HP Vectra VEC 7 Hardware Manual page 18

Vectra VE 7 (Celeron Processor) — Replacing Hardware Components
Installing a CD-ROM, Tape or Zip Drive in a Front Shelf
The connectors are shaped to go in one way only. If you are not
sure which connector to use, refer to "Which Drive Connectors to
Use", on page 11.
10 To allow access to the device, remove the plastic plate from the
cover by unclipping it on one side and pivoting it out. Store the plate
in a safe place.
11 Replace the front bezel.
12 Carefully put the floppy disk drive/hard disk drive tray back into the
PC, and secure it in position using the two retaining screws you
removed earlier. Reconnect the power and data cables to the floppy
disk drive and hard disk drive(s).
18 English
Power cable
CD-ROM drive
data cable