HP A4500A - VMEbus Single Board Computer 744 Motherboard Hardware Manual page 119

Add Peripheral Component Interconnect (PCI) Cards
rp24xx servers have a total of 4 PCI I/O slots. Slot 1 is short slot, located outside the I/O card cage, connected
to the back of the I/O Backplane. Slots 2 through 4 are located inside the I/O card cage. Slots 1 and 2 are Twin
Turbo slots; slots 3 and 4 are Turbo slots.
1
6
ccrr005
No.
1 I/O Card Cage
2 Outside I/O Card anchor screw
3 Short I/O Card #1 (may be Secure Web Console)
4 I/O Card Cage anchor quarter-turn fasteners
5 I/O Backplane disconnect lever
• Slots 1 and 2 are Twin Turbo slots. Each Twin Turbo slot has a dedicated PCI bus and supports 32 and
64-bit PCI cards.
• Slots 3 and 4 are Turbo slots. They share a single PCI bus and support 32 and 64-bit PCI cards.
A400 servers have access to slots 1 and 2 only. A500 servers have access to all four slots. The following graphic
shows the PCI slots on the rear of the server, right side.
Chapter
2
8
7
Name
Add Peripheral Component Interconnect (PCI) Cards
3
5
9
4
No.
6 I/O Card anchor screws
7 I/O Cards #2 through #4
8 I/O Backplane anchor screw
9 I/O Backplane
Name
127