Lucent Technologies MERLIN LEGEND Release 7.0 System Planning Manual page 362

MERLIN LEGEND Communications System Release 7.0
System Planning 555-670-112
E DS1 Connectivity Ordering
Digital PBX
The following conditions relate to the Digital PBX:
It has the EIA standard CISA transmission path.
It is senderized.
It is the equipment that must be timed.
It has an internal stratum clock level of 4.
It provides automatic call distribution through the Group Calling feature.
It provides loopback (keeps signal alive) through the CSU.
Table E-2.
Manufacturer:
Model:
Reg. Number:
Facility Interface Codes:
Digital D4 Framing:
Standard CSU jacks and test point are provided.
Audible Ringing Source
Digital PBX
Channel Service
Testing Service
AT&T
Other
If a CSU other than those listed above is used, Lucent Technologies will not
accept the responsibility for its installation, connection, or testing.
Echo Control Device
Not used.
Channel Service Unit (CSU)
AT&T
3150
AW2USA-74673-DD-E
Digital ESF Framing
Digital ESF and B8ZS
April 1999
Other
Issue 1
E-2
7
7
7
7