SHARP SP1569 Technical Report

Date: Apr. 20, 1993

COPIER : SF-2022

1. CHANGING THE LIFTUP MOTOR TO ENHANCE WORK EFFICIENCY

2. CHANGING THE LOWER DR FRAME TO PERMIT SHARED USE WITH SF-2035

3. PREVENTING LOOSE DRIVE BELT TENSION WITH A NEW CROWN WASHER IN USE

4. PRODUCTIVITY ENHANCEMENT BY THE DISCONTINUED USE OF ACTUATOR UPPER
LIMIT MYLAR SHEET

1. Changing the liftup motor to enhance work efficiency

1.Model name: SF-2022/2027/2035/D19/D20/CM11

No. : SP-1569

2.General: Change is made to the liftup motor owing to the reason described next.

3.Reason: Change is made to the structure of t he connecti on location and the board

structure to evade a job difficult y met when the wiring harness is inserted to
the connector of the li ftup motor PWB in t he production li ne.

4.Description: Change is made to the location of the liftup motor PWB with the inserting
direction change as shown with an arr ow head.

Changed to

With this change, a new parts code is i ssued for t he liftup m otor PW B and the
liftup unit.

SHARP CORPORATION Reprography Division

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Green

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5.Action: (Factory action) Running change since February 1993.

2. Changing the lower DR frame to permit shared use with SF-2035

1.Model name: SF-2022/2027

2.General: Change is made to the lower DR frame owning to the reason described next.

3.Reason: To allow shared use with SF-2035.

4.Description: With this change, a new parts code iss ued for the lower DR fram e.

Lower DR frame: changed
(LFRM-0732FCZZ)

↓

(LFRM-0732FCZ1)

< LFRM-0732FCZ1 >

The existing lower DR frame
does not have the boss here.

5.Action: (Factory action) Running change since mid-January 1993.
∗The ol d type lower DR frame has no compat ibility wi th SF-2035.

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