DUPLICATOR : SD-4085
Date
:
Jul. 11, 1997
1. MEASURE TO ALLEVIATE PROBLEMS OF CRACKING OF THE EXPOSURE PAPER GUIDE IN THE RDH.
2. MEASURE TO IMPROVE THE PAPER FEEDING PERFORMANCE OF THE LOWER CURL ORIGINAL
DOCUMENTS IN THE RDH.
3. MEASURE TO ALLEVIATE PROBLEMS OF IMAGE MISALIGNMENT DUE TO THE DRIVE IN THE RDH.
4. MEASURE TO ALLEVIATE PROBLEMS OF COPY PAPER BECOMING CAUGHT IN THE ORIGINAL
DOCUMENT TRAY IN THE RDH.
No. : DTE-303
1. Measure to alleviate problems of cracking of the exposure paper guide in the RDH.
1.Model Name: SD-4085
2.General: There were some problems of the fixing screws which secure the No. 1 exposure paper
guide and the No. 2 exposure paper guide the frame F and frame R in the exposure
frame unit in the RDH being too long, causing the paper guide to have a tendency to be
pulled, and resulting in damage to the paper guides. As a measure to alleviate this
problem, the measures described below have been carried out.
3.Description: The 8 fixing screws of the No. 1 exposure paper guide and the No. 2 exposure paper
guide have been changed to shorter screws.
No. 1 exposure paper guide (P/G [56]-25)
No. 2 exposure paper guide (P/G [55]-20)
4.Action: From the start of 1997 June production.
(As a temporary measure, washers have been added to units produced in April and May.)
2. Measure to improve the paper feeding performance of the lower curl original
documents in the RDH.
1.Model Name: SD-4085 (only for machines bound for the U.S.A. market)
2.General: The following changes described below have been carried out in the searing unit of the
RDH. These changes have been carried out as a measure to improve the paper feeding
performance of the lower curl original documents.
SHARP CORPORATION Reprography Division
1/4
Green
C
3.Description: • The nozzle spacer has been discontinued.
• The addition of a nozzle sheet and nozzle tape has been carried out.
• A change in the shape of the nozzle S has been carried out.
(Please refer to the figures described below for details concerning the method of
attachment and the attachment procedures.)
Searing Lower
Attachment standard
Nozzle tape
(PTPE-0240FCZZ)
Attachment
standard
<Market action>
For machines already out on
the market, nozzle S and the
nozzle spacer should be
detached before carrying out
operations.
The portion with the
greater width.
The attachment
surface should be
Nozzle N
(PDUC-0139FCZ1)
wiped clean with
alcohol.
The shaded portion should be
bent, and aligned with the sealing
lower side surface when
attaching.
Attachment standard
Attach with the left and right sides
averaged out in relationship to
the nozzle N.
Nozzle sheet:
(PSHEZ0699FCZZ)
4.Action: From the start of 1997 March production.
The fixing screws which
secure nozzle S have been
discontinued.
Nozzle N
(PDUC-0139FCZ1)
Attachment standard
Align and attach
Align and attach
Note:
Caution must be exercised to insure
that the copy paper suction section of
the nozzle N does not lift up, and that
there are no air bubbles. Before
folding the nozzle tape, the
attachment of the suction section
should be carefully checked.
2/4
3. Measure to alleviate problems of image misalignment due to the drive in the RDH.
1.Model Name: SD-4085
2.General: The following changes described below have been carried out as a measure to alleviate
problems of image misalignment due to the drive.
3.Description: <1>A change has been carried out in the pulley and the gears of the drive section as a
measure to improve the precision of the parts.
<2>A change has been carried out in the tension spring of the drive unit. The new spring
has a greater load (an increase of approx. 50%).
Discontinued E-ring
Pulley 24T2GTN
(NPLYZ0334FCZZ)
WP M3 x 4
(LX-BZ0826FCZZ)
RDH tension spring
(MSPRT2600FCZZ)
E-ring
The RDH tension spring should be
placed in position, after which the
belt 412-2GT(NBLTH0272FCZZ)
should be turned several times.
After the position has become
stabilized, the fixing screws should
be tightened.
Discontinued E-ring
36-48T
Gear pulley N
WP M3 x 4
(LX-BZ0827FCZZ)
The gear should be aligned in
the direction indicated by the
arrows and then attached.
Belt tension pulley 24 N AS
Exposure BLT tension plate
(CPLTM5174FC01)
4.Action: From the start of 1997 April production.
3/4
4. Measure to alleviate problems of copy paper becoming caught in the original
document tray in the RDH.
1.Model Name: SD-4085
2.General: There have been problems of the original document copy paper becoming caught on the
belt when an original document is put into the original document tray unit of the RDH. As
a measure to alleviate this problem, the belt has been changed to a belt which will allow
operations to run more smoothly.
3.Action: From the start of 1997 June production.
Ref.
Model
No.
1
2
SD-4085
3
4 48 -6 NBLTH0271FCZ1 NBLTH0271FCZ2 BA Belt ’97/6
<Interchange>
1. Interchangeable. 4. Not interchangeable.
2. Current type can be used in place of new type.
3. Current type cannot be used in place of new 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.
Version P/G No.
name
55
All
56
46 -5 PDUC-0139FCZZ PDUC-0139FCZ1 AG Nozzle N
U.S.A.
Only
46
55 -35
55 ---- LX-BZ0826FCZZ AH Screw (M3×4) 6
55 -46
All
55 ---- LX-BZ0827FCZZ AG Screw (M3×10) 6
55 -51 CPLYZ0318FC01 CPLYZ0332FC01 AQ Tension Pulley (24T)
55 -49
New type cannot be used in place of current type.
New type can be used in place of current type.
Current parts New parts
Parts code Parts code
LX-BZ0656FCZZ LX-BZ0825FCZZ AC Washer
PSPAZ0699FCZZ
(Q’ty 2)
----
NPLYZ0319FCZZ NPLYZ0334FCZZ AS Pulley (24-2GT)
NPLYZ0320FCZZ NPLYZ0333FCZZ AY Gear Pulley (36-48T) 3
MSPRT1199FCZZ MSPRT2600FCZZ AE RDH tension spring
Discontinued ---- Nozzle spacer
PSHEZ4507FCZZ AD Nozzle sheet
PTPE-0240FCZZ AC Nozzle tape
Price
rank
5. Interchangeable if replaced with same types of
related parts in use.
6. Others.
Parts name
Effec-
tive
time
1st lot
’97/4
1st lot
’97/3
1st lot
’97/4
Inter-
change-
ability
6 Q’ty 4
3 Q’ty 2
6
3
3
Note
Q’ty 2
4/4
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