User's Manual

Page 25

E Series Data Radio – User Manual

Part E – Getting Started - ER450

ER450 Connections Layout

Connecting Antennas and RF Feeders

The RF antenna system should be installed in accordance with the

manufacturers notes.

The RF connector used on the E Series radios are N Type female

connectors. Always use good quality low loss feeder cable,

selected according to the length of the cable run. Ensure all

external connections are waterproofed using amalgamating tape.

Preset directional antennas in the required direction using a

compass, GPS, or visual alignment and ensure correct polarisation

(vertical or horizontal).

Communications Ports

System Port – RJ45

The System Port (available front and rear on EB/EH450) is a multi-

function interface used for:

• Programming / Conﬁguration of the radio

• Remote Diagnostics connections

To access these functions use theTVIEW+ Cable assembly (RJ45

Cable and RJ45 to DB9 Adaptor).

The TVIEW+ Cable is a standard CAT 5 RJ-45 (Male) to RJ-45

(Male) patch cable. It is intented for RS232 serial communications

only and should not be connected directly into an ethernet port

of a PC. The Cable must be used in conjunction with the RJ-45 to

DB9 Adaptor.

TVIEW+ Adaptor Conﬁguration:

Special user pinouts:

• Shutdown (Pin 4) - Active low for power save function

• External PTT (Pin 8) - Provides a manual PTT override

facility for enabling the transmitter. For testing this can be

activated by connecting PTT (Pin 8 ) to Gnd (Pin 7).