Compaq Deskpro Workstation AP240 Reference Manual page 108

5-20 Upgrading the Desktop Workstation
CAUTION:
Before completing the following step, note that the
drive slides easily out of the drive cage. Do not allow the drive to
strike a hard surface if it slides from the drive cage. Excessive
shock can damage the drive.
5. With the drive rotated to its upright position, connect the
drive power 1 and signal 2 cables and, if it is a CD-ROM
drive, connect the audio cable 3. The other end of the
audio cable 3 should be connected to audio connector on
the expansion card cage.
Connecting the Drive Cables
Connecting the Audio Cable to Audio Connector on the Expansion Card Cage