Chapter 6 Troubleshooting; General; Table 17: General Troubleshooting - Mellanox Technologies ConnectX-5 Ex User Manual

6 Troubleshooting
6.1

General

Table 17 - General Troubleshooting
Server unable to find the
The adapter no longer works
Adapters stopped working after
installing another adapter
Link indicator light is off
Link light is on, but with no
communication established
Rev 1.7
• 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
adapter • 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
• 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
• Try removing and re-installing all adapters
• Check that cables are connected properly
• Make sure your motherboard has the latest BIOS
• Try another port on the switch
• Make sure the cable is securely attached
• Check you are using the proper cables that do not exceed the recom-
mended lengths
• Verify that your switch and adapter port are compatible
• Check that the latest driver is loaded
• Check that both the adapter and its link are set to the same speed and
duplex settings
Mellanox Technologies
Troubleshooting
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