Lucent Technologies 6.1 manual Channel Service Unit CSU, Audible Ringing Source, Testing Service

MERLIN LEGENDCommunications System Release 6.1	Issue 1
System Planning 555-661-112	August 1998
E DS1 Connectivity Ordering	Page E-2

Channel Service Unit (CSU)

Manufacturer	AT&T	Other _____
Model	3150	__________
Reg. Number	AW2USA-74673-DD-E	__________
Facility Interface Codes:
Digital D4 Framing	Digital ESF Framing
	Digital ESF and B8ZS

Standard CSU jacks and test point provided

Audible Ringing Source

oDigital PBX o Channel Service

Testing Service

o AT&T o ___

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