A master drive is the drive on which you’ll install the operating system that the computer loads into its memory each time you turn it on. You can run application programs and store data on both the master drive and the slave drive, but the master drive must contain the operating system.

Follow the instructions in the next section to change the jumper

settings on both of your hard disk drives.

Changing the Jumper Settings

The hard disk drive jumpers are located on the drive’s circuit board, near the large cable connector.

ACT

large cable connector

The jumpers on your drive may be in a slightly different location, but you set them the same way.

Installing and Removing Disk Drives

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