User guide

Aries Reference Manual Section 4 – Probes
Radio Systems Information Ltd. Page 69
5.2 Version 1 Probe
5.2.1 Specifications
Physical Dimensions: 86mm x 56mm x 26mm not including RF connectors
GSM Antenna Connector: FME (male) silver colour
GPS Antenna Connector: SMA (female) gold colour
GPRS Modem: Quad-Band GSM 850/900/1800/1900 GPRS class 12
Processor: Java with 400kB RAM & 1.2MB Flash
GPS: 16 channel tracking sensitivity –157dBm
Battery: 2.8V Lithium
Connection to Sepura radio: 15pin hi-density D plug on 30cm flying lead
Connection to Motorola radio: 9pin D and 25pin D to radio expansion head on 50cm flying lead
Figure 80: Front Panel
5.2.2 SIM Card
The probe must be installed with a SIM card for the GSM network. This is installed by removing the rear
panel as shown below:
Figure 81: Changing the SIM card
If the probe needs to be reset for any reason then press and hold the button indicated for 4 seconds.
In normal operation the probe does not need to be switched off, however, in special circumstances, it is
possible to momentarily press the button indicated to force the probe to switch off.
GSM Antenna
GPS Antenna Cable to TETRA radio
External power applied
Flashing in normal operation
Press yellow
button to release
SIM card
Press and hold
button for 4 seconds
to reset probe
Press button
momentarily to switch
off probe