NEC Xen Master - Prt(1)-U13 Etu; Figure 5-16 PRT(1)-U13 ETU

May 2001
System Hardware Manual 5 - 125
A6-324000-642-01 – Release 4.0 May 2001
LED8
✆ Steady Red when B1 or B2 are busy in Interface 3.
LED9
✆ Steady Red when B1 or B2 are busy in Interface 4.
LED10
✆ Steady Red when a communication error occurs, or
during self-diagnostics. This LED is normally off.
LED11 System Communication Indication
✆ Steady Red when a communication error occurs, or
during self-diagnostics. This LED is normally off.
4.1.6 Connectors
The following connector is located on the BRT ETU.
✆ CN1 Connects to the backboard
4.2 PRT(1)-U13 ETU
4.2.1 Description
The Primary Rate Trunk (PRT) Interface ETU terminates
one Primary Rate ISDN line complying to the ETSI
standard now operating in the Australian network. This
PRI line provides up to 30 voice channels which can be
used as CO trunks with DTMF signalling. Refer to Figure
5-16 PRT(1)-U13 ETU.
Figure 5-16 PRT(1)-U13 ETU