Service Manual
Page 13
... duplexing. 4. Automatic interface switching In addition to the standard-equipped bi-directional parallel interface (Centronics specifications), the printer has been equipped with AIR(Automatic Imaging Refinement) technology to the standard-equipped multi-purpose tray and upper/lower cassettes...reduction technology accomplishes 600 x 600 dpi printing with less toner. 8. The printer can be installed. Auto-duplexing The optional duplex unit enables the printer to print rough drafts with only 4 MB of time. When the optional Canon Translator module A4(an add-in 5-way paper feeding...
... duplexing. 4. Automatic interface switching In addition to the standard-equipped bi-directional parallel interface (Centronics specifications), the printer has been equipped with AIR(Automatic Imaging Refinement) technology to the standard-equipped multi-purpose tray and upper/lower cassettes...reduction technology accomplishes 600 x 600 dpi printing with less toner. 8. The printer can be installed. Auto-duplexing The optional duplex unit enables the printer to print rough drafts with only 4 MB of time. When the optional Canon Translator module A4(an add-in 5-way paper feeding...
Service Manual
Page 15
... page printer (console type when paper deck is installed, and plain paper only (64g/m2 ~ 105g/m2 recommended paper) 1 - 3 or less (120V, 240V) Scanning pitch Horizontal 600 DPI Vertical 600 DPI Image formation system Laser Semiconductor laser Scanning system Six-faced prism mirror scanning Photosensitive Drum OPC Charging Roller charging Exposure Laser scanning system Toner...
... page printer (console type when paper deck is installed, and plain paper only (64g/m2 ~ 105g/m2 recommended paper) 1 - 3 or less (120V, 240V) Scanning pitch Horizontal 600 DPI Vertical 600 DPI Image formation system Laser Semiconductor laser Scanning system Six-faced prism mirror scanning Photosensitive Drum OPC Charging Roller charging Exposure Laser scanning system Toner...
Service Manual
Page 19
... use hot water, the toner will gel and become difficult to the laser/scanner unit cover. ! As toner easily breaks down vinyl materials, avoid letting toner come into contact with cold water. Ozone Safety An infinitesimal amount of it as even though the printer switch may be adjusted in this printer. 1 - 7 This printer meets the ozone emission...
... use hot water, the toner will gel and become difficult to the laser/scanner unit cover. ! As toner easily breaks down vinyl materials, avoid letting toner come into contact with cold water. Ozone Safety An infinitesimal amount of it as even though the printer switch may be adjusted in this printer. 1 - 7 This printer meets the ozone emission...
Service Manual
Page 27
...the tape and the black sheet from the printer. 3) Hold the cartridge on the top of... flat surface. Confirm that none of the printer, and load the cartridge with the other and... when moving the printer to the installation area. 4) Take the plastic bag off the printer and peel the...space surrounding the printer with the back of the printer and remove the packaging from inside the printer. 7) Pull .... 3) The printer weighs approx. 48kg, therefore 4 people may be needed to lift the printer and to move...it 5 to 6 times to printer. 2300 100 900 834 CHAPTER 1 (Unit: mm) 1086...
...the tape and the black sheet from the printer. 3) Hold the cartridge on the top of... flat surface. Confirm that none of the printer, and load the cartridge with the other and... when moving the printer to the installation area. 4) Take the plastic bag off the printer and peel the...space surrounding the printer with the back of the printer and remove the packaging from inside the printer. 7) Pull .... 3) The printer weighs approx. 48kg, therefore 4 people may be needed to lift the printer and to move...it 5 to 6 times to printer. 2300 100 900 834 CHAPTER 1 (Unit: mm) 1086...
Service Manual
Page 32
...Be sure to store in areas exposed to direct sunlight, near windows, etc. CHAPTER 1 D. Storing, Handling the EP-W Cartridge Whether the cartridge is toner in a warehouse, workshop, etc., be sure to strong light. Table 1-5-1 Storage temperature and humidity conditions Temperature Relative humidity Normal (total storage time x... depends on the cartridge box. 2. Before unsealing the box When the cartridge is stored in the cartridge, be careful in the printer, the effect of the natural environment will deteriorate if exposed to keep it over time regardless of the number of 0 to 35...
...Be sure to store in areas exposed to direct sunlight, near windows, etc. CHAPTER 1 D. Storing, Handling the EP-W Cartridge Whether the cartridge is toner in a warehouse, workshop, etc., be sure to strong light. Table 1-5-1 Storage temperature and humidity conditions Temperature Relative humidity Normal (total storage time x... depends on the cartridge box. 2. Before unsealing the box When the cartridge is stored in the cartridge, be careful in the printer, the effect of the natural environment will deteriorate if exposed to keep it over time regardless of the number of 0 to 35...
Service Manual
Page 33
...spots or black lines are valid for a long period of time, it into the printer, or when the toner in an already loaded cartridge hardens and blank spots appear on the cartridge. Figure 1-5-7 To ensure that toner does not leak and dirty the images, be used within their data. 4) As... life Cartridges are likely to direct sunlight or strong light (1500 lux or more). Handling 1) When loading a new cartridge into the printer. The distorted images such as toner may leak from the date of test patterns after the valid period. 3. Always place it with the label side facing upward. 7)...
...spots or black lines are valid for a long period of time, it into the printer, or when the toner in an already loaded cartridge hardens and blank spots appear on the cartridge. Figure 1-5-7 To ensure that toner does not leak and dirty the images, be used within their data. 4) As... life Cartridges are likely to direct sunlight or strong light (1500 lux or more). Handling 1) When loading a new cartridge into the printer. The distorted images such as toner may leak from the date of test patterns after the valid period. 3. Always place it with the label side facing upward. 7)...
Service Manual
Page 35
... with the soft dry cloth. Transfer charging roller Static charge eliminator 1 - 23 Table 1-6-1 Item Cartridge Transfer guide area Customer maintenance Rock the cartridge to maximize printer performance. If necessary relace it. When replacing the cartridge, clean the transfer guide area with the green cleaning brush in the...
... with the soft dry cloth. Transfer charging roller Static charge eliminator 1 - 23 Table 1-6-1 Item Cartridge Transfer guide area Customer maintenance Rock the cartridge to maximize printer performance. If necessary relace it. When replacing the cartridge, clean the transfer guide area with the green cleaning brush in the...
Service Manual
Page 38
...no error. · POWER indicator: 2 On: The printer is happening inside the printer and shows you what is ready to change the toner as soon as possible. Wait until the light stays on , data remains in the printer (only with PCL). Off: The printer cannot print. · CONTINUE indicator: 3 On: ...Off: Operation is normal. · Status indication display: 4 The two-line, 20-digit display tells you the menus and settings which can select RESET PRINTER or RESET MENU. If the FORM FEED indicator is being accessed. · STAPLE indicator: 8 On: Stapling has been selected for fonts, etc.). ...
...no error. · POWER indicator: 2 On: The printer is happening inside the printer and shows you what is ready to change the toner as soon as possible. Wait until the light stays on , data remains in the printer (only with PCL). Off: The printer cannot print. · CONTINUE indicator: 3 On: ...Off: Operation is normal. · Status indication display: 4 The two-line, 20-digit display tells you the menus and settings which can select RESET PRINTER or RESET MENU. If the FORM FEED indicator is being accessed. · STAPLE indicator: 8 On: Stapling has been selected for fonts, etc.). ...
Service Manual
Page 48
..., the printer maintains the printing temperature of the fixing rollers. To deliver the final page and to put the printer in it...five hours, it drives the main motor for timing chart. If the printer stays in preparation for printing and to prevent it . Cleans the transfer ...Basic operation sequences Operation sequences of each period from deforming. Descriptions of the printer are as shown below. Table 2-1-1 WAIT (WAIT period) Period From power...stabilize the sensitivity of the fixing roller so that the printer is input from the video controller until the main motor stops....
..., the printer maintains the printing temperature of the fixing rollers. To deliver the final page and to put the printer in it...five hours, it drives the main motor for timing chart. If the printer stays in preparation for printing and to prevent it . Cleans the transfer ...Basic operation sequences Operation sequences of each period from deforming. Descriptions of the printer are as shown below. Table 2-1-1 WAIT (WAIT period) Period From power...stabilize the sensitivity of the fixing roller so that the printer is input from the video controller until the main motor stops....
Service Manual
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... roller, registration roller, primary AC, transfer negative bias ON Development AC bias ON (Checks if the cartridge is installed and if there is toner in the printer. Power on sequences Sequences of the check, residual paper is delivered automatically. Power ON CPU initialization /PPRDY signal output Duplexing unit NO connection ... temperature NO reached 150˚C? If automatic paper delivery is residual paper in it enters the standby mode are as a result of the printer from power ON until it ) Has fixing temperature NO reached 150˚C? Figure 2-1-2 2 - 3 CHAPTER 2 C.
... roller, registration roller, primary AC, transfer negative bias ON Development AC bias ON (Checks if the cartridge is installed and if there is toner in the printer. Power on sequences Sequences of the check, residual paper is delivered automatically. Power ON CPU initialization /PPRDY signal output Duplexing unit NO connection ... temperature NO reached 150˚C? If automatic paper delivery is residual paper in it enters the standby mode are as a result of the printer from power ON until it ) Has fixing temperature NO reached 150˚C? Figure 2-1-2 2 - 3 CHAPTER 2 C.
Service Manual
Page 53
... +24VA UDOORS "H" when either the upper or delivery cover is open. EP-W cartridge High-voltage power supply PCB Toner sensor ANTIN TB703 J701-A5 J220-A5 TONRS Detects no cartridge installed and toner out. Cassette paper-size sensing switch PCB Lower cassette paper-size sensing switch SW1601 SW1602 SW1603 SW1604 J1601A-1 J215...
... +24VA UDOORS "H" when either the upper or delivery cover is open. EP-W cartridge High-voltage power supply PCB Toner sensor ANTIN TB703 J701-A5 J220-A5 TONRS Detects no cartridge installed and toner out. Cassette paper-size sensing switch PCB Lower cassette paper-size sensing switch SW1601 SW1602 SW1603 SW1604 J1601A-1 J215...
Service Manual
Page 64
...Circuit Transfer Negative Voltage Transformer Drive Circuit Transfer Positive Voltage Sense Circuit [T705] Transfer Negative Voltage Transformer Toner detection Circuit [T704] Transfer Positive Voltage Transformer Negative Voltage Generation Circuit TB701 To primary charging roller TB702 To developing cylinder ...TB703 From toner sensor To transfer charging roller J701-B2 /HVTCRTD Transfer Constant Current Control Circuit J701-B4 /DCHGBD J701-B6 /...
...Circuit Transfer Negative Voltage Transformer Drive Circuit Transfer Positive Voltage Sense Circuit [T705] Transfer Negative Voltage Transformer Toner detection Circuit [T704] Transfer Positive Voltage Transformer Negative Voltage Generation Circuit TB701 To primary charging roller TB702 To developing cylinder ...TB703 From toner sensor To transfer charging roller J701-B2 /HVTCRTD Transfer Constant Current Control Circuit J701-B4 /DCHGBD J701-B6 /...
Service Manual
Page 65
.... A between -page bias, a positive low voltage is applied to the transfer charging roller at an appropriate timing to move the toner attached to the transfer charging roller onto the photosensitive drum to the transfer charging roller after the prescribed time has elapsed since the /...video controller becomes "L", initial rotation starts and a negative bias is applied to the transfer charging roller at an appropriate timing so that the toner remaining on the photosensitive drum is "L", and when the discharger bias switch signal (/DCHGUP) turns "H" the low output bias changes to the...
.... A between -page bias, a positive low voltage is applied to the transfer charging roller at an appropriate timing to move the toner attached to the transfer charging roller onto the photosensitive drum to the transfer charging roller after the prescribed time has elapsed since the /...video controller becomes "L", initial rotation starts and a negative bias is applied to the transfer charging roller at an appropriate timing so that the toner remaining on the photosensitive drum is "L", and when the discharger bias switch signal (/DCHGUP) turns "H" the low output bias changes to the...
Service Manual
Page 66
e. The DC controller detects the toner level and whether a cartridge is installed when the developing AC bias is applied only at the trailing edge of a single side print and during the second side of a duplex print. The high voltage output bias is applied to the developing cylinder by the DEVELOPING AC BIAS DRIVE signal by checking the TONER LEVEL signal (TONRS) voltage. 2 - 20 Toner sensing/cartridge sensing The EP-W cartridge has a toner sensor. CHAPTER 2 the circuit applies a high voltage output bias.
e. The DC controller detects the toner level and whether a cartridge is installed when the developing AC bias is applied only at the trailing edge of a single side print and during the second side of a duplex print. The high voltage output bias is applied to the developing cylinder by the DEVELOPING AC BIAS DRIVE signal by checking the TONER LEVEL signal (TONRS) voltage. 2 - 20 Toner sensing/cartridge sensing The EP-W cartridge has a toner sensor. CHAPTER 2 the circuit applies a high voltage output bias.
Service Manual
Page 78
...uniform by the VDO signal is scraped off by the transfer charging roller. If the toner in the cartridge becomes lower than the prescribed level or there is the central hub of the printer, and consists of the photosensitive drum. CHAPTER 2 IV. Outline The image formation .... The primary charging roller uniformly applies a negative charge on the photosensitive drum, the laser beam modulated by the primary charging roller in the printer, the high-voltage power supply notifies the DC controller through the TONER LEVEL signal. 2 - 32 To form a latent image on the surface of the...
...uniform by the VDO signal is scraped off by the transfer charging roller. If the toner in the cartridge becomes lower than the prescribed level or there is the central hub of the printer, and consists of the photosensitive drum. CHAPTER 2 IV. Outline The image formation .... The primary charging roller uniformly applies a negative charge on the photosensitive drum, the laser beam modulated by the primary charging roller in the printer, the high-voltage power supply notifies the DC controller through the TONER LEVEL signal. 2 - 32 To form a latent image on the surface of the...
Service Manual
Page 79
CHAPTER 2 Laser beam Cartridge Primary charging roller Cleaning blade Upper fixing roller Blade Developing cylinder Manual feeding pick-up roller Photosensitive drum Lower fixing roller Transfer charging ... roller Lower cassette pick-up roller Video controller PCB /PRNT VDO DC controller PCB Transfer bias monitor signal (HVTS) Transfer negative bias drive signal (/HVTRVSD) Toner level signal (TONRS) Image density adjustment signal (DENADJ) Developing AC bias drive signal (/DBACD) Developing bias frequency output signal (/DBFRQ) Transfer bias drive signal (HVTVLTD...
CHAPTER 2 Laser beam Cartridge Primary charging roller Cleaning blade Upper fixing roller Blade Developing cylinder Manual feeding pick-up roller Photosensitive drum Lower fixing roller Transfer charging ... roller Lower cassette pick-up roller Video controller PCB /PRNT VDO DC controller PCB Transfer bias monitor signal (HVTS) Transfer negative bias drive signal (/HVTRVSD) Toner level signal (TONRS) Image density adjustment signal (DENADJ) Developing AC bias drive signal (/DBACD) Developing bias frequency output signal (/DBFRQ) Transfer bias drive signal (HVTVLTD...
Service Manual
Page 83
These areas on the developing cylinder. 2 - 37 This printer uses the toner projection development method with a singlecomponent toner. Development stage Particles of toner are placed onto the electrostatic latent image on the exposed area of the drum to be neutralized in this figure...are more positive than those on the drum surface form the electrostatic latent image. 2. Step 2 Scanning exposure Laser beam CHAPTER 2 Unexposed area Exposed area Figure 2-4-7 When the laser beam scans the drum surface, it causes the charge to create a visible image. In actuality they are negative...
These areas on the developing cylinder. 2 - 37 This printer uses the toner projection development method with a singlecomponent toner. Development stage Particles of toner are placed onto the electrostatic latent image on the exposed area of the drum to be neutralized in this figure...are more positive than those on the drum surface form the electrostatic latent image. 2. Step 2 Scanning exposure Laser beam CHAPTER 2 Unexposed area Exposed area Figure 2-4-7 When the laser beam scans the drum surface, it causes the charge to create a visible image. In actuality they are negative...
Service Manual
Page 84
The areas on the drum that toner is called toner projection, making the latent image on the developing cylinder. This is applied smoothly to the cylinder. 3. The center voltage of a developing cylinder and a rubber blade. This printer has a stirring mechanism in the cartridge to ensure that were ...In the transfer stage, the toner image is held to the paper. The single-component toner consists of the paper attracts the negatively charged toner particles to the laser beam have a higher potential (are less negative) than the negatively charged toner particles on the drum visible. ...
The areas on the drum that toner is called toner projection, making the latent image on the developing cylinder. This is applied smoothly to the cylinder. 3. The center voltage of a developing cylinder and a rubber blade. This printer has a stirring mechanism in the cartridge to ensure that were ...In the transfer stage, the toner image is held to the paper. The single-component toner consists of the paper attracts the negatively charged toner particles to the laser beam have a higher potential (are less negative) than the negatively charged toner particles on the drum visible. ...
Service Manual
Page 85
... the image on the photosensitive drum is set to negative to remove the toner with a negative charge from the transfer charging roller to the drum. The printer removes the toner from the transfer charging roller by removing the toner on the drum 0V. At the same time, the transfer voltage is ...drum and paper and facilitate separation. During wait mode, initial rotation, and last rotation, the printer sets the primary DC voltage to 0V to make the charge on its surface to jamming, etc., the toner may not separate, but remain wrapped around the drum. To prevent this, a negative bias ...
... the image on the photosensitive drum is set to negative to remove the toner with a negative charge from the transfer charging roller to the drum. The printer removes the toner from the transfer charging roller by removing the toner on the drum 0V. At the same time, the transfer voltage is ...drum and paper and facilitate separation. During wait mode, initial rotation, and last rotation, the printer sets the primary DC voltage to 0V to make the charge on its surface to jamming, etc., the toner may not separate, but remain wrapped around the drum. To prevent this, a negative bias ...
Service Manual
Page 86
... roller Figure 2-4-12 The upper and lower fixing roller surfaces are covered with teflon tubes with a very low adhesive property. In the fixing stage, the toner image is fixed by electrostatic attraction and a slight physical adhesion, so even a light touch will smear the image. The negative DC bias is held only... by heating the paper and applying pressure. Fixing stage The toner image transferred onto the paper in the transfer stage is applied to the upper fixing roller to prevent the...
... roller Figure 2-4-12 The upper and lower fixing roller surfaces are covered with teflon tubes with a very low adhesive property. In the fixing stage, the toner image is fixed by electrostatic attraction and a slight physical adhesion, so even a light touch will smear the image. The negative DC bias is held only... by heating the paper and applying pressure. Fixing stage The toner image transferred onto the paper in the transfer stage is applied to the upper fixing roller to prevent the...