User's Manual

12-14
Respiration Troubleshooting Guide
Clinical Situation Possible Cause Solution
Inaccurate respiratory rate
or 0 displayed. Question
marks displayed instead
of rate
■ Respiration too shallow for normal
detection.
■ Touch the SHALLOW/NORMAL key to
highlight SHALLOW.
■ ECG electrode contact or
placement poor.
■ Apply new electrodes. Make sure to
properly prepare the skin; position
electrodes on the chest where the
chest expansion is the greatest.
■ Incorrect lead selection for
respiration.
■ Select the appropriate lead. Best lead
selection is typically RA-LA for adults
and RA-LL for infants.
■ CVA artifact. ■ Assess the patient for apnea. Reselect
lead for better signal quality.
No respiration waveform.
LOSS OF SIGNAL
message is displayed
■ ECG electrodes or patient cable not
attached.
■ Select another lead.
■ Reconnect the leads or the patient
cable.
No respiration waveform
is displayed
■ Channels have not been configured
to display respiration.
■ Select RESP ON in the ECG Display
Format menu.