SHARP ARE142 Technical Report

DIGITAL COPIER : AR-280

Date

Feb. 25, 1999

1.MEASURE TO IMPROVE THE PERFORMANCE OF THE SCANNER DRIVE PWB.

2.MEASURE TO ALLEVIATE PROBLEMS OF IMPROPERLY TIGHTENED FIXING SCREWS OF THE MAIN MOTOR.

No. : ARE-142

1. Measure to improve the performance of the scanner drive PWB.

1.Model Name: AR-280/285/330

2.General: The addition of a resistor has been carried out in two locations (R7 and R8). This action

has been carried out as a measure to improve the perofrmance of the scanner drive PWB. In accordance with the change described above, a change has also been carried out in the part code of the PWB.

3.Action: * Running change carried out from 1998 December production.

2. Measure to alleviate problems of improperly tightened fixing screws of the main motor.

1.Model Name: AR-280/285/330

2.General: There was a possibility of improper tightening of only one of the four fixing screws used

to secure the main motor to the main drive. As a measure to alleviate this problem, a change has been carried out in the length of the screw. In addition to the change described above, the addition of a washer has also been carried out.

A change has been carried out in the fixing screw in only one location and the addition of a washer has also been carried out.

3.Action: From 1998 mid-December production.

SHARP CORPORATION Reprography Division

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Green

Ref.

No.

Model

name

Version P/G No.

Current parts New parts

Parts code Parts code

Price

rank

Parts name

Effec-

tive

time

Inter-

change-

ability

Note

50 ---- VRD-RC2EY163J AA Register (R7,R8)

AR-280 AR-285 AR-330

1. Interchangeable. 4. Not interchangeable.

2. Current type can be used in place of new type. New type cannot be used in place of current type.

3. Current type cannot be used in place of new type. New type can be used in place of current type.

Parts marked with ‘‘ ’’ is important for maintaining the safety of the set. Be sure to replace these parts with

specified ones for maintaining the safety and performance of the set.

5 -47

All

50 -901

11 -1 XHBSE40P08000 XHBSD40P10000

CPWBF1279FC51 CPWBF1279FC52 BD Scanner drive PWB 1

---- XWHSD40-08100 Washer 6

Screw (4 × 10)

5. Interchangeable if replaced with same types of related parts in use.

6. Others.

Mid-

’98/12

6 Q’ty:2

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