UserÆs Guide and Technical UserÆs Guide - HP Carrier Grade Server cc3300

HP cc3300 Carrier Grade Server Product Guide
Chassis Description 29
PCI I/O Riser Cards
The server can support two riser cards, a 5 Volt full height riser card, and a 3.3 Volt half-height
riser card or two 3.3 volt half-height riser cards. Features of the 5 Volt riser card include:
• Support for three 33 MHz 5 Volt 64-bit PCI add-in cards
• Provides 5 Volt to 3.3 Volt signal level translation
The 5 Volt riser card contains voltage level translation, converting the 5 Volt PCI add-in card
signals to conform to the server board, which has 3.3 Volt signaling levels. The card supports up to
50 W total with a limit of 25 Watts per slot. Figure 6 illustrates the 5 Volt riser card.
Figure 6. 5 Volt Riser Card
The 3.3 Volt riser card supports three 3.3 Volt 64-bit slots at 66 MHz. The card supports up to 30
W total power consumption. Figure 7 illustrates the 3.3 Volt riser card.
Figure 7. 3.3 Volt Riser Card