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Chapter 1: Overview
26
end node with a fixed duplex mode of full-duplex to a management
card port, you should use the AT-S70 management software to
disable Auto-Negotiation on the port and set the port speed and
duplex mode manually.
For 10 Mbps operation, Category 3 or better, 100 Ohm shielded or
unshielded, twisted pair cabling is required. For 100 Mbps operation,
Category 5 or Enhanced Category 5 (5E), 100 Ohm shielded or
unshielded, twisted pair cabling is required.
CPU RESET
Button
The recessed CPU RESET button allows you to reset only the
management card. You may need to reset the management card after
upgrading the firmware or after you have made a configuration change
that requires resetting the module to activate the change.
Note
This reset button does not reset the line cards and/or the module
installed in the expansion slot at the rear of the chassis.
LEDs The status LEDs located on the AT-CV5M01 Management Card are
described in Table 2.
Table 2. Status LEDs on the AT-CV5M01 Management Card
LED State Description
PWR Green The management card is receiving power.
OFF The management card is not receiving
power if this LED is off for more than 10
seconds.
RDY Green The management card has passed
diagnostics and is ready.
OFF The management card has failed
diagnostics and is not ready.
FLT Green The management card has a fault condition.
OFF The management card has not reported a
fault condition.
LK Green Link established on the twisted pair port.
OFF No link established on the twisted pair port.
AT Blinking Green TX/RX activity detected on the twisted pair
port.
OFF No activity detected on the twisted pair port.