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4 Accessory Boards
The HP NetServer accepts PCI and ISA accessory boards conn ected to the I/O
Board. An accessory board can be identified by the offset of the bracket and the
shape of the edge connector (see Figure 4-1).
PCI Board- Left-Side Offset
ISABoar d- Right-Side Offset
Figure 4-1. I/O Board with Devices and Bus Structure

The I/O Board

The I/O board is located under cover 1 and is shown in Figure 4-2. The I/O board
contains:
•The Remote Management connector, linking the I/O board to the external
connector on the r ea r panel.
•The I/0 Memory slot, which contains cache memory used by the Intel
i960RD I/O processor.
•The SE SCSI connector, which services an y sin g l e-en ded SCSI device
installed in the internal (non-hot-swap) trays.
•The PCI Board slots, wh i ch are eight conn ectors that accept P C I boar ds.
•The ISA Board slot, whi ch accepts a single I S A boa r d. This slot is sh ared
with PCI slot 1. Either slot can be occupied, but not both.
•The two SCSI connectors, A and B.