Tadiran Telecom Coral IPx Office, Руководство по установке и аппаратным средствам, Страница: 174 / 510

5-36
External Connections Coral IPx Office Installation Manual
I/
O Car
d Connect
ions For Coral Peripheral Interface
Car
ds
5
UDT Office (T1 or PRI-23)
The external network connections to the UDT Office (T1 or PRI-23, jumper selection)
digital circuit are made via the RJ-45 telephony connector on the front panel. See
Table 5-17 and Figure 5-12 .
For further information, on how to make the connection to the
PSTN/LTU/CSU, refer also to the Coral Service and Peripheral Cards
Installation Manual.
Table 5-17 UDT Office
(T1 or PRI-23) Pinout
Figure 5-12 UDT Office
(T1 or PRI-23) Pinout
For synchronization jumpers, see
Figure 10-19
on page 10-41
.
RJ-45
Pin #
Nomination Functions
Pin 1 RxB Receive Data (ring) from Network
Pin 2 RxA Receive Data (tip) from Network
Pin 3 Shield Cable Shield, 48VDC Return
Pin 4 TxB Transmit Data (ring) to Network
Pin 5 TxA Transmit Data (tip) to Network
Pin 6 Not Used Not Used
Pin 7 -48VDC
*
Power for CSU/LTU
(Enable/Disable see
Figure 5-12 )
Pin 8 GND Cable Shield, 48VDC Return
1
RJ-45 plug (male)
clip at rear
8
1 RxB
2 RxA
3 GND(shield)
4 TxB
5 TxA
6
7 -48VDC
8 GND
*
1
PRI-23/T1
(UDT Office)
RJ-45 socket (female)
external view
8
P5
P6
P4
P3
1 2 3
P5
P6
P4
P3
1 2 3
Card Type
PRI-23 T1
1
2
3
P15
1
2
3
P15
-48VDC on Pin 7
Enabled Disabled