_____________________________________________________ 1 PolaRx4_PRO and PolaRx4TR_PRO
PolaRx4 Product Family Hardware Manual v2.0.0
14
4
Reserved
5
Reserved
1.2.8
PWR
If you are using a different power adaptor than the one provided by Septentrio, make sure that it can
sustain a current of 1.5A.
1.3
Log Button
The log button toggles internal logging on and off. See the “
HowTo…
” section of the Firmware User
Manual for details.
1.4
Power Button
The power button retains its state through a power outage. If the receiver is on when the power is cut
off, it will automatically restart when the power comes back. If it is off, it will remain off after the power
comes back.
1.5
LEDs
LED Name
LED Behaviour
POWERLED
LED lights when the receiver is switched on.
LANLINKLED LED blinks when sending or receiving data over Ethernet.
LOGLED
LED lights when data is being written to the internal SD memory card.
PVTLED
LED lights when a PVT solution is available.
GPLED
General-purpose LED. The function of this LED is configured with the
setLEDMode
command. By default, this LED has the DIFFCORLED
function (see below).
DIFFCORLED
Differential correction indicator. In rover PVT mode, this LED reports the
number of satellites for which differential corrections have been provided in the
last received differential correction message (RTCM or CMR).
LED behaviour
Number of satellites with corrections
LED is off
No differential correction message received
blinks fast and
continuously (10 times per
second)
0
blinks once, then pauses
1, 2
blinks twice, then pauses
3, 4
blinks 3 times, then
pauses
5, 6
blinks 4 times, then
pauses
7, 8
blinks 5 times, then
pauses
9 or more
The LED is solid ’ON’ when the receiver is outputting differential corrections
as a static base station.
Pin # Description
1
Power: 9 to 30V DC
2
ON/OFF. When this pin is tied to pin#1, the receiver is always on, regardless of
the state of the on/off button.
3
GND
