Passport Vâ„¢ Service Manual 0070-10-0705 3 - 45
Repair Information Troubleshooting Menus
3.16.7 CO
2
Troubleshooting
Communication Error 1 IBP communication error.
The command can not be
send correctly.
1Power cycle unit. If
message reappears,
contact Technical
Support.
Communication Stop 1 As the IBP module
communication stops, the
data packets sent by the
IBP module can not be
received.
1Power cycle unit. If
message reappears,
contact Technical
Support.
MESSAGE/ PROBLEM REASON SOLUTION
MESSAGE/ PROBLEM REASON SOLUTION
CO
2
: Check Flow Rate
(Microstream only)
1The system has detected a
high or low flow rate.
1Check Filterline and
replace if necessary.
CO
2
: Filtering Disconnected
(Microstream only)
1Filtering disconnected. 1Connect Filterline to
monitor.
CO
2
: Purge
(Microstream only)
1Sample line is blocked or
kinked.
1Check sample line. Clear
blockage or kink or
replace with a new
sample line.
CO
2
: Occlusion
(Microstream only)
1Sample line is blocked or
kinked.
1Check sample line. Clear
blockage or kink or
replace with a new
sample line.
CO
2
: Sensor High Temperature
(DPM only)
1Temperature over ranges
high limit checked by
module.
1Check, stop using or
replace the sensor.
CO
2
: Sensor Low Temperature
(DPM only)
1Temperature over ranges
low limit checked by
module.
1Check, stop using or
replace the sensor.
CO
2
: High Airway Press.
(DPM only)
1Measurement of Flux
Sensor in module is
higher than 790 mmHg.
1Check airway's output
and connection.
2If problems remain, return
it to factory for
maintaining.
CO
2
: Low Airway Press.
(DPM only)
1Measurement of Flux
Sensor in module is less
than 400 mmHg.
1Check airway's output
and connection.
2If problems remain exist,
return it to factory for
maintaining.
CO
2
: High Barometric
(DPM only)
1Atmospheric pressure is
too high (higher than
790mmHg).
1Check the CO
2
connections, make sure
that the monitor
application site meets the
requirements, and check
for special sources that
affect the ambient
pressure.
2Restart the monitor.