Why does my monitor say no signal when computer is on?

A no signal error on a monitor could be a sign that your PC monitor is ignoring the graphics output from your PC. If this is the case, make sure that the input source on your monitor is correctly set. If it isn’t, switch to the correct source (for example, HDMI or DVI for modern PCs) to get your monitor working again.

Do you plug your keyboard and mouse into the PC or monitor?

Yes, you can plug a USB mouse and keyboard into the monitor as long as a USB cable is connected from the monitor to the computer.

What do you do when your HP monitor says no signal?

Cycle the power on the monitor as follows:

  1. Turn off the monitor. The power light on the monitor should be off. Leave the computer turned on.
  2. Unplug the power cord.
  3. Wait 5 seconds.
  4. Plug in the power cord.
  5. Press the power button on the monitor to turn on the monitor. One of two things happens:

How do I fix no signal detected?

  1. Turn off your computer.
  2. Unplug the cable running from your monitor to your PC and plug it back in, making sure the connection is firm.
  3. Reattach the cable running from your monitor to your PC.
  4. Replace your monitor with another monitor if possible.
  5. Open your PC case and locate your video card.

Why does my mouse not work on my monitor?

A: In most cases, when a mouse and/or keyboard become unresponsive, one of two things are to blame: (1) The batteries in the actual mouse and/or keyboard are dead (or are dying) and need to be replaced; or (2) the drivers for either or both devices need to be updated.

Why do I get No signal on my monitor?

However, there comes no signal on my monitor even standby orange light doesn’t go green for a second. Similarly there is no power / light on my keyboard and mouse while CPU fan and two other case fans are spinning and CPU led is flashing properly. There is no beep sound whatsoever until I remove the RAM.

What’s the problem with no keyboard and no monitor?

Identical problem on both computers. No signal to Monitor, Keyboard or Mouse. All three work just fine with another desktop. I already tried the “Unplug everything. Hold power button for 30 seconds” trick. No change. Still the same problem on both PC’s. Please Help. Solved! Go to Solution. 09-24-2014 08:58 PM So I just reseated the memory.

Why is my keyboard and mouse not working?

PC turns on, No signal, keyboard/mouse. So I was in my bios and I changed my CPU mode offset sign from + to -, I saved the settings and exited. When the PC restarted it came on perfectly fine but I am getting no signal on my monitor and my razer keyboard & mouse aren’t coming on or lighting up. My CPU is a Intel Core i5 3470 3.20Ghz.

What to do if your PC has no signal?

I did I plugged the VGA cable into the motherboard, then I tried plugging the HDMI cable into the motherboard, no results. The GPU wasnt inside the PC or plugged in, The only thing on was the RAM, PSU, CPU and monitor connected up with both HDMI and VGA, still no signal.