Nidek Medical AR-310A, Service Manual

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XAR17ARDA001G/E
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5 . Perform THETA2 CALIB as follows:
1 ) Turn the turret plate to select the -5.36 D CYL lens (33510-G044).
2 ) Press the page down button to
select OFFSET.
* The indication of “OS” turns red.
3 ) Perform adjustment with the left-
or right+ button so that the
whole clock dial chart can be seen in
uniform clarity.
4 ) Press the page down button to
select THETA2.
* The indication of “T2” turns red.
5 ) Perform adjustment with the left- or right+ button so that the whole clock dial
chart can be seen in uniform clarity.
6 ) Perform Steps 2) to 5) again.
7 ) Press the SAVE button to save the position.
* Pressing the SAVE button displays the next button.
8 ) Press the NEXT button to display the THETA1 CHECK screen.
6 . Perform THETA1 CHECK as follows:
1 ) Turn the turret plate to select the position without any lens.
2 ) Press the left- button or right+
button several times.
3 ) Perform adjustment with the left-
or right+ button so that the
whole clock dial chart can be seen in
uniform clarity.
4 ) Press the start button, and confirm
that the displayed numeric value is
within ±0.25 D.
5 ) If the numeric value is not within
±0.25 D, press the exit button
and repeat adjustment starting from Step 4 (THETA1 CALIB).
6 ) Press the down button to display the THETA2 CHECK screen.
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