Compaq AA-RHGWC-TE manual PCI Backplane Slot Layout

arbitration enabled when connecting four-member systems to a common SCSI bus.

•The following items pertain to the AlphaServer GS80/160/320 systems:

–Hot swapping modules is not supported.

–High power peripheral component interconnect (PCI) modules (approximately 25 watts or greater) must be placed in PCI slots with 1 inch module pitch; any slot except 0-5, 0-6, 1-5, and 1-6.

A primary or expansion PCI drawer contains two 3-slot PCI buses and two 4-slot PCI buses (see Figure 2–1):

PCI0 for I/O riser 0: Slots 0-0/1, 0-2, and 0-3

PCI1 for I/O riser 0: Slots 0-4, 0-5, 0-6, and 0-7

3PCI0 for I/O riser 1: Slots 1-1, 1-2, and 1-3

PCI1 for I/O riser 1: Slots 1-4, 1-5, 1-6, and 1-7

___________________ Note ___________________

Slot 0-0/1 in a primary PCI drawer contains the standard I/O module.

Figure 2–1: PCI Backplane Slot Layout

I/O Riser 1 I/O Riser 0

1-7 1-6 1-5 1-4 1-R	1-3 1-2 1-1	0-7 0-6 0-5 0-4 0-R	0-3 0-2 0-0/1
PCI 1	PCI 0	PCI 1	PCI 0
			ZK-1748U-AI

•TruCluster Server does not support the XMI CIXCD on an AlphaServer 8x00, GS60, GS60E, or GS140 system.

2–2Hardware Requirements and Restrictions