Sentec SDM, Service Manual

Page: 58 / 93

4 Troubleshooting
HB-005615-j 52
Problem Possible Cause(s) Recommended corrective action(s)
P0103
PCO2 and/ or
PO2 suddenly
change /
change very
fast (‘TC
artifact’)
Sensor loosely
attached to patient
(air between sensor
and skin; no
contact liquid)
Refer to identical ‘Possible Cause’ in P0100
for recommended corrective action(s)
Adhesive pad of Ear
Clip / Multi-Site
Attachment Ring
does not stick any
more
Reapply the sensor with a new Ear Clip /
Multi-Site Attachment Ring. Pay attention not
to wet the adhesive. For instructions refer to
the
Quick Reference Guide for the SDMS or
the
Instruction Manual for the SDMS.
Consider to use the Staysite™ Adhesive
(model SA-MAR) to complementary attach
Multi-Site Attachment Rings if more secure
sensor attachment is required, e.g. in high
humidity environments, for patients who
perspire profusely and/or in challenging
patient motion conditions.
Electrocautery, HF
surgery,
defibrillation
(mainly PCO2
specific)
The values will come back to normal after
electrocautery, HF surgery or defibrillation.
P0104
PCO2 and/ or
PO2 changes
very slowly
Sensor applied to a
measurement site
that is inadequate /
not recommended
for PCO2
monitoring.
Refer to identical ‘Possible Cause’ in P0100
for recommended corrective action(s)
Excessive use of
contact liquid Refer to identical ‘Possible Cause’ in P0100
for recommended corrective action(s)
PCO2 and/ or PO2
part of the sensor
is slow
Refer to P0304.