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value to 0. Make a copy (100%) again.
5) Set the laser radiation timing (image loss amount). Measure R in
the figure below.
Laser radiation timing = R (mm)
×
10
6) Set the lead edge void.
Measure H in the figure below.
Lead edge void = H(mm)
×
10
7) Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Mode
Specification
SIM
Set value
Set range
Laser radiation
timing
timing
1 ~ 4mm
SIM
45-1
1 step:
0.1mm shift
0.1mm shift
1 ~ 99
Lead edge void
adjustment
adjustment
b. Rear edge void adjustment
1) Set a scale as shown in the figure below.
1) Set a scale as shown in the figure below.
2) Set the document size to A4, and make two copies at 100%.
3) Check the second copy. If necessary, perform the following ad-
justment procedure.
*
The first copy does not show the void. Be sure to check the
second copy.
second copy.
4) Execute SIM 50-1 and set the density mode to AE + TEXT +
PHOTO (Rear edge void).
The currently set adjustment value is displayed.
5) Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Mode
Specification
SIM
Set value
Set range
Rear edge void
4mm or less
SIM
50-1
1 step:
0.1mm shift
0.1mm shift
1-99
c. Paper off center adjustment
1) Execute SIM 50-1 and set the density mode of Manual (TEXT)
1) Execute SIM 50-1 and set the density mode of Manual (TEXT)
(Left edge void) to 0.
2) Set a test chart (UKOG-0089SCZZ) on the document table.
3) Select a paper feed port and make a copy.
Compare the copy and the test chart. If necessary, perform the
following adjustment procedure.
following adjustment procedure.
4) Execute SIM 50-10.
After completion of warmup, shading is performed and the cur-
rently set off center adjustment value of each paper feed port is
displayed.
rently set off center adjustment value of each paper feed port is
displayed.
5) Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Mode
Specification
SIM
Set value
Set range
Paper
off center
off center
Single:
Center
Center
±
2.0mm
SIM
50-10
Add 1: 0.1mm
shift to R side.
Reduce 1:
0.1mm shift to
L side.
shift to R side.
Reduce 1:
0.1mm shift to
L side.
1 ~ 99
Duplex:
Center
Center
±
2.5mm
d. Left edge void area adjustment
Note: Before performing this adjustment, be sure to check that the
Note: Before performing this adjustment, be sure to check that the
paepr off center adjustment (SIM 50-10) is completed.
1) Set a test chart (UKOG-0089SCZZ) on the document table.
2) Select a paper feed port and make two copies.
Compare the second copy and the test chart. If necessary, per-
form the following adjustment procedure.
form the following adjustment procedure.
*
The first copy does not show the void. Be sure to check the
second copy.
second copy.
3) Execute SIM 50-1 and set the density mode to Manual (TEXT)
(Left edge void).
The currently set adjustment value is displayed.
(When the off center adjustment previously described is per-
formed, "0" is displayed.)
(When the off center adjustment previously described is per-
formed, "0" is displayed.)
4) Enter the set value and press the start key.
The correction value is stored and a copy is made.
<Adjustment specification>
Mode
Specification
SIM
Set value
Set range
Left edge void
1 ~ 4mm
SIM
50-1
1 step:
0.1mm shift
0.1mm shift
1 ~ 99
*
When the left edge void is set with the paper off center adjusted,
the both edge void is automatically adjusted.
the both edge void is automatically adjusted.
5mm
10mm
(Example)
Lead edge void H
Image loss R
A4(8.5" x 11")
Paper rear edge
Scale image
Paper rear edge
Void amount (Standard value: 0
4mm)
AR-161
AR-160/161 FM/E [7] ADJUSTMENT 11/27/1998
7 – 3
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