Yesterday I just cultivate Compaq CQ40-717TU is OFF with the power and wifi led lamp flame. Previously I've also cultivate Compaq CQ40-653TU is OFF also with the same damage. I've tried and succeeded in all ... ... CQ40 laptop demise was caused by a failure to downgrade the BIOS so that there is damage in the laptop BIOS. Dead Laptop and consequently do not come out with a display and wifi led indicator lights tetep. Do not Panic first, .... If you experience this, but somehow I was too panicked ... .... Oops ... how ya ... ..?
OK, go straight to the point,
BIOS Recovery mode to HP Pavilion DV4, CQ40 and C700 :
1. Download the BIOS on the official website. IMPORTANT: The BIOS must be exact, for example CQ40-717TU, meaning you have to download the BIOS CQ40-717TU. And CQ40-717TU does not equal-717TX CQ40. If for CQ40 laptop you can download it Here,
Usually the title of the file "WinFlash for HP Notebook System BIOS - Microsoft Windows-Based"
2. Prepare Flasdisk empty, if yesterday I was using flash 2Gb Kingston. Remember kosngkan used your flash for the process will run smoothly.
3. Extract the downloaded BIOS file the form. exe using the program WinRar atau 7ZIP.
4. Find the file extension. 30F7F04.FD FD for example, select the one (usually there are 4 files with the extension. FD), for example I chose 30F7F04.FD. Then leave the first 4 letters of 30F7 and then add the extension. BIN to become 30F7.BIN.
5. So 30F7F04.FD files into 30F7.BIN, then save the file 30F7.BIN it to flash.
6. Remove the BATTERY CHARGER and from the laptop. Remember the batteries must be off.
7. Plug the existing flash files xxxx.BIN
8. Press and hold down the Windows keyboard and B
BIOS Recovery mode to HP Pavilion DV4, CQ40 and C700 :
1. Download the BIOS on the official website. IMPORTANT: The BIOS must be exact, for example CQ40-717TU, meaning you have to download the BIOS CQ40-717TU. And CQ40-717TU does not equal-717TX CQ40. If for CQ40 laptop you can download it Here,
Usually the title of the file "WinFlash for HP Notebook System BIOS - Microsoft Windows-Based"
2. Prepare Flasdisk empty, if yesterday I was using flash 2Gb Kingston. Remember kosngkan used your flash for the process will run smoothly.
3. Extract the downloaded BIOS file the form. exe using the program WinRar atau 7ZIP.
4. Find the file extension. 30F7F04.FD FD for example, select the one (usually there are 4 files with the extension. FD), for example I chose 30F7F04.FD. Then leave the first 4 letters of 30F7 and then add the extension. BIN to become 30F7.BIN.
5. So 30F7F04.FD files into 30F7.BIN, then save the file 30F7.BIN it to flash.
6. Remove the BATTERY CHARGER and from the laptop. Remember the batteries must be off.
7. Plug the existing flash files xxxx.BIN
8. Press and hold down the Windows keyboard and B
9. Connect the Charger, the Windows key and B do not off the first.
10. Turn on the laptop by pressing the power button Laptops
11. Hold down the windows and the B button until you hear a "beep", then release the button. Laptop automatically search for the original BIOS is characterized by a distinguished kedip2x LED flash.
12. Beep beep will sound again every 2 seconds, let alone, the laptop itself will die automatically after finished restore / recover the BIOS.
13. Done. To try turn on the laptop as usual by simply pressing the powernya.
14. if you fail, try again and try with another flash, remember ... ... the flash should be empty for easy laptop to find the BIOS file that will be restored or recovered.
Good luck ... .. good luck ... ...
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