about LCDVDD , when nothing is connected its 3.36v , even with only cable still 3.36v. . .. but when connected to lcd first it fluctuate, come and go . . and dissapear . . .. . i didnt find the cable so i checked the cable for shorts and the cable is fiine . .and lcd display is also fine cause i have 2 lcd to check with . . . . . . . . .. . .. . then i put jumper on U9 ic for LCDVDD , 3.36v is constant with { EPD_HPD being 2.7v on one lcd and 3v on another lcd }.. . still no display on any lcd . . . . .. . . . .. .
is it because of bios? but has display on external...
Suzn123
Member
Last Activity: 11-20-2024, 04:05 PM
Joined: 10-25-2022
Location: Kathmandu
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hello
i have similar problem , on same mb L560 ver.2
here are my test results , dont know which side is faulty
external monitor display : OK
lcd screen : OK (checked with another working led screen)
cable : OK i guess ( checked every pin for shorts)
cam module : no short to ground
lenovo LED for LOGO : OK
also here are the voltage test , with and without cable+monitor connected
.
plz help me where is the problem and which section i shoud check .
thanks
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Re: ASUS GX531 boardview file request , "brd" version
[QUOTE=pooya_pm;1252784]
thankyou so much. . . . you are such a good person. . . now another gate to cross, since i am using linux i have to try opening it in linux environment which may be hard, openboardview doesnot support it. . . . . . . . but its working in windows virtual machine with Boardviewer, just a bit laggy . no big deal. just sharing. .
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thanks again. . good day.
Re: ASUS GX531 boardview file request , "brd" version
[QUOTE=pooya_pm;1252784]...Leave a comment:
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ASUS GX531 boardview file request , "brd" version
here is the pdf version of boardview and schematic of Asus GX531GS for sharing, but i need brd version of boardview, to be used in opeboardview linux,
if somebody has it, please share. thanks... -
Re: ASUS ROG GX531GW BIOS Request
ohh is it in megabits (Mb). . . Ohhhhhh lord where is my brain at. . this problem is killing my brain cells but i dont wanna give up. . trying again, keep learning... its addicting
hope someone making right bios for me to try again . . . ....Leave a comment:
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Re: ASUS ROG GX531GW BIOS Request
NO luck . . my problem is similar to [url]https://www.badcaps.net/forum/showthread.php?t=84282[/url] i guess. . but i dont have proper bios to verify if its PCH or bios. . .
same condition like him, all PWRGD voltage checked ok, PCH is turning suer hot to touch while starting, , 1.05VSUS voltage for PCH is ok but its 40ohm resistance to the groung, unlike another acer nitro 5 with similar PCH has 1kohm resistance to the ground . . is it ok?
he is lucky to find doner board, which i dont have .
...Leave a comment:
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Re: ASUS ROG GX531GW BIOS Request
OMG , my life was a lie, i thought i was using the latest , didnt check. and luckily version r329 just been arrived, so that means you too now using old version. 
. . .
.. and thanks alot. .. . . . i will give it a try. . . . abd about QR, i dont see anywhere else, just many barcodes. .which i share here . . .
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and if someone have (board view) brd version of this motherboard- GX531GS, please share. i could only find the pdf version which makes it difficult to find the connections.
....Leave a comment:
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Re: ASUS ROG GX531GW BIOS Request
thankyou so much for your effort , and , but its similar to above GX531-F1 image which i have already tried, but still it does not hurt to try again. . .. will try and let you know . . till then here are the QR image and also MEanalyzer error for that bios , could be the reason for not working . . . thankyou again....Leave a comment:
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Re: ASUS ROG GX531GW BIOS Request
thankyou for your effort, but but i already have that one and dont know what to do with that, i can only extract bios region from that , other --- dont know.. . . . . . i have cleaned ME region, PMC region and put the latest bios on it but without modifying discriptor regon or changing its S/N , bios is not working , thats what i feel so... ; so i just want the bios with the s/n on it or whatever the input may require. . .since i dont have backup bios of old one so my summerized question is like.............. what to do when you...Leave a comment:
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Re: ASUS ROG GX531GW BIOS Request
Anyone , please hep me with the bios. laptop turns on , takes 1.3 Amp , but no display. . i dont have the backup bios, i tried cleaning ME region with the backup bios from the internet but no good result. all voltages are OK to me , dont know what is the fault so first i wanna make sure bios is ok, then i can go back to board again, if same problem .. . . . so please someone rebuild fresh working bios with this serial number .. . . . and can can anyone share their dump file/ working bios backup of GX531GS with us??? please
...Leave a comment:
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Re: Need schematics ASUS ROG GX531GS. please
thankyu soooooooooooooo much . you are a life saver.
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