Dell Latitude D510 Notebook "three lights keyboard" Questions

how do i unlock a dell latatude? I dont know the password try contacting dell support at support.dell.com The screen wont come on, it shows three lock lights above the keyboard.

...three little lock symbols that lights up stay on for ten seconds then it cuts off inside the lock symbols are 9,a,and then its a down arrow how do i fix this problem The I button is another one of ...

...three lights. These have a lock synbol below them. The first one from left to right is signified by a number 9, this light is turned on when the numberical keypad is enables. The center light is ...

...lights, light up and then it turns off. the battery is getting full charge. no sound comes from it. any idea what is wrong with it. I changed the ram thinking that could be a solution. but it didnt ...

...three green lights come on but go out and it shuts down I'm answering you from my laptop, that has exactly the same problem. I just keep trying until it powered up. IMPORTANT: DO NOT TOUCH THE KEY ...

...three lights on your keyboard that should come on when the laptop is plugged in and turned on. One is the power light, the other is the battery charging light and the last one is the hard drive ...

...three leds are flashing (the one on the left stays solid and the two other blink) then this is a no memory error and its likely the memory is not seated properly. Remove the memory from under the ...

three green lights appear and stay solid by the power button. It shuts itself off after a few seconds. I have disconnected the ac charger, taken the battery out, even removed the hard drive. Any ideas

three things: the LCD itself is going bad, the cable is bad or loose, or the video processing portion of the motherboard is going bad. Has the laptop taken a fall lately? If you are handy with a small

...three small plastic washers (those you use for mainboards usually) between the screw and the board. If you switch on the laptop now (if it won´t try pressing down the board at the right side a ...