3V3_MP overcurrent during RTM startup

sinara-hw / Sayma_AMC

AMC FPGA carrier board with FMC, dual SFP and RTM

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3V3_MP overcurrent during RTM startup #130

Closed marmeladapk closed 5 years ago

marmeladapk commented 5 years ago

(Most probably it's overcurrent, we saw large dips in voltage when RTM started). Changing R92 to 100k helped in Native-R5, but we'll need to test it on the rest of the boards.

@sbourdeauducq your AMC doesn't have this fix.

sbourdeauducq commented 5 years ago

Where is R92?

marmeladapk commented 5 years ago

Zrzut ekranu z 2019-09-25 13 10 41

marmeladapk commented 5 years ago

@sbourdeauducq Due to confusion if we can send this board I had a moment to implement this change on your Sayma.