eject switch SBESW Detects a paper misfeed in the switchback unit 4 Feedshift solenoid FSSOL...

Page 465: ...3 3 Motors Figure 2 2 3 Motors 1 Switchback eject motor SBEM Drives the switchback eject roller 2 Switchback feed motor SBFM Drives the switchback press roller 1 2 Machine front Machine inside Machin...

Page 466: ...tion of the switches and controls the motors and solenoids by serially communicating with the copier Feedshift solenoid Press solenoid Main PCB Copier Motor drive circuit CPU IC2 TXD RXD 24 V DC 5 V D...

Page 467: ...nergization pulse output B 3 4 1 3 0 24 V DC pulse SBEM coil energization pulse output B 3 5 1 3 24 V DC 24 V DC supply for SBEM output 4 1 1 3 0 24 V DC pulse SBFM coil energization pulse output A 4...

Page 468: ...ting point Fwd rotation Rev rotation Fwd rotation Fwd rotation Rev rotation First paper Copying start Fwd rotation Rev rotation First paper Fwd rotation Fwd rotation Rev rotation Second paper Second p...

Page 469: ...FM A_ SBFM B SBFM B_ COM 24V CN3 C103 1 2 3 4 5 6 SBEM A SBEM A_ SBEM B SBEM B_ COM 24V C201 1 2 3 5 V SBFISW SG CN2 C102 1 3 24 V R24 V 1 2 3 4 5 6 1 2 3 4 5 6 1 2 C202 1 2 3 SG 5 V SBESW OE C105 1 L...

Page 470: ...PF 75...

Page 471: ...operate 1 3 9 7 The paper conveying clutch does not operate 1 3 9 1 3 4 Mechanical problems 1 3 10 1 No primary paper feed 1 3 10 2 Paper is fed askew 1 3 10 3 Multiple sheets of paper are fed at one...

Page 472: ...1 1 2 5FF 2 4 Appendixes Timing chart No 1 2 4 1 Timing chart No 2 2 4 2 Wiring diagram 2 4 3...

Page 473: ...ations Paper Plain paper 75 80 g m2 Paper size A4 B5 11 81 2 Capacity 3000 sheets 1500 sheets 2 Power source Electrically connected to the copier Dimensions 585 W 590 D 315 H mm 231 16 W 231 4 D 123 8...

Page 474: ...5FF 1 1 2 1 1 2 Parts names 1 5 2 3 4 Figure 1 1 2 Parts names 1 Lifts 2 Deck side cover 3 Drawer 4 Deck front cover 5 Paper side guides...

Page 475: ...5FF 1 1 3 1 1 3 Machine cross section Paper path Figure 1 1 3 Machine cross section...

Page 476: ...2 Pulley S3M 16 3 Gear 0 8 35 1 20 4 Gear 2 6 5 Gear 0 8 23 6 Pulley 2M 18 7 Pickup roller gear 0 8 23 8 Gear 0 9 26 9 Gear 30 0 Gear 0 8 24 Pulley 3M 18 Pulley 14 gear 0 8 32 Gear 1 0 24 Pulley S2M 1...

Page 477: ...arge paper deck 2 Outer case 3 Lower front pad 4 Lower rear pad 5 Support 6 Upper pad 7 Stay 8 Retainer 9 Pins 0 Cross head chromate binding screws CVM4 06 Chrome TP screws M4 16 Machine cover Plastic...

Page 478: ...er and deck left cover and then the covers 2 Remove the three screws holding the deck rear cover and then the cover 3 Open the large paper deck 4 Remove the two screws holding the deck paper conveying...

Page 479: ...tors 10 Insert the main harness connector into the relay wire connector 11 Tidy up the dehumidifier heater cable and relay wire using the eight wire saddles and route the cable and wire while clipping...

Page 480: ...en and close the deck side cover or the large paper deck to turn the side cover switch or the deck open closed safety switch off and on 2 Paper misfeed detection conditions PFCL1 PFCL2 PPSENS1 FCL3 FS...

Page 481: ...in large paper deck horizontal paper conveying section jam code 16 Paper path sensor 2 PPSENS2 does not turn on within 310 ms of paper path sensor 3 PPSENS3 turning on 310 ms PPSENS3 PPSENS2 Timing ch...

Page 482: ...clutch 2 malfunctions Electrical problem with paper feed clutch 2 Corrective measures Change the paper Check visually and replace any damaged rollers see pages 1 4 2 3 Check visually and replace feed...

Page 483: ...ed clutch malfunctions Electrical problem with the deck feed clutch Corrective measures Change the paper Check visually and replace With 5 V DC present at CN6 9 on the deck main PCB check if CN6 8 on...

Page 484: ...ng is disabled and the problem displayed on the operation unit of the copier as a code consisting of C followed by a number between 0420 and 2600 indicating the nature of the problem After removing th...

Page 485: ...ity within the connector cable If none repair or replace the cable Check if CN5 4 on the desk main PCB goes low when desk level switch 2 is turned off If not replace desk level switch 2 Reinsert the c...

Page 486: ...connector cable If none repair or replace the cable Check the gears and belts and remedy if necessary Turn the power off and back on reset re quest is sent from the copier to the large paper deck to...

Page 487: ...drive system Check if the deck paper conveying motor is operated in mainte nance item U247 while the motor drive clock signal is present at CN2 2 on the deck main PCB If not replace the deck paper co...

Page 488: ...Check for continuity across the connector terminals If none replace them Check for continuity across the coil If none replace paper feed clutch 2 Check if CN4 1 on the deck main PCB goes low when pape...

Page 489: ...rmed Check if deck paper feed roller 1 or 2 is worn or deformed Check if the paper side guides are de formed Check if the paper is excessively curled Paper is not loaded correctly Check if the upper o...

Page 490: ...amage the board Do not touch PCBs containing ICs with bare hands or any object prone to static charge Use the following testers when measuring voltages Hioki 3200 Sanwa MD 180C Sanwa YX 360TR Beckman...

Page 491: ...assembly 5 Remove stop ring 2 securing the lower deck separation roller and then the roller 6 Remove stop ring 3 securing the upper deck separation roller and then the roller 7 Clean or replace the u...

Page 492: ...r conveying unit assembly Screw Screw 3 Detaching and refitting deck paper feed rollers 1 and 2 Clean or replace paper feed rollers 1 and 2 as follows Procedure 1 Turn the deck paper conveying unit ov...

Page 493: ...r adjuster and change the position of the center adjuster For output example A move the adjuster in the direction of the black arrow For output example B move the adjuster in the direction of the whit...

Page 494: ...Press the start key to make a test copy Enter maintenance mode Exit maintenance mode Is the leading edge of the image missing or varying randomly copy example 1 Is the copy paper Z folded copy exampl...

Page 495: ...eck separation rollers in the separation section convey paper received from the left cassette paper feed section into the copier preventing multiple sheets from being fed at one time 1 9 2 4 3 3 5 6 5...

Page 496: ...cassette is empty its lift serves as a guide for the paper being conveyed from the right cassette lift 42 ms FSW3 copier FCL3 copier PPSENS1 PPSENS2 PPSENS3 CCL Paper feed signal from the copier a b...

Page 497: ...on roller CCL Upper deck separation roller FSW3 Feed roller 2 FCL3 Feed pulley Copier Figure 2 1 2 Left cassette paper feed section CCL CN4 5 CN1 1 PDMPCB CCL FSW3 SIG FSW3 copier Figure 2 1 3 Left ca...

Page 498: ...paper from the left cassette has turned copier feed switch 3 FSW3 on paper feed clutch 2 PFCL2 turns on to start paper feed b 80 ms after the leading edge of the paper from the right cassette has turn...

Page 499: ...paper feed roller 2 Paper path Figure 2 1 4 Right cassette paper feed section PPSENS1 PPSENS2 PPSENS3 PFCL1 PFCL2 PPSENS1 PPSENS2 PPSENS3 PFCL2 PFCL1 CN6 5 CN6 8 CN6 11 CN4 1 CN4 3 PDMPCB FSW3 SIG FSW...

Page 500: ...on When desk level switch 2 DLSW2 is turned off as the paper on the lift is used paper deck motor 2 PDM2 starts to raise the lift until the switch turns on Deck level switch 2 Air damper Lift belt as...

Page 501: ...ction sensors 1 and 2 PLDSENS1 2 have turned on the message Low on paper is shown on the copier message display This message is not shown when only one of them is on As more copies are made with the m...

Page 502: ...5FF 2 2 1 2 2 1 Electrical parts layout 1 Machine front Machine inside Machine rear Figure 2 2 1 PCBs 1 Deck main PCB PDMPCB Controls electrical components and communications with the copier...

Page 503: ...Paper empty sensor PESENS Detects the absence of paper in the right cassette 5 Deck level switch 1 DLSW1 Detects the left cassette lift in the home position 6 Deck level switch 2 DLSW2 Detects the ri...

Page 504: ...rive transmission to deck paper feed roller 1 3 Paper feed clutch 2 PFCL2 Regulates drive transmission to deck paper feed roller 2 4 Deck paper conveying motor CM Drives the large paper deck 5 Paper d...

Page 505: ...SW2 SCSW DOSSW Oscillator circuit PFCL1 PFCL2 CCL PDM2 drive circuit Reset circuit PLDSENS2 PLDSENS1 Clutch drive circuit Figure 2 3 1 Deck main PCB block diagram The deck main PCB PDMPCB consists of...

Page 506: ...turns off transistor Q7 turns on supplying 24 V DC to CN7 13 thereby preventing paper deck motor 1 PDM1 from rotating further under momentum To prevent the cassette lift from being raised past its lim...

Page 507: ...it The following is the operating principle of paper path sensor 3 PPSENS3 Paper path sensors 1 and 2 PPSENS1 PPSENS2 and the paper empty sensor PESENS operate in the same manner A pulsating signal fr...

Page 508: ...2 TP19 TP21 TP17 TP14 TP16 TP20 TP25 TP4 TP6 TP5 TP8 TP18 TP15 IC6 1 15 CN6 IC5 IC7 IC3 CN4 CN5 1 6 R48 R46 10 1 TP1 C36 SW1 TP10 TP24 TP7 60 E Q8 E Q4 E Q1 E Q7 1 10 TP8 TP12 TP11 TP13 CN3 1 7 IC8 PS...

Page 509: ...input 5 6 5 5 5 V DC 5 V DC supply for DLSW1 output 5 7 5 8 0 5 V DC DLSW2 on off input 5 9 5 8 5 V DC 5 V DC supply for DLSW2 output 6 1 6 2 5 0 V DC SCSW on off input 6 3 6 2 5 V DC 5 V DC supply f...

Page 510: ...deck left cassette Paper feed request signal CM CN2 4 6 FSW3 CN15 11 PPSENS1 CN6 5 PPSENS2 CN6 8 PPSENS3 CN6 11 PESENS CN6 14 FCL3 CN10 A11 CCL CN4 5 Paper feed start Auxiliary paper feed start Paper...

Page 511: ...Paper feed request signal CM CN2 4 6 FSW3 CN15 11 PPSENS1 CN6 5 PPSENS2 CN6 8 PPSENS3 CN6 11 PESENS CN6 14 FCL3 CN10 A11 CCL CN4 5 PFCL1 CN4 3 PFCL2 CN4 1 Paper feed start Auxiliary paper feed start...

Page 512: ...8 7 6 5 4 3 2 1 24 V PGND SGND 5 1 V RESET NC DECK TXD SGND DECK RXD SGND FSW3 SIG NC 24 V PGND SGND 5 V RESET DECK TXD SGND DECK RXD SGND FSW3 SIG CN2 LD CM 24 V PGND 5 V SGND PLDSENS1 CN7 PDM2 SW2...

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