Connectors; Connections; Figure 5-12 Brt(4)-U( ) Etu Connections - NEC ElectraElite 48 System Hardware Manual

Electra Elite
System Hardware Manual
4.1.6

Connectors

The BRT(4)-U( ) has the following connector:
CN1
4.1.7

Connections

TELCO
Network
U Interface / 2 Wire
and CO

Figure 5-12 BRT(4)-U( ) ETU Connections

Connects to the backboard
MDF for BRT ETU
ST/4 Wire
NT1
ST/4 Wire
NT1
ST/4 Wire
NT1
ST/4 Wire
NT1
Issue 6
TA 1
TB 1
Channel 1
RA 1
RB 1
TA 2
TB 2
Channel 2
RA 2
RB 2
TA 3
TB 3
Channel 3
RA 3
RB 3
TA 4
TB 4
Channel 4
RA 4
RB 4
5 - 19