TRAC radio design RD300 PDU, Инструкция по установке и эксплуатации

Страница: 4 / 16

a TRAC company
99-438 Issue 05 Page 4 of 16
Bias-’T’ Connection
Each Bias-‘T’ should be connected to the PDU using the RD308 interface
cable.

Check the shorting link between pins 1 and 2 of the interface cable
PDU connector is not removed, as this will result in the channel not
being enabled.

Check The Connections to the BIAS-T are not reversed

Ensure that unused channel connections [for example in 2 sector
configurations] are left open; thereby ensuring they will not generate
alarms.
3
2
1
C
H
X
CNTRL
0V
+12V
RD308 [ PDU to BIAS-T cable ] RD308 [ PDU to BIAS-T cable ]
PDU