ConnectX®-3 Ethernet Single and Dual QSFP+ Port Adapter Card User Manual Rev 2.0
Mellanox Technologies
43
6 Troubleshooting
6.1 General
Server unable to find
the adapter
• Ensure that the adapter is placed correctly
• Make sure the adapter slot and the adapter are compatible
• Install the adapter in a different PCI Express slot
• Use the drivers that came with the adapter or download the latest
• Make sure your motherboard has the latest BIOS
• Try to reboot the server
The adapter no longer
works
• Reseat the adapter in its slot or a different slot, if necessary
• Try using another cable
• Reinstall the drivers for the network driver files may be damaged
or deleted
• Reboot the server
Adapters stopped
working after
installing another
adapter
• Try removing and re-installing all adapters
• Check that cables are connected properly
• Make sure your motherboard has the latest BIOS
Link indicator light is
off
• Ensure that adapter driver/s is loaded
• Try another port on the switch
• Make sure the cable is securely attached
• Check your are using the proper cables that do not exceed the rec-
ommended lengths
• Verify that your switch and adapter port are compatible
Link light is on, but
with no
communication
established
• Check that the latest driver is loaded
• Check that both the adapter and its link are set to the same speed
and duplex settings
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