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They look like Asus K52DR Bios Flash The header is found on the motherboard directly to the left of the south bridge. Here is how the header pins are numbered: Here is a table showing which header pins should be connected to what parallel pins. Take a paper clip and stick it into the holes in the header connector to determine which lead needs to go to what pin on the DB25 using your multimeter.

Solder each lead appropriately. You then need to get a 5V line from another computer The Red wire on a molex connector. Solder three diodes in series and connect them to the 5V line.

Use your multimeter to ensure the voltage drop gives you between 2. Solder this to the appropriate ribbon lead. Now that you're ready to flash, boot your flashing computer with your DOS boot media.

Asus K52DR Bios Update Fail

When should you update the BIOS? The BIOS should be updated only if the update is needed. For every BIOS update that you are considering, you should first check the list of changes and bugfixes on support. If some of those changes solve issues that you have been having e. If none of the changes are relevant e. So, the rule of thumb is: A word of caution A failed or interrupted BIOS update process almost always means death for the computer. For this reason, never ever interrupt a BIOS update that is already in process. For the same reason, have a good amount of charge in your battery when starting the BIOS update utility more than 10 minutes worth of it.

In that way, you will not depend on the AC supply which might run out just in the critical few seconds. BIOS files are specific to a given type of notebook. Even if Asus K52DR Bios Flash machines are superficially identical like the ASUS V1Jp and ASUS V1J, for instancewith the same basic components, details in the motherboard and various low-level controllers that you might not even know exist might be different, leading to different necessary BIOS code. Never use 3rd party BIOS releases unless you're very technologically savvy about these things, you know and I don't mean "believe you know" exactly what you're doing, and you absolutely trust the source of the BIOS. The WinFlash utility in Windows. Some of the steps are common between the three procedures, so I list them only once. The order in which I list the procedures is not arbitrary.

If you have EasyFlash in your BIOS some do not include ityou are strongly advised to use it, because it's the safest from the three. This is because EasyFlash does not require any operating system be it DOS or Windowsnor any additional software where bugs might creep in and ruin the process. I also cover downgrading the BIOS to an earlier version. This might be necessary sometimes.


Worse, new bugs might appear, although that rarely happens. Preparing the update It is not necessary to "uninstall" anything from the computer, since the BIOS is just a chunk of flash memory KB in size on a special chip on the motherboard.

ASUS BIOS Chip Computer Motherboard Components eBay

This memory will be erased and rewritten in the update process; the process, once started, takes on the order of 10 to 30 seconds including erasing the old BIOS, writing the new BIOS, and verifying Asus K52DR Bios Flash. You only need to download the BIOS file, i. This can be done from the ASUS support page. Navigate to support. Click your model number from the search results, and then click on the BIOS tab.


Download the version you need. Unzip it to obtain the BIOS binary, which is directly usable by Asus K52DR Bios Flash flash utility. Place the unarchived BIOS file somewhere on the harddrive, e. I tried to flash the bios but failed. I tried to recover, using the jumper, but got nothing changed.

K52DR. Select Other Model. Quickly access your product support. REGISTER YOUR PRODUCT · Driver & Utility · FAQ · Manual & Document · Warranty. BIOS. Version /04/ MBytes. BIOS Firmware update. Downloaded DOWNLOAD. Products certified by the Federal Communications.

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