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MX-4070V  2 – 2

1)

Open the cover and remove the silica gel.

2)

Remove the waste toner box toward you while pushing the
unlocking levers on both sides of the waste toner box.

3)

Remove the transfer unit fixing material.

4)

Remove the DV sheet.

Insert the DV sheet when the machine will be moved.

DSPF Model

EXIT TRAY 
CABINET 
standard
model

RSPF Model

EXIT TRAY 
CABINET 
standard
model

MX-4070V  2 – 3

4-a)

Turn the drum cover securing locks (2) to release, and then 
raise the drum positioning cover.

4-b)

Raise a lever to the left. Pull out the developing unit to 
remove.

4-c)

Remove the fixing tape.

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4-d)

Insert the developing unit so as not to give a strong shock to 
the main unit gently.Raise a lever to the right.

Slide the developing unit horizontally into the machine, in the 
direction of the arrow, until developing unit locks into. place.
Do not push the unit diagonally, as contact with the drum may 
occur causing damage.

When removing or installing the developing unit, put your 
hand from below the unit and slide it in parallel along the 
guide.
At that time, be careful not to touch the roller surface.

When installing the machine, there is no need to remove or 
install the OPC drum unit. If it must be removed or installed 
for any reason, follow the procedures below. When removing 
or installing the OPC drum unit, put your hand from below the 
unit and slide it in parallel along the guide on the right side.
At that time, be careful not to touch the OPC drum surface.

4-e)

Close the drum positioning cover, and lock it. 

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MX-4070V  2 – 4

1)

Pull out the tray. Turn the fixing material and remove it. Remove
the caution label. 
Attach the removed fixing material to the position shown in the fig-
ure for future use. 
Close the tray which was pulled out.

1)

Remove the optical unit fixing screw, and remove the note label.

2)

Attache the protection sheet.

When an optional paper feed desk is connected to the machine,
unpack and install the paper feed desk, then unpack the machine.
Place the machine on the option desk securely, and perform the
installing procedures of the machine.
Place the machine on the optional desk firmly and secure.

This models have been shipped with developer enclosed into the
developer unit and done Sim25-2. Therefore do NOT execute Sim25-2
at machine installation.

If executed Sim25-2, replace all of the developers with new ones and
execute Sim25-2. If the machine have been used without replacing the
new developer. It may be trouble related to the life performance.

1)

Shake the toner cartridge horizontally several times

4-f)

Connect the connecter.

1

Operation manual

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2

Protection sheet

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MX-4070V  2 – 5

2)

Open the front cover and insert each toner cartridge

Be sure to install the color cartridge to their proper positions.

Avoid installation to a different color position.

Do not forcibly insert the toner cartridge.

Push it in until the cartridge is securely locked in place.

Developing units removed, be sure to remove the toner cartridges
as well to prevent toner clogging.

3)

Close the front cover

4)

Confirm that "Toner replacement in progress" is displayed and
wait until the display disappears (It takes 30 sec - 6 min)

This procedure is for checking the toner supply operation from the
toner cartridge to the DV unit. The operation time differs depend-
ing on the toner quantity in the toner cartridge, uneven distribution
of toner and the internal state of the toner cartridge.

Do not perform operations which interrupt the above operation
such as opening the front cover, entering the Sim mode and turn-
ing OFF/ON the power. If this precaution is ignored. Trouble
codes F2-40 - 43 or F2-64 - 67 or a over-toned condition may
occur.

When the main unit is transported after the installation, be sure to
remove the DV unit and the Toner cartridge.

Then, be careful not to make the developer spilled out from the
mouth of the DV unit.

Dust from the transfer belt or shutter or some other adjacent part may
fall onto the LSU during transport or installation. Be sure to clean the
dust-proof glass and PTC wire before checking the image quality.

1)

Detach the LSU cleaning bar from the front cover.

2)

Turn the felt side of the cleaning bar downward and insert it. Slide
it back and forth a few times to clean the LSU dust-proof glass.

3)

Return the LSU cleaning rod to the front cabinet so that the felt
faces upward. Fit the boss, and fix it with three pawls.