©2018 Physio-Control, Inc.
9
Using the TrueCPR Device
Rescue Breath Indicators and Tones
In No Airway mode, the device provides a countdown screen and tones to indicate when you should
prepare to give rescue breaths. The countdown is followed by two ventilation prompts. The compression
to breath ratio is 30:2.
Alert Indicators
Countdown to ventilation prompts. Three short tones sound.
Ventilation prompts. Two long tones indicate when
ventilations should occur. Resume chest compressions
immediately after the two tones.
Electronic
noise is interfering
with device. Locate and
remove source of
interference. If indicator
persists, perform CPR
unaided.
Device cannot provide
feedback. Turn device off
and back on. If indicator
persists, perform CPR
unaided.
Back pad is incorrect
distance from chest pad.
Reposition back pad. If
indicator persists, perform
CPR unaided.