ASROCK 1U2FH-4L User Manual page 24

Installing a 2.5" Hard Drive to the Hard Drive Carrier
1. Place the 2.5" HDD (7mm) into the carrier with the label facing up and the connector end
toward the rear of the carrier where the mounting hole is located.
Carefully align the mounting holes in the hard drive and the carrier.
2. Secure the hard drive using four screws.
3. Place the drive carrier back to the chassis with screw holes aligned.
Secure each drive carrier with one screw.
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