SHARP ARE091 Technical Report

DIGITAL COPIER : AR-5132

Date

:

Jul. 10, 1998

1. CHANGE IN THE SCREWS IN THE OPTICAL UNIT CARRIED OUT AS A MEASURE TO IMPROVE
PRODUCTIVITY.

2. MEASURE TO ALLEVIATE PROBLEMS OF OIL OOZING FROM THE BUSHING IN THE DEVELOPING UNIT.

3. ADDITION CARRIED OUT OF AN ICU COVER SHEET.

4. MEASURE TO IMPROVE OPERATION STABILITY OF THE SHUTTER IN THE TONER BOX.

5. CHANGE CARRIED OUT IN THE MAKER CARRIED OUT AS A MEASURE TO IMPROVE PRODUCTIVITY.

No. : ARE-091

1. Change in the screws in the optical unit carried out as a measure to improve
productivity.

1.Model Name: AR-5132

2.General: A change has been carried out in a portion of the screws used in the optical unit (in the

locations marked with a "O" in the figure shown below). This action has been carried
out as a measure to improve productivity.

3.Action: From the start of 1998 June production.

2. Measure to alleviate problems of oil oozing from the bushing in the developing unit.

1.Model Name: AR-5132

2.General: There have been problems of oil oozing from the bushing section of the developing unit

which have occurred very rarely, and in accordance with the installation conditions of
the machine. This problem, when it occurs, leads to other problems such as black
streaks and other image trouble. As a measure to alleviate this problem, a change has
been carried out in the material of the bushing.

3.Action: From 1998 mid-June production.

Green

SHARP CORPORATION Reprography Division

C

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3. Addition carried out of an ICU cover sheet.

1.Model Name: AR-5132

2.General: There was a possibility of the optional printer board being attached in such a way that it

extended past the protect sheet of the optical section when attaching the ICU cover. As
a measure to alleviate this problem the addition of an ICU cover sheet has been carried
out.

ICU Cover sheet

3.Action: From the start of 1998 June production.

4. Measure to improve operation stability of the shutter in the toner box.

1.Model Name: AR-5040

2.General: The addition of a shutter return reinforcement spring has been carried out as a measure

to stabilize the operation of the shutter of the toner box.

3.Action: From the start of 1998 June production.

Screw (M3 ×6)

Shutter SP sheet

Shutter SP-B

5. Change carried out in the maker carried out as a measure to improve productivity.

1.Model Name: AR-5132/5040

2.General: A change has been carried out in the maker of the bearing used in the manual multi

paper feeding unit. This action has been carried out as a measure to improve
productivity. In accordance with this change a change has also been carried out in the
part code.

3.Action: From the start of 1998 June production.

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