HP LaserJet MFP M437, M438, M439, M440, M442, M443, M42523, M42525, M42623, M42625 - Quick Install Guide (QIG) instructions

  caution:

Do not plug-in or turn on the printer until directed to do so.

1. Remove the packing materials and any blue tape from the exterior.
   Figure : Remove packing materials and tape

   
2. Open the scanner lid.
   Figure : Open the scanner lid

   
3. Remove the packing materials and blue tape.
   Figure : Remove packing materials under the scanner lid

   
4. Close the scanner lid.
   Figure : Close the scanner lid

   
5. Open the front door and remove the package of screws that is taped to the inside of the door.

   note:

   Retain the screws for the imaging unit installation. These are required for installing the imaging unit.

   Figure : Open the front door and remove the package of screws

   
6. Open the right door.
   Figure : Open the right door

   
7. Unwrap and remove the shipping tape from both ends of the transfer roller, and then discard the tape.
   Figure : Unwrap and remove the shipping tape from both ends of the transfer roller

   

  caution:

Leave the front and right doors open until all installation steps are complete.

1. Remove the imaging unit from the shipping bag and place it on a clean flat surface.
   Figure : Remove the imaging unit from the shipping bag

   
2. Loosen the shipping tape from the bottom and both sides of the imaging unit.
   Figure : Loosen the shipping tape on the imaging unit

   
3. Remove the orange shipping locks from the imaging unit.
   Figure : Remove the orange shipping locks

   
4. Remove the remaining shipping tape and carefully pull the protective sheet from the imaging unit.
   Figure : Remove remaining tape and pull out the protective sheet

   

   note:

   Do not expose the imaging unit to light for more than a few minutes.

     caution:

   Do not touch the exposed drum-roller surface.

   Figure : Do not touch the exposed drum-roller surface

   
5. Remove the orange plug from the back of the imaging unit.

     caution:

   Once the plug is removed, the imaging unit must remain level. If the imaging unit is tipped, contents might spill out.

   Figure : Remove the orange plug from the imaging unit

   
6. With the right and front doors fully open, carefully lift the imaging unit into position so the bottom of the imaging unit aligns with the raised alignment rails inside the printer cabinet (as shown).

     caution:

   Do not touch the exposed drum roller surface on the imaging unit.

   Figure : Position the imaging unit so it aligns with the rails inside the printer

   
7. Insert the imaging unit and push it all the way into the slot. Ensure that it is fully seated.

   note:

   If the imaging unit binds or does not slide easily into its slot, verify that the right door is fully open, realign the imaging unit, and then insert it again.

   Figure : Insert the imaging unit and ensure that it is fully seated

   
8. Connect the electrical cable (as shown below).
   Figure : Connect the electrical cable

   
9. Route the cable into the cable holder (as shown below).

     caution:

   Make sure the connector is fully seated in the socket.

   Figure : Route the cable in the cable holder

   
10. Install two screws (as shown) to secure the imaging unit.
    Figure : Install two screws to secure the imaging unit

    
11. Make sure the electrical connector is plugged-in and fully seated, and verify that the two screws are securely installed.
    Figure : Check the electrical connection and screws to make sure they are secure

    

1. Remove the toner cartridge from the shipping bag.

   note:

   Keep the orange plug in place. It is required for toner cartridge replacement.

   Figure : Remove the toner cartridge from the bag

   
2. Hold the toner cartridge (as shown below) and gently rock it from end to end to redistribute the toner in the cartridge.
   Figure : Gently rock the toner cartridge to redistribute the toner

   
3. Pull the red or orange pull-tab on the toner cartridge to remove it.

   note:

   This tab MUST be removed before inserting the cartridge into the printer.

   Figure : Pull the orange tab on the toner cartridge

   
4. Align the toner cartridge with the opening and push it inward.
   Figure : Align the toner cartridge with the opening and push it inward

   
5. Make sure the toner cartridge clicks into place.
   Figure : Make sure the cartridge clicks into place

   
6. Close the front and right doors.
   Figure : Close the doors
   
   1. Close right door
   2. Close front door

1. Open Tray 2.
   Figure : Open Tray 2

   
2. Set the paper width by adjusting the green width-guide inside the tray.

   note:

   The green width-guide moves by pinching each side, then moving it back and forth as needed.

   Figure : Adjust the width-guide to the size of paper being used

   
3. Set the paper length by adjusting the green length-guide.

   note:

   The green length-guide moves by pinching the green button (as shown), then moving it back and forth as needed.

   Figure : Adjust the length-guide to the size of paper being used

   
4. Push down the lift-plate (as shown below).

   note:

   Pushing down on the lift-plate is necessary when loading paper into an empty tray.

   Figure : Push down on the lift-plate when loading paper

   
5. Make sure the paper fits under the MAX fill-line on the paper guide.

   note:

   Paper/media must sit against the right edge of tray, under the roller. Verify that the media length and size are correct.

     caution:

   Do not overfill paper in the tray. Overfilling the tray can result in paper jams.

   Figure : Make sure the paper does not exceed the MAX fill-line

   
6. Close Tray 2.
   Figure : Close Tray 2

   
7. Open Tray 1.
   Figure : Open Tray 1

   
8. Adjust the paper guide on Tray 1 to the size of paper being used.
   Figure : Adjust the paper guide on Tray 1

   
9. Make sure the paper fits under the tab on the paper guide.

     caution:

   Do not overfill paper in the tray. Overfilling the tray can result in paper jams.

   Figure : Make sure the paper fits under the tab on the edge of the Tray 1 paper guide

   
10. When Tray 1 is empty, always press down the Tray 1 feed plate before reloading paper.
    Figure : Press down the Tray 1 feed-plate before reloading paper

    

1. Plug the power cord into the rear of the printer, and then plug the cable into a working electrical outlet.

     caution:

   ALWAYS plug the power cord into the printer BEFORE plugging the cord into an electrical outlet.

   Figure : Plug the power cord into the rear of the printer and then into the wall outlet

   
2. Press the Power button to turn on the printer.
   
3. To install the print driver on your computer, go to www.support.hp.com/drivers, enter your printer model, select the printer software from the list of options, click Download, and then follow the on-screen instructions to install the software on your computer.