A-10 MAX TNT Hardware Installation Guide
Slot Card Specifications and Connection Information
E3-ATM card
E3-ATM card
The E3-ATM slot card inserts into and extracts ATM cells from an E3 stream in full-duplex
mode at speeds of up to 34.368Mbps, for routing applications. Two E3-ATM slot cards in the
same unit can be connected and configured for redundancy. MAX TNT units support up to two
E3-ATM connections (two slot cards, or up to four cards configured redundantly).
The E3-ATM slot card for TAOS units is illustrated in Figure A-8.
Figure A-8. E3-ATM slot card
Specifications
Table A-6 provides the specifications for the E3-ATM slot card.
FAULT
RX–BYP
LOS
LOF
YEL
AIS
TX–BYP
ACT
Table A-6. E3-ATM slot card specifications
Category Specification
Electrical
standard
ITU-T G.703
Line buildout
0 to 68.6 meters (0 to 225 feet), or 68.9 to 137.6 meters (226 to 450 feet)
Receive
equalization
User configurable, based on cable length and transmitter
Line code High-density bipolar 3 (HDB3)
Line rate
34.368 Mbps ± 20 ppm
Frame format ITU-G.751 or B.832
Alarm
signaling
Upon loss of signal (LOS) detection, RAI sent on the E3 line
Connectors Four 75-ohm BNC coaxial (two lines and two backup lines)
Interfaces per
card
One E3 port
To Next Page
Loading...
