Asus AW1500-I5 - Manual (Page 33)

User’s Manual 2-13
2.5.2 Installing a 5.25 device
Make sure to unplug the AC power supply before adding or removing
any 5.25 fixed device or other system components. Failure to do so
may cause severe damage to both the motherboard and the system
components.
1. From the side of the drive bay, unlock and remove the screwless drive
bay lock by turning the knob 45º counter-clockwise until it clicks on the
reference point near the “unlocked icon”.
2. When released, pull- out the lock
and set it aside.
Reference points
Locked icon
Knob
Unlock
icon