Chapter 1
Introduction
© National Instruments Corporation
1 - 5
VXIpc-850 Series User Manual
capability is fully compatible with IEEE 488.2 and the industry-
standard NI-488.2 driver for a variety of operating systems.
Front Panel Features
The VXIpc-850 has the following front-panel features.
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Two PCMCIA slots (one Type I/II and one Type I/II/III)
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One full-size expansion slot that accepts either a PCI or a PC ISA
(XT-height) plug-in board
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Internal 3.5 in. floppy drive
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13 front-panel connectors
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RS-232 serial connector (two miniature)
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Extended capabilities parallel (ECP) connector
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VGA controller connector
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IEEE 488.2 connector
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10BaseT Ethernet connector
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SCSI-2 connector
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External clock connector
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Trigger output connector
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Trigger input connector
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Audio output connector
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PS/2-style keyboard connector
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PS/2-style mouse connector
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System reset push-button
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Six front-panel LEDs that show VXI and PC status
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SYSFAIL LED indicates that the VMEbus SYSFAIL line is
asserted.
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FAILED LED indicates that the VXIpc -850 is driving the
SYSFAIL signal.
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TEST LED indicates that the VXIpc -850 is performing its
self-tests or startup Resource Manager operations.
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ON LINE LED indicates that the VXIpc -850 is performing or
has completed its startup Resource Manager operations.
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ACCESS LED indicates when the VXIpc -850 MODID line is
asserted or the VXIbus registers or shared memory are
accessed by another bus master.
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DRIVE LED indicates when the internal hard drive is in use.