Specifications

CHAPTER 4
Expansion Features
66 Expansion Bay for SCSI Devices
Expansion Bay for SCSI Devices 4
The expansion bay in the Macintosh Performa 6400 computer supports the addition of
SCSI devices. The electrical and mechanical guidelines for utilizing the expansion bay
are defined in this section.
Mechanical Specifications 4
The expansion bay, shown in Figure 4-8, is located at the top of the Macintosh Performa
6400 enclosure. It accomodates a wide range of SCSI devices with a maximum width of
5.25-inch (152.0 mm), a maximum height of 1.72 inches (43.6 mm), and a maximum
length of 8.268 inches (210.0 mm).
Figure 4-8 Macintosh Performa 6400 expansion bay
Plastic Carrier 4
The expansion bay enclosure incorporates a carrier guide mounting mechanism that is
designed to work with the Apple 5.25 plastic carrier (Apple part number 815-1122). The
plastic carrier is attached to the bottom of the SCSI device. To attach the carrier to the
device, the mounting holes in the plastic carrier may have to be modified to align with
Carrier guides
Expansion bay
Plastic carrier
Expansion door
Access port to
plug in cables
Input device