Ortivus AB 410000409 User Manual
73
Appendix 10
10.4.4 ECG
Problem
Cause
Action
No ECG waveform is
displayed in monitor
view.
The 300c is not
turned on or the 300m
can not establish
contact with the 300c
Check that the 300c is turned on and that contact is
established.
ECG cable not
connected.
Check that the ECG label is visible in monitor view,
see “Monitor and workspace view” on page 12,
otherwise ECG cable is not connected properly.
Disturbances and
alarms on ECG in
monitor view.
Poor ECG signal
quality.
Check ECG signal quality in Electrode test view, see
“Electrode test” on page 26. Check electrode contact,
check if old electrodes, check that ECG cable is not
damaged.
ECG alarms “ECG
Learning” or
“Selecting reference
complex” wont go
away.
Poor ECG signal
quality.
Check ECG signal quality in Electrode test view.
Check electrode contact; check if the electrodes are
old, check that ECG cable is not damaged.
Pacemaker spikes
are not shown in ECG
waveforms.
Pacemaker option is
not chosen.
Choose pacemaker option in ECG settings, see “ECG
settings” on page 31.
No ECG complexes
in ECG view.
Wrong ECG cable
used.
For 3 lead cable no complexes can be calculated.
Change ECG cable.
MIDA analysis not
working.
Press Relearn MIDA in MIDA settings, see “MIDA
settings” on page 32.
MIDA relearn failed.
Poor electrode
contact.
Check ECG signal quality in Electrode test view.
Check electrode contact, check if old electrodes,
check that ECG cable is not damaged. Then try MIDA
Relearn again.
Too few ECG
complexes in ECG
view.
Wrong ECG cable
used.
For 5 lead cable all complexes cannot be calculated.
Change ECG cable.