V Series Operating Instructions 17 - 9
CO2 Monitoring (Optional) CO2 Troubleshooting
17.3.6 About the CO
2
 Waveform Tile
• The CO
2
 waveform tile displays the waveform and the wave gain setting in the configured CO
2
 
color.
• Provides a scrolling, real-time waveform and an erase bar to provide a time indicator of oldest and 
new data. 
• The CO
2
 waveform tile rails the top most value when the waveform exceeds the upper scale limit 
for real-time waveforms.
• The CO
2
 waveform tile rails the bottom most value when the waveform exceeds the lower scale 
limit for real-time waveforms. 
• The CO
2
 waveform tile displays the waveform at the configured waveform sweep speed. 
17.3.7 Message Area
No messages display in the CO
2
 waveform tile message area.
17.4 CO
2
 Troubleshooting
The CO
2
 tile message area displays messages indicating the current state of the CO
2
 parameter. If 
there is more than one message to display, the messages scroll.
ISSUE REASON SOLUTION
Do not see CO
2
 parameter 
tiles in display.
Parameter not configured to display.  Refer to "Display Options Dialog" on 
page 3-2 for additional information.
“- -” displays in place of 
numerics.
Measurement is invalid. Filter may be disconnected. Check 
patient.