4-Port Line Card; T1 And E1 Digital Line Card - 3Com NBX 100 Installation Manual

4-Port Line Card

T1 and E1 Digital
Line Card
A 4-Port Line card is the system's interface to the telephone company's
CO lines (Table 45).
Table 45 NBX 100 4-Port Line Card Specifications
Weight 1 lb. 2 oz. (510 gm)
Connectors Five RJ11
Government FCC Part 68
approvals
FCC registration numbers:
SSAUSA-25639-PF-TQ
Fully Protected PBX
SSAUSA-25639-MF-T
Fully Protected Multifunction Systems
SSAUSA-25639-KF-T
Fully Protected Key Telephone System
FCC Part 15 Class A
REN: 0.2A per line jack
Environmental Ambient temperature: 32 to 104 degrees F
(0 to 40 degrees C)
Humidity: 5% to 85% noncondensing
The T1/E1 Digital Line card is an optional card that enables you to
connect a T1 or E1 line to the NBX 100.
T1 Digital Line Card Specifications
Weight 14 oz. (397 gm)
Connectors One RJ45 connector for 10BASE-T line
Environmental Ambient temperature: 32 to 104 degrees F
(0 to 40 degrees C)
Humidity: 10% to 90% noncondensing
4-Port Line Card 281