Installing A 12-Volt Powered Usb Expansion Card - HP rp5800 Reference Manual

Installing a 12-Volt Powered USB Expansion Card

The computer is equipped with a 24-volt Powered USB connector on the riser card, and may have
one or two 12-volt Powered USB half-height expansion cards installed for a total of 6 optional 12-volt
Powered USB ports. The 24-volt Powered USB connector and the 12-volt Powered USB connector
are keyed differently as a precaution to prevent connection errors.
Figure 2-13
Table 2-3 24-volt and 12-volt Powered USB Connectors
No. Connector
1 24-volt Powered USB
2 12-volt Powered USB
To install a half-height 12-volt Powered USB expansion card:
1. Remove/disengage any security devices that prohibit opening the computer.
2. Remove all removable media, such as compact discs or USB flash drives, 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:
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. If the computer is on a stand, remove the computer from the stand.
6. Remove the computer access panel.
7. Locate the correct vacant expansion socket on the system board and the corresponding
expansion slot on the back of the computer chassis.
NOTE:
the PCI Express x16 slot, or both. Two 12-volt Powered USB expansion cards are supported.
18 Chapter 2 Hardware Upgrades
24-volt and 12-volt Powered USB Connectors
Regardless of the power-on state, voltage is always present on the system board
You can install the Powered USB expansion card in either the PCI Express x1 slot or
Color
Red
Teal
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