But after searching on the Internet and find there is a “crisis recovery” mechanism to recovery the BIOS even the CMOS don’t work. I finally managed to recovery the BIOS with a help of USB flash disk. I will introduce the procedure to crisis recovery my HP Compaq laptop. You need to prepare a USB flash disk and another computer that is connected to the Internet (we need to download the BIOS from HP). The steps to recovery the BIOS are as follows.

Compaq Presario Desktop PCs - Perform a System Recovery on Older Compaq Presario PCs System recovery options The system recovery program offers two recovery options: Standard Recovery (non- destructive) or Full System Recovery (destructive).

Format the USB flash disk’s filesystem to FAT16 on another computer. Get the BIOS image from HP’s website (I use F15 version). Download the BIOS update file from HP’s website (an exe file).

Execute the BIOS update file on another computer. It will decompress the. Select a directory to store the files and you can close the program. In the directory selected, we can get WinFlash.exe. Artha Rin Adalat Ain 2003 Bangladesh Pdf Printer.

Repair Manual 2hp Johnson Seahorse. Unzip WinFlash.exe using a program like WinRAR. We can find two.FD files.

For my computer and the BIOS version I use, the two files are 306DF15.FD and 306EF15.FD. There are two model for Compaq CQ35 computers, so there are two.FD files. You may try one by one to see which model your computer use. Actually this model can be found in “BIOS Setup” (we can’t it as the CMOS is bad) 3. Copy the file 306DF15.FD to USB disk’s root directory and rename it to 306D.bin.

(the file may be different depending on the model) 4. Remove the AC power and battery from the lapttop. Plug in the USB flash disk to the laptop.

Hold two keys: WinKey + B. Plug in the AC power. Hold the Power Button for 5 seconds, then release. Push the Power button as normal to power on the computer. After the laptop starts short beeping, release WinKey+B.