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820-02020-A M1 no power

Thread starter Soji
Start date Mar 2, 2023

Soji

Member

#1

Draws 5.17V at the ammeter
PPBUS_AON=12.37
PP3V8_AON=3.8V
PP5V_AON=5V
All S2 voltages are present….

2informaticos

Administrator

Staff member

#2

It is recognized in DFU mode?

Soji

Member

#3

No,it doesn’t enter DFU

2informaticos

Administrator

Staff member

#4

Any history available?

Soji

Member

#5

a blown F5200 fuse….
And have replaced it

2informaticos

Administrator

Staff member

#6

What about AWAKE voltages?

Try to enter DFU mode using SV100/10.
Solder RV120, if no present.

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