Instrument Operation 4-5
Figure 4-4
Display After the MENU Function is Selected
Display Header
Two bars are present at the top of the display screen to provide
information on instrument operation.
Status Bar Color The status bar background changes from red to
green as the instrument reaches normal operating
conditions (Status: Normal). Deviations from normal
operating parameters will cause the bar to appear
red. During warm-up, the bar is yellow in the Start-
up screen.
Status Normal status indicates that the instrument is
warmed up and temperatures are in the correct
range, flow rates are correct, laser power is correct,
etc.
Flash Card Indicates if the Flash Memory Card is ready, logging,
or removed.
Time Current time appears in the upper right corner of the
screen in the format of hh:mm:ss, 24 hour clock.
Flow Mode Indicates which aerosol inlet flow mode is selected:
high (1.5 L/min) or low (0.3 L/min).
User Settings
The screen display shown in Figure 4-4 appears when MENU is
selected in the Main Data Presentation Screen. User Settings are
accessible by highlighting the User Settings option and depressing
the control knob.
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