Error messages
To clear error messages, press the measurement button, after which the measurement can be repeated.
The following messages may appear:
bAtt ........................... The batteries are low. Replace the batteries
•
E 01 ........................... The probe did not move at all.
•
If this error message is repeated, turn the tonometer so that the collar faces down for a short time.
If the error message is repeated, remove the probe base and replace it with new ones
(see page 9).
E 02 .............................The probe did not touch the eye.
•
The measurement was taken from too far away.
E 03 ..............................The probe speed was too low.
•
The measurement was taken from too far away or the tonometer was tilted too far upwards.
E 04 ..............................The probe speed was too high.
•
The tonometer was probably tilted downwards. Make sure that the central groove is in the
horizontal position.
E 05 ...............................The contact with the eye was too “soft.”
•
The probe probably made contact with the eyelid.
E 06 ................................The contact with the eye was too “hard.”
•
The probe made contact with the opening eyelid or calcification in the cornea.
E 07 ................................”Bad hit.”
•
The probe measurement signal detected by the tonometer was unusual. The probe may have
made contact with a peripheral part of the cornea or the probe was twisted or otherwise inserted
incorrectly. If this error message repeats, remove and replace the probe.
E 09 ................................”Bad data.”
•
An erroneous measurement for a reason other than those described in E01−E07.
Service procedures
Replace the batteries when the <bAtt> message appears.
•
Change the probe base if the probe does not move smoothly.
•
No other service procedures can be carried out by the user. All other servicing and
•
repairs must be carried out by the manufacturer or certified service facilities.
The device can be cleaned with a damp cloth containing disinfectant.
•
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