Leds - Black Box Compact T1 MT850A User Manual

LEDs

The following chart describes each LED, and it's state, of the Router card.
Compact T1 - Release 6.1
LED State
CRD Off
Green
Red
Red Flashing
Yellow Flashing
10/100 Off
Green
LNK Off
Green
COL Off
Yellow
Yellow Flashing
TX Off
Green
RX Off
Green
Router (IP) Card
Description
Loss of power
No current alarms
Alarm state active. See alarm log for cause
Self-test or Boot in-process
Card is saving data to flash RAM, do not
power down
10 Mb ethernet
100 Mb ethernet
No ethernet link
Good ethernet link
No current ethernet transmit collisions
Ethernet collisions have occurred and
have not dropped to minimum level
Ethernet collision occurring
No ethernet transmit activity
Ethernet transmit activity
No current ethernet receive activity
Current ethernet receive activity
LEDs
13-17