Questions & Answers for: nx9420

External Monitor (TV) causes HP nx9420 to reset screen display When adding an external monitor (TV with PC IN connector) the laptop display changes to a previous very low resolution setting that the ...

NX9420 laptop with a rash of STOP errors (d1,5d,c2,50,fe,7f)=dead I will write something here once I get into the site. Well, kindly get it here : www.hp.com/cposupport/eschome.html ...

BLANK SCREEN ON MY hp compaq nx9420. my laptop was working fine and then when restarted I got a blank screen. The power LED and cahrging LED both light up but screen remains blank. have changed the ...

HP nx9420 slow on AC power, but ok on battery power Your adapter is defect. Had similar issues. Solved them by using a new AC adapter.

HP Compaq nx9420 reboot after start loading the Win XP Try to go to safe mode and do a system restore. Just select a date before you encounter the problem.

i have a compaq nx9420,how do i reset the power on password . tanx Enter 3 time wrong password u will get a code send me that code ill send u master password thanks

pci simple communications controller for windows xp usign hp compaq nx9420 That would be your modem. CLICK HERE to go to the download page and install the driver.

NX9420 NEW BATTERY NOT CHARGING BATTERY NOT CHARGING SND SHOWS AHASH SIGN FOLLOWED BY 2 Is the Power Cord working?  If so the new battery might be faulty. 

Have a HP Compag nx9420 and power input connector on laptop seems to be broken. How do I replace it? with the help of a soldar sold it

my Hp compaq nx9420 laptop turns on but screen remains black may be some software or hardware problem try to install your os again or before that you also check the ram of your lap