SHARP SP2000 Technical Report

Date: Jun. 13, 1996
COPIER : SF-2116
No. : SP-2000
CHANGES IN PARTS CARRIED OUT IN ACCORDANCE WITH IMPROVEMENT MEASURES FOR EACH TYPE OF MACHINE.
1.Model name: SF-2116/ 2118/1016/1018
2.General: Changes in parts have been carried out in accordance with the improvement measures
described below, and are hereby reported.
3.Description: (1) A measure has been carried out to alleviate problems of standard voltage deviations in the analog circuits of the main PWB. The changes in resistance tolerance described below were carried out.
Locations of resistors: R56, R59: 7.5 kΩ ± 1% → 7.5kΩ ± 0.5%
R57, R58: 2.4 kΩ ± 1% → 2.4kΩ ± 0.5%
From 1995 mid-October production.
(2) A change has been carried out in the shape of the original cover to prevent the
original copies from lifting.
Lattice ribs (OEP 4 locations) have been added in the four corners of the OC mat on the face with double-sided tape.
The horizontal ribs are lower than the vertical ribs on the new items.
Horizontal ribs
Vertical ribs
3
3
3
3
From the start of 1995 December production.
SHARP CORPORATION Reprography Division
1/4
Green
C
(3) A change has been carried out in the PS lower sheet in accordance with this change,
the attachment position has also been changed. These changes were carried out in order to alleviate the danger of the PS lower sheets in the lower frame due to unevenness in the attachment position and the mylar bonding.
Front/Back direction:
The sheet should be attached 2 to 3 mm along the hole on the operations panel side (front).
Left/Right direction:
Doubie-sided tape
Suction duct plate
2~3
1
2
Match the miler's bend line to the metal board edge.
The sheet should be attached so that the bent section of the mylar and is aligned with the bent section of the suction duct plate.
Domestic production: From 1995 mid-December production.
French (SMF) production: From 1995 mid-December production. Chinese (SOCC) production: From the start of 1996 January production.
(4) Filter holding mylar sheets were attached in the upper frame to prevent the exhaust
gas ozone filter from falling over, but the mylar sheets were sometimes attached diagonally. To alleviate this problem a change has been carried out in the shape of the filter holding mylar sheets.
Change in shape
Japanese production: From the start of 1996 January production.
Chinese (SOCC) production: From the start of mass production. French (SMF) production: From the start of 1996 April production.
(5) The attachment screws of the TC pressure spring in the lower frame were too long,
and sometimes came in contact with the side of the paper cassette when the cassette was inserted or removed. To alleviate this problem the screws have been changed to shorter ones.
Changed screw
2/4
Japanese production: From the start of 1996 January production.
Chinese (SOCC) production: From the start of mass production. French (SMF) production: From the start of 1995 December production.
Optical PWB input connector 10p
(6) There was a danger of AE
flickering occurring due to induction noise resulting from the fact that the AE line of the optical main harness was too close to the high voltage harness. To alleviate this problem the AE lead section of the optical main harness has been secured by a binding band to insure that a proper distance from the high voltage harness is maintained.
Fixing band LBNDJ0013FCZ1
Bind so that this section does not sag toward the arrow.
Note: Caution should be exercised so that the optical
PWB input connector is not pulled out after the binding band has been tightened.
(Optical AE sensor connector)
Optical main harness
DHAI-2400FCZZ DHAI-2401FCZZ DHAI-2401FC11
Japanese production: From the start of 1995 July production.
French (SMF) production: From 1995 mid-August production. Chinese (SOCC) production: From the start of 1995 December production.
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Ref.
Model
No.
SF-2116 SF-2118
SF-1016 SF-1018
(1)
SF-2116 SF-2118
SF-1016 SF-1018
SF-2116 SF-2118
(2)
SF-1016 SF-1018
SF-2116 SF-2118
(3)
SF-1016 SF-1018
SF-2116 SF-2118
(4)
SF-1016 SF-1018
SF-2116 SF-2118
(5)
SF-1016 SF-1018
SF-2116 SF-2118
(6)
SF-1016 SF-1018
<Interchange>
1. Interchangeable. 4. Not interchangeable.
2. C urr e nt t y pe c a n be u s ed i n p la ce of new ty pe . New ty pe cann ot be us ed i n place of curr ent type .
3. C urre nt ty pe cann ot be used i n place of new ty pe. New t y pe c a n be u sed in p lac e of c u r ren t ty p e.
Parts marked with “ ” is important for maintaining the safety of the set. Be sure to replace these parts with
specified ones for maintaining the safety and performance of the set.
name
Version P/G No.
29 -92 VRS-TS2AD752F VRS-TS2AD752D
29 -73 VRS-TS2AD242F VRS-TS2AD242D
3 -21
All
19 -48 PSHEP3826FCZZ PSHEP4116FCZZ AF PS lower sheet
10 PSHEP4068FCZZ PSHEP4068FCZ1 AE
19
11 LBNDJ0013FCZ1 Band
!
Current parts New parts
Parts code Parts code
GCOVH0194FCZ1 GCOVH0194FCZ2 BB Original cover
XEBSD30P06000
(M3X6)
XEBSD30P05000
(M3X5)
Price
5. Interchangeable if replaced with same types of relate d parts in use .
6. Others.
Parts name
rank
Resistor [R56,59]
AA
Resistor [R57,58]
Filter holding mylar sheet
Screw
AA
Effec-
tive
time
Mid-
’95/10
1st lot ’95/12
Inter-
change-
ability
3
Note
Q’ty: 2
4/4
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