Computer Light Is Not Blinking

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Different computers have varying collections of indicator lights, but all computers have one light that blinks: the hard drive light. If this light has stopped blinking, then the severity of the issue and the steps you need to resolve the problem depend on whether the light has stopped lighting up entirely or if it is constantly on without blinking.

The Hard Drive Light

  • Your hard drive monitor gives you a simple way of tracking your computer's work load. Every time your processor reads data from or writes data to any of the drives on your computer, the hard drive light will flash. This includes any of your optical drives or any of the hard drives you have installed on your machine. This light will not flash if your processor is accessing its cache or reading data from your RAM sticks.

Solid Light

  • If your hard drive light is always on and never blinks off, it means that your system is under heavy strain. Either the processor is constantly accessing one of your drives or your computer has frozen up. If the light is solid but your system is still responsive, then the set of programs you are currently running has taxed your RAM and processor cache to their limits. If the computer is entirely unresponsive, then you have exhausted these resources and your system has frozen. You can try force-quitting certain applications, but you may have to manually power off and restart your computer.

Resolving Performance Issues

  • You can relieve stress on your computer by simply running fewer applications and services at the same time. This will create less competition for your computer's temporary memory resources, which will improve the performance and speed of the programs you do run. If you don't want to run fewer programs, adding more RAM sticks will help your computer accommodate the program load.

No Light

  • If your hard drive light never blinks even though your computer is running, then your problem is that the light itself is broken. This is most likely due to a problem with the wiring between the hard drive light and your motherboard. A broken hard drive light will not prevent your computer from running normally, and it will not affect your computer usage if you normally ignore the light. If you do want the option of consulting the hard drive light, you can open up your computer case to make sure that the wire connecting the light to your motherboard is securely connected. If the wire is securely connected, then you will have to buy a new hard drive light for your computer.

References

  • Photo Credit Jupiterimages/liquidlibrary/Getty Images
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