Appendix D
LED Indicators
VXIpc 800/700 Series User Manual
D-2
©
National Instruments Corporation
LEDs and System Startup Cycle
Table D-1 shows a system startup cycle and possible points of failure,
up to and including the state in which the
VXIinit
initialization
program asserts the ONLINE LED.
Table D-1. LEDs and System Startup Status
Step
LEDs Lit
Status
Possible Problem if
VXIpc 800/700 Fails
1
None
Machine just turned on.
The VXIpc 800/700 is not receiving
power.
2
FAILED,
SYSFAIL
Now asserting SYSFAIL because
VXIbus interface has not been
initialized yet.
Power-on self configuration (POSC)
cannot execute because of problems
with system reset or because the
POSCEN switch is incorrectly
configured.
3
FAILED,
TEST
VXI interface is being initialized by
MITE power-on self configuration
(POSC) circuitry.
POSC has stalled.
4
TEST
POSC circuitry has initialized VXI
interface, setting PASSED and
DONE bits.
POSC stalled before clearing the
TEST LED.
5
None
POSC cycles are complete. VXI port
is ready to respond to Resource
Manager inquiries.
POSC completed successfully;
however, the Resource Manager
either hung or was not executed.
6
ONLINE
Resource Manager has been
executed, indicating that the VXI
software can now communicate with
the VXI circuitry.
Resource Manager interface
initialized successfully.