SHARP SP1583 Technical Report

Date: Apr. 27, 1993

COPIER : SF-9400

TROUBLESHOOTING APPEARANCE OF BLACK STREAK OWING TO A CLEANING FAILURE UNDER COLD TEMPERATURE

1.Model name: SF-9400/8870/8570/8800/8500

2.General: If less copies were produced and the machine was not used for a long period

for more than a year, the elasticity of the cleaning blade is affected to loose the drum contact pressure, and the blade hardens under a low temperature. This will cause to black streak t o appear. To avoid t his to oc cur, change is made to the blade material.

No. : SP-1583

3.Reason: To avoid appearance of black streak due to a cleaning failur e under a l ow temperature.

4.Description: The cleaning blade material is replaced with the one that has less permanent distortion and strong i n its low temperature property (J type). To al low identification of the new type from the old type, a “J” is stamped after t he lot number. Change is also made to t he cleani ng blade inc luded in t he maintenance kit.

SF-880KA,SF-880KA1, SF-880KAP, SF-940KA, SF-940KA1, SF-940KAP, SF-880CB, SF-940CB

5.Action: (Factory action)

From June 1993, including t he maintenance kit.

SHARP CORPORATION Reprography Division

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Green

Ref.

Model

No.

SF-8870

SF-9400

1. Interchangeable. 4. Not interchangeable.

2. C urr e nt t y pe c a n be u s ed i n place of n ew type.

3. C urr e nt type c a nn ot b e us e d in p l ac e o f ne w ty p e.

Parts m ar ke d wi th “ ” is im p ort an t fo r m ain ta in ing the sa fe ty of the s e t. B e sur e t o rep l ace these pa rts wi th

specified ones for maintaining the safety and performance of the set.

Version P/G No.

name

8570 8800 8500

New ty pe cann ot be us ed in place of curr ent type .

New t y pe c a n be u s ed i n pl a ce of cur ren t ty p e.

9 -11 UCLEZ0078FCZZ

All

9 -11 UCLEZ0078FCZ1

Current parts New parts

Parts code Parts code

UCLEZ0078FCZ4 AY Cleaning blade ’93/6 3

5. Interc ha ng ea ble i f r ep l ace d wi th s a m e typ es of relate d pa r ts in us e.

6. Others.

Price rank

Parts name

Effective time

Interchangeability

Note

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