Service Manual
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... and to print. Or, from the formatter. From the end of INTR until the pick-up solenoid is off. It drives the laser/scanner system, the image formation system, and the pickup and feed system. Table 4-1 Basic operational sequence Period Purpose Remarks WAIT (wait period...until power-off until the end To clear the drum surface of the main motor initial drive. The engine control system coordinates all printer functions. Engine control system Basic sequence of operation The operational sequence of the printer is installed. See General timing chart for print preparation...
... and to print. Or, from the formatter. From the end of INTR until the pick-up solenoid is off. It drives the laser/scanner system, the image formation system, and the pickup and feed system. Table 4-1 Basic operational sequence Period Purpose Remarks WAIT (wait period...until power-off until the end To clear the drum surface of the main motor initial drive. The engine control system coordinates all printer functions. Engine control system Basic sequence of operation The operational sequence of the printer is installed. See General timing chart for print preparation...
Service Manual
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Table 4-2 Motor specifications Name Motor Purpose Type Main motor (M1) Drive ETB belt, photosensitive drum and developing cylinder DC motor Fuser/delivery motor (M2) Drive fuser pressure roller, delivery roller and automatic release of fuser pressure Stepping motor ...it has become the specified interval. Failure detection Yes No No Yes Main motor failure detection The CPU determines the main motor failure, stops the printer, and notifies the formatter of error status, when it encounters the following table. The specifications of each motor are listed in the following conditions....
Table 4-2 Motor specifications Name Motor Purpose Type Main motor (M1) Drive ETB belt, photosensitive drum and developing cylinder DC motor Fuser/delivery motor (M2) Drive fuser pressure roller, delivery roller and automatic release of fuser pressure Stepping motor ...it has become the specified interval. Failure detection Yes No No Yes Main motor failure detection The CPU determines the main motor failure, stops the printer, and notifies the formatter of error status, when it encounters the following table. The specifications of each motor are listed in the following conditions....
Service Manual
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...removed from the exposed area. Step 1: Primary charging Step 2: Laser beam exposure 2 Developing stage Makes the electrostatic latent image on paper as it is completed, a negative electrical charge remains in the unexposed drum surface area by applying toner. Step 7: ETB cleaning Latent ...process as it goes through each process. Step 4: Transfer Step 5: Separation 4 Fuser stage Fuses the toner image on the photosensitive drum. The principal process of image formation is called an "electrostatic latent image" as follows. 1 Electrostatic latent image formation stage Forms ...
...removed from the exposed area. Step 1: Primary charging Step 2: Laser beam exposure 2 Developing stage Makes the electrostatic latent image on paper as it is completed, a negative electrical charge remains in the unexposed drum surface area by applying toner. Step 7: ETB cleaning Latent ...process as it goes through each process. Step 4: Transfer Step 5: Separation 4 Fuser stage Fuses the toner image on the photosensitive drum. The principal process of image formation is called an "electrostatic latent image" as follows. 1 Electrostatic latent image formation stage Forms ...
Service Manual
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ENWW Image formation system 45 Figure 4-4 Latent image formation Laser/scanner system The laser/scanner system forms latent images on the photosensitive drum surface is visualized by the non-magnetic, singlecomponent toner. This printer utilizes the projection development method by applying the toner in this process. Figure 4-5 Laser beam exposure Developing stage The electrostatic latent image...
ENWW Image formation system 45 Figure 4-4 Latent image formation Laser/scanner system The laser/scanner system forms latent images on the photosensitive drum surface is visualized by the non-magnetic, singlecomponent toner. This printer utilizes the projection development method by applying the toner in this process. Figure 4-5 Laser beam exposure Developing stage The electrostatic latent image...
Service Manual
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...on the IMAGE DENSITY INFORMATION signal sent from friction with the rotating developing cylinder and the developing blade surface. This printer is charged negatively on the photosensitive drum. There are four print cartridges: magenta, cyan, yellow, and black; The developing cylinder is called the projection...Developing stage The toner has an insulating property and has negative charge potential from the formatter. The area of the photosensitive drum, where the laser beam is exposed, has higher potential than the toner, which is able to adjust the image density by the potential ...
...on the IMAGE DENSITY INFORMATION signal sent from friction with the rotating developing cylinder and the developing blade surface. This printer is charged negatively on the photosensitive drum. There are four print cartridges: magenta, cyan, yellow, and black; The developing cylinder is called the projection...Developing stage The toner has an insulating property and has negative charge potential from the formatter. The area of the photosensitive drum, where the laser beam is exposed, has higher potential than the toner, which is able to adjust the image density by the potential ...
Service Manual
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...as transfers toner onto the paper. The ETB unit consists of the ETB unit. The ETB is read in between the ETB and the photosensitive drum, and simultaneously the toner image is transferred onto the belt. As the main motor rotates the ETB feed roller, the ETB feed roller rotates ...the ETB belt. This pattern image is also used for the color misregistration or image density determination is transferred onto the paper. ENWW Image formation system 47 The transfer roller and the ETB driven roller are engaged...
...as transfers toner onto the paper. The ETB unit consists of the ETB unit. The ETB is read in between the ETB and the photosensitive drum, and simultaneously the toner image is transferred onto the belt. As the main motor rotates the ETB feed roller, the ETB feed roller rotates ...the ETB belt. This pattern image is also used for the color misregistration or image density determination is transferred onto the paper. ENWW Image formation system 47 The transfer roller and the ETB driven roller are engaged...
Service Manual
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Figure 4-9 Transfer stage 48 Chapter 4 Operational theory ENWW Figure 4-8 ETB unit Transfer stage The transfer stage is to transfer the toner image on the photosensitive drum surface onto paper.
Figure 4-9 Transfer stage 48 Chapter 4 Operational theory ENWW Figure 4-8 ETB unit Transfer stage The transfer stage is to transfer the toner image on the photosensitive drum surface onto paper.
Service Manual
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... image under the low temperature and low humidity environment. The static charge on another. This printer utilizes the ceramic heater with the electrostatic eliminator in order to the positive charge from the drum by using the on-demand fuser method in this stage. The toner image transferred onto the...stage The toner image on the paper is fused onto the paper in order of M, C, Y, and K, and forms one toner image overlaying one color's image on the back side of the paper is transferred onto the paper according to stablize the feeding operation and prevent the crescent spots of...
... image under the low temperature and low humidity environment. The static charge on another. This printer utilizes the ceramic heater with the electrostatic eliminator in order to the positive charge from the drum by using the on-demand fuser method in this stage. The toner image transferred onto the...stage The toner image on the paper is fused onto the paper in order of M, C, Y, and K, and forms one toner image overlaying one color's image on the back side of the paper is transferred onto the paper according to stablize the feeding operation and prevent the crescent spots of...
Service Manual
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...The following is the operational sequence of paper feed. 1 Paper skew is corrected by the drive of the fuser. There is fed into the printer. ENWW Pickup and feed system 53 It detects paper with widths of shorter than 190 mm (7.5 inches). Paper feed mechanism This mechanism feeds one ...sheet of paper only that is inserted into the manual feed slot and then into the printer. 2 Toner is transfered to the paper from the photosensitive drum and then the paper is detected, the DC controller drives the pickup motor (M3) for 5 seconds. Skew correction...
...The following is the operational sequence of paper feed. 1 Paper skew is corrected by the drive of the fuser. There is fed into the printer. ENWW Pickup and feed system 53 It detects paper with widths of shorter than 190 mm (7.5 inches). Paper feed mechanism This mechanism feeds one ...sheet of paper only that is inserted into the manual feed slot and then into the printer. 2 Toner is transfered to the paper from the photosensitive drum and then the paper is detected, the DC controller drives the pickup motor (M3) for 5 seconds. Skew correction...
Service Manual
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... 54T 13 SPRING, TENSION 14 SPRING, COMPRESSION 15 LEFT INTERNAL COVER ASS'Y 16 GUIDE, CARTRIDGE, RIGHT 17 HOLDER, DRUM 18 BUSHING 19 PLATE, PRESSURE, RIGHT 20 BUSHING 21 GUIDE, CASSETTE, REAR RIGHT 22 GUIDE, CASSETTE, FRONT RIGHT... 26 SPRING, TORSION 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 28 GUIDE, CARTRIDGE, LEFT 29 HOLDER, DRUM ENWW Part number Qty * RF * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 2 * 1 * 1 * 1 * 1 * 1 * 4 * 4 * 1 * 1 * 2 * 4 * 2 ...
... 54T 13 SPRING, TENSION 14 SPRING, COMPRESSION 15 LEFT INTERNAL COVER ASS'Y 16 GUIDE, CARTRIDGE, RIGHT 17 HOLDER, DRUM 18 BUSHING 19 PLATE, PRESSURE, RIGHT 20 BUSHING 21 GUIDE, CASSETTE, REAR RIGHT 22 GUIDE, CASSETTE, FRONT RIGHT... 26 SPRING, TORSION 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 27 SCREW, RS, M3X8 28 GUIDE, CARTRIDGE, LEFT 29 HOLDER, DRUM ENWW Part number Qty * RF * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 1 * 2 * 1 * 1 * 1 * 1 * 1 * 4 * 4 * 1 * 1 * 2 * 4 * 2 ...
Service Manual
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CONNECT PCB UNIT A01 COLLAR, SPRING A02 BUSHING A03 FLANGE, CAM GEAR A04 COVER, DRUM A05 BUSHING A06 BUSHING A07 CAM, RELEASE A08 ROD, RELEASE, RIGHT A09 FAN A10 DUCT, FAN A11 PULLEY A12 BELT, TRANSMISSION A13 STOP, CAM GEAR ...
CONNECT PCB UNIT A01 COLLAR, SPRING A02 BUSHING A03 FLANGE, CAM GEAR A04 COVER, DRUM A05 BUSHING A06 BUSHING A07 CAM, RELEASE A08 ROD, RELEASE, RIGHT A09 FAN A10 DUCT, FAN A11 PULLEY A12 BELT, TRANSMISSION A13 STOP, CAM GEAR ...
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Ref Description A32 GEAR, 27T/64T A33 GEAR, 64T A34 GEAR, 54T A35 GEAR, 54T A36 GEAR, 18T A37 SPRING, COMPRESSION A38 SPRING, COMPRESSION A39 SPRING, TENSION A40 SHAFT, DRUM GEAR A41 CONNECTOR, 2P A42 CONNECTOR, SNAP TIGHT, BK A43 CLIP, CABLE A44 CLIP, EDGE A45 SCREW, RS, M3X8 A46 SCREW, TAPPING,TRUSS HEAD,M4X8 A47 SE RING A48 RING, E Part number Qty * 1 * 1 * 1 * 1 * 1 * 4 * 2 * 2 * 4 * 2 * 2 * 5 * 1 * 18 * 2 * 1 * 2 178 Chapter 7 Parts and diagrams ENWW
Ref Description A32 GEAR, 27T/64T A33 GEAR, 64T A34 GEAR, 54T A35 GEAR, 54T A36 GEAR, 18T A37 SPRING, COMPRESSION A38 SPRING, COMPRESSION A39 SPRING, TENSION A40 SHAFT, DRUM GEAR A41 CONNECTOR, 2P A42 CONNECTOR, SNAP TIGHT, BK A43 CLIP, CABLE A44 CLIP, EDGE A45 SCREW, RS, M3X8 A46 SCREW, TAPPING,TRUSS HEAD,M4X8 A47 SE RING A48 RING, E Part number Qty * 1 * 1 * 1 * 1 * 1 * 4 * 2 * 2 * 4 * 2 * 2 * 5 * 1 * 18 * 2 * 1 * 2 178 Chapter 7 Parts and diagrams ENWW
Service Manual
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... PANEL PCB ASS'Y CONTROL PANEL PCB ASS'Y COVER, CASSETTE DUST COVER, CASSETTE DUST COVER, CASSETTE DUST COVER, CASSETTE, LEFT COVER, CASSETTE, RIGHT COVER, CONTROLLER COVER, DRUM Part number * * * * * * * * * * * * * * * * RM1-1983-000CN RM1-1983-000CN * * RC1-5200-000CN RC1-5200-000CN RC1-5200-000CN RC1-5184-000CN RC1-5188-000CN * * Table and...
... PANEL PCB ASS'Y CONTROL PANEL PCB ASS'Y COVER, CASSETTE DUST COVER, CASSETTE DUST COVER, CASSETTE DUST COVER, CASSETTE, LEFT COVER, CASSETTE, RIGHT COVER, CONTROLLER COVER, DRUM Part number * * * * * * * * * * * * * * * * RM1-1983-000CN RM1-1983-000CN * * RC1-5200-000CN RC1-5200-000CN RC1-5200-000CN RC1-5184-000CN RC1-5188-000CN * * Table and...
Service Manual
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..., REGISTRATION HIGH-VOLTAGE PCB ASS'Y HIGH-VOLTAGE PCB ASS'Y HOLDER, CABLE, LEFT HOLDER, CABLE, UPPER HOLDER, DC CABLE HOLDER, DRAWER HOLDER, DRAWER CONNECTOR HOLDER, DRUM HOLDER, DRUM HOLDER, FAN RETAINER HOLDER, MEMORY CONTROLLER HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAPER PICKUP ROLLER HOLDER, PAPER PICKUP...
..., REGISTRATION HIGH-VOLTAGE PCB ASS'Y HIGH-VOLTAGE PCB ASS'Y HOLDER, CABLE, LEFT HOLDER, CABLE, UPPER HOLDER, DC CABLE HOLDER, DRAWER HOLDER, DRAWER CONNECTOR HOLDER, DRUM HOLDER, DRUM HOLDER, FAN RETAINER HOLDER, MEMORY CONTROLLER HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAD HOLDER, PAPER PICKUP ROLLER HOLDER, PAPER PICKUP...
Service Manual
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Table 7-22 Alphabetical parts list (continued) Description SE RING SEPARATION ASS'Y SEPARATION ASS'Y SHAFT, DRUM GEAR SHAFT, ETB DRIVE SHAFT, FACE-DOWN ROLLER SHAFT, FRONT DOOR SHAFT, FRONT DOOR ARM SHAFT, PAPER PICKUP DRIVE SHAFT, PAPER PICKUP DRIVE SHAFT, POSITIONING ...
Table 7-22 Alphabetical parts list (continued) Description SE RING SEPARATION ASS'Y SEPARATION ASS'Y SHAFT, DRUM GEAR SHAFT, ETB DRIVE SHAFT, FACE-DOWN ROLLER SHAFT, FRONT DOOR SHAFT, FRONT DOOR ARM SHAFT, PAPER PICKUP DRIVE SHAFT, PAPER PICKUP DRIVE SHAFT, POSITIONING ...
Service Manual
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..., FAN RETAINER * LATCH, LEFT * BUSHING * LATCH, RIGHT * LEVER, ETB RELEASE * FAN * GEAR, 54T * SPRING, TENSION * SPRING, COMPRESSION * LEFT INTERNAL COVER ASS'Y * GUIDE, CARTRIDGE, RIGHT * HOLDER, DRUM * BUSHING * PLATE, PRESSURE, RIGHT * BUSHING * GUIDE, CASSETTE, REAR RIGHT * GUIDE, CASSETTE, FRONT RIGHT * GEAR, 20T * GEAR, 36T * GEAR, 36T * SPRING, TORSION 232 Chapter 7 Parts and...
..., FAN RETAINER * LATCH, LEFT * BUSHING * LATCH, RIGHT * LEVER, ETB RELEASE * FAN * GEAR, 54T * SPRING, TENSION * SPRING, COMPRESSION * LEFT INTERNAL COVER ASS'Y * GUIDE, CARTRIDGE, RIGHT * HOLDER, DRUM * BUSHING * PLATE, PRESSURE, RIGHT * BUSHING * GUIDE, CASSETTE, REAR RIGHT * GUIDE, CASSETTE, FRONT RIGHT * GEAR, 20T * GEAR, 36T * GEAR, 36T * SPRING, TORSION 232 Chapter 7 Parts and...
Service Manual
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...number Description * SCREW, RS, M3X8 * SCREW, RS, M3X8 * SCREW, RS, M3X8 * SCREW, RS, M3X8 * GUIDE, CARTRIDGE, LEFT * HOLDER, DRUM * LINK, SHUTTER * PLATE, PRESSURE, LEFT * SPRING, TORSION * PLATE, SHAFT * ARM, OPEN/CLOSE * ARM, OPEN/CLOSE * SPRING, TORSION * ...ROD, LEFT * SPRING, GROUNDING * GUIDE, CASSETTE, FRONT LEFT * GUIDE, CASSETTE, REAR LEFT * RING, E * ARM, LASER SHUTTER * DUCT, FAN * SPRING, TENSION * MEMORY CONTROLLER PCB ASS'Y * DUCT, FAN, UPPER * DUCT, FAN, LOWER * HOLDER, MEMORY CONTROLLER * FLAG...
...number Description * SCREW, RS, M3X8 * SCREW, RS, M3X8 * SCREW, RS, M3X8 * SCREW, RS, M3X8 * GUIDE, CARTRIDGE, LEFT * HOLDER, DRUM * LINK, SHUTTER * PLATE, PRESSURE, LEFT * SPRING, TORSION * PLATE, SHAFT * ARM, OPEN/CLOSE * ARM, OPEN/CLOSE * SPRING, TORSION * ...ROD, LEFT * SPRING, GROUNDING * GUIDE, CASSETTE, FRONT LEFT * GUIDE, CASSETTE, REAR LEFT * RING, E * ARM, LASER SHUTTER * DUCT, FAN * SPRING, TENSION * MEMORY CONTROLLER PCB ASS'Y * DUCT, FAN, UPPER * DUCT, FAN, LOWER * HOLDER, MEMORY CONTROLLER * FLAG...
Service Manual
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..., 1 * BUTTON, CONTROL PANEL, 2 * BUTTON, CONTROL PANEL, 3 * SPACER, CONTROL PANEL * SCREW, RS, M3X8 * MAIN DRIVE ASS'Y * F.F.C. CONNECT PCB UNIT * COLLAR, SPRING * BUSHING * FLANGE, CAM GEAR * COVER, DRUM * BUSHING * BUSHING * CAM, RELEASE * ROD, RELEASE, RIGHT * FAN * DUCT, FAN * PULLEY 236 Chapter 7 Parts and diagrams Table and page Internal components (3 of 3) Internal components (3 of...
..., 1 * BUTTON, CONTROL PANEL, 2 * BUTTON, CONTROL PANEL, 3 * SPACER, CONTROL PANEL * SCREW, RS, M3X8 * MAIN DRIVE ASS'Y * F.F.C. CONNECT PCB UNIT * COLLAR, SPRING * BUSHING * FLANGE, CAM GEAR * COVER, DRUM * BUSHING * BUSHING * CAM, RELEASE * ROD, RELEASE, RIGHT * FAN * DUCT, FAN * PULLEY 236 Chapter 7 Parts and diagrams Table and page Internal components (3 of 3) Internal components (3 of...
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..., 86T * GEAR, 64T * GEAR, 64T * GEAR, 37T * GEAR, 27T/64T * GEAR, 64T * GEAR, 54T * GEAR, 54T * GEAR, 18T * SPRING, COMPRESSION * SPRING, COMPRESSION * SPRING, TENSION * SHAFT, DRUM GEAR * CONNECTOR, 2P * CONNECTOR, SNAP TIGHT, BK * CLIP, CABLE * CLIP, EDGE * SCREW, RS, M3X8 ENWW Table and page Main drive assembly Main drive assembly Main...
..., 86T * GEAR, 64T * GEAR, 64T * GEAR, 37T * GEAR, 27T/64T * GEAR, 64T * GEAR, 54T * GEAR, 54T * GEAR, 18T * SPRING, COMPRESSION * SPRING, COMPRESSION * SPRING, TENSION * SHAFT, DRUM GEAR * CONNECTOR, 2P * CONNECTOR, SNAP TIGHT, BK * CLIP, CABLE * CLIP, EDGE * SCREW, RS, M3X8 ENWW Table and page Main drive assembly Main drive assembly Main...