13
/
49
High-power signals from a nearby radio or radar transmitter may devastate the
receiver circuits. Avoid locating the receiver or antenna within 400 meters of powerful
radar, transmitters or GNSS antennas.
2.3
Keypad and Display
Figure 6 Outlook of front panel
Table 3 Description of power LED and button of front panel
Icon
Name
Description
Power
On when the receiver is power on, and
blinks when battery <20%
GNSS Satellites
Blinks (at 5 seconds interval) show
number of satellites
GPRS Status
On in normal working status, blinks when
malfunction
Communications
Power Switch
Blinks when 3G data is downloading
Blinks when 3G data is uploading
Power on/off
Battery Button
After the button is pressed, five LEDs
(four at left, one at right) will show how
much battery is left.
