Acer nitro AN515 LA-E903P no post after CPU mosfet short

ktmmotocross

Boardkiller

Join Date: Feb 2014

Posts: 3563

Country: slovakia
#1

Acer nitro AN515 LA-E903P no post after CPU mosfet short

04-14-2022, 02:19 AM

Hello.
I have Acer nitro AN515 LA-E903P that have no post after CPU main rail mosfet short. i replace it. now i have all voltages except gpu voltages and no post. my multimeter shows near short on cpu main rail, but voltage is good. have no short on gpu rails.

how to check if cpu is bad?
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mcplslg123

Badcaps Legend

Join Date: Jun 2015

Posts: 7262

Country: india
#2

04-14-2022, 11:04 PM

Re: Acer nitro AN515 LA-E903P no post after CPU mosfet short

Is it discrete model or you iGPU voltage? The mosfet connected to GFX coil of SOC or Discrete GPU?? Was it dual channel mosfet??
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ktmmotocross

Boardkiller

Join Date: Feb 2014

Posts: 3563

Country: slovakia
#3

04-15-2022, 12:54 AM

Re: Acer nitro AN515 LA-E903P no post after CPU mosfet short

have no VDDCl and VCORE

Last edited by ktmmotocross; 04-15-2022, 12:58 AM.
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Acer nitro AN515 LA-E903P no post after CPU mosfet short

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