Datex-Ohmeda S/5 PRESTN, Technical Reference Manual Slot

Page: 56 / 84

Datex-Ohmeda S/5 monitors
50
Document No. 8005571-1
TROUBLE CAUSE TREATMENT
Out of range Measured pressure is beyond the
internal measurement range of
the module. The waveform hits the top and the
numeric display not shown. Check
transducer and its level. Zero the
channel.
4.1.7 Impedance respiration
TROUBLE CAUSE TREATMENT
No resp trace Waveform not selected on the
screen Press the Monitor Setup key and
make adjustments.
Module not plugged in correctly Re-plug the module.
Unacceptable resp waveform Poor electrode or poor electrode
skin contact Electrodes from different
manufacturers are used. Too
much/little gel is used.
Poor electrode condition Electrodes are dried out.
Improper site of electrodes Check that electrodes are not placed
over bones, active muscles, or layers
of fat.
Improper skin preparation Remove body hair. Clean
attachment site carefully with
alcohol.
Message: ‘SMALL RESP CURVE’ Respiration signal is very small With 3-lead cable in ESTPR/NESTPR
try another lead connection I, II, III or
try 5-lead cable.
Message: ‘APNEA ALARM’, and
respiration waveform normal Respiration source is CO
2
Check respiration source and
change it to correct one.