SHARP PCE017 Technical Report

Date: Jan. 22, 1998
Copier Z20 etc.
[Service Information]
No. : PCE-017
Correction of service manual
1. Apllied model: Z20/21/23/25/26/27
2. General: Since there is an error in the service manual of the above model, it is corrected.
3. Content: In Item 1-2 Void area and image loss of [7] Operation Instruction in the Service Manual, the
[7] OPERATIONAL DESCRIPTIONS
1. Optical system
1-1. Optical system outline Light source: Fuse bulbs are used as the light source. Eight
fuse bulbs are arranged in series on the PWB. The temperature fuse is also installed on the PWB. The copy lamp also has the function as the discharge lamp to attenuate the potential
on the drum. Lens: A selfoc lens is employed. AE sensor: A photo sensor is employed to read document
density for improving maneuverabillty and sta-
bilizing picture quality.
SHARP CORPORATION Printer and Scanner Division
1/2
Orange
C
Z-21/26
[7] OPERATIONAL DESCRIPTIONS
1. Optical system
1-1. Optical system outline Light source: Fuse bulbs are used as the light source.
Eight fuse bulbs are arranged in series on the PWB. The temperature fuse is also inĀ­stalled on the PWB. The copy lamp also has the function as the discharge lamp to attenu-
ate the potential on the drum. Lens: A selfoc lens is employed. AE sensor: A photo sensor is employed to read docu-
ment density for improving maneuverabillty
and stabilizing picture quality.
2/2
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