FAQ/Troubleshooting
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4.4
What To Do If EVM Is Not Working
4.4.1
Check EVM Power
Diodes LED1, LED2, LED4 and LED5 show the status of the 5-V, 3.3-V, 12-V, and –12-V rails,
respectively. 1.5 V may be probed on the top pad of C44 (directly next to U3), and –12 V may be probed
from C100. A ground reference is available at J1 pin 11 and JP1 pins