STEP ONE: OPEN FRONT DOOR

To begin, open the front door as the initial step.

STEP TWO: REMOVE WASTE CONTAINER

After opening the front door, remove the waste toner container by turning lever on the left to unlock. Container should come straight out.

STEP THREE: REMOVE IBT COVER

To remove the IBT cover, remove screws on the left and right side. The cover should slide to the right and out.

STEP FOUR: OPEN RIGHT SIDE DOOR

Now, let us proceed by opening the door on the right-hand side.

STEP FIVE: RELEASE IBT LEVER

Then, proceed by turning the IBT lever up to release the pressure off the belt.

STEP SIX: REMOVING SCREWS FROM PROCESS UNIT

Two screws are holding the process unit. Find and remove the screws on both the right and left sides.

STEP SEVEN: PULL PROCESS UNIT OUT

Carefully pull the process unit out.

STEP EIGHT: REMOVE DRUM UNITS

Pull up the two metal tabs, you will feel a little difficult to remove but it is acceptable to apply upward force. The presence of slight pressure is attributed to the springs on the developer assembly.

NOTE: Be mindful that exposure to light can result in damage to the drum units. To prevent such damage, it is recommended to either shield the units with a layer of thick, dark plastic or store it in a location such as a drawer to avoid any light.

STEP NINE: DISCONNECT DEVELOPER HARNESS

Next, proceed by disconnecting the developer harness. Carefully guide the harness across the designated harness guides.

STEP TEN: UNSCREW DEVELOPING ASSEMBLY STOPPER

Remove the screw that is holding the developing assembly stopper.

STEP ELEVEN: REMOVE DEVELOPER UNITS

It is not necessary to fully remove the stopper for developer assembly removal. Instead, remove the knobs situated on the opposite side of the developer assembly, followed by carefully pulling upward. Repeat this process for all developers as needed.

STEP TWELVE: INSTALLING NEW DEVELOPER UNITS - RIGHT SIDE

To correctly install the developer assembly, it is important to follow a precise procedure. Begin by inserting the two metal knobs into the plastic developer holder located within the process unit.

STEP THIRTEEN: INSTALLING NEW DEVELOPER UNITS - LEFT SIDE

Find two corresponding plastic holes where the metal stopper will be inserted. Then, install by inserting the two metal knobs into the plastic developer holder, and then align the other corner with the stopper.

STEP FOURTEEN: SCREWING DEVELOPING ASSEMBLY STOPPER

Begin the process by securing the developer stopper in place using the appropriate screw.

STEP FIFTEEN: CONNECT DEVELOPER HARNESS

Reposition the harness back into its designated placement. After successfully repositioning and connecting the developer harness, the installation of the developer unit is complete. Repeat this process for all developers as needed.

STEP SIXTEEN: INSTALL DRUM UNITS

Align the previously mentioned plastic pieces, then push down from the top during installation. It is crucial to avoid installing at an angle to prevent potential damage to the shutters. Repeat this same procedure for all drum units.

STEP SEVENTEEN: INSERT PROCESS UNIT

Now that we've completed the necessary steps, let's carefully insert the process unit by pushing into printer.

STEP EIGHTEEN: LOCK IBT PRESSURE LEVER

Now, rotate the IBT pressure release lever in the left direction to apply pressure.

STEP NINETEEN: SECURE THE PROCESS UNIT

Next, proceed to secure the process unit by fastening the two screws. A quick reminder: ensure to clean any residue left behind by the developer assembly or the drum unit.

STEP TWENTY: INSTALLING IBT COVER

Proceed to install the IBT cover and securely tighten the two previously loosened screws.

STEP TWENTY-ONE: INSERT BELT CLEANER

Let's insert the belt cleaner, ensuring it is securely locked in place.

STEP TWENTY-TWO: CLOSE FRONT AND SIDE DOORS

Finally, close the front door cover followed by securing the right-hand side cover.