CHAPTER 5Troubleshooting Startup Problems

Several of the parts in this book end with a troubleshooting chapter like this one. The troubleshooting chapters are short and focused; they provide quick solutions to common problems.

The Computer Doesn't Start

If the computer does absolutely nothing when you turn it on, your first move is to check all cable connections. Make sure the power plug on every device that plugs into the wall is firmly plugged in. Also, make sure the mouse, keyboard, and all other devices are firmly plugged into their slots.

If you're troubleshooting a desktop computer, look for a 0/1 power switch on the back of the computer and make sure it's on (flipped to the 1 position).

If your computer is a laptop or tablet device, make sure the battery is connected correctly. Ensure that the AC adapter is plugged in.

Turn on the computer again and, as it is powering up, push the button on the CD or DVD drive. If a disk is in the drive, remove the disk.

If the computer sounds as though it's starting up but you don't see anything on the screen, make sure all plugs to the monitor are firmly seated. If you're working on a desktop computer, make sure the monitor's power cable is firmly attached to the monitor and wall socket. Confirm that the cable connecting the computer to the monitor is firmly attached at both ...

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