DuetWIFI malfunction - USB not respond dc42 HELP

moris

Hi all
I am new in this forum
I own my duet wifi more then year
2 month ago i replace the card because i weird a stepper and some how the TMC chip burn
I have a warrenty

for two month the card was working perfect
i update to last firmware with no problem at all

yesterday i came to the printer and see no connection on my Panel due
action to troubleshoot:
1.try to connect on wireless on web - fail

2.disconnect the card from all motors and hardware

3.try to connect mac with USB - fail

4.visual inspection - no burn marks on cheap or circuit

5.try to connect with PC (windows 10) - fail

6.press on Erase button and then connect to burn new firmware - fail

7.try to make it with mac - fail

8.visual inspection of the LED -
5V -red LED is on
3.3 green LED is on
USB red LED is on
Debug red LED is on
Y end stop red LED is on - the end stop isn't connected
See attached photo

9.when Duet wifi card is connected to USB ARM chip is hot - i guess it between 40 to 70 celsius

Thank you for your help

moris

@moris closed
I don’t know what is the card problem but if I have a warranty I will replace the card

dc42

I'm sorry for the delay in responding, I've been away at 3D meetup UK.

@moris closed
I don’t know what is the card problem but if I have a warranty I will replace the card

Do you mean you are closing this support query?

sanderboydens

I am having the same problem with my board, I desolderd the wifi module but still i can't get a connection with my pc via USB

dc42

See https://duet3d.dozuki.com/Wiki/What_to_do_if_your_Duet_won't_respond.