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5–8

TROUBLESHOOTING FEEDING FAULTS

Double feeding (paper deck).

Wrinkling (paper deck).

Cause

Copy paper

Copier

Step

Yes/No

YES

Remedy

The copy paper may be
moist; advise the user on the
correct method of storing
paper.

Advise the user to use
recommended paper.

Check the copier’s paper
feeding system.

Check the pedestal’s pick-up
assembly.
Check vertical path roller 3
and check vertical path roller.

Cause

Separation
roller spring

Separation
roller

Spring

Step

Checks

Change the position of the separation
roller spring. Is the problem cor-
rected?

Is the separation roller deformed or
worn?

Yes/No

YES

Remedy

End.

Replace the separation
roller.

Replace the spring used to
pull the separation roller.

Checks

Try fresh copy paper. Is the problem
corrected?

Try paper of a type recommended by
Canon. Is the problem corrected?

Does the paper wrinkle when a copy
is made from the copier’s lower
cassette?

Содержание NP6621

Страница 1: ...398S1 21 1 FY8 23AT 000 FEB 1998 COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON SERVICE HANDBOOK REVISION 0 SERVICE HANDBOOK REVISION 0 CANON INC This publication is printed on 70 reprocessed paper ...

Страница 2: ...L MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER ANYQUESTIONSREGARDINGINFORMATIONCONTAINEDHEREINSHOULDBEDIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY COPYRIGHT 1998 CANON INC Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT ...

Страница 3: ...nder Cause For AC power is absent the cause may be the power plug covers power source or others To find out the checks to make or remedies to provide for a single problem refer to the Checks and Remedy make checks answer to the questions YES or NO and provide remedies accordingly If the answer is otherwise proceed to the next step YES YES YES Checks on the voltage using a meter call for special no...

Страница 4: ...ii ...

Страница 5: ...e 2 13 25 Adjusting the Deck Registration 2 14 B Electrical 2 15 1 Adjustment after Replacing PCBs 2 15 2 Adjusting the Scanning Lamp Intensity 2 15 3 AE Adjustment 2 15 4 Multifeeder Paper Width Sensor Adjustment 2 19 5 Setting the Paper Size for the Universal Cassette 2 20 6 Initializing the Back Up RAM 2 21 7 Checking the Photointerrupters 2 21 A Mechanical 2 1 1 Adjusting the Image Leading Edg...

Страница 6: ...nes vertical fuzzy thick 3 9 9 The copy has black lines vertical fine 3 10 CHAPTER 4 TROUBLESHOOTING MALFUNCTIONS 16 DC power is absent 4 10 17 The blanking shutter fails to operate 4 10 18 The photosensitive drum fails to rorate 4 11 19 Pick up operation fails from cassette 4 11 20 Pick up operation fails multifeeder 4 12 21 The scanner fails to move forward in reverse 4 12 22 The registration ro...

Страница 7: ...ne 7 1 B Using Service Mode 7 1 C Control Display Mode 1 7 3 D I O Mode 2 7 6 CHAPTER 8 SELF DIAGNOSIS A Copier Self Diagnosis 8 1 B Self Diagnosis on the Cassette Feeding Unit 8 4 C RDF ADF Self Diagnosis 8 5 D Sorter Self Diagnosis 8 6 A GENERAL TIMING CHART A 1 B SIGNALS AND ABBREVIATIONS A 2 C GENERAL CIRCUIT DIAGRAM A 5 APPENDIX D SPECIFICATIONS A 7 I Copier A 7 II Cassette Feeding Module B2 ...

Страница 8: ...vi ...

Страница 9: ...ging roller cleaner Static eliminator Developing spacer Upper fixing roller Lower fixing roller Separation claw lower upper Fixing inlet guide Delivery guide tray Fixing feeding spacer Delivery spacer Set back roller Re pick up roller Parts Side reflecting plate for original exposure Unit External Scanner drive assembly Pick up assembly Feeding assembly Optical assembly Drum kit Charging assembly ...

Страница 10: ...rformance replace them as indicated regardless of the presence of visible damage Plan the replacement to coincide with a scheduled visit A Periodically Replaced Parts as of FEB 1998 Life copies 100 000 Remarks No 1 Parts name Static eliminator Q ty 1 Parts No FG5 2912 020 Note The above values are estimates only and subject to change based on the future data ...

Страница 11: ...er fixing separation claw Lower fixing separation claw Pre exposure lamp Developing assembly Developing cylinder Side seal Developing blade unit Scanner cooling fan filter III DURABLES The parts shown in the table may require replacement because of deterioration or damage over the period of warranty replace them when they fail using the table as a guide A Copier Life copies 100 000 100 000 100 000...

Страница 12: ...3 1 through 3 Parts No FB2 2251 000 FG5 3614 000 Note The above values are estimates only and subject to change based on future data as of FEB 1998 C Paper Deck Pedestal K1 Life copies 100 000 100 000 100 000 100 000 Remarks Rear Front No 1 2 3 Parts name Pick up roller Feeding roller Separation roller Q ty 1 1 1 1 Parts No FF5 1220 000 FF5 1221 000 FB1 7061 000 FB1 7060 020 Note The above values ...

Страница 13: ...y density correction volume VR850 clockwise so that No 8 darkens Note 2 Turn the copy density correction volume VR850 counterclock wise so that No 8 lightens Note 2 Make one copy NO YES NO NO YES YES Note 1 For NA 3 Test Charts make sure that No 8 on the copy is of the same density as No 4 through No 7 of the charts Note 2 A shift is made in the control of the developing bias DC component Make two...

Страница 14: ...ohol Cleaning Cleaning Cleaning Cleaning Cleaning Feeding assembly Static eliminator Static eliminator Transfer guide Feeding belt Feeding assembly mount Transfer charging assembly Rail Moist cloth Note Special brush Moist cloth Note Note Make sure no droplets of water remain if any do not turn on the power Copyboard Scanner Item Tool Solvent Work Remarks Copyboard glass Scanning lamp Reflecting p...

Страница 15: ... copy count display flashes No 305 2 Press the Start key The display flashes the present value If the value is negative is flashed To enter a negative value press the key and then enter the value using the numeric keypad 4 Press the AE key The value is stored and the display remains ON Copying starts when the start key is pressed 5 To enter a value once again repeat steps 1 and 4 6 Press the Clear...

Страница 16: ...in the direction of indicated in Figure 2 204 Figure 2 202 Select service mode 3 No 309 leading edge non image width adjustment and make adjust ments so that the image trailing edge non image width is as indicated in Figure 2 202 when the Test Sheet is copied in DIRECT The machine adjusts the image trailing edge non image width by taking advantage of the timing at which the blanking shutter opens ...

Страница 17: ...is negative is flashed To enter a negative value press the key and then enter the value using the numeric keypad The following describes the relationship be tween the settings and the margin For each 1 in the setting the margin changes to the side by about 0 37 mm The settings may be between 0 and 15 mm increases the margin decreases the margin Figure 2 206 b Adjusting the Position of the Left Rig...

Страница 18: ...ions given below Installing the spring in the wrong direction can cause the hook tip of the spring to interfere with the cable Screw Loosen the screw and shift it down Re tighten the screw Attach the mirror positioning tool Set screws Loosen the set screws to enable free rotation Put the steel ball into the hole in the pulley wind the cable nine times toward the inside and four times toward the ou...

Страница 19: ... on the pulley 4 Attach the mirror positioning tool w to the No 1 mirror mount and the No 2 mirror mount both front and rear front rear Figure 2 212 Figure 2 213 6 Tighten the set screw of the pulley 7 Remove the tool FY9 3009 8 Adjusting the Scanner Cable Tension Pull the tension spring so that both ends of the cable spring q is 34 1 mm and tighten the screw w Figure 2 214 q w 34 1mm 9 Orienting ...

Страница 20: ... while the claw of the control ring is engaged with the solenoid plate make adjustments so that the hole or black dot in the cam and the hole in the multifeeder drive unit match then tighten the part in place front q w Caution If the adjusting hole is not furnished with a black dot for reference make adjustments as instructed while making sure that the paper guide plate cam of the multifeeder asse...

Страница 21: ...er down when taking measurements After adjustment make sure that the solenoid moves smoothly 13 Positioning the Change Solenoid Loosen the two screws t and make adjustments so that the gear r moves until it stops in the direction of b along the arm e when the steel core q of the solenoid is fully pushed in the direction of B i e when the E ring w comes into contact with the solenoid Figure 2 219 F...

Страница 22: ...stments The nip is correct if it is as indicated in Figure 2 223 otherwise turn the bolt to adjust Figure 2 223 Note a and c represent points 10 mm from either edge of the paper Attach the spring to the outside of the sides shutter Slide shutter rear Wind 3 5 times Slide shutter front c a A4 paper Feeding direction b b 4 5 0 5mm a c 0 5mm or less Center of copy paper ...

Страница 23: ...lay indicates 406 7 Press the Start key The paper will be fed from the cassette and the machine will be ready to accept new settings as in Figure 2 223 The paper will be discharged Reference The paper stops while half of it is held between the fixing rollers it will then be discharged fully about 10 sec later 8 Measure the nip 16 Points to Note After Replacing the Upper Fixing Unit If you replaced...

Страница 24: ...Drive Belt Be sure to attach the drive belt on the pulley and the tensioner as indicated in Figures 2 225 and 2 226 Figure 2 225 Figure 2 226 Drive belt Pulley Tensioner Vertical path roller gear Vertical path roller clutch CL7 Main motor Tensioner ...

Страница 25: ... to fix the solenoid e in place and move the solenoid in the direction of the arrow B so that the l in Figure 2 227 is 5 5 0 2 mm when the joint q is forced against the a section of the solenoid support plate w Caution You must make this adjustment whenever you have replaced the solenoid Figure 2 227 a 5 5 0 2 2 1 3 B ...

Страница 26: ...transfer guide y with two screws r Figure 2 231 5 Install the transfer guide to the copier 6 Connect the connector u of the heater to the copier s connector Figure 2 232 Caution As necessary keep the heater harness in place on the cord guide using tie wraps Figure 2 228 21 Installing the Drum Heater Thismaynotbeavailableforsaleinsomeareas 1 Remove the transfer guide from the copier 2 Install the c...

Страница 27: ...mounting screw from the guide plateatthefront rear andrearleft then detach the guide plates Figure 2 236 22 Assembling the Mirror Position ing Tool 1 Remove the screw from position B indicated in Figure 2 233 Figure 2 233 2 Fit the screw removed in step 1 in position A then tighten it slightly 3 Spread the arm out of the main frame until it comes into contact with the stopper as indi cated in Figu...

Страница 28: ...deck 6 Remove the switch cover 7 Set the deck size switch to reflect the new paper size Figure 2 238 8 Install the switch cover 9 Attach the size seal to the front cover of the deck 10 Switch on the copier and check that the new deck size is indicated in the message display 25 Adjusting the Deck Registration Detach the deck front cover and loosen the mounting screws on both left and right of the d...

Страница 29: ...ice Mode label be sure to record the new settings on the label 2 Adjusting the Scanning Lamp Intensity Select service mode No 407 1 Place the Test Sheet NA3 on the copyboard and close the copyboard cover 2 Turn OFF AE and make copies in continuous mode at copy density 5 and VR850 DC bias is at center 3 Press the zoom key or zoom key so that the optimum image is obtained If the image is too light p...

Страница 30: ...ric keypad and press the AE key The display indicates 201 8 Press 208 on the numeric keypad The machine indicates 208 9 Press the Start key The display indicates 0 through 255 10 Adjust VR860 851 on the Service switch PCB so that the display indicates 100 through 105 11 Turn OFF ON the power switch This turns OFF the scanning lamp and turns ON the power once again 12 Press the service mode switch ...

Страница 31: ...stment No 303 1 If the display does not indicate 300 s start adjustment mode in service mode as you would for No 301 2 Press 3 on the numeric keypad The display indicates 303 3 Press the Start key The display indicates the current setting 4 Change the value using numeric keypad and press the AE key A higher setting produces lighter AE copies default 0 settings 26 to 26 If the value is negative is ...

Страница 32: ... to be darker default 0 range 26 to 26 Description Item No 301 No 302 No 303 Function Automatic lamp intensity adjustment for AE scans Copy density devel opment bias refer ence point adjustment for AE mode Copy density devel opment bias slope adjustment for AE mode Table 2 201 Note 1 After Adjustment with test chart NA 3 using AE mode density adjustment should show 5 2 In non AE mode using NA 3 de...

Страница 33: ...d settings will be cleared and returned to default settings 7 Adjust the guide of the multifeeder to suit the size you are setting Make sure you feel a click when positioning the guide 8 Press the AE key When the setting has been stored the display stops flashing and remains ON 9 Press the Reset key The machine ends service mode Display A3 Ldr b4 LGL A4r b5r A5r Sr JPC CLr Numeric keypad 1 2 3 4 5...

Страница 34: ...ette 1 by pressing 0 and 5 6 Press the Start key Thedisplayindicatesthenumbercorrespond ing to the universal cassette currently set 7 According to Table 2 203 select the size you want to store using the numeric keypad 8 Press the AE key to store the setting 9 Press the Reset key The machine ends service mode Cassette holder Service mode No Cassette 1 No 505 Cassette 2 No 509 Cassette 3 No 510 Cass...

Страница 35: ... key To stop it after performing step 8 press the start key and press the Start key after the display has indicated nop 7 Checking the Photointerrupters The machine s photointerrupters may be checked using a conventional meter or in service mode q Using a Meter 1 Set the meter to the 12VDC range 2 Connect the probe of the tester to J301 4 GND of the DC controller 3 Make checks as indicated 1 5 V 0...

Страница 36: ...e probe of meter Service mode Checks normal if as indicated Display Meter measurements PS4 Cassette 1 paper sensor CPD J309 9 No 216 1 g Slide out the cassette while in standby PS3 Blanking home position sensor BSHP J315 A5 No 222 1 d Remove the blank exposure assembly Do not disconnect J315 Move the blanking shutter When the light blocking plate is present 1 5 V approx When the light blocking pla...

Страница 37: ...by When paper is set 0 When paper is not set 1 When paper is inserted 1 5 V approx When paper is not inserted 0 0 V approx Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements PS8 Delivery sensor DPD J309 14 No 221 1 b Operate the detection lever with a finger while in standby PS7 Separation sensor SPD J316 4 No 221 1 d Operate the detection lever with...

Страница 38: ...dicated Display Meter measurements PS12 Vertical path roller 2 paper sensor VP2P J309 5 Open the right door and push the sensor flag PS11 Copyboard cover open closed sensor CVOP J310 A11 Open and close the copyboard cover When the copyboard cover is closed 1 5V When the copyboard cover is opened 0 0V When the sensor flag is pushed 1 5V When the sensor flag is not pushed 0 0V PS13 Cassette 2 paper ...

Страница 39: ...d 1 5V When the flag is not pushed 0 0V PS16 Vertical path roller 1 paper sensor VP1P J314 13 Open the right door and push the sensor flag PS15 Duplexing unit paper outlet sensor DUIN J320 2 Open the duplexing unit and press the flag of the sensor When the sensor is pushed 1 5V When the sensor is not pushed 0 0V When the flag is pushed 1 5V When the flag is not pushed 0 0V Notation Name probe of m...

Страница 40: ... lever is operated 0 When the lever is not operated 1 When the lever is operated 0 When the lever is not operated 1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements Q654 Cassette 1 size sensor 4 CSZ 4 J318 5 No 216 1 d Slide out the cassette while in standby and operate the detection lever with a finger Q653 Cassette 1 size sensor 3 CSZ 3 J318 4 No...

Страница 41: ... lever is operated 0 When the lever is not operated 1 When the lever is operated 0 When the lever is not operated 1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements Q654 2 Cassette 2 size sensor 4 CSZ 4 J318 11 No 217 1 d Slide out the cassette while in standby and operate the detection lever with a finger Q653 2 Cassette 2 size sensor 3 CSZ 3 J318...

Страница 42: ...per is placed in the cassette and the cassette is slid in 1 b Cassette Unit 1 2 Cassette Unit Cassette Pedestal K1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements Q653 3 Cassette 3 size sensor 2 C3SZ2 J308 A11 No 218 1 b Slide out the cassette while in standby and operate the detection lever with a finger power selection for cassette 2 Q651 3 Cass...

Страница 43: ...hen the lever is operated 0 When the lever is not operated 1 When paper is inserted 0 When paper is not inserted 1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements PS4cu Cassette 4 paper sensor C4PD J308 A9 No 215 1 a Slide out the cassette 4 while in standby paper selection for cassette 4 PS3cu Cassette 4 vertical path sensor C4VPD J308 A7 No 214 ...

Страница 44: ...he lever is operated 0 When the lever is not operated 1 When the lever is operated 0 When the lever is not operated 1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements Q654 4 Cassette 4 size sensor 4 C4SZ4 J308 B2 No 219 1 d Slide out the cassette while in standby and operate the detection lever with a finger paper selection for cassette 4 Q653 4 Ca...

Страница 45: ...e mode Checks normal if as indicated Display Meter measurements Q652 5 Cassette 5 size sensor 2 C5SZ2 J308 A11 No 219 1 b Slide out the cassette while in standby and operate the detection lever with a finger paper selection for cassette 5 Q651 5 Cassette 5 size sensor 1 C5SZ1 J308 A10 No 219 1 a Slide out the cassette while in standby and operate the detection lever with a finger paper selection f...

Страница 46: ...assette 5 When the lever is operated 0 When the lever is not operated 1 When the lever is operated 0 When the lever is not operated 1 Notation Name probe of meter Service mode Checks normal if as indicated Display Meter measurements PS7cu Cassette 5 paper sensor C5PD J308A 9 No 215 1 a Slide out the cassette 5 while in standby paper selection for cassette 5 PS6cu Cassette 5 vertical path detection...

Страница 47: ...pies or which have high transparency can generate copies that can be mistaken for foggy copies Originals prepared in light pencil can generate copies that can be mistaken for light copies 3 Copyboard Cover and Copyboard Glass Check the copyboard cover and the copyboard glass for dirt and scratches If dirt is found clean the part using a solution of mild detergent or alcohol If scratches are found ...

Страница 48: ...3 2 IMAGE FAULTS ...

Страница 49: ...3 3 IMAGE FAULTS NOT USED ...

Страница 50: ...3 4 IMAGE FAULTS B Image Fault Samples not available ...

Страница 51: ... No YES YES NO YES NO Remedy End Perform AE adjustment Replace the developing assembly End Replace the drum cartridge Checks Perform the Basic Image Adjustment Procedure Is the problem corrected Is the density too low on copies made in AE mode Is the coating of toner on the develop ing cylinder even Clean the mirrors lenses and dust proofing glass Is the problem cor rected ...

Страница 52: ... the feeding assembly and measure the resistance between the lower transfer guide and the transfer charging assembly rail metal portion with a meter Is the electrical resistance 0 ý Take out the developing assembly and shake it several times Is the problem cor rected Is the setting of service mode 105 primary current indication 10 µA or less Remedy End Go to step 7 Install the transfer charging ro...

Страница 53: ...3 transfer roller cleaning Is the problem cor rected Make several blank copies Is the problem corrected Is the transfer charging roller installed securely Are the position and the condition of the transfer charging roller pressure spring normal Does the pre exposure lamp remain ON during copying operation Is the developing cylinder coated with a uniform layer of toner Yes No YES YES YES YES NO NO ...

Страница 54: ... worn Is the developing cylinder worn Is the developing cylinder insulated from the machine GND Turn OFF the power and disconnect J908 of the composite power supply PCB Check the electrical continuity between the developing assembly side of J908 2 and the machine side plate with a meter Is the indication for service mode 105 primary current indication 10 µA or less Yes No YES YES NO YES YES NO NO ...

Страница 55: ...orrected Execute service mode 402 primary charging roller cleaning Is the problem corrected Clean the scanning lamp reflecting plate side reflecting plate lens mirror and dust proofing glass Is the problem corrected Clean the pre exposure lamp Is the problem corrected Is the developing cylinder coated with a uniform layer of toner Yes No YES YES YES YES NO YES Remedy End End End End Replace the de...

Страница 56: ...sfer guide Are there scratches or black lines around the surface of the photosensi tive drum Check if the lines if any disappear when the surface of the photosensitive drum is wiped with a flannel cloth coated with toner Are there scratches or black lines around the surface of the upper fixing roller Yes No NO YES YES NO YES NO Remedy Go to step 3 Clean the guide Replace the drum cartridge If ther...

Страница 57: ...ure spring normal Clean the static eliminator Is the problem corrected Is the density of the toner on the developing cylinder even Try fresh copy paper Is the problem corrected Are there scratches around the surface of the photosensitive drum Yes No NO YES YES YES NO YES NO YES YES NO Remedy 1 Clean the inlet guide assembly upper lower of the fixing assembly 2 Check the upper fixing roller 3 Check...

Страница 58: ... dirt crack or scratches on the transfer charging roller Are the position and the condition of the transfer charging roller pressure spring normal Try fresh copy paper Is the problem corrected Is the problem noted at the same location on all copies Yes No YES YES YES YES YES YES YES NO YES YES Remedy The toner may be inad equate advise the user 1 Clean the drum 2 If the drum has scratches replace ...

Страница 59: ...ntal at intervals of about 4 2 cm Is the soiling vertical at intervals of about 1 6 cm Is the upper fixing roller or the lower fixing roller dirty 13 The back of the copy is soiled Remedy Go to step 7 End End Replace the transfer charg ing roller 1 Clean the registration roller and the transfer guide plate 2 Check the drum cartridge for leakage of toner 1 Clean the manual feed feeding roller 2 Che...

Страница 60: ...ause Upper and Lower developing rollers Fixing roller heater H1 Lower fixing roller pressure Copy paper Remedy Check the scratches on the upper and lower fixing rollers Refer to the sub section Fixing roller heater does not operate Adjust the lower fixing roller pressure Check if the recommended paper is being used if the results are satisfactory when the recommended paper is used instruct the use...

Страница 61: ...ves Does each of the registration rollers rotate normally Perform registration leading edge margin adjustment Is the problem corrected service mode No 305 p 7 9 Remedy Set the original correctly Try recommended paper if the results are good advise the user to use recom mended paper Check each roller and replace it if worn 1 Check if the copy paper is set correctly in the cas sette 2 Check the pape...

Страница 62: ... or protrusions Check the developing assembly Check the drum drive assembly Yes No YES YES YES YES YES NO 18 The copy has blurred images Cause Scanning lamp Developing assembly roll Developing assembly bias Scanner Feeding assembly Step 1 2 3 4 5 Checks Is the problem noted at the same location on all copies made in DI RECT Does the scanning lamp flicker while the scanner is moving forward Is the ...

Страница 63: ...rtridge installed se curely Check if the developing assembly roll is forced against the photosensitive drum Is the developing bias generated normally Is the horizontal reproduction ratio in DIRECT copying within specification Remedy 1 Check the copyboard cover for warping 2 Advise the user how to place an original on the copyboard correctly Clean the copyboard glass Install the copyboard glass cor...

Страница 64: ...e drum is rotating smoothly 2 Check the drum drive as sembly Install the transfer charging roller securely Check the transfer charging roller Replace the composite power supply PCB Yes No NO NO NO YES YES Cause Composite power supply PCB Step 1 2 3 Checks Check according to The scanning lamp fails to turn ON Does the pre exposure lamp remain ON during copying operation Is the setting of service mo...

Страница 65: ...e fixing heater and press the power switch while holding down the service mode switch This will reset E000 about 2 sec later the power switch will turn OFF automatically Is the connection 4 pin connector on the rear side plate near the fixing assembly good Let the fixing assembly cool and disconnect J47 Is the resistance between J47 1 and 2 on the ther mistor side about 1 4 Mý Is the resistance be...

Страница 66: ...ý Is the resistance between J47 3 and 4 about 0 ý Replace the fixing heater driver Is the problem corrected 2 E001 Cause Wiring DC control ler PCB Fixing heater driver Step 1 2 3 Yes No YES NO YES NO Remedy See E000 Correct it End Replace the fixing heater driver PCB Checks Disconnect the connector J4 of the fixing heater and press the power switch while holding down the service mode switch This w...

Страница 67: ...LESHOOTING MALFUNCTIONS Cause Fixing heater driver PCB DC control ler PCB Step 1 Yes No YES NO Remedy End Replace the DC controller PCB Checks Replace the fixing heater driver PCB Is the problem corrected 4 E004 ...

Страница 68: ...r unit Is the problem corrected Yes No NO NO YES NO NO YES NO Step 1 2 3 4 5 5 E010 Cause Main motor unit M1 the main motor unit consists of the main motor and the main motor PCB DC control ler PCB Drive belt DC power supply Main motor unit DC control ler PCB Remedy Go to step 3 Replace the main motor unit M1 Check the connector J502 on the main motor PCB for contact and check the wiring from J502...

Страница 69: ...ere scratches or tears in the high voltage cable Yes No YES YES YES YES YES Remedy Check the harness between the DC controller PCB and the composite power supply PC After making checks in steps 3 through 6 replace the composite power supply PCB Replace the transfer charg ing assembly transfer roller Replace the drum cartridge Replace the high voltage terminal Step 1 2 3 4 5 6 E064 Cause Scanner ho...

Страница 70: ...interrupters Replace the DC controller PCB Is the problem corrected Cause DC controller Composite power supply PCB Step 1 2 Checks Does the scanning lamp turn ON Replace the DC controller PCB Is the problem corrected Yes No NO YES NO Remedy See The scanning lamp fails to turn ON Replace the DC controller PCB Check the wiring between the DC controller PCB and the composite power supply PCB if norma...

Страница 71: ... Replace the composite power supply PCB Is the problem corrected Yes No YES YES YES NO Remedy Connect the connector or replace the harness End End Replace the DC controller PCB Step 1 2 3 11 E260 Cause Power supply frequency fluctuation Composite power supply PCB DC control ler PCB Checks Turn OFF ON the power Is the problem corrected Replace the composite power supply PCB Is the problem corrected...

Страница 72: ...emedy End Replace the DC controller PCB 13 E710 E711 E712 E717 Cause Composite power supply PCB DC controller PCB Step 1 Checks Replace the composite power supply PCB Is the problem corrected Yes No YES NO Remedy End Check the wiring from the composite power supply PCB to the DC controller PCB if normal replace the DC controller PCB 14 E802 ...

Страница 73: ...place the DC controller PCB 15 AC power is absent Checks When the power switch is turned ON is the E code indicated and is the power switch turned OFF within about 2 sec Is the power plug connected to the power outlet Are the front door and the delivery cover closed securely Is the rated voltage present at the power outlet Is the rated voltage present between J1 1 and J1 2 J1 is the 2 pin con nect...

Страница 74: ...and connect one of the disconnected connectors Then turn ON the power switch Repeat this for all connectors to identify the connector that triggered the protection circuit Check the wiring from that connector to the DC load Replace the fuse Replace the composite power supply PCB Yes No NO YES YES NO 16 DC power is absent Cause Lens motor Blanking drive assembly Blanking cable Step 1 2 3 Checks Doe...

Страница 75: ...ntrol ler PCB Step 1 2 3 4 5 Checks Is the paper retained by the claw of the cassette Slide out and then in the cassette Is the problem corrected Does the pick up roller rotate when the Copy Start key is pressed Has the pick up roller or the pick up separation pad reached its service life Replace the DC controller PCB Is the problem corrected Remedy Advise the user on the correct ways of setting p...

Страница 76: ... the DC controller Yes No NO YES YES NO 20 Pick up operation fails multifeeder Cause Cable Foreign matter on scanner path Composite power supply PCB DC control ler PCB Scanner motor Step 1 2 3 4 5 Checks Is the scanner drive cable routed correctly Is the scanner rail free of dirt and does the scanner move smoothly when pushed by hand Set the meter to the 50VDC range Doe the index of the meter poin...

Страница 77: ...k the wiring from the DC controller PCB to CL1 if normal replace CL1 22 The registration roller fails to operate Yes No YES NO YES Cause Scanning lamp Scanning lamp Dc controller PCB Composite power supply PCB Step 1 2 3 Checks Turn OFF the power switch and disconnect the power plug Is the lamp installed correctly Have the ends of the scanning lamp blackened Replace the DC controller PCB Is the pr...

Страница 78: ...posite power supply PCB Replace the lens motor Is the problem corrected Remedy Check the wiring from the DC controller to the SL1 if normal replace SL1 Check the lens cable pulley and rail as necessary clean or re route the cable See DC power is absent Replace the DC controller PCB End 24 The lens fails to move Yes No NO NO NO NO YES Cause DC controller PCB Fixing heater driver PCB Step 1 2 Checks...

Страница 79: ...sing service mode 107 jam history Is there paper around the sensor Is the sensor identified in step 1 normal Remedy Remove it Check the lever and the wiring if normal replace the sensor Replace the DC controller PCB Yes No YES NO YES 28 The JAM message fails to turn OFF Cause Cassette Paper sensor DC control ler PCB Step 1 2 Yes No NO NO YES 27 The ADD PAPER message fails to turn OFF Checks Is the...

Страница 80: ...4 16 TROUBLESHOOTING MALFUNCTIONS ...

Страница 81: ...be grouped into the following q Pick up assembly w Separation Feeding assembly e Fixing Delivery assembly r Duplexing unit The tables showing ways to remove jams and remedies are organized according to these areas The machine provides service mode 1 No 101 by which you can find out the location and the type of each jam 4 5 Figure 5 500 q w e r ...

Страница 82: ... registration roller fails to rotate Replace the roller which is deformed or worn Advise the user to use recommended paper Check the pick up roller for wear and deformation Checks Does the jam occur when the paper is picked up from the cassette Is the cassette set in the machine properly Try a different cassette Is the problem corrected Is the copy paper curled or wavy Try Canon recommended paper ...

Страница 83: ...e sensor Check if there is margin along the leading edge of the copy 3 Fixing Delivery Assembly Yes No YES YES YES NO NO NO NO Fixing Yes No NO YES YES NO YES Checks Is the transfer charging assembly installed properly Are there burrs on the paper guide of the transfer charging assembly Try recommended paper Is the problem corrected Are the two feeding belts moving properly Step 1 2 3 4 Step 1 2 3...

Страница 84: ...rotate clockwise and counterclockwise at specific timing Step 1 2 Remedy Replace the faulty sensor Replace the motor Yes No NO NO Checks Are the following sensors normal duplexing outlet paper sensor PS14 duplexing horizontal registration paper sensor PS17 duplexing pre registration paper sensor PS18 Does the set back roller rotate clockwise and counterclockwise at specific timing Step 1 2 5 Duple...

Страница 85: ...se recommended paper Clean it with solvent Adjust the pressure Try replacing the upper roller or the lower roller Yes No YES YES NO YES NO YES Checks Turn OFF the power while copy paper is moving through the feeding assembly Is the copy paper at this time wrinkled Further is it moving askew Try fresh paper Is the problem corrected Is the paper of a type recom mended by Canon Is the paper guide soi...

Страница 86: ...ecks Does the ADD PAPER message remain on Is the right door firmly closed Does the lifter lower when the deck is slide out from the pedestal Further does the lifter rise when the deck is slid into the pedestal Does the deck pick up roller rotate Is the belt that transmits the drive to the pick up roller properly attached Is the drive from the pedestal motor transmitted to the pick up assembly by t...

Страница 87: ...k the feeding path up to the deck vertical path roller for foreign matter If the deck vertical path roller is soiled clean it with alcohol if deformation by wear is noted replace the part Replace the pedestal controller PCB Check the wiring up to the deck vertical path roller drive clutch CL2 if normal replace the clutch Checks Is the paper fed as far as the feeding roller Is the paper fed as far ...

Страница 88: ...ck vertical path roller 3 and check vertical path roller Cause Separation roller spring Separation roller Spring Step 1 2 Checks Change the position of the separation roller spring Is the problem cor rected Is the separation roller deformed or worn Yes No YES YES NO Remedy End Replace the separation roller Replace the spring used to pull the separation roller Checks Try fresh copy paper Is the pro...

Страница 89: ...he message on the deck Does the deck s lifter rise Is the deck paper sensor PS1 normal Yes No NO NO NO YES Remedy Check the copier See The lifter fails to rise Check the sensor lever and wiring if normal replace the sensor Replace the pedestal control ler PCB Step 1 2 3 Cause Copier Deck paper sensor ...

Страница 90: ... 0V Set the meter to the 12VDC range Does the voltage between J113 10 and J113 8 on the pedestal controller change as follows 0V when the deck is opened and 5V when the deck is closed Set the meter to the 30VDC range Does the voltage between J114 4 and J114 5 on the pedestal controller PCB change to 24V when the deck is slid in and then to 10V Yes No NO NO NO YES NO YES NO YES NO Remedy Set the de...

Страница 91: ...6 1 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS CHAPTER 6 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS 6 ...

Страница 92: ...6 2 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS A Sensors Figure 6 600 PS11 ATS PS14 PS13 PS8 PS15 PS19 PS23 PS21 PS2 PS3 VR1 PS5 TH2 TH1 FU1 PS10 PS1 PS12 PS7 PS4 PS16 PS6 ...

Страница 93: ...r detection Paper for separation detection Paper for delivery detection Right door open closed detection Copyboard cover open closed detection Paper at vertical path roller 2 detection Paper in cassette 2 detection Paper at duplexing unit outlet detection Paper at duplexing unit inlet detection Paper at vertical path roller detection Duplexing unit horizontal registration roller detection Original...

Страница 94: ...6 4 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS B Clutches Solenoids and Switches Figure 6 601 SL1 SL4 CL3 DS1 SW1 CNT1 CNT2 SL3 SL2 SL5 CL2 CL5 CL4 VD1 SL8 CL6 CL1 SL6 ...

Страница 95: ...clutch Multifeeder pick up clutch Duplexing unit registration clutch Cassette 2 pick up clutch Slip roller clutch Change solenoid Multifeeder holding plate solenoid Blanking shutter solenoid Primary charging roller releasing solenoid Transfer charging roller releasing solenoid Oil application solenoid Paper deflecting plate solenoid Door switch Anti condensation heater switch Transfer guide varist...

Страница 96: ...6 6 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS C Motors Heaters and Lamps Figure 6 602 M1 M2 FM3 M5 M3 H2 R2 R1 H1 M4 LA1 FM1 H3 FM4 H4 FL1 FM2 ...

Страница 97: ... M4 M5 FM1 FM2 FM3 FM4 H1 H2 H3 R1 R2 LA1 LA2 Description Main motor Scanner motor Lens motor Fixing belt motor Duplexing motor Exhaust fan Scanner cooling fan Power supply cooling fan Feeding fan Fixing heater Drum heater Cassette heater Lens heater 1 Lens heater 2 Scanning lamp Pre exposure lamp M Table 6 602 ...

Страница 98: ...6 8 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS D PCBs Figure 6 603 1 2 3 4 5 6 7 8 9 10 11 12 ...

Страница 99: ...ette size detection 1 Cassette size detection 2 Ref 1 2 3 4 5 6 7 8 9 10 11 12 Function Noise prevention DC power supply high voltage generation Sequence control Original density measurement Lamp intensity detection Control panel key LED Charging transfer and static elimination power relay Development power relay Fixing heater drive Service switch Density adjustment volume Cassette size detection ...

Страница 100: ... 10 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS E Cassette Feeding Module A2 Figure 6 604 PS1cu PS3cu PS2cu M1cu CL2cu CL1cu H5 1 PS4cu Q564 2 Q563 2 Q562 2 Q561 2 PS5cu Q564 3 Q563 3 Q562 3 Q561 3 ...

Страница 101: ...detection Cassette 4 vertical path detection Cassette 4 paper detection Cassette right door open closed detection Cassette 3 paper size detection 1 Cassette 3 paper size detection 2 Cassette 3 paper size detection 3 Cassette 3 paper size detection 4 Cassette 4 paper size detection 1 Cassette 4 paper size detection 2 Cassette 4 paper size detection 3 Cassette 4 paper size detection 4 Cassette unit ...

Страница 102: ...6 12 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS F Cassette Feeding Unit K1 Figure 6 605 PS6 PS7 PS4 PS2 PS5 PS1 PS3 CL3 CL1 CL2 M1 M2 1 2 3 4 H5 ...

Страница 103: ...ection Cassette 4 pick up detection Cassette 4 paper detection Right door open closed detection Cassette 5 pick up detection Cassette 5 paper detection Cassette 3 pick up Cassette 4 pick up Cassette 5 pick up Pick up motor 1 cassette 3 4 Pick up motor 2 cassette 5 Cassette heater Pedestal control Cassette 3 size detection Cassette 4 size detection Cassette 5 size detection Notation PS1cu PS2cu PS3...

Страница 104: ...6 14 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS G Paper Deck Pedestal K1 Figure 6 606 Figure 6 607 PS6 PS4 PS12 PS5 PS1 PS3 M1 CL4 CL1 CL1 CL2 CL3 H5 1 2 ...

Страница 105: ...osition sensor Deck lifter upper limit sensor Left door open sensor Deck open closed sensor Pedestal motor Deck pick up clutch Deck vertical path roller drive clutch Vertical path roller 3 drive clutch Deck lifter drive clutch Deck pick up roller release solenoid Cassette heater Pedestal controller PCB Size switch PCB Notation PS1 PS2 PS3 PS4 PS5 PS6 M1 CL1 CL2 CL3 CL4 SL1 H5 Table 6 606 SL CL PS ...

Страница 106: ...r No counter Figure 6 608 1 2 ON OFF 1 2 ON OFF 1 2 ON OFF 1 2 ON OFF 6 J301 1 6 J304 1 1 J352 7 28 J305 15 1 14 J306 1 13 J314 1 14 20 J315 11 1 10 J316 1 15 1 J317 4 1 J319 5 1 J307 14 1 J302 5 5 J351 1 22 J308 12 1 11 J318 1 12 J309 1 15 24 J310 13 1 12 20 J312 11 1 10 J311 1 8 J313 1 4 J353 5 1 J322 1 4 J320 1 5 J325 3 1 J326 1 6 J321 4 1 J324 1 16 8 9 SW303 4 J303 1 Caution Do not touch VRs o...

Страница 107: ... FUNCTIONS OF THE ELECTRICAL PARTS 2 Composite Power Supply PCB 1 4 J850 1 2 J860 VR850 SW850 VR860 Figure 6 609 3 Service Switch PCB Figure 6 610 3 1 J16 4 1 J12 1 5 J9 1 6 J8 1 2 J13 1 2 J11 1 5 J1 14 1 J5 2 1 J2 2 1 J3 ...

Страница 108: ...6 18 ARRANGEMENT AND FUNCTIONS OF THE ELECTRICAL PARTS 4 Fixing Heater Driver PCB Figure 6 611 J402 1 J401 W1 W2 ...

Страница 109: ...nt indicator is indicating 1 press a key from 1 through 6 on the numeric keypad to select a service mode 2 Press the AE key Themachinestartstheselectedservicemode and the copy counter indicates 301 301 means that the mode is the first mode of service mode 3 3 Selecting an Item under Each Service Mode 1 While the 100 s of the number indicated on the copy mode counter 301 for example is flash ing pr...

Страница 110: ... repeat steps 1 and 2 4 Press the Clear key to return to item selection 5 Using Operation Inspection Mode 4 1 Press the Start key to execute the selected service mode 2 Press the Stop key to stop and return to item selection If the mode is designed to stop automatically the machine stops and automatically returns to item selection 6 Resetting Error Codes back up codes If E000 E001 E002 E003 or E00...

Страница 111: ...sion No ROM release No AE scan intensity display Jam interval Jam paper size data Jam document handler copying data Description Indicates the jam location on the copy counter indicator See the next page unit µA unit V To obtain the actual primary charging voltage put the indicated value into negative and subtract 1000 unit µA unit lux To obtain the actual intensity lux divide the indi cated value ...

Страница 112: ... press on the 1 through 10 on the numeric keypad indicates the most recent ten jams A press on 1 indicates the most recent jam A press on 2 indicates the second most recent jam A press on 3 indicates the third most recent jam A press on 4 indicates the fourth most recent jam A press on 5 indicates the fifth most recent jam A press on 6 indicates the sixth most recent jam A press on 7 indicates the...

Страница 113: ... 123 Jam Document Handler copying data indication By pushing key 1 2 3 4 5 6 7 8 9 0 Table 7 706 Jam data indication First lates jam data Second latest jam data Third latest jam data Fourth latest jam data Fifth latest jam data Sixth latest jam data Seventh latest jam data Eigth latest jam data Nineth latest jam data Tenth latest jam data Service program 121 displays the paper size at jam occurren...

Страница 114: ... Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Indicates the detected voltage in 0 through 255 Starting the mode causes part of the copy count indica tor to turn ON representing the I O state of the input port Starting the mode causes part of the copy count indica tor to turn ON representing the I O s...

Страница 115: ...sent paper present See the table below See the table below LED 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Cassette 3 paper present Cassette 3 vertical path sensor PS1cu Cassette 5 vertical path sensor PS3cu Reserved Total copy counter connection Auto paper selection sensor 1 APS L1 Cassette 2 pape...

Страница 116: ...d 1 e 1 f 1 g 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Cassette size 1 cassette 4 5 Cassette size 2 cassette 4 5 Cassette size 3 cassette 4 5 Cassette size 4 cassette 4 5 Option cassette connection detection 3 Option cassette connection detection 4 Reserved ON connected ON connected Reserved Reserved Reserved Right door open detection Reserved Multifeeder paper detection Delivery sensor Reserved Separatio...

Страница 117: ...0 error ON hater ON detected ON acknowledged LED 1 a 1 b 1 c 1 d 1 e 1 f 1 g Item Registration sensor PS6 Delivery sensor PS8 Lens home position sensor PS2 Blanking shutter home position sensor PS3 Halogen lamp check signal Heater ON detection triac short circuit detection Composite power supply ACK Table 7 711 ...

Страница 118: ...e adjustment timing at which the blanking open close shutter is opened Multifeeder trailing edge margin adjustment timing at which the blanking open close shutter is opened Left right margin adjustment DIRECT home position for the blanking slide shutter Settings 26 26 26 26 50 50 0 63 0 63 0 63 0 63 0 63 0 63 0 15 Table 7 712 1 Note A press on the Start key when in No 305 306 307 or 308 makes copi...

Страница 119: ...4 4 0 63 0 63 0 63 0 63 0 63 Description A higher setting increases both left and right margins default 2 unit 0 27 mm Enter the value recorded on the label attached to the drum cartridge whenever you have replaced the drum cartridge default 4 Enter the value recorded on the label attached to the drum cartridge whenever you have replaced the drum cartridge default 10 default 5 unit 16 V Execute it...

Страница 120: ...justment Duplexing unit outlet adjustment Settings 0 63 0 63 40 200 0 63 0 63 Description A higher setting delays the ON timing unit 0 27 mm default 32 A higher setting delays the reversal timing unit 0 27 mm default 32 For factory only default 125 A higher setting increases the arch default 28 unit 0 27 mm A higher setting increases the arch default 28 unit 0 27 mm Table 7 712 3 ...

Страница 121: ...e appropriate number on the numeric keypad and then the Start key To execute the mode press the Start key To end the mode press the Stop key thereby returning to item selection If the mode is designed to stop automatically the machine will automatically return to item selection after ending the mode No 401 402 403 406 407 408 409 410 411 412 412 413 414 415 417 418 419 450 Description Execute the ...

Страница 122: ...orage cassette 1 Separation static eliminator output voltage switch Fixing forced wait Universal cassette paper size storage cassette 2 Universal cassette paper size storage cassette 3 Description See p 2 19 9 step 0 17 step 1 default 0 9 step Entering 1 on the numeric keypad causes the indica tion to change to ON activating the auto enegy saver function Entering 0 on the numeric keypad causes the...

Страница 123: ... Item Universal cassette paper size storage cassette 4 Universal cassette paper size storage cassette 5 Book frame erase width Description settings 0 to 14 default 0 settings 0 to 14 default 0 settings 0 to 20 default 20 Table 7 714 2 ...

Страница 124: ... on the numeric keypad and then the Start key To deselect an item press the Clear key A press on the Start key while a description of the mode is indicated will execute appropriate copying operations To obtain the actual count multiply the indicated value by 100 No 601 602 603 Item Large copy counter Small copy counter Total copy counter Description Table 7 715 ...

Страница 125: ...ter drive signal is OFF HTRD 0 The revolution of the main motor deviates from the specified value MLOCK 0 for 1 sec or more while the main motor drive signal remains ON MMD 1 A check is made immediately before the counter turns ON or OFF and when starting the count Normal if the drive signal is 0 when the counter turns ON Normal if the drive signal is 0 when the counter is OFF Note The check is ma...

Страница 126: ...has turned ON The output value is different from the setting for the high voltage output of the composite power supply The scanner does not return to home position within 5 sec when scanning operation is started E002 may be checked in service mode No 108 The lens home position signal LHP is not generated within a specific period of time after the power switch has been turned ON The lens home posit...

Страница 127: ...heuserfromresettingthemachine thereby damaging the fixing assembly If E000 E001 E002 E003 or E004 is indicated removethecauseoftheerrorandperform the following 1 Open the front door and insert the door switch actuator 2 While holding down the service mode switch SW850 on the DC controller turn the power switch OFF ON 3 When the power has been removed in about 2 sec turn ON the power switch once ag...

Страница 128: ... feeding unit control ler faulty Cassette feeding unit motor faulty Description The motor clock signal is not detected within 1 sec after the pedestal motor drive signal has been generated E901 B Self Diagnosis on the Cassette Feeding Unit ...

Страница 129: ...hanged even after the pick up motor has been driven for 2 sec or more The number of belt motor clock pulses is below a specific value for 100 ms The number of slip clock pulses is below a specific value for 100 ms The number of delivery motor clock pulses is below a specific value for 200 ms The output of each sensor in the ab sence of paper is more than a specific value E400 C RDF ADF Self Diagno...

Страница 130: ...n OFF after generating the motor drive signals for 2560 pulses The stapler unit swing motor sensor does not turn OFF within 500 ms after the motor drive signal has been gener ated The sensor does not turn ON within 1000 ms after the stapler unit swing sensor has turned OFF The lead cam home position sensor does not turn OFF within 2000 ms after the motor drive signal has been gener ated The lead c...

Страница 131: ...eveloping bias DC Fixing heater H1 Heat exhaust fan FM1 Environment heater H3 Scanner cooling fan FM2 Blanking shutter solenoid SL3 Transfer reference bias ATVC Registration sensor PS6 Separation sensor PS7 Delivery sensor PS8 Scanner home position sensor PS1 Power switch ON A4 2 copies DIRECT cassette 1 Copy start key ON Cassette 1 pick up clutch CL2 Vertical path roller clutch Registration clutc...

Страница 132: ...OP CASSETTE RIGHT DOOR OPEN DETECTION signal CS CASSETTE SIZE DETECTION command CS2 CASSETTE SIZE DETECTION2 command CS3 CASSETTE SIZE DETECTION3 command CS4 CASSETTE SIZE DETECTION4 command CS4PD CASSETTE4 PAPER DETECTION signal CSZ1 CASSETTE SIZE signal 1 CSZ2 CASSETTE SIZE signal 2 CSZ3 CASSETTE SIZE signal 3 CSZ4 CASSETTE SIZE signal 4 CVOP CCPYBOARD COVER OPEN signal DEL DECK LIFTER LIMIT sig...

Страница 133: ...OLENOID DRIVE signal SL7D DUPLEXING UNIT FLAPPER SOLENOID DRIVE signal SL8D PAPER DEFLECTING PLATE SOLENOID DRIVE signal SPD SEPARATION DETECTION signal SRSW SERVICE MODE SWITCH signal TCNTD TOTAL COUNTER DRIVE command TEP TONER EMPTY signal TFWON TRANSFER BIAS ON OFF command TFWPWN TRANSFER BIAS LOW VOLTAGE signal TFWS TRANSFER BIAS PULSE command TH1 FIXING HEATER TEMPERATURE DETECTION signal TH2...

Страница 134: ...A 4 APPENDIX ...

Страница 135: ...A 5 APPENDIX C GENERAL CIRCUIT DIAGRAM not available ...

Страница 136: ...A 6 APPENDIX ...

Страница 137: ...2 System Item Copying Charging Exposure Copy density adjustment Development Pick up Transfer Separation Cleaning Fixing Description Indirect electrophotographic Roller direct charging Slit moving light source Automatic AE or manual Dry toner projection 2 cassettes Multifeeder Roller Curvature static eliminator Cleaning blade Heat roller 900W Auto Manual ...

Страница 138: ... 5 mm high max about 50 sheets of 80 g m2 clawless center reference 100 sheets approx A3 size 80 g m2 2 0 1 0 mm leading edge 2 5 1 5 mm left right trailing edge 2 0 1 0 mm leading edge 3 5 1 5 mm left right trailing edge Available 2 min standard may be varied between 1 to 9 min in 1 minute increments may be disabled Available 5 min standard may be varied in user mode to 2 5 10 15 30 60 120 min Ca...

Страница 139: ... atm Serial numbers QBSxxxxx UDNxxxxx SBExxxxx TBHxxxxx UDPxxxxx 0 042 kWh reference only 0 663 kWh reference only 66 dB or less 1 m front 40 dB or less 1 m front 0 02 ppm or less max 585 mm 23 0 in 640 mm 25 2 in 624 mm 24 6 in 77 kg 169 8 lb approx Keep wrapped to protect against humidity Avoid direct rays of the sun keep at 40 C 104 F 85 RH Sound power level by ISO method Reproduction ratio DIR...

Страница 140: ... 1 1 0 5 1 0 500 1 0 REDUCE 1 0 707 1 0 1 2 000 1 0 ENLARGE 1 1 414 1 0 Copy size A3 297 420 A4 210 297 A5 148 210 B4 257 364 B5 182 257 A4R 297 210 A5R 210 148 B5R 257 182 A3 A5R A3 A5R B4 B5R A5R A3 A4R A3 B5R B4 Table A 102 Copying Speed Specifications subject to change without notice ...

Страница 141: ...B2 9 kg 19 8 lb Cassette Feeding Module A2 16 kg 32 3 lb Cassette Feeding Unit K1 29 6 kg 65 3 lb III Paper Deck Pedestal K1 Table A 103 Method of pick up Loading method Type of paper Size of paper Capacity Switching size Control panel Display Power supply Weight Dimensions W D H mm in Clawless Front loading Plain paper 64 to 80 g m2 Colored paper A4 landscape B landscape LTR landscape 162 mm high...

Страница 142: ...the standard tools set No 1 2 3 Remarks For adjusting the distance between No 1 and No 2 mirrors For fixing the scanning cable in place Tool name Door switch actuator Mirror positioning tool comes in pairs front rear Pulley clip front rear Tool No TKN 0093 000 FY9 3009 040 FY9 3010 000 Rank A B B Shape A A B B ...

Страница 143: ...quivqlent grease may be used able to withstand 200 C for extended periods of time Equivalent oil may be used Tool No CK 0451 100cc Equivalent oil may be used Tool No CK 0524 100cc Tool No CK 0551 20g Tool No CK 0438 100g Use Cleaning copyboard glass mirror etc Removing toner or oil stains Lubricating the drive mechanisms e g copyboard driving gear fixing drive gear fixing ass y etc Lubrication poi...

Страница 144: ...A 14 APPENDIX ...

Страница 145: ...L MACHINE VALUES OR THOSE FOUND IN ADVERTISING AND OTHER PRINTED MATTER ANYQUESTIONSREGARDINGINFORMATIONCONTAINEDHEREINSHOULDBEDIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY COPYRIGHT 1998 CANON INC Printed in Japan Imprimé au Japon Use of this manual should be strictly supervised to avoid disclosure of confidential information Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT ...

Страница 146: ...398S1 21 1 FY8 23AT 000 FEB 1998 COPYRIGHT 1998 CANON INC CANON NP6621 REV 0 FEB 1998 PRINTED IN JAPAN IMPRIME AU JAPON SERVICE HANDBOOK REVISION 0 SERVICE HANDBOOK REVISION 0 CANON INC This publication is printed on 70 reprocessed paper ...

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