ASROCK FM2A85X Extreme4-M User Manual page 47

How to Hot Unplug a SATA3 HDD:
Please follow the instructions below to process Hot Unplug. Improper
procedures will cause the SATA3 HDD damage and data loss.
Unplug the SATA data cable from the SATA3 HDD's side.
Step 1
Unplug the SATA 15-pin power cable connector (Black) from the SATA3
Step 2
HDD's side.
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