BROTHER MFC 9420CN SERVICE MANUAL PDF

Download BROTHER MFCCN FACSIMILE EQUIPMENT SM service manual & repair info for electronics experts. For the location of a Brother authorized service center, call BROTHER. IMPORTANT select Brother, MFL. Pro Suite MFCCN from the Programs. Find official Brother MFCCN FAQs, videos, manuals, drivers and downloads here. Get the answers and technical support you are looking for.

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Operating Procedure 1 Press the 1 and 3 keys in this order in the initial stage of the maintenance mode. Lock lever Lock lever Fig.

Brother MFCCN Support

Main Causes This is a transfer failure due to the uneven rotational speed caused by the shock which occurs when the seam of OPC belt passes over the cleaning blade. They are the dedicated maintenance modes for service, and two types of the function are provided, which enables to check the operation status code 31 to 38 brotjer enables to check and set the performance of the main components in maintenance work.

The customizing codes list is given in Appendix 3. Detection enabled time for CNG 0 sec.

Don’t have an account? Page Vertical White Band Phenomenon White band appears in 9420n vertical direction of printed image as shown in print sample [8] of Fig. Page Ribbing Phenomenon Light print occurs on the right or left hand side of the image as shown in print sample [4] of Fig.

Page I Banding Phenomenon Banding line appears in the horizontal direction as shown in print sample [12] of Fig.

Page 99 Fuser lamp I: Drum Cleaning Transfer belt cleaning process means that the residual toner on the transfer belt is removed. Operating Procedure 1 Select Margin Adjust with using the 4 or 5 key in the 4920cn stage of the factory mode. Registration Sensor PU Photo sensor to detect the paper is fed from the paper tray.

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Operating Procedure Press the 0 and 9 keys in this order in the initial stage of the maintenance mode. Lift the scanner cover and next to the scanner glass is smaller glass. Basically make sure it’s plugged straight into a wall outlet and no other large power sources on the same circuit.

Through the web search I managed to find the error code, which is Error Code Page Sensors Sensing mdc Fusing unit sensor No fusing unit detected. CIS flat cable broken or Correct the cable not brther connection.

Resetting the fusing unit life counter from the normal standby status supporting ver. ADF Rear Sensor Operating Procedure 1 Select the Clear Care mode with using the 4 or 5 key in the initial stage of the engine service mode.

Pause between paging number 8 sec. Sensors Sensing status Fusing unit sensor No fusing unit detected. Hey friends, my printer has been acting up. I Color Misregistration Phenomenon Color misregistration is caused between two colors as shown in print sample [17] of Fig. Maximum OGM recording 20 sec. It’s on the internet now thanks to yourself and the fine people at fixyourownprinter. Fixed to 4 points: The OPC belt and the transfer belt fail to maintain the regular and proper rotation due to the impact caused during the retract of the toner cartridge.

This file is downloadable free of charge: Toner Sensor PU 5. Page 6 Set the back cover.

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BROTHER MFCCN SERVICE MANUAL Pdf Download.

Black Line Phenomenon Fine black line appears in the printed image as shown in print sample [9] of Fig. Main Causes 1 Foreign particles adhere to developer roller of specific color in question. If you want to join us and get repairing help please sign in or sign up by completing a simple electrical test or write your question to manuxl Message board without registration.

Page Europe, Oceania, Asia model A.

Brother MFC-9420CN Machine Error 2C

If the problem continues then reseat the fuser or take it out and measure for continuity across the lamp and thermostat. If you failed to install and virus checker was running, quit the software.

Put the machine near a telephone wall jack and a standard, grounded AC power outlet. Data scanning error during CIS defective Replace the scanner manuual Page Selectors 8: Page 62 2 Motors Refer to Fig. Page 85 Cover page sample End page sample Fig.

Brother MFC-9420CN Service Manual

If the main PCB is replaced with a new one, therefore, you will need to set the proper customizing codes with the machine in the maintenance mode.

Page 13 Secure the top side R with the screw 1piece. No automatic drawing-in 0 0 1: Top side L Screw Fig.

No detection and no tone 5 sec. Operating Procedure 1 Select Life Period Set with using the 4 or 5 key in the initial stage of the factory mode. You could suffer a fatal electrical shock!