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Chapter 1: Introducing the AT-2973SX, AT-2973T, AT-2973T/4, and AT-VNC10S Adapters
20
Figure 2. AT-2973SX Faceplate
For AT-2973SX LED information, see Table 2.
AT-2973T
Adapter
The AT-2973T and AT-2973T/4 adapters include a 10/100/1000-Mbps
Ethernet MAC with both half-duplex and full-duplex capability and a 10/
100/1000-Mbps PHY. The transceiver is fully compatible with the IEEE
802.3 standard for auto-negotiation of speed and duplex mode.
The AT-2973T adapter operates at speeds of 10/100/1000T Mbps in
either full-duplex or half-duplex mode. This adapter has two twisted-pair
connectors and two LEDs, as shown in
Figure 3 on page 21.
Table 2. AT-2973SX Network Link and Activity LEDs
Port LED LED State Network State
Link LED Off No link (cable disconnected)
Steady On Link
Activity LED Off No network activity
Blinking Network activity
1699
100
ACT LNK