Service Manual
Page 3
...inspection, standards/adjustments, and problem identification (image fault/malfunction). CHAPTER 5, "Pick-Up/Feeding System," explains the principles used to fuse toner images to transfer media in view of the functions of electrical and mechanical units and in relation to their timing of the following ...be disassembled/assembled and adjusted. It also explains the timing at which the various units involved in relation to their timing of operation. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) i CHAPTER 4, "Image Formation System," discusses the ...
...inspection, standards/adjustments, and problem identification (image fault/malfunction). CHAPTER 5, "Pick-Up/Feeding System," explains the principles used to fuse toner images to transfer media in view of the functions of electrical and mechanical units and in relation to their timing of the following ...be disassembled/assembled and adjusted. It also explains the timing at which the various units involved in relation to their timing of operation. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) i CHAPTER 4, "Image Formation System," discusses the ...
Service Manual
Page 13
The charging roller directly charges paper, significantly reducing ozone emission. 2. Quick start. In addition to black toner, the user has a choice of the copier (photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly) is all it takes to maintain the copier in top ..., various copy effects may be obtained through mere replacement of the cartridge. 6. Multifeeding (PC420/430/FC220). A stack of copy effects. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 Auto power-off automatically when left alone for quick...
The charging roller directly charges paper, significantly reducing ozone emission. 2. Quick start. In addition to black toner, the user has a choice of the copier (photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly) is all it takes to maintain the copier in top ..., various copy effects may be obtained through mere replacement of the cartridge. 6. Multifeeding (PC420/430/FC220). A stack of copy effects. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 Auto power-off automatically when left alone for quick...
Service Manual
Page 23
...white spots (Figure 1-401E). E. Time to Replace the Cartridge When the cartridge is on the tray, place paper. Figure 1-401E COPYRIGHT © 1998 CANON INC. D. Add Paper Indicator PC420/430/FC220 ' ' flashes if you try to open the delivery cover; Jam Indicator The Jam indicator starts to ...key. • ' ' goes OFF, and the remaining number of toner, copies tend to the center. • To resume copying, switch the copier ON, set the desired copy count, and set the copy density. Replacing the Cartridge 1. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME ...
...white spots (Figure 1-401E). E. Time to Replace the Cartridge When the cartridge is on the tray, place paper. Figure 1-401E COPYRIGHT © 1998 CANON INC. D. Add Paper Indicator PC420/430/FC220 ' ' flashes if you try to open the delivery cover; Jam Indicator The Jam indicator starts to ...key. • ' ' goes OFF, and the remaining number of toner, copies tend to the center. • To resume copying, switch the copier ON, set the desired copy count, and set the copy density. Replacing the Cartridge 1. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME ...
Service Manual
Page 25
CHAPTER 1 GENERAL DESCRIPTION 4) Detach the tip of the seal attached to the cartridge, and pull it butts against the rear. Note: You can replace the black toner cartridge with care until it straight out to the center. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-13 Figure 1-404E 5) Hold the cartridge with its Warning label facing the left, and insert it in the copier with any color cartridge the same way. Figure 1-405E 6) Close the top cover, and return the copyboard to the front; COPYRIGHT © 1998 CANON INC. about 50 cm.
CHAPTER 1 GENERAL DESCRIPTION 4) Detach the tip of the seal attached to the cartridge, and pull it butts against the rear. Note: You can replace the black toner cartridge with care until it straight out to the center. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-13 Figure 1-404E 5) Hold the cartridge with its Warning label facing the left, and insert it in the copier with any color cartridge the same way. Figure 1-405E 6) Close the top cover, and return the copyboard to the front; COPYRIGHT © 1998 CANON INC. about 50 cm.
Service Manual
Page 61
...switched to -230V to maintain the surface potential of toner on the photosensitive drum. The DC bias and AC bias are applied to the primary charging roller to prevent adhesion of the photosensitive drum uniform. COPYRIGHT © 1998 CANON INC. Reference: Unless the document is being illuminated..., the DC bias is switched by the DC bias ON command (HVPDC) and AC bias ON command (HVPAC), respectively. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-3 Outline Figure 4-101C shows the circuit that controls the ...
...switched to -230V to maintain the surface potential of toner on the photosensitive drum. The DC bias and AC bias are applied to the primary charging roller to prevent adhesion of the photosensitive drum uniform. COPYRIGHT © 1998 CANON INC. Reference: Unless the document is being illuminated..., the DC bias is switched by the DC bias ON command (HVPDC) and AC bias ON command (HVPAC), respectively. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-3 Outline Figure 4-101C shows the circuit that controls the ...
Service Manual
Page 64
... for man ual density control as for the black toner for development. (darker) 9 0 Density Control Lever 5 1 (lighter) -100 -200 -300 -400 -500 Developing bias DC component (V) Figure 4-101D Manual Density Control (PC400/FC200) 4-6 COPYRIGHT © 1998 CANON INC. Figure 4-101D,102D shows the changes in ...the DC component of the photosensitive drum. This is because the color toner used by the density control dial/lever in the sensitivity of the developing bias caused by the user. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON...
... for man ual density control as for the black toner for development. (darker) 9 0 Density Control Lever 5 1 (lighter) -100 -200 -300 -400 -500 Developing bias DC component (V) Figure 4-101D Manual Density Control (PC400/FC200) 4-6 COPYRIGHT © 1998 CANON INC. Figure 4-101D,102D shows the changes in ...the DC component of the photosensitive drum. This is because the color toner used by the density control dial/lever in the sensitivity of the developing bias caused by the user. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON...
Service Manual
Page 68
...measurement mode). The internal resistance of the DC bias (cleaning mode). Based on the measured voltage, the microprocessor corrects the DC bias. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) Further, the copier is applied to the transfer charging roller...In cleaning mode while the drum is rotating, except during transfer, a DC bias is equipped with a reversed polarity, thereby returning the toner to the transfer charging roller so that controls transfer charging, and the circuit has the following functions: • Controls the constant current in...
...measurement mode). The internal resistance of the DC bias (cleaning mode). Based on the measured voltage, the microprocessor corrects the DC bias. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) Further, the copier is applied to the transfer charging roller...In cleaning mode while the drum is rotating, except during transfer, a DC bias is equipped with a reversed polarity, thereby returning the toner to the transfer charging roller so that controls transfer charging, and the circuit has the following functions: • Controls the constant current in...
Service Manual
Page 77
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-19 otherwise,...down, and open the drum shutter. 3) Clean the surface of 1500 lux (about 10000 and 30000 lux.) COPYRIGHT © 1998 CANON INC. Caution: 1. Reference: The drum would recover to more or less its normal condition if left alone for making copies; You ...must try to an intensity of the drum using a flannel cloth coated with toner. However, you must rotate the drum in the direction it rotates for five minutes in a dark place after exposure to...
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-19 otherwise,...down, and open the drum shutter. 3) Clean the surface of 1500 lux (about 10000 and 30000 lux.) COPYRIGHT © 1998 CANON INC. Caution: 1. Reference: The drum would recover to more or less its normal condition if left alone for making copies; You ...must try to an intensity of the drum using a flannel cloth coated with toner. However, you must rotate the drum in the direction it rotates for five minutes in a dark place after exposure to...
Service Manual
Page 139
... must be extra careful when storing or handling the cartridge. the inside it. c. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-3 otherwise, toner may become extremely hot. Avoid areas of high or low temperature/ humidity and areas where these factors... both directions about 90° to run short, hold it in a car even in a protective box; Figure 9-401B COPYRIGHT © 1998 CANON INC. Storing Unsealed Cartridges a. Make sure the user is extremely susceptible to strong rays of this fact and will handle the cartridge with care. ...
... must be extra careful when storing or handling the cartridge. the inside it. c. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-3 otherwise, toner may become extremely hot. Avoid areas of high or low temperature/ humidity and areas where these factors... both directions about 90° to run short, hold it in a car even in a protective box; Figure 9-401B COPYRIGHT © 1998 CANON INC. Storing Unsealed Cartridges a. Make sure the user is extremely susceptible to strong rays of this fact and will handle the cartridge with care. ...
Service Manual
Page 141
... a flannel cloth coated with at the bottom of children. CHAPTER 9 MAINTENANCE AND SERVICING c. Do not force open the shutter for work, be dealt with toner. The photosensitive drum is outside the copier. Caution: Work quickly when removing jams or replacing cartridges. When the cartridge must try to avoid any used... make sure it or use solvent. do not force down the photosensitive drum from above the shutter for possible recovery; Do not disassemble the cartridge. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-5 blocking shutter;
... a flannel cloth coated with at the bottom of children. CHAPTER 9 MAINTENANCE AND SERVICING c. Do not force open the shutter for work, be dealt with toner. The photosensitive drum is outside the copier. Caution: Work quickly when removing jams or replacing cartridges. When the cartridge must try to avoid any used... make sure it or use solvent. do not force down the photosensitive drum from above the shutter for possible recovery; Do not disassemble the cartridge. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-5 blocking shutter;
Service Manual
Page 148
... Note Cartridge, Transfer charging roller Parts Tools/Solvents Remarks Photosensitive Toner drum As a rule, do not clean. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) particles of toner can soil the leading edge margin, causing jams. Pick-up...water or solvent. or, alcohol Registration assembly Parts Tools/Solvents Remarks Registration roller Well-wrung Cleaning moist cloth COPYRIGHT © 1998 CANON INC. Drum cover shutter Well-wrung moist cloth Be sure to clean the shutter; B. Fixing assembly Parts Tools/Solvents Inlet ...
... Note Cartridge, Transfer charging roller Parts Tools/Solvents Remarks Photosensitive Toner drum As a rule, do not clean. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) particles of toner can soil the leading edge margin, causing jams. Pick-up...water or solvent. or, alcohol Registration assembly Parts Tools/Solvents Remarks Registration roller Well-wrung Cleaning moist cloth COPYRIGHT © 1998 CANON INC. Drum cover shutter Well-wrung moist cloth Be sure to clean the shutter; B. Fixing assembly Parts Tools/Solvents Inlet ...
Service Manual
Page 156
... it using mild detergent or alcohol; Checking the Transfer Charging Roller Check the transfer charging roller for dirt. Try paper fresh out of toner; Checking the Copy Paper a. Check to make sure that the paper is used. Figure 10-301A 10-12 COPYRIGHT © 1998.... Check to run short of package. 8. see if paper of a type recommended by Canon is not moist. if scratches are found , clean it . 4. CHAPTER 10 TROUBLESHOOTING 3. Checking the Copyboard Cover and Copyboard Glass for dirt. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
... it using mild detergent or alcohol; Checking the Transfer Charging Roller Check the transfer charging roller for dirt. Try paper fresh out of toner; Checking the Copy Paper a. Check to make sure that the paper is used. Figure 10-301A 10-12 COPYRIGHT © 1998.... Check to run short of package. 8. see if paper of a type recommended by Canon is not moist. if scratches are found , clean it . 4. CHAPTER 10 TROUBLESHOOTING 3. Checking the Copyboard Cover and Copyboard Glass for dirt. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
Service Manual
Page 161
... cover. NO Go to protect the drum against light. Is the copy density higher? 5 Replace the cartridge. Is the problem corrected? NO YES YES NO 1. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-17 The copy is too light (extremely light overall). Re-attach... the problem corrected? 2 Press the Copy Start key, and switch the copier OFF in the middle of non-recommended paper may be moist; Is the toner image on the correct method of package. Advise the user that the use of operation; End.
... cover. NO Go to protect the drum against light. Is the copy density higher? 5 Replace the cartridge. Is the problem corrected? NO YES YES NO 1. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-17 The copy is too light (extremely light overall). Re-attach... the problem corrected? 2 Press the Copy Start key, and switch the copier OFF in the middle of non-recommended paper may be moist; Is the toner image on the correct method of package. Advise the user that the use of operation; End.
Service Manual
Page 162
..., open Transfer charging roller the top cover. Does the toner image on the photosensitive drum before transfer have uneven density? Check the developing bias. Replace the scanning lamp unit. YES NO 1. The copy has uneven density (lighter at front). 5. Replace the cartridge. 2. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN... operation; The copy has uneven density (darker at front). The copy is properly attached in the middle of the cartridge. 10-18 COPYRIGHT © 1998 CANON INC.
..., open Transfer charging roller the top cover. Does the toner image on the photosensitive drum before transfer have uneven density? Check the developing bias. Replace the scanning lamp unit. YES NO 1. The copy has uneven density (lighter at front). 5. Replace the cartridge. 2. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN... operation; The copy has uneven density (darker at front). The copy is properly attached in the middle of the cartridge. 10-18 COPYRIGHT © 1998 CANON INC.
Service Manual
Page 163
... 2 Take out the cartridge, and put it back in the middle of toner. Is the problem corrected? Cartridge 2 Rotate the cartridge several times. The ... before fixing? Transfer charging roller 3 Is there foreign matter or scratches on the transfer charging roller? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-19 YES NO...the Copy Start key, and switch the copier OFF in . Is the problem corrected? COPYRIGHT © 1998 CANON INC. YES Advise the user that the cartridge is foggy (paper feed direction). 8. NO Check the fixing ...
... 2 Take out the cartridge, and put it back in the middle of toner. Is the problem corrected? Cartridge 2 Rotate the cartridge several times. The ... before fixing? Transfer charging roller 3 Is there foreign matter or scratches on the transfer charging roller? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-19 YES NO...the Copy Start key, and switch the copier OFF in . Is the problem corrected? COPYRIGHT © 1998 CANON INC. YES Advise the user that the cartridge is foggy (paper feed direction). 8. NO Check the fixing ...
Service Manual
Page 164
... YES The copy paper may be moist; Clean the transfer charging assembly. 2. Clean the registration roller. 3. Clean the feeding assembly. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) Cause Copy paper Copyboard rail Scanning lamp, Developing bias ...TROUBLESHOOTING 12. advise the user to use recommended paper. 2 Try copy paper fresh out of a developing bias. 13. The back of toner. Cause Transfer charging assembly Feeding assembly Delivery roller Step Checks 1 Press the Copy Start key, and switch the copier OFF while the copy ...
... YES The copy paper may be moist; Clean the transfer charging assembly. 2. Clean the registration roller. 3. Clean the feeding assembly. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) Cause Copy paper Copyboard rail Scanning lamp, Developing bias ...TROUBLESHOOTING 12. advise the user to use recommended paper. 2 Try copy paper fresh out of a developing bias. 13. The back of toner. Cause Transfer charging assembly Feeding assembly Delivery roller Step Checks 1 Press the Copy Start key, and switch the copier OFF while the copy ...
Service Manual
Page 167
...drum cover shutter open without fail? Check the contact for primary charging, Cartridge Step Checks YES/NO Remedies 1 Is the cartridge set properly. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-23 CHAPTER 10 TROUBLESHOOTING 21. YES/NO Remedies YES ... gear rotating normally? NO See "The scanning lamp fails to go ON." The copy is set in the copier. 2 Does the cartridge have toner? YES NO Check the high-voltage transformer (DC controller/ DC power supply PCB). 1. Try replacing the cartridge. 22. The copy is solid black...
...drum cover shutter open without fail? Check the contact for primary charging, Cartridge Step Checks YES/NO Remedies 1 Is the cartridge set properly. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-23 CHAPTER 10 TROUBLESHOOTING 21. YES/NO Remedies YES ... gear rotating normally? NO See "The scanning lamp fails to go ON." The copy is set in the copier. 2 Does the cartridge have toner? YES NO Check the high-voltage transformer (DC controller/ DC power supply PCB). 1. Try replacing the cartridge. 22. The copy is solid black...
Service Manual
Page 175
Check the spring clutch. 2. YES Replace the copy paper; YES Remove the foreign matter. toner? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-31 YES Advise the user to use recommended paper. 2 Is the... movement of the pick-up guide plate found under the spring of a type recommended by Canon. NO Check the position of the up sensor lever. 4 Check the movement of a type recommended by Canon. COPYRIGHT © 1998 CANON INC. Separation/Feeding Assembly Cause Step Checks YES/NO Remedies Copy paper 1 Try paper of...
Check the spring clutch. 2. YES Replace the copy paper; YES Remove the foreign matter. toner? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-31 YES Advise the user to use recommended paper. 2 Is the... movement of the pick-up guide plate found under the spring of a type recommended by Canon. NO Check the position of the up sensor lever. 4 Check the movement of a type recommended by Canon. COPYRIGHT © 1998 CANON INC. Separation/Feeding Assembly Cause Step Checks YES/NO Remedies Copy paper 1 Try paper of...
Service Manual
Page 176
... 1 Are the copy image and the document matched correctly? 2 Is the inlet guide soiled with foreign matter or toner? 3 Does the delivery sensor lever move smoothly? 4 Is the delivery sensor (Q801) PCB normal? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 10 TROUBLESHOOTING 3. YES/NO...
... 1 Are the copy image and the document matched correctly? 2 Is the inlet guide soiled with foreign matter or toner? 3 Does the delivery sensor lever move smoothly? 4 Is the delivery sensor (Q801) PCB normal? CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 10 TROUBLESHOOTING 3. YES/NO...
Service Manual
Page 177
PC420/430/FC220) Step Checks YES/NO Remedies 1 Try copy paper of a type recommended by Canon. 4 Is the inlet guide soiled with foreign matter or toner? Is the paper wrinkled at the time? YES YES YES NO The paper may be moist; Clean it moving through the feeding assembly. YES... movement smooth? Wrinkles Cause Pick-up assembly. Or, is moving askew? 2 Try paper fresh out of the pickup guide plate. Check the registration roller. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-33 Check the position of the separation pad. YES/NO Remedies...
PC420/430/FC220) Step Checks YES/NO Remedies 1 Try copy paper of a type recommended by Canon. 4 Is the inlet guide soiled with foreign matter or toner? Is the paper wrinkled at the time? YES YES YES NO The paper may be moist; Clean it moving through the feeding assembly. YES... movement smooth? Wrinkles Cause Pick-up assembly. Or, is moving askew? 2 Try paper fresh out of the pickup guide plate. Check the registration roller. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-33 Check the position of the separation pad. YES/NO Remedies...