SHARP SP2101 Technical Report

Date: Jun. 9, 1997

COPIER : SF-2116

1.MEASURE TO PREVENT DAMAGE TO THE FUSING GEAR.

2.MEASURE TO ALLEVIATE PROBLEMS DUE TO WEAR OF THE PAPER DELIVERY ROLLER CARRIED OUT AS A MEASURE TO PREVENT PAPER DELIVERY MALFUNCTIONS.

3.CHANGE IN SPECIFICATIONS.

4.ADDITION OF CM 15 AND 16 FIXING PARTS.

No. : SP-2101

1. Measure to prevent damage to the fusing gear.

1.Model Name: SF-2118/ 21 16/1018/1016/2020/2120/1020/1 120

2.General: There have been problems reported of damage occurring to the key portion of the

fusing gear of the SF-2020 series during LTR, A4R, B5R, etc. copy paper lateral feeding operations. The damage was caused by the temperature of the end of the heat roller rising above the temperature whereby the material that the fusing gear is made of becomes soft. As a measure to alleviate this problem the material of the gear has been changed.

3.Description: (Old) (New) Fusing gear NGERH0443FCZ1 → NGERH1214FCZZ

4.Action: SF-2020 series: From 1996 September production.

∗1 SF-2118 series: Japanese domestic production: From 1996 October production.

Chinese (SOCC) production: From 1996 mid-October production.

French (SMF) production: From 1996 November production.

2. Measure to alleviate problems due to wear of the paper delivery roller carried out as a measure to prevent paper delivery malfunctions.

1.Model Name: SF-2118/ 21 16/1018/1016/2020/1020

2.General: There were some problems of the projecting portion of the rubber roller section of the

paper delivery roller N2 in the base plate unit was ground away by friction, which sometimes caused paper delivery malfunctions to occur. As a measure to alleviate this problem, a change in the material of the roller has been carried out.

SHARP CORPORATION Reprography Division

1/5

Green

3.Description: Paper delivery roller N2 NROLR1056FCZ2

↓↓

Paper delivery roller N3 NROLR1056FCZ3

4.Action: SF-2116/ 2118/1016/1018: Running change. SF-2020/1020: From the start of 1996 October production.

3. Change in specifications.

1.Model Name: SF-2116/ 21 18/1016/1018/21 16N,ND/21 18N,ND

2.General: A change has been carried out in the specifications of the models listed above in

accordance with a return of patents held by other companies. In accordance with this change a version upgrade of the content of the program in the ROM unit in the main PWB unit has been carried out. (Please refer to the accompanying supplementary pages for information concerning the content of the change in specifications.) (SF-2116/2118/1016/1018: V 2.7 → V 2.9) (SF-2118N,ND: V 2.8 → V 2.9)

3.Description:

Old New Main PWB UN (100 V) Main A CPWBN1079FC51 CPWBN1079FC61 Main PWB UN (200 V) Main A CPWBN1079FC52 CPWBN1079FC62 Main PWB UN (100 V) Main B CPWBN1079FC53 CPWBN1079FC63 Main PWB UN (200 V) Main B CPWBN1079FC54 CPWBN1079FC64 Main PWB UN (SEEG) Main B CPWBN1079FC59 CPWBN1079GH68 ROM Unit (SF-2116/2118/1016/1018) VHI27C01066FC VHI27C01095FC

4.Action: ∗2 Japanese domestic production: From 1996 November production. Chinese (SOCC) production: From 1997 January production. French (SMF) production: From 1997 January production.

2/5

+ 3 hidden pages