SHARP SP1890 Technical Report

Date: Jun. 13, 1995
COPIER : SF-2014
[Service Information]
1. CONCERNING PREPARA T IONS TO BE MADE BEFORE A TT ACHING THE GLASS TABLE’S RUBBER WASHER.
2. A CHANGE IN THE HANDLING OF THE CL LEAD.
1. Concerning preparations to be made before attaching the glass table’s rubber washer.
1. Model name: SF-2014/21 14/2214 Z-800, SN-1420/1430 (U.S.A. only)
No. : SP-1890
2.General: The positioning to be used when attaching the glass table’s rubber washer was not stated clearly. Please use the following diagram as a guide to the preparations for placement and actual positioning of said rubber washer.
<R side>
<F side>
Ege base plate
Ege base plate
SHARP CORPORATION Reprography Division
1/2
Green
C
2. A change in the handling of the CL lead.
1.Model name SF-2014/21 14/2214 Z-800, SN-1420/1430 (U.S.A. only)
2.General: It was noted during production and development that due to extra slack in the CL lead, the lead is getting caught under the 2/3 mirror unit’s CL guide. This causes the 2/3 mirror to float momentarily, which affects copy quality negatively. Please examine the following diagram.
3.Description:
CL lead
Resting position of the light source unit.
CL guide
Slack
Optical unit base
Lamp unit
Mirror unit 2/3
Move
Move
Scanning position of the light source unit The 2/3 mirror floats towards the guard
P
Trapping of the CL lead
When the light source unit is in resting position, please make sure that there is a gap between the bottom of the optical unit and the CL lead as follows:
Drawing seen from Q
Q
R
Gap present
(pulled tight)
CL lead
Do not allow the ground terminal to hang in the direction indicated by the arrow. (If you do, it will touch the pulley)
4.Action: From 1995 mid-March production. (running change)
2/2
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