Chapter 3: Replacing Pre-Installed Components
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3.6.1 SAS/SATA Backplane (M1228) Features
U4, SAS/SATA4
U3, SAS/SATA3
U2, SAS/SATA2
U1, SAS/SATA 1
(Right) HDD Power/ Access
(Left) HDD Fail
Connector
Connector
Connector
Connector
LED: Amber
LED: Green