7-2 Error message ‘RETRY’ appears
Main causes when error message ‘RETRY’ appears:
・ When the image is not caught accurately because of examinee’s condition (blinking or not
looking at target etc.)
・ Alignment is not achieved correctly
・ Failure of control board
・ Failure of optical unit
Can a model eye be measured?
Check the condition of subject’s eye.
Evaluate the Freeze Image.
【Refer to 11】
Realign correctly and take
measurements again.
【Refer to ‘6.2 Alignment’ of
operation manual】
Measurement cannot be taken in
case of disorder such as cataracts etc.
If the pupil is smaller than reticle mark,
measurements might not be taken.
Darken the surround and try to take
measurements again.
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