Eyz-On
CVR
User Guide
21214
47
Eyz-On
CVR
User Guide
As the start-
up continues the LED’s will flash per the following table to show the
current state. If the unit should halt and show one of the following states the
following table should help with diagnosing boot-up issues.
Power LED
Alarm LED
Boot Time Most likely error or condition
Blue
None
0 sec
If no other LED’s are visible after
power cycle it indicates a CPU
failure. Defective unit.
Blue + Red
None
0.9 sec
TI ROM Loader failed to find/load
UBL (first stage boot loader) from
NAND ROM.
Blue + Red
Red
1 sec
UBL failed to find/load U-Boot (2nd
stage boot loader) from NAND
ROM.
Blue + Red
Green +
Red
2 sec
U-Boot failed to initialize network
card.
Blue + Red
Green
5 sec
Linux Kernel and OS
initialization/update problem.
(Note: Normal system start-up is
approx. 30 seconds.)