A hard disk drive HDD, commonly referred to as a hard drive, hard disk, or fixed disk drive, is a nonvolatile storage device which stores digitally encoded data on rapidly rotating platters with magnetic surfaces. Strictly speaking, drive refers to a device distinct from its medium, such as a tape drive and its tape, or a floppy disk drive and its floppy disk. Early HDDs had removable media; however, an HDD today is typically a sealed unit except for a filtered vent hole to equalize air pressure with fixed media. Originally, the term hard was temporary slang, substituting hard for rigid, before these drives had an established and universallyagreedupon name. A HDD is a rigiddisk drive although it is rarely referred to as such. By way of comparison, a socalled floppy drive more formally, a diskette drive has a disc that is flexible. Some time ago, IBMs internal company term for a HDD was file. citation needed.

The Specific Type of hardware failure can be determined by the error code displayed on the screen. This can also be caused by the tray not being fully closed on boot. E66: DVD Drive Error: DVD model, or version does not match that of the version expected by the dashboard. OR the firmware version on the drive is older then the firmware version expected by the dashboard. Make sure the DVD drive is of the same version originally included with the console and that it is using either the original firmware included with the console or newer. Try removing the hard drive and playing without it, This can also be caused by a Hard Drive Eprom Error. Some also believe this might be caused by a problem with the fans. If that does not work there is no other solution and the console must be sent back to MS for repair. There is a problem with the AV cable, try using a different AV cable. Turn the xbox 360 on, and wait till the 3 red lights are flashing. Release the eject button and press it again. The LEDs will now blink the second number of the code. Release the eject button and press it again. The LEDs will now blink the third number of the code.

Release the eject button and press it again.

The LEDs will now blink the forth number of the code.

Release the eject button and press it again. The LEDs will go back to the 3 red flashing lights. You should be able to determine the difference between the 3 flashing lights and the error code lights by the rate in which they flash. CPU, somehow the console isnt getting clean power from the power supply.

Can be caused by problems with a firmware flash. This is also speculated to sometime be caused by a problem with the southbridge chipset on the motherboard. 0102 unknown error though its most likely GPU related literally means the console does not know what is wrong. DO NOT attempt either of these if your console is still under warranty.

If your console is still under warranty return it to the store where it was purchased or call MS to have it replaced. Try removing the hard drive and playing without it 1010 Hard Drive Error, Can be caused buy a corrupt or missing eProm. There is a problem with the AV cable, try using a different AV cable. Internal and external desktop hard drives are the same. Its just that external desktop hard drives comes in a shell that allows you to use it outside of the computer case. All desktop hard drives are mostly the same. There is also a notebook hard drive which are smaller than desktop hard drives. Notebook hard drives tend to cost more than desktop hard drives so thats another way to know.

Each Network Interface Card has unique MAC Address. All the components in the computer have a ROM which stores the serial number of the product. The OS stores all these details during installation and during activation. The serial key is responsible for protectiting software piracy along with the activation which determin the HOME of the OS. The activation has some threshold limitations. ROM It then calculates and records a number based on the first device of each type that was found during setup, and stores this number on your hard drive. Product Key used in setting up Windows. The hardware is checked each time Windows boots, to ensure that it is still on the same machine.

If your hardware is substantially the same, this will be done by an automated call without your needing to talk to anyone. So, for example, you can install a new video display card every month for as long as you like. NIC and then reboot, you may be missing its three votes and find that a new activation is needed. NIC is back in service.

If, on Windows startup, there are not the required seven Yes votes, the system will, in the original version of Windows XP, only boot to Safe Mode.

You will be required to reactivate by a phone call to Microsoft. This will reactivate your copy of Windows. Pack 1 has been installed: The system will continue to boot normally for three days, during which time you will be able to contact the activation center via the net. It is worth getting the freeware utility Volume ID to restore the original VSN. Then, after the reformat and new Windows XP installation, defer the new activation until you have run Volume ID to restore the old VSN, and rebooted. 2: Another thing that changes the VSN is converting a FAT 32 partition to NTFS. So, if you upgrade a system using FAT 32 to Windows XP and intend to convert to NTFS, do the conversion before activating the system.

Remember, you can wait a while: you have 30 days before you need to activate. Or, if you have already activated, use Volume ID as described in Hint No. BAK files, as described in Hint No. Win XP, these files can be copied back to restore the prior activation status.