Table c-1. leds and system startup status, Leds and system startup cycle – National Instruments 800 Series User Manual

Page 49

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Appendix C

LED Indicators

VXIpc 800 Series User Manual

C-2

© National Instruments Corporation

LEDs and System Startup Cycle

Table C-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 C-1. LEDs and System Startup Status

Step

LEDs Lit

Status

Possible Problem if

VXIpc 800 Fails

1

None

Machine just turned on.

The VXIpc 800 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.

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