Roland VersaUV LEJ-640 Service Notes page 255

Select [TEST PRINT] under [CALIB.DEFAULT] menu
3
and press the [ENTER] key.
The test print requires 510mm or more of the
media Setup width.
The test pattern is printed.
4
Measure the length of the feed direction and use the
value to calculate the calibration amount with the for-
mula shown in 5 .
The test pattern is always printed with off-
set 0.00%. Even if a correction is made in
the [SETTING] menu, the test pattern is not
changed.
Calculate the amount to be calibrated with the formula
5
shown in the fi gure.
CA = Calibration Amount
CL = Commanded Length (=400mm)
ML = Measured Length
Select [SETTING] under the [CALIB.DEFAULT] menu
6
and enter the calibration value with the Up and Down
keys.
Press the [ENTER] key to save the setting.
Parameters can be entered with an incre-
ment of 0.01%.
(MAX. +2.00% to MIN. -2.00%)
SERVICE MENU
PRINT MENU
PRINT MENU
CALIB.DEFAULT
CALIB.DEFAULT
TEST PRINT
FORMULA
CA = CL - ML
SERVICE MENU
PRINT MENU
PRINT MENU
CALIB.DEFAULT
CALIB.DEFAULT
SETTING
SETTING
4-47
[ ] [ ]
[ ]
[ ]
[ ]
500mm
Scan
x 100
ML
[ ] [ ]
[ ]
[ ]
[ ]
+0.00% +0.15%
[ ]