Chapter 4 PA-RISC Computer Systems - OpenPA.net

HP 9000/748i & 748 VME Workstations External connectors
Buses
� PCMCIA controller
� GSC bus
� Optional EISA bus
� Optional PCI-32/33 bus
� VME bus
� SCSI-2 Fast-Narrow single-ended bus
Memory
� 748i and 748 use different cards
� 748i: 8-64 MB special ECC mezzanine cards
� 748: 16-256 MB special ECC mezzanine cards
� Up to four cards
� 748i: 8 MB minimum, 256 MB maximum amount of RAM
� 748: 16 MB minimum, 1 GB maximum amount of RAM
Expansion
� Two sites for GSC-mezzanine (GSC-M) cards, requires the A4219A GSC Expansion kit or
� Two sites for PCI-mezzanine (PMC) cards, requires the A4504A PMC bridge board
(two additional PMC-sites can be obtained through the addition of the A4509A PMC Expander
board to the above)
� Six 6U VME slots
� Either four EISA or four PCI slots in a separate I/O cage
4.13.3 External connectors
� 50-pin HD SCSI-2 Fast-Narrow single-ended
� Two Micro-DB9 male RS232C serial (See Note 1)
� Micro-DB25 female parallel (See Note 1)
� Micro-DB15 15-pin AUI 10 Mbit Ethernet (See Note 1)
� Micro-DB15 VGA graphics (See Note 1)
� Two PS/2 connectors for keyboard & mouse
� Micro-DB9 for audio breakout (See Note 1)
� On configurations with an EISA cage: HIL connector
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