152 Upgrade and Maintenance Manual TX1320 M4
Hard disk drives (HDD) and solid state drives (SSD)
Configurations with up to eight 2.5-inch HDDs/SSDs, there are either two
HDD backplanes or one PCIe backplane (backplane 1) and one HDD
backplane (backplane 2).
Ê If there are two backplanes, locate the defective backplane.
Ê If applicable, disconnect all cables from the HDD backplane.
Ê If applicable, disconnect all Oculink cables from the PCIe backplane:
Figure 64: Disconnecting the Oculink cables
Ê Press on the lock (see close-up) to unlock the Oculink cable.
Ê Disconnect the Oculink cables from left to right, beginning with the black
one.
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