Users Manual

11. Troubleshooting
58
Situation Cause Solution
SpO
2
value is
unstable.
The probe size is
improper.
Use a probe, which fits
properly.
The probe is peeling off or
is affected by the outside
light due to the poor
condition
Attach the probe properly
following the instruction.
Transmitting and
measuring LEDs sensor
are dirty.
Clean both LED sensors from
dirt.
Details of the “Electrode” Message
The following “Electrode?” messages are displayed depending on the selected
lead cable and lead.
Check Position
3-electrode
Lead I display
3-electrode
Lead II display
3-electrode
Lead III display
LL
RA
LA
Several
Position
Simultaneously
Check Position 4-electrode 5-electrode (Chest)
LL
RA
LA
RL
V
Several
Position
Simultaneously