SHARP DTE229 Technical Report

Date: Jun. 14, 1996

DUPLICATOR : SD-2060

1. CHANGES IN MATERIALS AND SHAPE OF PARTS TO IMPROVE PRODUCTIVITY .

2. MEASURE TO PREVENT CRACKING OF THE PS DRIVE COUPLING BEARING IN
THE MULTI DRIVE UNIT.

3. CHANGE IN THE PROGRAM OF THE MAIN CIRCUIT BOARD ROM.

No. : DTE-229

1. Changes in materials and shape of parts to improve productivity.

1.Model name: SD-2060/3062

2.General: Changes have been carried out in the materi als and shapes of some of the parts to

improve productivity.
Please refer to the accompanying list for the names and parts codes of the parts which
have undergone the changes.

3.Action: From 1996 February production.

2. Measure to prevent cracking of the PS drive coupling bearing in the multi drive unit.

1.Model name: SD-2060/3062

2.General: The lateral pin securing the parts surrounding the PS roller drive bearing pulley on the

drive side sometimes scrapes against the bearing in accordance with the switching on
and off of the PS electromagnetic clutch. To alleviate this problem a change in the
shape of the bearing has been carried out, and the number of lateral pins has been
changed from one pin to two pins.

Changed shaft

3.Action: From the start of 1996 February producti on.

SHARP CORPORATION Reprography Division

Changed from 1pin to 2pins.

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Green

C

3. Change in the program of the main circuit board ROM.

1.Model name: SD-3062

2.General: When copy operations are carried out with the ’double side copies of single side original

documents’ mode, ’cover page copy’ mode, and ’sort mode’ simultaneously set, the
sorting page entry sometimes changes. T o alleviate this problem, a change in the
content of the ROM program in the main circuit board has been carried out in a new
version upgrade.

Old New

Version V4.06 → V4.07.

3.Action: From the start of 1996 March production.

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