National Instruments NI CVS-1450 Series User Manual
Appendix A
Troubleshooting
© National Instruments Corporation
A-5
POWER OK LED Is Not Lit When the CVS-1450 Device
is Powered On
is Powered On
If the power supply is properly connected to the CVS-1450 device, but the
POWER OK LED does not light up, check that the power supply is
24 VDC ±10% and within the specifications outlined in Appendix B,
POWER OK LED does not light up, check that the power supply is
24 VDC ±10% and within the specifications outlined in Appendix B,
. Using a power supply that is not within these specifications
might result in an unresponsive or unstable system and could damage the
CVS-1450 device.
CVS-1450 device.
Table A-1. STATUS LED Flashes and Corresponding Error Conditions
Number
of Flashes
Error Condition
0 (stays lit)
The CVS-1450 device has detected an internal error.
Contact National Instruments for assistance.
Contact National Instruments for assistance.
1
The CVS-1450 device is unconfigured.
2
The CVS-1450 device has detected an error in its
software. This usually occurs when an attempt to
upgrade the firmware is interrupted. Repeat the
firmware upgrade process.
software. This usually occurs when an attempt to
upgrade the firmware is interrupted. Repeat the
firmware upgrade process.
3
The CVS-1450 device is in Safe mode.
4 (or more)
The CVS-1450 device has detected an unrecoverable
error. Contact National Instruments for assistance.
error. Contact National Instruments for assistance.