AR-LC9. ARLC9-Service Manual - Sharp Copying Equipment Service Manual (repair manual). Page 18

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AR-LC9  ADJUSTMENTS  7 - 1
[7] ADJUSTMENTS
Each adjustment item in the adjustment item list is indicated with its JOB number.
Perform the adjustment procedures in the sequence of Job numbers from the smallest to the greatest.
However, there is no need to perform all the adjustment items. Perform only the necessary adjustments according to the need.
Unnecessary adjustments can be omitted. Even in this case, however, the sequence from the smallest to the greatest JOB number must be
observed.
If the above precaution should be neglected, the adjustment would not complete normally or a trouble may occur.
1) Enter the SIM 50-10 mode.
2) Select the “F: LCC” with the scroll key.
3) Enter the adjustment value with the 10-key.
• When the adjustment value is decreased by 1, the main scan-
ning print position shifts 0.1mm toward the front side.
• When the adjustment value is increased by 1, the main scanning
print position shifts 0.1mm toward the rear side.
4) Press the [EXECUTE] key.
The adjustment pattern is printed.
5) Check the adjustment pattern image position.
Measure the dimensions from the paper center to the front and
the rear edge of the adjustment pattern to check that they are
the same.
If A – B = ± 2.0mm, there is no need to adjust.
If the above condition is not satisfied, perform the following
procedure.
6) Change the adjustment value.
(Enter the adjustment value and press the [OK] key.)
When the adjustment value is increased, the image is shifted
backward.
When the adjustment value is decreased, the image is shifted
forward.
A change in the set value by 1 corresponds to a change in the
shift by about 0.1mm.
Repeat procedures 4) – 6) until the condition of procedure 5) is
satisfied.
Job No.
Adjustment item list
Simulation to 
be used
ADJ 1
Print off-center adjustment
50-10
ADJ 2
Resist amount adjustment
ADJ 2A
Adjustment in the resist amount adjustment mode
51-2
ADJ 1
Print off-center adjustment
Display
Content
Set range
Default
F
LCC
Print off-center adjustment 
value (LCC)
30 – 70
50
A
B
A–B =±2.0mm  
Half tone
Half tone
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