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Date: Nov. 6, 1995
COPIER : Z-20
No. : SP-1967
1.REGARDING BLANK AREAS ON COPIES
2.REGARDING CE-MARK REGULATIONS.
1. Regarding blank areas on copies
1.Model Name: Z-20/25/27
2.General: There may be blank areas on copies when the machines operate in high humidity. This
was the subject of Technical Report SP-1885/1904. There are some further
improvements planned to the parts involved, however. Please note the following.
3.Description: In order to stabilize electrical discharge from the corona in the charger, the shape of the
charger holder has changed as follows.
Before the change
The portion marked in black
has been removed.
Saw teeth
Charger holder
Cross-section of the holder
4.Action: From the middle of August, 1995 production (running change).
After the change
In order to distinguish the old and new parts,
“H1" has been printed on the new parts.
SHARP CORPORATION Reprography Division
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Green
C
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2. Regarding the CE mark.
1.Model Name: Z-20/25/27, 200 V version.
2.General: In compliance with CE mark regulations in Europe, the following improvements are
being made. Although the changes are only required in Europe, they will take effect in
all 200V regions.
3.Description In order to improve the noise damping qualities of the unit, the following parts will be
altered or added.
(1) A main PWB capacitor has been added.
Chip capacitor, 22000 PF
Close-up of the PWB
R713
Chip capacitor 560 PF
CN202
(2) A capacitor has been added to the power supply PWB.
Close-up of the PWB
Added chip capacitor, 22000 PF (in two locations)
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PD101 and PD102