Read Sharp AR-M351U / AR-M451U (serv.man16) Service Manual online
AR-M351U/M451U, AR-M355U/M455U ADJUSTMENTS 8 - 8
<Specification>
<5> SPF scan magnification ratio
Items which must have been completed before this adjust-
ment.
ment.
• Adjustment on the engine side (If there is no problem in self
print, no need to adjust.)
• OC scan distortion adjustment
• SPF scan distortion adjustment
• OC scan magnification ratio
• SPF height adjustment
Items which must be executed after completion of this adjust-
ment.
ment.
• SPF scan lead edge adjustment
• Original off-center adjustment
1) Set a chart of print pattern 70 on SPF/DSPF.
2) Make a copy. (In the case of DSPF back copy, make a single
copy in the duplex mode.)
3) Check that the output paper satisfies the specifications.
4) If the value is not within the specified range, execute SIM48-1
(item 5, 6).
5) Make a copy again, and check that the output paper satisfies
the specifications.
<Specifications>
∗
The SPF main scan direction magnification ratio is common with
OC.
OC.
Specification
Adjustment
position
Adjustment
value
Main scan direction
magnification ratio
CCD (MAIN)
magnification ratio
CCD (MAIN)
±0.5%
SIM48-1
(3, 4)
(3, 4)
Set value 1:
0.1% change
0.1% change
Sub scan direction
magnification ratio
CCD (SUB)
magnification ratio
CCD (SUB)
2
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT. SELECT 0-7, AND PRESS START.
0.TRAY SELECT
1
1.PRINT START
2.MAGNIFICATION
100
3.CCD(MAIN)
50
4.CCD(SUB)
50
5.SPF(MAIN)
50
6.SPF(SUB)
50
7.CIS(MAIN)
50
Select 2, and
press [START] key.
press [START] key.
Press [START] key, or
press [CUSTOM SETTINGS] key.
press [CUSTOM SETTINGS] key.
Specifications
Adjustment
position
Adjustment
value
SPF sub scan direction
magnification ratio
SPF (SUB)
magnification ratio
SPF (SUB)
±0.5%
SIM 48-1
(5, 6)
(5, 6)
Set value 1:
0.1% change
0.1% change
DSPF main scan
(back) direction
magnification ratio
CIS (MAIN)
(back) direction
magnification ratio
CIS (MAIN)
50
1
2
Select other than 0 - 2,
and press [START] key.
and press [START] key.
Press [CUSTOM SETTINGS] key.
Press [START] key.
Press [CUSTOM SETTINGS] key,
or terminate copying.
or terminate copying.
Press [START] key, or
press [CUSTOM SETTINGS] key.
press [CUSTOM SETTINGS] key.
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT. SELECT 0-7, AND PRESS START.
0.TRAY SELECT
1
1.PRINT START
2.MAGNIFICATION
100
3.CCD(MAIN)
50
4.CCD(SUB)
50
5.SPF(MAIN)
50
6.SPF(SUB)
50
7.CIS(MAIN)
50
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT. INPUT VALUE 0-99, AND PRESS
START.
4.CCD(SUB)
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT. NOW COPYING.
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT. SELECT 1-15, AND PRESS START.
(FEED TRAY)
1.TRAY1 2.TRAY2 3.TRAY3 4.TRAY4
5.BPT 6.LCC
(ABOVE+10: DUPLEX MODE)
Select 1, and
press [START] key.
press [START] key.
Select 0, and press [START] key.
100
SIMULATION 48-1
MAGNIFICATION ADJUSTMENT.
(MAGNIFICATION)
INPUT 25-400(%)
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