AR-DU1 (serv.man2). ARDU1 Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 4

Remove the fixing screw of the ADU unit, and remove the harness
cover. 

Remove the connector of the connector storing section, and connect
it to the ADU unit connector. 

Attach the pawl section of the removed harness cover to the ADU unit
and fix with a fixing screw. 

At that time, treat the wires so that the connector is stored inside the
harness cover. Be careful not to pinch the wire with the harness
cover. 

Insert the paper exit unit into the copier. 

Connect the power plug of the copier to the power outlet, turn on the
power switch, and follow the following procedures. 

1

Perform the mode setting with the key operation of the copier. 

The current set value is displayed with the above key operation. 

2

Change the set value to 2. 

The set value can be changed with the key operation. 

1

Set the adjustment mode of the alignment guide with the key
operation of the copier. 

With the above key operation, the set value is displayed. A sheet of
paper is fed from the paper feed section, and transported to the top of
the alignment plate of the ADU unit and stopped under the aligned
state. 

2

Pull out the paper exit unit. 

3

Check that the clearance between the alignment guide and the
paper is 0 

∼

 0.5mm. 

At that time, be sure to shift the paper to the rear side of the
alignment guide for checking.

remove the paper from the ADU unit, press the CA key and cancel
the set mode. 

1

Insert the paper exit unit. 

2

Change the set value. 

<Example>

•

Setting to 45

When the set value is changed by 1, the alignment guide width is
changed by 0.5 

∼

 0.6mm.

★

Reference for changing the set value

3

Pull out the paper exit unit again. 

4

Check that the clearance between the alignment guide and paper
is 0 

∼

 0.5mm. 

At that time, be sure to shift the paper to the rear side of the
alignment guide for checking. 

Repeat procedures 

1

 through 

4

 repeatedly.

After adjustment, remove the paper from the ADU unit, press the
CA key and cancel the set mode. 

1

Make a copy. If the center is shifted, set the adjustment mode of
the print off-center with the key operations of the copier. 

With the above key operation, the current set value is displayed. 

2

Select the item of ADU from the message menu with [ 

↑

 ] key and

[ 

↓

 ] key. 

Adjustment value: 1.7mm

Fixing screw

Connector
storing section

Harness cover

2

6

1

0

C

 

P

2

C

OK

With the above operation, the set value can
be changed.

5

2

1

0

C

 

P

0~0.5mm

Rear side

[EXECUTE]

Set value

By this operation, the set value is
changed and alignment is
performed again.

4

5

[EXECUTE]

40

60

(Shipment set value)

The guide is extended

The guide is narrowed

(The value of  61 or greater or 39 or smaller is invalid.) 

5

0

0

1

C

 

P

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