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MX-7580N  Dehumidifying heater kit  3 – 3

NOTE: Before installation, be sure to turn both the operation and

main power switches off and disconnect the power plug
from the power outlet. Make double sure that the data lamp
on the operation panel does not light up or blink when per-
forming installation.

1)

Loosen the screw at the bottom of the rear cabinet. Remove
the screw, and remove the rear cabinet.

1)

Remove the screw, and remove the left cabinet lower.

2)

Attach the dehumidifier heater switch to the frame.

NOTE: Install the dehumidifier heater switch so that the side

of the mounting terminal post is the inward side of the
main unit.

3)

Cut the switch part of the left cabinet lower. 
Attach the label for dehumidifier heater switch to the left cabi-
net lower.

NOTE: Be careful not to damage the cabinet.

NOTE: Wipe the surface where the label is to be affixed with

alcohol, then attach the label along the concave on left
cabinet lower.

MX-7580N  Dehumidifying heater kit  3 – 4

4)

Attach the left cabinet lower, and fix by the screw.

1)

Remove the reuse band.

2)

Insert the supporter to the frame of the power unit, and attach
the WH PWB on it.

NOTE: Be careful not to break the PWB when mounting the

PWB to the supporters.

3)

Remove the harness from harness lifter, and connect the con-
nector into the WH PWB.

4)

Remove NON-WH harness already connected for all destina-
tions other than North America.

MX-7580N  Dehumidifying heater kit  3 – 5

5)

Attach the connector of WH harness to the frame, and attach
the ground terminal by the screw (M4 x 6 Washer).

Pass the WH harness through the wire saddle, and fix the
snap band to the frame.

6)

Pass the WH harness through the harness lifter. 
Connect the WH harness to the AC power PWB, the WH PWB
and the dehumidifier heater switch.

1)

Secure the marking position on the harness of the scanner
heater to the heater fixing plate with the banding band. 

2)

Extend the harness, and secure the other position of it with
banding band.

3)

Tighten the snap band and cut its tip to approx. 5 mm or less.

Slide the banding band head to the square hole.

NOTE: The banding band head and cut tip must not protrude

behind the heater fixing plate.

MX-7580N  Dehumidifying heater kit  3 – 6

1)

Remove the screw, and remove the glass holder. Remove the
table glass. Remove the screw, and remove the SPF glass.

2)

Attach the clamp to the scanner frame.

NOTE: When installing, be careful to prevent damage of the

wire.

3)

Remove two screws from the scanner bottom.

4)

Connect the harness of the scanner heater. Install the heater
fixing plate of the scanner heater unit, and secure it with the
screw (M3 x 4 Round-tipped).

5)

Install the scanner heater and secure it with the screw (M4 x 6
Bind machine screw). Pass the harness through the clamp.

NOTE: The convex part of the scanner heater must be

inserted into the hole of the scanner frame.

6)

Tighten the loose scanner heater harness by pulling it in the
arrow direction and secure it with the snap band then cut its tip
to approx. 5 mm or less.