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Chapter 4 PA-RISC Computer Systems - OpenPA.net

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HP 9000/742i VME Workstation External connectors<br />

Buses<br />

� PBus processor/memory bus<br />

� VSC main system bus<br />

� GSC system-level I/O bus<br />

� VME bus<br />

� SCSI-2 narrow single-ended bus.<br />

Memory<br />

� 72-pin ECC SIMMs<br />

� Takes 8-32 MB modules<br />

� Two slots<br />

� 16 MB (2×8) minimum, 64 MB (2×32) maximum<br />

Expansion<br />

� None<br />

4.9.3 External connectors<br />

� 50-pin HD SCSI-2 Fast-Narrow single-ended<br />

� Two DB9 male RS232C serial<br />

� DB25 female parallel<br />

� DB15 15-pin AUI 10 Mbit Ether<strong>net</strong><br />

4.9.4 References<br />

Manuals<br />

� 742i Owner’s Guide 27 (PDF, 0.5 MB)<br />

4.9.5 Operating systems<br />

� HP-UX: every 32-bit release from 9.01 to 10.20 works.<br />

� Linux: should run.<br />

4.9.6 Benchmarks<br />

27 http://ftp.parisc-linux.org/docs/platforms/742_owners.pdf<br />

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