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FQXSFIO0022J : PCIe Link Width has degraded from [arg1] to [arg2] in physical [arg3] number [arg4].

PCIe Link Width has degraded from [arg1] to [arg2] in physical [arg3] number [arg4].

Parameters​

[arg1] x16/x8/x4/x2/x1

[arg2] x16/x8/x4/x2/x1

[arg3] Slot/bay

[arg4] Instance number

This message is reported when PCIe Link Width was degraded.

Severity​

Warning

User Action​

Complete the following steps:

  1. Check the log for a separate error related to an associated PCIe device or NVME disk and resolve that error.
  2. Check the Lenovo Support site for an applicable service bulletin or firmware update for the system or adapter that applies to this error.
  3. Check the system spec to make sure that the PCIe device or NVME disk is installed in the compatible PCIe slot or bay and a compatible cable is used. If not, performance of this device might be impacted.
  4. If the problem persists, collect service data logs and contact Lenovo Support.
    Note
    The solution for this error may involve a system board replacement. If TPM encryption has been enabled, back up TPM Encryption Recovery Key.