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8UPS Network Management Card 3 User Guide
LED Descriptions
Status LED
This LED (light-emitting diode) indicates the status of the NMC.
Link-RX/TX (10/100/1000) LED
This LED indicates the network status of the NMC.
Condition Description
Off
One of the following situations exists:
• The NMC is not receiving input power.
• The NMC is not operating properly. It may need to be repaired or replaced.
Contact Customer Support. See “APC Worldwide Customer Support”.
Solid green The NMC has valid TCP/IP settings.
Solid orange
One of the following situations exists:
• A hardware malfunction has been detected in the NMC. Contact Customer
Support. See “APC Worldwide Customer Support”.
• The NMC is in Bootmonitor mode. See "Firmware module files (Network
Management Card 3)" for more information.
Flashing green The NMC does not have valid TCP/IP settings.
1
Flashing orange The NMC is making BOOTP requests.
1
Alternately flashing
green and orange
If the LED is flashing slowly, the NMC is making DHCP
2
requests.
1
If the LED is flashing rapidly, the NMC is starting up.
1. If you do not use a BOOTP or DHCP server, see the Network Management Card Installation Manual
provided in printed format and on the APC website in PDF to configure the TCP/IP settings of the NMC.
2. To use a DHCP server, see “DHCP response options”.
Condition Description
Off
One or more of the following situations exist:
• The NMC is not receiving input power.
• The cable that connects the NMC to the network is disconnected or not
functioning properly.
• The device that connects the NMC to the network is turned off or not
operating correctly.
• The NMC itself is not operating properly. It may need to be repaired or
replaced. Contact Customer Support. See “APC Worldwide Customer
Support”
Solid yellow
The NMC is connected to a network operating at 10-100 Megabits per
second (Mbps).
Solid green The NMC is connected to a network operating at 1000 Mbps.
Flashing yellow The NMC is receiving or transmitting data packets at 10-100 Mbps.
Flashing green The NMC is receiving or transmitting data packets at 1000 Mbps.