Product Manual
22 Controls, Display Window, and Connections Welch Allyn Spot Vital Signs LXi
Figure 2. Spot LXi Front Panel with Braun ThermoScan PRO 4000 Thermometer
Blood Pressure Start/Stop button: 
initiates a new blood pressure cycle. 
Pressing again aborts an active blood 
pressure measurement.
Navigation button: move 
throughout the options in 
the Navigation Window or 
to increase/decrease 
parameter units. 
Select button: 
accepts the current 
option.
Braun ThermoScan PRO 4000 
thermometer: store the probe 
covers toward the back of the 
thermometer housing; remove the 
thermometer to access the covers.
Memory button: 
recalls up to 50 most 
recent measurements.
Power button: controls 
power to the device.
Charging LED: indicates 
when device is plugged in 
and charging the battery.
Charging LED: indicates 
the thermometer battery 
is charging.










