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Old 08-30-2021, 05:03 AM   #1
muradterzi
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Default Acer LA-H782P-Rev:2.0

Hello, LA-H782P-REV:2.0 Motherboard, How to disable onboard RAM, Pleas help me?

Last edited by SMDFlea; 08-30-2021 at 05:25 AM..
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Old 08-30-2021, 05:25 AM   #2
SMDFlea
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Default Re: Acer LA-H782P-Rev:2.0

boardview
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File Type: zip Compal LA-H782P Boardview.zip (287.5 KB, 378 views)
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Old 08-31-2021, 01:22 AM   #3
muradterzi
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Default Re: Acer LA-H782P-Rev:2.0

Quote:
Originally Posted by SMDFlea View Post
boardview
Thank you, bat please schematic
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Old 10-05-2021, 06:20 AM   #4
muradterzi
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Default Re: Acer LA-H782P-Rev:2.0

Quote:
Originally Posted by muradterzi View Post
Hello, LA-H782P-REV Motherboard, How to disable onboard RAM, Pleas help me?
Onboard RAM dissable ok.

la-h782p onboar ram dis.jpg
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Old 11-27-2021, 09:24 PM   #5
neofln
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Default Re: Acer LA-H782P-Rev:2.0

Just to complement the picture about onboard memory disable.

The schematic shows the truth table for no memory as:

RAM_ID0 = 1
RAM_ID1 = 1
RAM_ID2 = 1
RAM_ID3 = 1

So you must have RC150, RC151, RC153, and RC224, populated with 10K
And RC155 RC225 RC226 RC227 not populated, to disable the ram.

The resistors changes will be different for the different boards IDs and for the different possible memorys IC brands.

SMDFlea thank you very much, this boardview saved my night. ;D
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Old 12-12-2022, 04:18 PM   #6
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Default Re: Acer LA-H782P-Rev:2.0

Hi guys, anyone got a Schematics Diagram ?
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