HP Compaq d530 SFF Hardware Reference Manual page 42

Hardware Upgrades
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2-32
Guide Screw Locations
The guide screws on a 3.5-inch diskette drive 1 are placed closer
together than on the hard drive 2.
To install a drive into the bay:
1. If you have locked the Smart Cover Lock, use Computer Setup to
unlock the lock.
2. Turn off the computer properly through the operating system,
then turn off any external devices.
3. Disconnect the power cord from the power outlet and disconnect
any external devices.
4. Remove the computer access panel and front bezel.
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