Question about Dell Vostro 1510 Laptop

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Computer not coming on.a lock with an A in the middle comes on the screen

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It sounds very much like you have set a machine password in the BIOS. At this level, nothing works unless you enter a password. But--you haven't said if it actually asks for a password. So at startup, press the key to get into the BIOS (probably F2) and see what it says.

Posted on Apr 23, 2010

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Posted on Jan 02, 2017

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A blue lock appears in the middle of my screen, you can not click on it. It disappears and comes back...sometimes open lock, sometimes closed. How do I get rid of it? Thank you!


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Go here and look at how to disable the OSD lock; try holding the menu key for 15 seconds on the monitor.

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My thermostat is not working. It might be locked. It's blinking with all of the information it holds flashing on the screen. The part number is: tstatccnhp01-c My heat is no longer working. Can you...


Instructions
  1. 1 Unlock a partially locked screen by pressing any locked key, which will bring up the "Screen Locked" message. Next press an unlocked key, which will likely be the temperature up and down arrow keys. This will unlock the screen.
  2. 2 Press the "System" key from the home screen. Five blank touch keys, flanked by the "Done" and "Cancel" keys, will appear. Hold down the middle key for about five seconds. The Advanced Settings menu should come up.
  3. 3 Change the User Setup Number, found in the bottom left of the screen, by pressing the middle arrow keys up or down. Set the number to "0670," the universal unlock code.
  4. 4 Turn to the arrow keys on the right side of the screen. Press the keys up or down to change your options. Selecting the number "0" will unlock the screen, while choosing "1" will partially lock it. You can fully lock your screen again by selecting.


Read more: How to Unlock the Screen on a Honeywell Thermostat ' eHow.com http://www.ehow.com/how_7667347_unlock-screen-honeywell-thermostat.html#ixzz19ktDWSq8

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1 Answer

The computer is on and the screen is black. There is a green light on the Lock with the 9 in the middle of it on the upper left of the labtop? It has a malware virus on it and we are trying fix it by...


Hello,
Please go to safe mode using administrator account and check whether it is entering or not? the 9 light shows the num lock is on and it could be turned off by pressing num lock or Fn num lock combo. This will also ensure (if num lock is working) that the issue is woth software.

Thanks

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When I press the button to turn the laptop on it won't come on


something might be wrong with your computer have you changed any of your computer specs? like video card, ram, anything unusual you might have done?

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Won't go past opening screen with "acer" in the middle


If you have Vista, you can press F11 and go into the recovery mode, and it will prompt you to restore your computer to an earlier date.

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My computer doesnt recognize the Player (Code 10) error


it should install try connecting it to another computer if it does it again try this:

1. turn on mp3

2. put it into hold :a lock should appearon the middle of the mp3's screen:

3. press the back button on the mp3 for about 10 seconds the screen should blink then connect it to your computer


i did this in mine and my computer recognized


hope it helps

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