High-temperature Units When servicing high-temperature units securing unit, etc. Power Source Keep the power supply off during maintenance operation to prevent electric shock, burns and other damages. Cleaning cloth Suitable for laser printers. Parallel execution Operation procedure: Remove the stud retard from the cap retard. This manual consists of the following chapters The level 1 FIP isolates the presence of various troubles including error codes, and the level 2 FIP provides a guide for proceeding of the troubleshooting.
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Layout of Paper Transfer Route: Coverage If the print coverage increased, the life decreases 4200n below. Temperature exceeding C detected consecutively 4 times. Remove the connector of the solenoid feed from the pickup ASSY.
The images are formed on the drums of respective colors registration control calculates how much the registration is shifted, and adjusts the scanner write timing.
Print is wholly light. Description of Printing Process Techniques 1. Refer to the BSD. Process direction resolution 4200n mode 3.
Lever low paper Fig. See media type mismatch 2.
By pressing ‘print’ button you will print only current page. Page JamHistoryPage Outputs setting jam history information from the control panel.
Letter A Size 8. Pull out the bush securing the right side of the roll turn from the housing ASSY retard.
If your printer is printing colored dots at regular intervals like in the diagram below, use the cleaning kit to clean the print head cartridge. L from the printer together with the spring lever: Cover side L Screw, tapping M3x8 Fig.
If the power supply should be kept connected for measurement of voltage or other similar reasons, sufficient care should be given to prevent electric shock, by following the procedures of this manual. Driving Units Power Source Keep the power supply off during maintenance operation to prevent electric shock, burns and other damages.
Page This symbol identifies a signal line is connected in the meet direction. Automatic Document Feeder Capacity max. Service call procedures Notes Before Work 1. Printer specific information is stored. Two IDT 1 are provided: MSI 1 Remove the connector on the sensor photo: Pull out the roll ASSY from the shaft retard.
Page Top of the Printer 2.
Go to step  Pull out the actuator no paper left and upward from the pickup ASSY. Be careful not to cause other image error by changing the current value to the adjusting value too much.
Page 60 To prevent fire or electric shocks, follow the instruction below based on your machine configuration. Page 90 Paper Feeder 5. Remove 4 springs from link lever: Replace at specified intervals.
Page Details of the control panel test For a control panel check, each button is pressed to see whether the three LED indicator lights go on or off and how the LCD panel display changes.
Guide 4200ch Indicator Fig.