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BNM-E3 Specification
Card General
Synchronization:
External Office clock interface:
Alarm interface:
Indicators:
•
•
•
•
Maintenance/Serviceability
Features:
•
•
Cisco MGX 8220 Installation and Configuration
B-4
Per Card:
E3 Interface:
Shelf Voltage:
Alarms:
Card Size:
Power:
Derives 8-kHz shelf synchronization clock from a variety of
sources:
E3 physical interface
•
•
External T1/E1 clock port with a clock rate of 1.544
Mbps
50 bps (T1) or 2.048 Mbps
DB15 connector using LM-T3/E3-D (T1/E1 clock)
BNC connector using LM-T3/E3-B (E1 clock)
CO compatible alarm indicator and controls DB-15 connector
Active (green), failed (red), standby (yellow)
Active and okay (green)
Active and local alarm (red)
Active and remote alarm (yellow)
Minor DS-3 statistical alarm
Voltage okay (green) B voltage okay (green)
Major (red), minor (yellow) ACO (yellow), history (green)
Internal isolation loopbacks
External remote loopback
Hot-pluggable
BNM-T3: 7.25 in. x 16.25 in.
LM-T3E3-D: 7.25 in. x 4.5 in.
LM-T3E3-B: 7.25 in. x 4.5 in.
–48V DC, 25W
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B
Specifications
100 bps (E1)
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Table of Contents
Troubleshooting
