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.../she performs simple replacement/cleaning work immediately after power-on the average, 0.02 ppm or less at maximum (1/100 to make jam removal easy. 8. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 Personal Copier with a Zoom Function and a Fixed Copyboard • You...8226; In manual feed mode, paper may be between 70% and 141% in -One Cartridge for Simple Maintenance • The photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly are constructed as 550 sheets of the ADF. Large Paper Source • The source of...
.../she performs simple replacement/cleaning work immediately after power-on the average, 0.02 ppm or less at maximum (1/100 to make jam removal easy. 8. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-1 Personal Copier with a Zoom Function and a Fixed Copyboard • You...8226; In manual feed mode, paper may be between 70% and 141% in -One Cartridge for Simple Maintenance • The photosensitive drum, toner case, charging roller, developing assembly, and cleaning assembly are constructed as 550 sheets of the ADF. Large Paper Source • The source of...
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Type Item Body Copyboard Source of light Lens Photosensitive medium 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Copier 1. SPECIFICATIONS A. Mechanisms Item Reproduction Charging Exposure Copy density...focal point lens OPC drum (24-mm dia.) Table 1-201 Descriptions Indirect static reproduction Roller (direct charging) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table ...
Type Item Body Copyboard Source of light Lens Photosensitive medium 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Copier 1. SPECIFICATIONS A. Mechanisms Item Reproduction Charging Exposure Copy density...focal point lens OPC drum (24-mm dia.) Table 1-201 Descriptions Indirect static reproduction Roller (direct charging) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (single-feeder type) Multifeeder (multifeeder type) Curvature separation + static eliminator Flat heater Blade Center reference (copyboard) Table ...
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....0 kg*1/ 52.8 lb*1, 25.4 kg*2/ 55.9 lb*2 Copy paper: Keep wrapped, and protect against humidity. reference only) Copying: 0.4kWh (approx.; Toner: Avoid direct sunlight, and store at 40°C/104°F, 85% or less. Table 1-204 *1. 250-sheet cassette type *2. 500-sheet cassette type COPYRIGHT... © 1999 CANON INC. Others Item Operating condition Temperature Humidity Atmospheric pressure Power source Descriptions 7.5°C to 32.5°C/44.5°F to 90.5°F 5% to...
....0 kg*1/ 52.8 lb*1, 25.4 kg*2/ 55.9 lb*2 Copy paper: Keep wrapped, and protect against humidity. reference only) Copying: 0.4kWh (approx.; Toner: Avoid direct sunlight, and store at 40°C/104°F, 85% or less. Table 1-204 *1. 250-sheet cassette type *2. 500-sheet cassette type COPYRIGHT... © 1999 CANON INC. Others Item Operating condition Temperature Humidity Atmospheric pressure Power source Descriptions 7.5°C to 32.5°C/44.5°F to 90.5°F 5% to...
Service Manual
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...using the average of the transfer roller or the changes in the transfer efficiency caused by the DC controller PCB. To remove excess toner, a positive voltage is applied to correct the changes in the environment. Correcting the Transfer Bias Voltage Level (ATVC control) The ... Reference bias (ATVC) Transfer bias 1.2sec (approx.) 0.8sec (approx.) 0.7sec (approx.) 1.6sec(approx.) Figure 4-106 4-10 COPYRIGHT © 1999 CANON INC. In response to the signal, the microprocessor (Q900) on the composite power supply PCB checks the transfer current detection signal (T_FW_S), and varies the...
...using the average of the transfer roller or the changes in the transfer efficiency caused by the DC controller PCB. To remove excess toner, a positive voltage is applied to correct the changes in the environment. Correcting the Transfer Bias Voltage Level (ATVC control) The ... Reference bias (ATVC) Transfer bias 1.2sec (approx.) 0.8sec (approx.) 0.7sec (approx.) 1.6sec(approx.) Figure 4-106 4-10 COPYRIGHT © 1999 CANON INC. In response to the signal, the microprocessor (Q900) on the composite power supply PCB checks the transfer current detection signal (T_FW_S), and varies the...
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... Eliminator Bias 1. Reference : Developing DC bias : -80 ~ -550V Developing AC bias : 1200Vpp ± 10% COPYRIGHT © 1999 CANON INC. Outline The circuit shown in Figure 4-107 is applied to the developing cylinder regardless of the position of the density adjusting lever, thereby ... Turning on and off the AC bias (turning on and off the static eliminator bias) • Controlling the voltage level of excess toner on the photosensitive drum. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-11 CHAPTER 4 IMAGE FORMATION SYSTEM E. When the photosensitive drum...
... Eliminator Bias 1. Reference : Developing DC bias : -80 ~ -550V Developing AC bias : 1200Vpp ± 10% COPYRIGHT © 1999 CANON INC. Outline The circuit shown in Figure 4-107 is applied to the developing cylinder regardless of the position of the density adjusting lever, thereby ... Turning on and off the AC bias (turning on and off the static eliminator bias) • Controlling the voltage level of excess toner on the photosensitive drum. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-11 CHAPTER 4 IMAGE FORMATION SYSTEM E. When the photosensitive drum...
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...mode) • Output of the AE sensor (in the sensitivity of the AE sensor during manual density adjustment. 4-14 COPYRIGHT © 1999 CANON INC. Controlling the Voltage Level of the Developing DC Bias The DC bias control signal (BIAS_PWM) is varied according to the following settings to ... density adjusting lever is set during auto density correction and how the density adjusting lever is set to the setting used for normal copying when toner save mode -75V -2V*1 -3V*2 Photo mode +15V -2V*1 -3V*2 *1: 120 V model *2: 220 / 240 V model Table 4-105 Relationship between Copying Mode...
...mode) • Output of the AE sensor (in the sensitivity of the AE sensor during manual density adjustment. 4-14 COPYRIGHT © 1999 CANON INC. Controlling the Voltage Level of the Developing DC Bias The DC bias control signal (BIAS_PWM) is varied according to the following settings to ... density adjusting lever is set during auto density correction and how the density adjusting lever is set to the setting used for normal copying when toner save mode -75V -2V*1 -3V*2 Photo mode +15V -2V*1 -3V*2 *1: 120 V model *2: 220 / 240 V model Table 4-105 Relationship between Copying Mode...
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Outline The machine is moved in Direct and Reduce mode B: Position of excess toner when making reduced copies. 2. Operations To blank out the non-image area in reduce mode, the side blanking lamp is equipped with a side blanking lamp ... mode A: Position of the side blanking lamp in relation to prevent adhesion of the side blanking lamp in Reduce mode Figure 4-122 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-21 Controlling the Side Blanking Mechanism 1.
Outline The machine is moved in Direct and Reduce mode B: Position of excess toner when making reduced copies. 2. Operations To blank out the non-image area in reduce mode, the side blanking lamp is equipped with a side blanking lamp ... mode A: Position of the side blanking lamp in relation to prevent adhesion of the side blanking lamp in Reduce mode Figure 4-122 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-21 Controlling the Side Blanking Mechanism 1.
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..., and take out the cartridge. 2) Turn over the cartridge, and open the drum cover shutter 3) Clean the drum surface with a flannel cloth coated with toner. The rays of 1500 lux (ordinary lighting) for 5 min and then is left alone for an appreciable time, the images will be sure to rotate... problem. Reference: If the photosensitive drum is exposed to a level at which it , use paper, lint-free or otherwise. 3. Be sure to direct sunlight. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) If you must clean it rotates when making copies. If you need to rotate...
..., and take out the cartridge. 2) Turn over the cartridge, and open the drum cover shutter 3) Clean the drum surface with a flannel cloth coated with toner. The rays of 1500 lux (ordinary lighting) for 5 min and then is left alone for an appreciable time, the images will be sure to rotate... problem. Reference: If the photosensitive drum is exposed to a level at which it , use paper, lint-free or otherwise. 3. Be sure to direct sunlight. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) If you must clean it rotates when making copies. If you need to rotate...
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CHAPTER 6 FIXING SYSTEM This chapter explains the principles used to fuse toner images to transfer medium in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted. OPERATIONS 6-1 A. Controlling the Fixing Temperature 6-3 II. Outline 6-1 B. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) I. DISASSEMBLY/ASSEMBLY ..... 6-10 A. Fixing Assembly 6-11 COPYRIGHT © 1999 CANON INC.
CHAPTER 6 FIXING SYSTEM This chapter explains the principles used to fuse toner images to transfer medium in view of the functions of electrical and mechanical units and in relation to their timing of operation. It also shows how these units may be disassembled/assembled and adjusted. OPERATIONS 6-1 A. Controlling the Fixing Temperature 6-3 II. Outline 6-1 B. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) I. DISASSEMBLY/ASSEMBLY ..... 6-10 A. Fixing Assembly 6-11 COPYRIGHT © 1999 CANON INC.
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... or humidity tends to the direct rays of the sun, i.e., near an air conditioner). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-3 The cartridge also holds toner, requiring the user to dust, ammonium gas, or organic solvent. Make sure that the ... Avoid areas subject to exercise care when storing or handling it. (Be sure that the cartridge is inside a protective box.) b. d. COPYRIGHT © 1999 CANON INC. Do not keep it in a car for a long time, as it in an appropriate storage box for storage.) 1. Storing and Handling the Cartridge with...
... or humidity tends to the direct rays of the sun, i.e., near an air conditioner). CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-3 The cartridge also holds toner, requiring the user to dust, ammonium gas, or organic solvent. Make sure that the ... Avoid areas subject to exercise care when storing or handling it. (Be sure that the cartridge is inside a protective box.) b. d. COPYRIGHT © 1999 CANON INC. Do not keep it in a car for a long time, as it in an appropriate storage box for storage.) 1. Storing and Handling the Cartridge with...
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CHAPTER 10 MAINTENANCE AND SERVICING 2. Figure 10-401 b. If you shake it in a different way, the toner can spill out of toner, hold the cartridge level and shake it starts to even out the toner inside. Before setting the cartridge in the machine or if copies have white spots as shown in Figure 10401... or turn it over as when it about 90° several times as shown in Figure 10-402. Figure 10-402 10-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 10 MAINTENANCE AND SERVICING 2. Figure 10-401 b. If you shake it in a different way, the toner can spill out of toner, hold the cartridge level and shake it starts to even out the toner inside. Before setting the cartridge in the machine or if copies have white spots as shown in Figure 10401... or turn it over as when it about 90° several times as shown in Figure 10-402. Figure 10-402 10-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
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... it using solvents.) d. g. Try leaving the machine alone as long as possible if such a problem is provided as 10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-5 f. the memory (i.e., cause of children. Do not subject the cartridge to work... so that it is exposed to strong light for a long time, however, copies can start to put a cover over it with a flannel cloth coated with toner. If the drum is out of reach of white spots or vertical bands), however, may not disappear.
... it using solvents.) d. g. Try leaving the machine alone as long as possible if such a problem is provided as 10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-5 f. the memory (i.e., cause of children. Do not subject the cartridge to work... so that it is exposed to strong light for a long time, however, copies can start to put a cover over it with a flannel cloth coated with toner. If the drum is out of reach of white spots or vertical bands), however, may not disappear.
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...eliminator Feed belt Special brush Moist cloth Cleaning. Cleaning. Cleaning. Cleaning. Cleaning. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Cleaning. Take care not to prevent toner soiling images. Work/remarks Dry-wiping. Pickup, Feeding, and Transfer Assemblies and...Moist cloth or alcohol Cleaning. Points to wring it or leave solvent or oil. If dirt cannot be sure to remove all toner to touch it well. Cleaning. Cleaning. 11-4 Cartridge Item Drum cover shutter Tools/solvents Most cloth Work/remarks Cleaning; be...
...eliminator Feed belt Special brush Moist cloth Cleaning. Cleaning. Cleaning. Cleaning. Cleaning. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Cleaning. Take care not to prevent toner soiling images. Work/remarks Dry-wiping. Pickup, Feeding, and Transfer Assemblies and...Moist cloth or alcohol Cleaning. Points to wring it or leave solvent or oil. If dirt cannot be sure to remove all toner to touch it well. Cleaning. Cleaning. 11-4 Cartridge Item Drum cover shutter Tools/solvents Most cloth Work/remarks Cleaning; be...
Service Manual
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... it must be replaced with a new cartridge soon. • If the copies are normal, You may continue to have white lines or spots as shown. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-49 Cartridge When the cartridge starts to run out of... toner, copies will start to use the cartridge, but the user must know that it several times. COPYRIGHT © 1999 CANON INC. Figure 11-302 2) Set the cartridge back into the machine, and make copies. •...
... it must be replaced with a new cartridge soon. • If the copies are normal, You may continue to have white lines or spots as shown. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-49 Cartridge When the cartridge starts to run out of... toner, copies will start to use the cartridge, but the user must know that it several times. COPYRIGHT © 1999 CANON INC. Figure 11-302 2) Set the cartridge back into the machine, and make copies. •...
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...charging roller. 1. Replace the varistor. 1. Try fresh copy paper. End. Replace the electric unit (composite power supply PCB, DC controller PCB). Is the toner image before transfer more or less normal? (Be sure to make a check in contact with a metal part (side plate). 2. Is the problem corrected?...light.) Is the transfer charging roller normal? Inform the user that using non-recommended paper may be in a short time to step 6. 1. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-53 Is the problem corrected? Instruct the user on the transfer ...
...charging roller. 1. Replace the varistor. 1. Try fresh copy paper. End. Replace the electric unit (composite power supply PCB, DC controller PCB). Is the toner image before transfer more or less normal? (Be sure to make a check in contact with a metal part (side plate). 2. Is the problem corrected?...light.) Is the transfer charging roller normal? Inform the user that using non-recommended paper may be in a short time to step 6. 1. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-53 Is the problem corrected? Instruct the user on the transfer ...
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... PCB of the base of the drum and the machine's top unit? Mount the transfer charging roller correctly. 2. Replace the cartridge. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 11 TROUBLESHOOTING 4 The copy has uneven density. (darker at ...Cause Scanner Cartridge, Scanning lamp Transfer charging roller Step 1 2 Checks Clean the scanning lamp, reflecting plate, lens, and mirror. Is the toner image on the photosensitive drum before transfer more or less uneven? Replace the transfer charging roller correctly. 6 The copy is foggy. (entire face...
... PCB of the base of the drum and the machine's top unit? Mount the transfer charging roller correctly. 2. Replace the cartridge. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) CHAPTER 11 TROUBLESHOOTING 4 The copy has uneven density. (darker at ...Cause Scanner Cartridge, Scanning lamp Transfer charging roller Step 1 2 Checks Clean the scanning lamp, reflecting plate, lens, and mirror. Is the toner image on the photosensitive drum before transfer more or less uneven? Replace the transfer charging roller correctly. 6 The copy is foggy. (entire face...
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... Cartridge Step 1 2 Checks Turn off the power in the transfer charging roller assembly? Cartridge YES/NO Action YES Check the fixing assembly. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-55 YES/NO Action YES End. Is the problem corrected? ...the foreign matter, or replace the transfer charging roller. Is the problem corrected? 4 Is there foreign matter or scratches in the middle of toner. Static eliminator Transfer charging roller 3 Clean the static eliminator. Is the problem corrected? 3 Take out and then set the cartridge once again...
... Cartridge Step 1 2 Checks Turn off the power in the transfer charging roller assembly? Cartridge YES/NO Action YES Check the fixing assembly. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-55 YES/NO Action YES End. Is the problem corrected? ...the foreign matter, or replace the transfer charging roller. Is the problem corrected? 4 Is there foreign matter or scratches in the middle of toner. Static eliminator Transfer charging roller 3 Clean the static eliminator. Is the problem corrected? 3 Take out and then set the cartridge once again...
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...of package. Instruct the user on all copies? Is the back of storing paper. 1. Check the varistor. 4. Is the problem corrected? CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Scanner rail 3 Is the problem noted at the same position on ...developing bias. 13 The back of the scanner cable. Clean the pickup guide assembly and the delivery roller. 11-56 COPYRIGHT © 1999 CANON INC. Is the transfer guide assembly soiled? Check the cartridge for foreign matter. 2. Clean the feeding assembly. CHAPTER 11 TROUBLESHOOTING 12 The ...
...of package. Instruct the user on all copies? Is the back of storing paper. 1. Check the varistor. 4. Is the problem corrected? CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) Scanner rail 3 Is the problem noted at the same position on ...developing bias. 13 The back of the scanner cable. Clean the pickup guide assembly and the delivery roller. 11-56 COPYRIGHT © 1999 CANON INC. Is the transfer guide assembly soiled? Check the cartridge for foreign matter. 2. Clean the feeding assembly. CHAPTER 11 TROUBLESHOOTING 12 The ...
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...Action Set the cartridge in the machine, and close the machine. Check the contacts for foreign matter, and clean it happens to be warping. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-59 Set the cartridge in the machine. Is the primary charging terminal ...high-voltage terminal at the machine's bottom? Does the drum cover shutter open seal been removed? Does the cartridge have toner? Check the cartridge. Replace the cartridge COPYRIGHT © 1999 CANON INC. YES/NO YES YES NO NO YES NO Action Correct the light image problem first. 1. YES Check the ...
...Action Set the cartridge in the machine, and close the machine. Check the contacts for foreign matter, and clean it happens to be warping. 2. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-59 Set the cartridge in the machine. Is the primary charging terminal ...high-voltage terminal at the machine's bottom? Does the drum cover shutter open seal been removed? Does the cartridge have toner? Check the cartridge. Replace the cartridge COPYRIGHT © 1999 CANON INC. YES/NO YES YES NO NO YES NO Action Correct the light image problem first. 1. YES Check the ...
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... method of copy paper for margin. Check the spring used to use recommended paper. If dirt is found , clean with toner? Does the delivery sensor operate normally? NO Check the delivery roller drive assembly. Replace the paper. Is the fixing lower ...sensor or the lever. CHAPTER 11 TROUBLESHOOTING 2 Separation/Feeding Assembly Cause Copy paper Feeding assembly Step 1 2 3 Checks Try paper recommended by Canon. Feed belt, Roller Static eliminator Pre-registration roller paper sensor (Q751) Registration roller 4 Is the feed belt rotating properly? 5 Is the...
... method of copy paper for margin. Check the spring used to use recommended paper. If dirt is found , clean with toner? Does the delivery sensor operate normally? NO Check the delivery roller drive assembly. Replace the paper. Is the fixing lower ...sensor or the lever. CHAPTER 11 TROUBLESHOOTING 2 Separation/Feeding Assembly Cause Copy paper Feeding assembly Step 1 2 3 Checks Try paper recommended by Canon. Feed belt, Roller Static eliminator Pre-registration roller paper sensor (Q751) Registration roller 4 Is the feed belt rotating properly? 5 Is the...