What is the red light on top of my PC?

What is the red light on top of my PC?

The red light on your computer’s case indicates hard drive activity. If it’s not blinking, that means your system is constantly reading data from – or writing it to – its hard drive.

What are those red light towers?

Once a structure tops 200 feet, the FAA gets involved, whether it’s a skyscraper, an electrical tower, or a radio antenna. There are strict guidelines about the candle power of the beacon. In areas where aircraft frequently fly at night, red is more popular than white.

Why do cell towers blink red?

Either red or white light is acceptable, but red is more commonly used in areas where aircraft regularly fly at night. The lights must be connected to an appropriate control device (photo cell, timer, etc.) so that the brightness is adjusted appropriately and automatically in relation to the sky illumination.

What kind of light does a red front door have?

The bright red door also has a golden metallic door mailbox slot at the center. The door is attached to white moldings and framing which has sidelights and a transom. Exterior lighting is fixed to either side of the brick facade around the porch.

Is there a red light on my front panel?

Click to expand… i did this and there was still a red light on my computers front panel. after i turn on my computer it is suppose to change to green after about 2 seconds and beep and then the computer should boot up but im getting nothing. and i just installed a new power supply. fans are working and lights in case are too. any ideas??

Where is the mailbox on a red front door?

Off-white molding and framing support this bright red door, which has five rectangular panels and features a bronze doorknocker and a bronze doorknob. A black mailbox fixed to the wall is placed at the left side of the door. This door is very similar to the one above, with a lion’s head knocker and white plaster pillars on either side.

Why does a red light blink on the windshield?

Re: A red light blinks on the windshield on the center of… It’s part of the security system — it let’s you (and any potential thief) know that the system is armed. You can turn it off by not locking the car up when you leave, but that’s not a very good idea.

What is the red light above the touchpad area that?

Solved! Go to Solution. 04-26-2011 09:00 PM On my DV7 that switch turns off the touchpad. If you use a wireless mouse you can turn it off. 04-26-2011 09:08 PM

Re: A red light blinks on the windshield on the center of… It’s part of the security system — it let’s you (and any potential thief) know that the system is armed. You can turn it off by not locking the car up when you leave, but that’s not a very good idea.

What’s the blinking light on the center of the dashboard?

The little flashing light is most likely part of an alarm system. If it was an factory installed alarm you most likely can’t do much. If it is an after market alarm you can remove the alarm, which is probably faulty if that light is flashing all the time, or you can cut one of the wires to the light.