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Table 11 SAS/SATA drive LED description
Present/Active LED status
Flashing amber (0.5 Hz)
Steady green/Flashing green
(4.0 Hz)
A
drive failure is predicted. As a best
practice, replace the drive before it fails.
Steady amber
Steady green/Flashing green
(4.0 Hz)
The drive is faulty. Replace the drive
immediately.
Steady blue
Steady green/Flashing green
(4.0 Hz)
The drive is operating correctly and is
selected by the RAID controller.
Off Flashing green (4.0 Hz)
The drive is performing a RAID migration or
rebuilding, or the system is reading or
writing data to the drive.
Off Steady green
The drive is present but no data is being
read or written to the drive.
Off Off The drive is not securely installed.
Table 12 NVMe drive LED description
Present/Active LED status
Flashing amber (4 Hz) Off The drive is in hot insertion process.
Steady amber
Steady green/Flashing green
(4.0 Hz)
The drive is faulty. Replace the drive
immediately.
Steady blue
Steady green/Flashing green
(4.0 Hz)
The drive is operating correctly and
selected by the RAID controller.
Off Flashing green (4.0 Hz)
The drive is performing a RAID migration or
rebuilding, or the system is reading or
writing data to the drive.
Off Steady green
The drive is present but no data is being
read or written to the drive.
Off Off The drive is not securely installed.
Drive backplanes
The server supports the following types of drive backplanes:
• SAS/SATA drive backplanes—Support only SAS/SATA drives.
• NVMe drive backplanes—Support only NVMe drives.
• UniBay drive backplanes—Support both SAS/SATA and NVMe drives. You must connect
both SAS/SATA and NVMe data cables. The number of supported drives varies by drive
cabling.
Front 4LFF SAS/SATA drive backplane
The PCA-BP-4LFF-1U-G6 4LFF SAS/SATA drive backplane can be installed at the server front to
support four 3.5-inch SAS/SATA drives.
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