Canon TX-20 Full Auto Tonometer - Manual (Page 84)

84
7Troubleshooting
Warning
Code Cause Remedy
245 Intraocular pressure measurements are dispersed.
1) Record the message code, contents (including error
codes) and then execute [OK].
2) Do the measurement again and check if there is a reason
for the dispersion of the measured values.
The following may be some reasons why the measured
values are dispersed.
• Eyelashes or eyebrow are blocking the pupil.
• The patient's eye moved.
• Interference from external light.
248
Operation stopped because a button or the operation lever
was operated while the measurement unit was moving left
or right. 1) Record the message code, contents (including error
codes) and then execute [OK].
2) Do the operation again.
249
Operation stopped because limit of motion was detected
while the measurement unit was moving left or right.
1) Record the message code, contents (including error
codes) and then execute [OK].
2) Move the measurement unit so the patient’s eye appears in
the monitor.
250
Operation stopped because a button or the operation lever
was operated while the measurement unit was moving to
the initial position. 1) Record the message code, contents (including error
codes) and then execute [OK].
2) Do the operation again.
251 Patient ID has not been input.
1) Select [YES] to input the patient ID and then input the
patient ID.
2) Select [NO] if you are not going to input the patient ID.
If the patient ID does not normally need to be input, on the
patient ID menu set the [Always Input] setting to [OFF].
252
Confirmation about whether to delete all measurement
data. 1) Select [OK] to delete all the measurement data.
2) Select [CANCEL] to not delete all the measurement data.
253
Appears if you try to change the IP address while [DHCP]
in the LAN menu was [ON]. 1) Set the [DHCP] setting to [OFF] when setting the IP
address (see page 65).
254
Appears if you try to change one of the following settings
while [Display] in the patient No. menu is [OFF].
• [No.] on the patient No. menu
• [Count up on Error] on the patient No. menu
• [Reset No.] on the patient No. menu
1) You can change the setting by setting [Display] to [ON] (see
page 67).
255
Appears if you try to change one of the following settings
while [Update] in the patient ID input interface menu is
[ADD].
• Position of byte at which to start reading
• Number of bytes in the data to read
1) You can change the setting by setting [Update] to
[OVERWRITE] (see page 64).
257
Appears if you try to input more than 64 characters while
[Update] in the patient ID input interface menu is [ADD].
1) Do one of the following remedies.
• Use the BackSpace key on the USB device to reduce
the number of characters that have been input.
• Press the CLS key to delete all the characters that have
been input.
• Press the OK key to end the connection test.
258
Confirm whether to save settings when changing the LAN
settings. 1) Select [YES] to save the settings.
2) Select [NO] to not save the settings.
259 Confirmation about whether to clear all input data.
1) Select [OK] to clear.
If you do not want to clear the study results, select
[CANCEL].
L-IE-5191C_TX-20.indb 84 2013/07/18 13:10:41