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IntroductionPassport 4400 Hardware Installation Manual
1
-12
T1 CSU/DSU Interface Module
Specifications apply to the T1 CSU/DSU Interface Module as part of the Passport
4400 unit.
Agency Compliances
Safety
UL 1950: 1993 (T1 only)
CSA Standard C22 (T1 only)
User’s Responsibility
This equipment is limited for use on T1 Digital Service lines only. If a need arises
in the future, the telephone company will call you and request the following
information:
• The manufacturer of the device – Northern Telecom
• Model number of the device – NTAU04xx
• FCC Part 68 (U.S.A. T1) – see label on card for registration number.
• DOC CS-03 (Canada) – see label on card for registration number.
• Type of interface – 1.544 Mbps digital with D4 or ESF framing format
• Jacks which may be used – RJ48C
• Facility interface codes:
— 04DU9-BN
— 04DU9-DN
— 04DU9-1KN
— 04DU9-1SN
• Service order code – 6.0F.
Please refer to
Telecommunication Requirements, page 1-7, for more information.