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4001 with black screen

gryfon99

Inactive User
anybody come accros this one started the box up and it sticks on tune even when i try to force boot and i can't get into the diagnostic screen tried pulling the red jumper but still the same and when i check the voltage at the tuners thay seem correct as one is at 32v and the other is varying between abaut 5v and 32v i have also tried a different cim
 
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