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Brother MFC-J4420DW opening procedure

Introduction

Instructions on how to remove the lid on this printer in order to be able to open the device and repair it.

What you need

  1. Brother MFC-J4420DW opening procedure, Removing hood holder: step 1, image 1 of 3 Brother MFC-J4420DW opening procedure, Removing hood holder: step 1, image 2 of 3 Brother MFC-J4420DW opening procedure, Removing hood holder: step 1, image 3 of 3

    • Disconnect the power cord of the printer

    • Open the printer as you would to access the USB port.

    • Pull out the rear end of the hood holder (see picture two). After that you can remove the top part of the hood holder.

    • Now remove the hood holder completely.

    • It is quite useful to put the printer near something so that you can lean the top against something, for example a wall.

    Edit

  2. Brother MFC-J4420DW opening procedure, Removing cables connected to the top part of the printer: step 2, image 1 of 3 Brother MFC-J4420DW opening procedure, Removing cables connected to the top part of the printer: step 2, image 2 of 3 Brother MFC-J4420DW opening procedure, Removing cables connected to the top part of the printer: step 2, image 3 of 3

    • Next remove the cover on the left side of the printer (lift the right side of the cover first).

    • Unplug the black ribbon cable, the blue and the white plugs from its sockets and unscrew the cable which is attached with a screw (see second image)

    • Remove the red and white plugs from its sockets as shown in picture three.

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  4. Brother MFC-J4420DW opening procedure, Remove the top part of the printer: step 3, image 1 of 3 Brother MFC-J4420DW opening procedure, Remove the top part of the printer: step 3, image 2 of 3 Brother MFC-J4420DW opening procedure, Remove the top part of the printer: step 3, image 3 of 3

    • Flip the plastic part shown in picture one up to the top part of the printer

    • Now you can easily remove the top of the printer by pushing it away from the printer (not up).

    Edit

  5. Brother MFC-J4420DW opening procedure, Remove cover: step 4, image 1 of 2 Brother MFC-J4420DW opening procedure, Remove cover: step 4, image 2 of 2

    • Remove the screws connecting the black plastic cover to the printer (see image)

    • Remove the cover

    Edit
Finish Line

One other person completed this guide.

Author

Matthias Loikasek

Member since: 11/24/16

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