Tomey UD-600, Operator'S Manual, Page: 239 / 262

6-25
6. Troubleshooting
z z z z z
Monitoring sound (beep) for axial length keeps working. Measure-
ment is taken, even when the probe is not in use.
Cause 1
A drop of water or gel sticks on the probe tip.
Remedy
Remove the water or gel from the probe by
wiping it away with soft texture.
z z
z z
z
No sound comes out from the unit.
Cause 1
The sound is turned OFF.
Remedy
Turn the sound ON. See "3.11.3 c) Setting of
sound volume (Sound)" for the procedure.
z z
z z z There are some noises in waveform.
Cause 1
The probe is not properly connected.
Remedy
Connect the biometry probe securely
enough to be locked. See "3.2.1 b) Connect-
ing of the biometry probe".
Cause 2
The grounding of electrical power is not in use or it
is not wired.
Remedy
Check if the grounding for power plug is con-
nected.
Cause 3
Ambient noises
Remedy
When there is any noise source (such as mo-
tor and laser for surgery equipment), which
is located close to the instrument, move them
away from the instrument.
z z
z z
z
"Probe Error" comes up on screen, when turning the power on or
when switching the operation mode to the axial length measurement.
Cause 1
The probe is not properly connected.
Remedy
Connect the probe securely enough to be
locked in position. See "3.2.1 b) Connecting
of the biometry probe".
z z z z z
"Confirm that the biometry probe (white label) is connected." is on
screen.
Cause 1
Correct probe is not connected.
Remedy
Check if the right probe is connected.