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Appendix C LED Indicators
© National Instruments Corporation C-3 VXIpc 800 Series User Manual
If either the SYSFAIL or FAILED LED remains lit, perform the
following steps.
1. Power off the mainframe.
2. Remove all other modules from the mainframe.
3. Make sure that the VXIpc 800 jumper settings are correct.
4. Make sure that the VXIpc 800 is seated properly in the mainframe.
5. Power on the mainframe and observe whether the SYSFAIL and
FAILED LEDs become unlit some time before the operating
system boots.
Board Access LEDs
The board access LEDs—ACCESS and DRIVE—indicate when board
resources have been accessed. The following paragraphs describe these
LEDs.
ACCESS LED
When lit, the ACCESS LED indicates that the VXIpc 800 MODID line
is asserted or that another VXIbus master is accessing VXIbus shared
registers or shared memory.
DRIVE LED
The DRIVE LED light indicates that an access to the internal hard disk
drive is occurring.
Ethernet LEDs
The Ethernet LEDs (RX, TX, LINK, and DSEL) indicate the status of
the Ethernet interface on the VXIpc 800 Series.
RX LED
The RX LED lights when the Ethernet interface is receiving a packet.
TX LED
The TX LED lights when the Ethernet interface is transmitting a packet.