SHARP SP1546 Technical Report

Date: Mar. 31, 1993

COPIER : SF-2022

No. : SP-1546

[Parts changes]

1. CHANGE IN THE OPERATION PWB, TO AVOID TWISTING

2. CHANGE IN THE TAKEUP DRIVE SHAFT BUSHING, FOR PRODUCTIVITY
ENHANCEMENT

3. PREVENTING CONTACT WITH THE COPY LAMP UNIT

4. MS2 ACTUATOR STRUCTURAL CHANGE

1. Change in the operation PWB, to avoid twisting

1.General: To prevent twisting of the operation PWB, a screw is newly used.

2.Description: A screw hole is bor ed in t he operation P WB to use a screw to prevent t he

operation PWB from twis ting.

Operation PWB

Change is also met for the parts code of t he operation P WB. In addit ion to it,
correction is also needed for three s crews ( 2 -18) that used to f asten the
operation PWB as they wer e given with wrong part s code.

2. Change in the takeup drive shaft bushing, for productivity enhancement

1.General: Owing to the following reason, change is met for the bushing of the takeup
drive shaft.

2.Reason: For productivity enhancement at the work line.

SHARP CORPORATION Reprography Division

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Green

C

3.Description: The bushing a deeper stop collar is now used.

Current New

Stop collar

NBRGC0254FCZZ

NBRGC0133FCZZ

Stop collar

Stop collar The old type bushing is also used in another location (P/G 18 -15).

4.Action: (Factory action)

Since November 1992.

3. Preventing contact with the copy lamp unit

1.General: During a full scan operation, the screw in the exposure control plates may hit
the optical baseplate. To avoid thi s, change is made to t he screws.

2.Description: The screw which is 2mm top high is changed with the one 1.5mm high, to
prevent the contact. In addition to i t, correct ion is r equired for the parts code of
the screw.

New screws

XHBSD30P08000 XHPSD30P06XS0 LX-BZ0688FCZZ

Parts code
correction

New screw
and quantity

(For exposure
control plate)

NOTE: The XHBSD30P08000 is used within the copy lamp unit.

3.Action: (Factory action)

Since November 1992.

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