Huvitz CRK-1, Руководство по обслуживанию, Страница: 59 / 88

58 Auto Ref/Keratometer CRK-1 ------------------------------------------------------------------------------------------------
e screen.
2) The machine optical head moved to about the middle position, record scale valu
e.
（
e.g.The screen is displayed at 8cm.
），
click ”CENT” and “SETUP”. The focu
s is adjusted on the screen and prees joystick button.
3) Move the machine optical head 4 cm to the left.The focus is adjusted on the sc
reen and prees joystick button.
4) Move the machine optical head 1 cm to the right.The focus is adjusted on the s
creen and prees joystick button.
（
A total of nine measurements
）
5) After calibration is completed, click
“
SAVE
”
.
D. After PD Setup, engineer mode by pressing the SAVE SYS DATA is stored.