Apple Power Macintosh G3 Minitower Spécifications télécharger pdf (Page 37)

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101

Basics Data Buses - 21

Note:

Despite the hierarchical-sounding names of "master"

and "slave", the master drive does not have any special

status compared to the slave one; they are really equals in

most respects. The slave drive doesn't rely on the master

drive or anything like that, despite the names.

Devices are designated as master or slave using jumpers,

small connectors that fit over pairs of pins to program the

drive through hardware. Each hard drive manufacturer uses

a different combination of jumpers (usually named

differently) for specifying whether its drive is master or

slave on the channel. Some disks put this information right

on the top label of the drive itself, while many do not; it

sometimes takes some hunting around to find where the

jumper pins are on the drive even once you know how the

jumpers are supposed to go.

ATAPI drives, or ATA/IDE devices that support removable

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Apple Power Macintosh G3 Minitower Spécifications Page 37

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