Questions & Answers for: Compaq Presario power is off and on

...power off the laptop it does actually go off and not hibernate, and keep HDD powered on at all times and not set at power down after so many minutes. There must be a power setting problem, so if you ...

...power it off. This happens in a second. Initially I thought it was the battery but it does not work even with direct power turned on. Is there a problem with motherboard or power circuitry. Thanks in ...

...off as soon as i power it on. This happens in less than a second. Initially I thought it was the battery but it does not work even with direct power turned on. Is there a problem with motherboard or ...

off and the computer is not detecting that the power supply is plugged in? I think a transistor may be going bad....and circuit information out there? and what does the flashing indicator mean? remove

...reset power strip (on and off) It maybe that he was running on battery alone ( if Laptop ) and that the ac adaptor wasnt really powering the PC. If all is ok and if still no power try another

...power off, I tried to turn on the laptop but I saw the power light on for about 3 seconds and then off, I retried and same thing no power, can anybody help me to solve this problem? let it sit for ...

...power LED or battery charge LED activity. 5. Laptop randomly powers off without any warning. If your laptop is out of warranty, then you can fix the problem by re-soldering DC-IN jack on the system ...

...Power off and remove the battery. If the laptop powers on with just the adapter connected, your battery is faulty. If you move/wiggle the power adapter at the point where it connects to the laptop, ...

...Power off and remove the battery. If the laptop powers on with just the adapter connected, your battery is faulty. If you move/wiggle the power adapter at the point where it connects to the laptop, ...

...off. If I power up and do not attempt to enter the setup menu, the screen will display the options for entering the Setup/Boot order but then immediately powers off. I would appreciate any help or ...