![Jetvision Radarcape Quick Start Manual Download Page 5](http://html2.mh-extra.com/html/jetvision/radarcape/radarcape_quick-start-manual_3864840005.webp)
LED Description
Power LED
The power LED is green when power is applied to the device.
Mode-S LED
The Mode-S LED is fl ashing on each data frame that has been
received from aircraft.
If no frames are received (e.g. no antenna connected), it fl ashes
once per second in order to indicate working state.
GPS LED
The GPS LED is fl ashing green once each second exactly when
the second changes.