SHARP SP1669 Technical Report

Date: Dec. 29, 1993

COPIER : Z-88

No. : SP-1669

PARTS CHANGE (Z-88 / SF-2010)

1.Model name: Z-88 / SF-2010

2.General: Var ious parts have been changed in the models listed above. All such changes are

hereby reported.

3.Description: 1. Addition of edge stopper and change in MB cushion thickness and quantity.
The lamp unit and mirror base of the optical unit in the machine sometimes come in
contact during full scanning and return operations. This contact causes abnormal noise.
To prevent this from occurring, an edge stopper has been added and the thickness and
quantity of the MB cushions have been changed.

Eliminated MB cushion.

Lens shaft holder.

Added edge stopper.
(LBSHC0306FCZZ)

Changed MB cushion.
(PCUSS0273FCZZ (t2.5)

(PCUSS0273FCZ1 (t3.3)

(Action)

SF-2010 (USA):From 1993 April.
All others: From 1993 June (including SMF).

SHARP CORPORATION Reprography Division

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Green

C

2. Power cable connector attachment plate change.
By changing the material of this part, washing of the part during production is no longer
necessary, which improves productivity.

Old. New.
LPLT M4404FCZ Z LPLT M4404FCZ1
(SECC T2. Washing process.) (SECC T2J. Not oil based.)

(Action)

From 1993 September production (including SMF).

3. BL PWB change.
Black streaks have occurred in the side cut area of copies when carrying out reduction
copy operations. To prevent this from occurring, the LED in the BL circuit board has
been changed and the shape of the SL cover has been changed.

Old. New.

Changed.

BL PWB.

CPWBF0967FC31 CPWBF0967FC32

Changed.

(Action)

From 1993 mid-April production (including SMF).

4. Change in shaft M1.
To prevent shaking of manual feed arm C, the hole for the location fixing pin for gear
20T of shaft M1 has been moved 0.5 mm inward.
Note: As a temporary measure, 2 poly sliders have been added between manual feed

arm C and gear 20T, and a flat washer has been added between manual feed
shaft socket C and the E ring.

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