4 Troubleshooting
SenTec Digital Monitoring System
55
Problem
Possible Cause(s)
Recommended action(s)
P0301
Despite
oximetry
sensor is
connected to
the SDM the
message
‘Connect
sensor’
displays
Bad contact (cables
not properly
connected)
Verify connections (disconnect and reconnect
all cables) and – if necessary – power cycle
the SDM.
Oximetry sensor
and / or ‘SpO2
Adapter Cable’
defective
To identify the defective part, exchange the
‘SpO2 Adapter Cable’ or the oximetry sensor
and try again (if necessary permute and try
on a different SDM).
In case of damage of the oximetry sensor
replace it by original replacement parts.
In case of damage of the ‘SpO2 Adapter
Cable’ replace it by original replacement
parts.
SDM defective
If problem persists contact qualified service
personnel.
SDM defective
Refer to
section
troubleshooting” to further evaluate the
problem.
P0302
Sensor’s red
LED does not
light
(message
‘Connect
sensor’ not
displayed)
As a safety
precaution sensor
or SDM did switch
off all power
consuming parts
Refer to Status Messages ‘Temp. limiter
active’, ‘Sensor problem 38’, ‘Sensor problem
42’, ‘Sensor fault 39’, ‘Sensor fault 43’ (see
Technical Manual for the SDM).
Red LED defective Refer to messages ‘Sensor problem 20’,
‘Sensor fault 20’ and ‘Sensor fault 21’ (see
Technical Manual for the SDM).
P0303
Message
‘Sensor
problem 10’
Membrane related
(no or defective
membrane)
Membrane the sensor if membrane is
missing. Change the membrane if it is
damaged, has a loose fit, or if there is
trapped air or dry electrolyte under the
membrane.
Wrong / expired
calibration gas was
used during last
calibration
Verify that SenTec Service Gas is used.
If expired replace with a new gas bottle!
Substantial gas leak
in Docking Station
Refer to P0502
Note: In this situation the message ‘Gas leak
in DS’ would not display as ‘Sensor problem
10’ has a higher internal rank.
PCO2 electrode
contaminated
If after having changed the sensor membrane
the problem persists contact qualified service
personnel.
Summary of Contents for SDM
Page 1: ...For the SenTec Digital Monitoring System Software Version SMB V08 02 MPB V06 02 ...
Page 6: ......
Page 84: ...5 Repairs of the SDM HB 005615 j 78 Figure 17 Positioning of the Docking Station Gasket ...
Page 93: ...8 Appendix SenTec Digital Monitoring System 87 HB 005615 j Date of release 02 2019 ...