IndiaReFix - Laptop & TV Repair Forum

Posted: **Wed Feb 01, 2017 9:53 am**

I have a problem Dell 3521. That is +3.3V is short to ground. I try to inject 1.5 V to the Coil and i found heat on KB9012QF A3 chip. I removed it and check again now that short has gone. But i have KB9012QF A4 chip as replacement. Is it OK. That is KB9012QF A3 to KB9012QF A4.

Posted: **Wed Feb 01, 2017 3:40 pm**

One of my friend said both chips will be ok. So I will fix it and come back......

Posted: **Thu Feb 02, 2017 6:06 am**

A3 and A4 is same.programme the sio and u r done

IndiaReFix - Laptop & TV Repair Forum

KB9012QF A3 chip on Dell 3521

KB9012QF A3 chip on Dell 3521

Re: KB9012QF A3 chip on Dell 3521

Re: KB9012QF A3 chip on Dell 3521