Specifying the slot number

By convention, 3.5-inch drives are connected to a card in slot 5, 5.25-inch drives are connected to a card in slot 6, a printer is connected to a card in slot 1, and a modem is connected to a card in slot 2. The ports follow this convention in emulating slots. See Table 6-1 for the slot equivalents of the ports on the Apple IIGS.

Table 6-1

Slot equivalents


Port

Printer port
Modem port
Disk drive port

Memory expansion card
used as RAM disk

Slot 1
Slot 2
Slot 5 (for 3.5-inch disks)
Slot 6 (for 5-25-inch disks)

Slot 5


Important

The operating system only supports two devices per slot. If you have more than two slot 5 devices (If you have two 3.5-inch drives and a RAM disk. for example), the third and fourth slot 5 devices appear to be connected to a card In slot 2. Slot 2 is the overflow slot for slot 5 devices.


Specifying the drive number

In general, the drive connected directly to the port is drive 1, the next drive of that type is drive 2. If you have both 3.5-inch drives and 5.25-inch drives connected to the disk drive port, the 3.5-inch drives should be closest to the computer in the chain. The 5.25- inch drive nearest the computer is drive 1, the 5.25-inch drive farthest from the computer is drive 2. If you have used the Control Panel to designate your RAM disk as your startup disk drive, it is drive 1 in slot 5. If a 3.5-inch drive is designated as your startup drive, the RAM disk is drive 2 in slot 5.

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Chapter 6: Peripheral devices