Removing An External 5.25-Inch Or 3.5-Inch Drive - HP Compaq dc5750 MT Hardware Reference Manual

Removing an External 5.25-inch or 3.5-inch Drive

CAUTION
the computer.
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as diskettes or compact discs, from the computer.
3. Turn off the computer properly through the operating system, then turn off any external devices.
4. Disconnect the power cord from the power outlet and disconnect any external devices.
CAUTION
board as long as the system is plugged into an active AC outlet. You must disconnect the
power cord to avoid damage to the internal components of the computer.
5. Remove the access panel and front bezel.
6. Disconnect the drive cables, as indicated in the following illustrations.
a. If you are removing a 5.25-inch optical drive, disconnect the power cable (1) and data cable
(2) from the back of the drive.
Figure 2-15
24 Chapter 2 Hardware Upgrades
All removable media should be taken out of a drive before removing the drive from
Regardless of the power-on state, voltage is always present on the system
Disconnecting the Optical Drive Cables
ENWW