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Table Of Contents  CertiGuide to A+ (A+ 4 Real)
 9  Chapter 10: The Small Computer System Interface, SCSI

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Summary: SCSI Types, Standards, Speeds, Cables and Connectors
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SCSI Connectors

SCSI hardware uses a variety of different connectors. Here are a few of the more common ones.

Figure 396 shows the Ribbon IDC 50, an internal 50-pin connector for hard drives, CD drives, etc.


Figure 396: Ribbon IDC 50 SCSI Connector

 


Figure 397 illustrates the popular Centronics 50-contact connector for external peripherals such as scanners and tape drives.


Figure 397: Centronics 50 SCSI Connector

 


Figure 398 shows the DB-25 SCSI connector, an external 25-pin connector used by Zip drives, scanners, and many Mac devices.


Figure 398: DB-25 SCSI Connector

 


The 50-pin DB-50, an external 50-pin connector used by Sun workstations, is illustrated in Figure 399.


Figure 399: DB-50 SCSI Connector

 


Figure 400 shows the Half-Pitch DB-50, a smaller version of the full-sized external 50-pin DB-50. It is used as a host and peripheral connector by Jaz drives and many CD drives.


Figure 400: Half-Pitch DB-50 SCSI Connector

 


The Half-Pitch DB-68 SCSI connector is the 68-pin (wide) version of the Half-Pitch DB-50. Illustrated in Figure 401, it is used with Low Voltage Differential (LVD) cables and accessories to achieve peak performance with U2W drives.


Figure 401: Half-Pitch DB-68 SCSI Connector

 


Figure 402 demonstrates the Very High Density Centronics 68, a 68-pin contact connector used on many servers & RAID controllers.


Figure 402: Very High Density Centronics 68 SCSI Connector

 


Finally, Figure 403 shows the SCA-80, a compact 80-contact connector used by SCA drives for RAID controllers.


Figure 403: SCA-80 SCSI Connector

 


Previous Topic/Section
TermPwr (Termination Power)
Previous Page
Pages in Current Topic/Section
1
Next Page
Summary: SCSI Types, Standards, Speeds, Cables and Connectors
Next Topic/Section

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