Care-O-bot 4 Signals
Contents
The following table lists robot signals which are used to visualize the internal operational status.
| Mode | Lightning Power Switch Button (Button XXX) | Lightning Emergency Stop Button | Lights Base | Lights Torso | 
| Robot is turned off | off | off | off | off | 
| Robot is powering up | on | 
 | 
 | 
 | 
| Robot is powering down | flashing (1Hz) | 
 | 
 | 
 | 
| Robot is turned on and operational | on | yellow on | cyan on | cyan pulsed | 
| Robot is turned on but in emergency stop | on | off | red on | cyan pulsed | 
| Robot is turned on but not all components are operational | on | yellow on | yellow on | cyan pulsed | 
| Robot is turned on but at least one component has an error | on | yellow on | red on | cyan pulsed | 
| Battery low | on | 
 | 
 | cyan pulsed with yellow flashing | 
| Battery empty | on | 
 | 
 | cyan pulsed with red flashing | 
| Battery critical | flashing (>2Hz) | 
 | 
 | 
 | 
If you encounter a status of the robot which is not listed above, please open an issue and add the following information:
- description of robot status
- color codes of power switch button, lightning emergency stop button, lights base, lights torso
- screen shot of diagnostics monitor
- power state information rostopic echo /power_state 
