Segway PT x2 Reference Manual page 49

Balance Indicator Lights
Five Balance Indicator lights are located on the Console. These lights
provide visual feedback about the balancing status of the Segway PT,
and help the rider determine when it is safe to step onto the Mats.
See Figure 10.
Red
Figure 10. Balance Indicator Lights
Table 4 describes the Balance Indicator light patterns, and the
corresponding balance status of the Segway PT.
Table 4. Balance Indicator Light Patterns
Segway PT
Status
Not Ready
Do not step on.
Ready
Step on.
Light Pattern
Off: No Balance Indicator lights are illuminated.
Red: One or more Balance Indicator lights are red.
Green: Only the center Balance Indicator light is
green. All four other lights are not illuminated.
Green: All five Balance Indicator lights are pulsing
green.
Green
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