AR-M351U/M451U, AR-M355U/M455U ADJUSTMENTS 8 - 7
<Specification>
<3> SPF scan distortion adjustment
Items which must have been completed before this adjust-
ment.
• Adjustment on the engine side (If there is no problem in self
print, no need to adjust.)
• OC scan distortion adjustment
• SPF height adjustment
Items which must be executed after completion of this adjust-
ment.
• SPF off-center
• SPF lead edge adjustment
• Front/rear and left/right void amount setting
1) Make a test chart as shown below. (Print a self-print pattern
71.)
2) Make a copy with DSPF.
3) Check that it is in the specified range.
4) Execute SIM51-2 to check the SPF set value.
Change the set value of the SPF resist amount to the following
value.
5) Though the SPF resist amount is the above value, if there is
any distortion in SPF scan, adjust the SPF installing position in
the following procedures.
6) Loosen the nut which is fixing the adjustment set screw of the
hinge R, and adjust the adjustment set screw.
7) Make a copy again, and check again that the value is in the
specified range.
8) Tighten the nut to fix the adjustment screw.
<Specification>
∗
After the SPF distortion adjustment, perform SIM53-8 SPF
scanning position automatic adjustment.
<4> OC scan magnification ratio adjustment
Items which must have been completed before this adjust-
ment.
• Adjustment on the engine side (If there is no problem in self
print, no need to adjust.)
• OC scan distortion adjustment
Items which must be executed after completion of this adjust-
ment.
• OC scan lead edge adjustment
• Original off-center adjustment
1) Place a print of self-print pattern (A3 or WLT) 70 or a scale on
the table glass.
2) Close the original cover, and make a copy.
3) Check that the value is within the specification.
4) If the value is not within the specified range, execute SIM48-1
(item 3, 4).
5) Make a copy again and check again that the value is within the
specification.
Specification
Adjustment
position
Distance between
dove (Reference
plate) and table
glass
3-point contact
(Left front/Left rear/Right
front when viewed from
the front)
Hinge
adjustment set
screw
a
b
a
b
a
b
7
SPF (HIGH)
60
8
SPF (LOW)
75
Specification
Adjustment position
Skew feed
Within ±3mm
Hinge R adjustment screw
1
SIMULATION 51-2
RESIST TIMING ADJUSTMENT. SELECT 0-8, AND PRESS START.
0.TRAY SELECT
1
1.PRINT START
2.TRAY1
60
3.TRAY2
50
4.DESK
50
5.BPT
55
6.ADU
50
7.SPF(HIGH)
60
8.SPF(LOW)
75
a
b
a
b
Summary of Contents for AR-M351N
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