Canon TX-F Operation Manual page 20

3.4 Display on Measurement Screen
When measurement error has occurred
FUL LAUTO( 3)
3 0
R ERROR
L
mmHg
STD
[ , , ]
[ , , ]
ERROR display
"ERROR" is displayed when measurement
was a failure. Take the required measures
and try again.
Eyelid warning line
If the eyelid or eyelashes are below the eyelid
warning line on the image, instruct the examinee
to keep the eye open wide, or help them open
their eye wide.
Warning image
Eye front image when measurement error has
occurred will be displayed if "
set to "
ON
Warning image will not be displayed when error
is caused by blinking or when result is over the
measurement range, etc.
– 10 –
WARNING IMG
" on page 1/3 of SET mode.
" is