SmartNode 4130 User Manual
ISDN BRI (NT/Net or TE/User) ports (0/0-0/3)
The BRI phone port uses an 8-pin RJ-45 connector (the pinout shown in
Note
Pins not listed are not used
Note
All pins between the port BRI 0/0 and the port BRI 0/1 are connected
during power failure. Fallback relay operation (depending on Model. Only
for Models with /R in Product code):
Note
On each ISDN BRI port in TE mode, it is possible to switch on ISDN line
power per software. The total amount of power is 4W. If a ISDN BRI port is
switched to NT mode, the ISDN line power is turned off.
ISDN BRI (NT/Net or TE/User) ports (0/0-0/3)
Table 8. 1000Base-T RJ-45 Socket
Pin
1
2
3
4
5
6
7
8
Table 9. RJ-45 Socket
Pin
3
4
5
6
•
When the unit is not powered, the fallback relay connects pins 3,
4, 5, and 6 of the net and the user ports (fallback) together. This
enables you to place calls to the PSTN even if the unit is powered
down.
•
Line power applied to the Line port is fed through to the Phone
port at all times and independent of the fallback relay's status.
Signal
TRD0+
TRD0-
TRD1+
TRD1-
TRD2+
TRD2-
TRD3+
TRD3-
table 9
)
Signal
Rx+
Tx+
Tx-
Rx+
D • Port pin-outs
48