11-6
Installation and Maintenance
Volume
Octel 200/300
S.4.1
PB60019
−
01
Table 11-1 LED Activity on the LAN Card
LED
Color
LED Purpose
LED Activity
Red
Standard use
Lights after the LAN card is installed.
Goes off when the card has been initialized and is ready for
operation.
Green
Standard use
Lights when self-test diagnostics are complete.
Yellow
Development
Used only for development.
Yellow
Good Link Indicator
Lights when the adapter and wiring to a hub are okay.
Yellow
Rx Polarity Reversed
Lights if the pair being received by the ethernet controller
need to be reversed. Check the wiring.
Yellow
Receive Activity
Indicator
Lights when the ethernet controller sees activity on the
receive pair.
Yellow
Transmit Activity
Indicator
Lights when the ethernet controller sees activity on the
transmit pair.
Yellow
Collision Indicator
Lights when a collision occurs. Collisions occur normally
in ethernet/802.3 networks, because it is part of the
low-layer protocol.
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