Specifications
Reference Guide
6-29
Interface Card Interface Card Specifications
Modem Port (Model 8923260 and 892260 only)
Connector Female 6-pin RJ-11C socket
Electrical Interface 600 ohm 2-wire balanced
Protection HV zener, 0.25A fuses on Tip and Ring
Function Connect internal modem to PSTN (Public Switched Telephone
Network) for access to remote operator and remote EMS network
management system.
Modem Specifications (Model 892360 only)
Compatibility ITU-T V.22 bis
Modulation 16 point QAM
Line Interface 2-wire balanced 600 ohm
Ringer Equivalence 0.2A
Approval FCC Part 68
Equalization Receive automatic adaptive transmit fixed compromise
Transmit Level -9.5 dBm
Receiver sensitivity ON to OFF threshold -45 dBm
OFF to ON threshold -48 dBm
Dialing Mode DTMF Tone
Speed supported 2,400 bps asynchronous
Code set 8 bit characters plus one start and one stop bit with no parity
Adapters
Model 1106 with 2 BNC connectors Supports 1 E1 circuit on 75 Ohms coaxial cable (RG59)
Model 1121 with 2 RJ48 sockets Supports 2 T1 or E1 circuits on twisted pair cable plus bantam jacks for
test access.
Model 1181 with 8 RJ48 sockets Supports 8 T1 or E1 circuits on twisted pair cable
Model 1183 with 16 BNC sockets Supports 8 E1 circuits
Standards Compatibility
ITU-T V.28 Electrical characters for unbalanced double-current interchange
circuits.
V.22 bis 2400 bits per second Duplex Modem Using The Frequency
Division Technique
G.703 Physical/Electrical Characters of Hierarchical Digital I/F
EIA 561 8 Position Non-Synchronous Interface between DTE and DCE
Employing Serial Data Interchange
RS232-C Interface Between DTE and DCE Employing Serial Binary Data
Bellcore GR-63-CORE Issue 1 Network Equipment-Building System (NEBS)
CEN EN 50 081-1 Electromagnetic compatibility generic emission standard Part 1
Residential, commercial and light industry
EN 50 082-1 Electromagnetic compatibility generic immunity standard Part 1
Residential, commercial and light industry
EN 60 950/A2 Safety of information technology equipment including electrical
business equipment
FCC Part 68 Subpart B Requirements for Connection of Terminal Equipment Systems
and Protective Apparatus to the Telephone Network
UL 1459 UL Standard for Safety of Telephone Equipment
1950 UL Standard for Safety of Information Technology Equipment
CSA C22.2 No. 950 Safety of information technology equipment including electrical
business equipment