4-20 Installing System Upgrades
2.
While pressing the lock on the device bracket, raise the bracket up
just enough to access the cables (see the following figure).
Unplugging the 5 1/4-inch device cables
A – Audio Cable
C – Signal Cable
B – Power Cable
D – Device Bracket Lock
3.
Tag and unplug the power and signal cables connected to the device.
If the device is a CD-ROM or DVD-ROM drive, tag and unplug the
audio cable.