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Chapter 5: Troubleshooting
To troubleshoot issues with the host device, see the operator's manual for the host device.
Troubleshooting NomoLine ISA CO2
Symptom
Possible Cause
NomoLine ISA CO2
•
NomoLine ISA CO2
values are not
requires a power cycle
displayed on host
•
Host device is not
device
configured correctly or is
incompatible with
NomoLine ISA CO2
LEGI indicator is dark
•
NomoLine ISA CO2 is not
(indicator is off)
plugged in to the host
device connector
•
Sampling line not plugged
in to NomoLine ISA CO2
completely
•
Internal error
LEGI indicator blinking
•
Sampling line obstructed
red
(occlusion)
LEGI indicator steady
•
NomoLine ISA CO2
red
requires a power cycle
•
Internal error
www.masimo.com
Correction
•
Disconnect and reconnect
the NomoLine ISA CO2
connector at the host device.
•
Verify that the host device is
correctly configured and
compatible with NomoLine
ISA CO2.
•
Verify NomoLine ISA CO2
connection to the host
device.
•
Disconnect and reconnect
the sampling line to
NomoLine ISA CO2.
•
The NomoLine ISA CO2
requires service. See Return
Procedure on page 34.
•
Inspect sampling line for
occlusion (blockage, kink in
line).
•
Replace sampling line. See
Sampling Line Replacement
on page 16.
•
Disconnect and reconnect
the NomoLine ISA CO2
connector at the host device.
•
If persistent, the NomoLine
ISA CO2 requires service. See
Return Procedure on page
34.
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NomoLine ISA CO2
Symptom
Possible Cause
Gas readings are
•
Incorrect sampling line
questionable
used
•
Sampling line attached
incorrectly
•
Sampling line leaking
•
Internal error
www.masimo.com
Chapter 5: Troubleshooting
Correction
•
Use the correct sampling
line with NomoLine ISA CO2.
•
Disconnect and reconnect
the sampling line to
NomoLine ISA CO2.
•
Follow the Directions for Use
to properly connect the
sampling line.
•
Inspect sampling line for
leaks.
•
Replace sampling line. See
Sampling Line Replacement
on page 16.
•
Perform an Operational
Check. See Operational
Check on page 33.
•
Perform the procedures in
the maintenance section.
See Maintenance on page
33.
•
If persistent, the NomoLine
ISA CO2 requires service. See
Return Procedure on page
34.
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