Canon lbp 1120 laser beam printer service repair manual. Canon LBP 2019-02-19

Canon lbp 1120 laser beam printer service repair manual Rating: 6,8/10 584 reviews

CANON LBP

canon lbp 1120 laser beam printer service repair manual

Electrostatic latent image formation stage Step 1 : Primary charging - Step 2: Scanning exposure 2. This mode is activated by a command sent from the interface controller. Or, if the lever is deformed or damaged, replace it. When the printer needs to be moved from a cold area to warm area, leave it packed in its box for at least an hour to acclimatize to room temperature. If the problem still remains after cleaning, or parts are deformed or damaged, replace them. Primary charging Developing stage 3. External Cover Clean the external cover as necessary.

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Full text of LBP

canon lbp 1120 laser beam printer service repair manual

The laser beam emitted form the laser diode passes though the collimator lens and cylindrical lens, and then strikes the four-faced scanning mirror rotating at a constant speed. When these areas approach the toner layer of the cylinder with negative charges , the potential difference higher on the drum projects the toner particles to them. Action: Switching the paper to xxx causes the printer to automatically resume printing. Many people ask us from where do we get all these manuals. The main motor M001 starts rotating after about 0. Replace the spring if deformed. Avoid sites exposed to direct sunlight.

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Canon LBP

canon lbp 1120 laser beam printer service repair manual

When receiving a pickup command from the interface controller, the engine controller drives the main motor to rotate the photosensitive drum, developing cylinder, primary charging roller, and transfer charging roller. The paper path can be divided into two sections: 1 paper pickup and feed block, and 2 fixing and delivery block. The service engineer should inspect the installing site before taking the printer to the customer's premises. Periodic Service This printer does not have any areas that require periodic servicing. Content: The paper to be printed yyy , recognized by the driver, differs from the specified paper xxx. Note the following precautions when working on the printer.

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Canon LBP

canon lbp 1120 laser beam printer service repair manual

Action: Remove the cartridge from the printer. Or, clicking the Resume Job button causes the printer to resume printing with the present paper. Action: Check the port whether the correct printer is connected to it. Outline The interface controller receives print information from an external device such as a host computer through an interface cable. This is called toner projection development, which develops the latent image on the drum into a visible image. We are slowly increasing availability of service manuals on this website and if you can not find what you are looking for, please contact us and we will be happy to provide you if we can get hold of it.

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CANON LBP

canon lbp 1120 laser beam printer service repair manual

A thorough understanding of this printer, based on information in this Manual and Service Information bulletins, is required for maintaining its performance and for locating and repairing the causes of malfunctions. External Cover Clean the external cover as necessary. Before executing a test print, make sure to select the pickup source and delivery source that were used when the malfunction occurred according to the information given by the user. At the same time, the drum surface is struck by the laser beam that has been modulated by the video signals. Foreign materials on the fixing film unit. Action: Replace the transfer charging roller. Action: Identify and clean the dirty roller according to Table 4-2-2 on page 4-12.

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CANON LBP1760

canon lbp 1120 laser beam printer service repair manual

Idling status Indicates the printer contains no print jobs, and no problems for the printing operation. The power supply voltage is ± 10% 110-127V or from + 6% to - 10% 220-240V of the rated voltage. The following three messages are indicated for the idling status: Message area: Printer Ready Error message area: None Content: The printer is ready to print. Employment of Canon Advanced Printing Technology With Canon Advanced Printing Technology, data can be processed within a host computer. Note: Initial rotation ready The state in which the main motor is rotating, the fixing unit temperature has reached its specified value in a specified period of time after the start of main motor rotation, and the scanner motor has reached its specified rotation speed. Message List Status or error messages of the printer are displayed on a computer screen, as the printer is not equipped with a status display. Message area: Printing Failed Error message area: Data transfer to the printer was too late or a data transfer error occurred.

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Canon LBP

canon lbp 1120 laser beam printer service repair manual

Clicking on Print a Test Page prints the test pattern shown in figure below. There is a microcomputer in this printer. Action: Check whether the gear is worn or damaged. Transfer Charging Roller In general, the transfer charging roller is not to be touched or cleaned. Worn or dirty separation pad surface. This section will describe the messages, and their contents and procedures displayed on the computer screen.

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CANON LBP

canon lbp 1120 laser beam printer service repair manual

Precautions This product has been carefully adjusted and strictly inspected before packing and shipping. Note the following precautions when working on the printer. The progression of this natural change depends largely on the storage and installation environment, therefore, take special care on storage and handling the cartridge. Content: The printer cannot obtain enough work memory for the language monitor. Note: The fixing film may be damaged if rotated at a temperature of 100°C or below due to the high oil viscosity.

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Canon LBP 1120 LASER Workshop Service Repair Manual

canon lbp 1120 laser beam printer service repair manual

The lump sticks to the fixing film, causing the paper to be dirty. Scar s or dent s on the fixing film. Arrangement of the Components 3-1 5 B. Action: Adjust the image density by operating the external device. Table 4-8-1 Tool name Tool No. Action: Replace the fixing pressure units.

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