COPIER : SF-2050
Date
:
Oct. 6, 1997
1. CHANGE IN THE PLASTIC SHEET OF THE MACHINE CARRIED OUT AS A MEASURE TO IMPROVE
PRODUCTIVITY.
2. VARIOUS CHANGES IN THE OPTICAL UNIT CARRIED OUT AS A MEASURE TO IMPROVE
PRODUCTIVITY.
3. MEASURE TO ELIMINATE INTERCHANGEABILITY IN THE FUSING UNIT CARRIED OUT AS A MEASURE
TO PREVENT INSERTION ERRORS.
4. ACTION TO ESTABLISH COMMON USAGE OF THE ATTACHMENT PLATE OF THE MAIN PWB CARRIED
OUT AS A MEASURE TO IMPROVE PRODUCTIVITY.
No. : SP-2184
1. Change in the plastic sheet of the machine carried out as a measure to improve
productivity.
1.Model Name: SF-2050
2.General: A change in the shape of the plastic sheet of the machine has been carried out.
The change has been carried out as a measure to improve productivity.
Old (Cornered bottom shape) New (Envelope shaped)
Seal
3.Action: From the 1st lot of 1997 August production.
Seal
SHARP CORPORATION Reprography Division
1/5
Green
C
2. Various changes in the optical unit carried out as a measure to improve productivity.
1.Model Name: SF-2050
2.General: Various changes have been carried out in the materials and in the method of finishing of
some of the parts in the optical unit. These changes have been carried out as a measure
to improve productivity.
3.Description: (1) A change has been carried out in the material used in the dark box lower unit (P/G
[6]-34). Black → silver (no change has been carried out in the part code).
(2) A change has been carried out in the material used in the dark box cover upper.
(3) A change has been carried out in the material used in the MB-B rail.
Black → silver
(4) A change has been carried out in the material used in the shield seal.
Black → white
(5) The upper sheet of the dark box has been discontinued.
(6) A change has been carried out in the material used in the fan shield F.
Black → silver
(7) A change has been carried out in the material used in the fan shield R.
Black → silver
(8) In accordance with the changes that have been carried out in the materials
(black → silver), a change has also been carried out in the color of the screws
(please refer to the figure shown below for details concerning the location of the
changes).
Changed screw
Please refer to the parts list about changes of part codes etc.
Changed screw
4.Action: From the 1st lot of 1997 August production.
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3. Measure to eliminate interchangeability in the fusing unit carried out as a measure
to prevent insertion errors.
1.Model name: SF-2050
2.General: The changes described below have been carried out in the fusing unit of the models
listed above. These changes have been carried out as a measure to eliminate
interchangeability with the next generation new models.
3.Description: A change has been carried out in the fusing positioning boss so that it is secured by
screws. Interchangeability of the parts has been eliminated by carrying out a change in
the attachment position. The addition of a positioning boss cover has also been carried
out on the rear frame side.
Added M4 × 8
Added fusing
positioning boss H
LBOSZ1867FCZZ
XBPSD40P08K00
Attachment should be carried out after aligning
the boss with the upper side square cut.
Added M4 Washer
XWHSD40-08100
Attachment position of the
next generation new models.
Attachment position of
model SF-2050.
Engraved marking to
distinguish between parts.
The change has been carried out to maintain interchangeability between the fusing
frame F upper and the new models.
3/5
Direction of the attachment plate of
the next generation new models.
Direction of the attachment
plate of model SF-2050.
Added positioning
boss cover
PCOVP1426FCZZ
Added M4 × 8
XHBSD40P08000
Rear frame
The old fusing unit can also be used in machines which have had the action described
above carried out.
4.Action: From the 1st lot of 1997 August production.
4. Action to establish common usage of the attachment plate of the main PWB carried
out as a measure to improve productivity.
1.Model Name: SF-2050
2.General: Common usage of the attachment plate of the main PWB used in the next generation
new machines has been established with the models listed above. Common usage has
been established as a measure to improve productivity.
3.Action: Running change from 1997 mid-August production.
4/5
Ref.
No.
Model
name
Version P/G No.
Current parts New parts
Parts code Parts code
Price
rank
Parts name
Effec-
tive
time
Inter-
change-
ability
Note
1
2
(2)
2
(3)
2
(4)
2
(5)
2
(6)
2
SF-2050 All
(7)
2
(8)
3
4 13 -34 LPLTM4813FCZZ LPLTM4813FCZ1 AQ Main PWB fixing plate
<Interchange>
1. Interchangeable. 4. Not interchangeable.
2. Current type can be used in place of new type.
New type cannot be used in place of current type.
3. Current type cannot be used in place of new type.
New type can be used in place of current type.
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.
48 -15 SPAKA1687FCZZ SSAKH9940QCZZ AL Plastic sheet
7 -20
6 -30
6 -31
7 -21
6 -5
6 -10
6 -6
6 -35
16 -69
16 ----
16 -25 LFRM-0859FCZZ LFRM-0859FCZ1 AL Fusing frame R upper 1
13 ----
PCOVP1131FCZ1 PCOVP1131FCZ2 AW Dark box cover upper
LRALM0101FCZ1 LRALM0101FCZ2 AL MB-B rail
PSEL-0557FCZZ PSHEP3938FCZZ AC Shield seal
PSHEZ3696FCZZ Discontinued ---- Dark box cover upper sheet 6
PSLD-0173FCZZ PSLD-0173FCZ1 AG Fan shield F
PSLD-0174FCZZ PSLD-0174FCZ1 AG Fan shield R
XBTSF40P04000
XBTSF40P06000
CFRM-0860FC02 CFRM-0860FC03 AS Fusing frame R upper
XBTSE40P06000 AA Screw (M4 × 6)
LBOSZ1867FCZZ AL Fusing positioning boss H
XBPSD40P08K00
XWHSD40-08100 Washer (M4)
PCOVP1426FCZZ AD Positioning boss cover
XHBSD40P08000 AA Screw (M4 × 8)
5. Interchangeable if replaced with same types of
related parts in use.
6. Others.
AA
Screw (M4 × 8)
1st lot
’97/8
Mid-
’97/8
1
1
6
6
1
5/5
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