User Manual for Oscar GNSS Receiver v2.4
LED Indicators
Four LED indicators and one OLED display screen are for Ultimate version
and Advanced version. Six LED indicators are for Basic version of Oscar
GNSS receiver. The LEDs on the front panel indicate various operating
conditions. The detailed LED Descriptions are shown in the tables below.
Figure 1.4 Buttons and display on Oscar Ultimate
Table 1.2 LED indicators on Ultimate version
Green LED. Flashing every 5 seconds indicates that it is searching
satellites. After satellites are searched, it flashes N times every 5
seconds, in which N indicates N satellites are found.
Green & Red LED. When tilt compensation is turned on, it is steady
red; when it is preparing for tilt compensation, it flashes red; when tilt
compensation is valid, the LED is steady green.
Green and Red LED. Green indicates correction data, and red
indicates solution status.
Green LED. Steady green in normal operation. Slow flash indicates the
battery level is between 30% and 10%. Fast flash indicates the battery
level is below 10% and reminds users to change battery.