Re: ASROCK 775i65G Rev2.03 / Turns ON / No Display
Hi have try with another debug card and the code is 13 when vga cable is connect to on board port vga, with external vga card the code is 58 can someone tell what this means?
Regards, Diogo.
DsB_79
Member
Last Activity: 03-23-2025, 06:27 AM
Joined: 05-11-2013
Location: Santarém
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Re: ASROCK 775i65G Rev2.03 / Turns ON / No Display
I have reset the bios, that was one of the first things i do.
With vga cable on port or off the post code is always the same.
I have reflash bios with williem programmer.Leave a comment:
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Re: ASROCK 775i65G Rev2.03 / Turns ON / No Display
Piernov i have heat the north-bridge and south max air max temp for 30 seconds in the back of the board wait a few minutes then turn on the board and the same error code 13 and then 20 i have a 4 digit debug card that gives me the previous stop code and the next stop code always stops on the 20 strange thing.
I have notice something in this following procedure:
With meter on resistance scale red probe on the orange wire 3.3v and black on the ground i notice some resistance increase maybe fill...Leave a comment:
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Re: ASROCK 775i65G Rev2.03 / Turns ON / No Display
Ok,i have reflash the bios but i dont know if has the correct one, can you try to explain how to reflash a bios to this board? I went to asrock support site and download the dos version file and then reflash this file to the bios chipset.Leave a comment:
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Re: ASROCK 775i65G Rev2.03 / Turns ON / No Display
Hi, the bios is AMI, i have try clean out the slots and i measure 2.7v in pin 184 of the ddr i also try diferent ram sticks with no avail same error code.The mosfet near the ram slot has 3.3v on the drain but i see 2.7 in the pin 184, i also try remove the ram slot and see if the speaker beeps and it does, maybe you are just right the ram cannot be reset but i cannot find the fault component it can be pwm but i dont know how to measure the component.Thanks for the tip i apreciated.
Regards,Diogo.Leave a comment:
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ASROCK 775i65G Rev2.03 / Turns ON / No Display
hi, i have a asrock 775i65G Rev 2.0 that starts but does not display any image.
I put a debug card on pci slot and the following hex code appears 13 20.
Steps that i have tried:
Reflash bios , i went to the support site of the board and download the dos version to do the reflash, but this does not solve the problem,
I put external video card on slot agp but the error code is the same so this does not resolve the problem,
I not sure but i think i have a small short in the 3.3v line because when with analog meter in scale of x1 black...Last edited by DsB_79; 03-16-2018, 10:26 AM. -
Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, i have manage to flash back the original bios file now i only have code 43 on graphic card, i suspect that the problem relies on the chip of the graphic card. Thanks, all for the help so far.
Regards, Diogo.Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, i have flash the two bios and the same problem code 43 on the graphic card and with this bios the usb invalid descriptor appears again.How can i see if the original bios has a error so i can fix it or see it.
Regards, Diogo.Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, i have some good news, i manage to flash back the original 2mb pch bios and the invalid device descriptor is gone from the device manager my only problem now is the graphic card the nvidia always appears with code 43, i have install the latest driver from nvidia site but no luck. My question is, will the main bios has anything to do with this problem on the graphic card? This graphic card has the optimus tecnology.Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, Ala_Borde
sorry my mistake, here is the two files the main one and the phc.
Regards, Diogo....Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
This may help, the pcb board has reference vsg mb rev 2.1 and part number is pskke-03m06cep.Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, ok here is the bios dump, if you or anyone can fix this, all of you are a live savers.
Thanks,
Diogo....Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, the laptop is working again but in the device manager i have code 43 for the NVIDIA graphic card 740m and the card reader of the laptop is not working in the device manager appears invalid device descriptor, can this be any thing to do it with the BIOS update.
Can some onde help me debug this issue.
Regards,Diogo.Leave a comment:
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Re: Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, this is only one file i have two chips do i need to programm the two chips, or only need to programm the main one?Leave a comment:
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Bios Dump Toshiba L50-A-1CU PSKK6E
Hi, i need a bios dump from a working laptop model Toshiba L50-A-1CU PSKK6E, can someone help.
Regards,
Diogo. -
Re: New Members - please post your introductions here
Hi all, new member in this forum i do some repair in laptops on my free time.
I think this a good place to start.
Regards.Leave a comment:
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