Help me Sapphire rx470

[LEE SEUNGYONG]

Sapphire rx470 4g
There was a problem during repair.
The pattern has been blown away

[LEE SEUNGYONG]

Re: Help me Sapphire rx470The pattern is gone

Sapphire rx470 4g
There was a problem during repair.
The pattern has been blown away

The pattern is gone

[didi79]

Re: Help me Sapphire rx470

What's your question?
By "pattern" you mean pad?

[LEE SEUNGYONG]

Re: Help me Sapphire rx470

What's your question?
By "pattern" you mean pad?

Do not bury the marked part with lead. Electrical signals do not appear to flow either.

[didi79]

Re: Help me Sapphire rx470

If you find the datasheet for that powerstage, you will be able to tell if that pad is necessary

[LEE SEUNGYONG]

Re: Help me Sapphire rx470

If you find the datasheet for that powerstage, you will be able to tell if that pad is necessary

This is ic.

[didi79]

Re: Help me Sapphire rx470

This is ic.

PWM pin is necessary. You should be able to eliminate to what pin on the PWM controller it goes. If you can recreate the pad, you can connect it. Not easy, but doable.