upgrading and repairing PCs technicians ... - 400 Bad Request

upgrading and repairing PCs technicians ... - 400 Bad Request upgrading and repairing PCs technicians ... - 400 Bad Request

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318 Parallel Ports 13 25 Chapter 14—Connector Quick Reference TYPE A RECEPTACLE 1 14 1 13 14 25 PLUG IEEE 1284-A (D-SUB) 18 36 19 RECEPTACLE 1 18 19 TYPE B PLUG IEEE 1284-B (CENTRONICS) 1 36 18 36 1 TYPE C RECEPTACLE 1 19 18 19 36 PLUG IEEE 1284-C The three different types of IEEE-1284 parallel port connections. Type A receptacle (DB-25m) is used on computers; Type B receptacle is used on most printers. Some HP LaserJet printers use both Type B and Type C receptacles. SCSI Ports HD50m HD50f The SCSI HD-50m cable connector (top) and HD-50f receptacle (bottom) are the most common types of external SCSI ports used today. Amphenol (Centronics) 50m Amphenol (Centronics) 50f The traditional (Amphenol/Centronics) 50m cable connector (top) and 50f receptacle (bottom) are still widely used for external SCSI devices.

HD68m HD68f Serial Ports and Cables 319 Wide SCSI HD-68m cable connector (top) and HD-68f receptacle (bottom) are used for Wide SCSI external devices. USB and IEEE-1394 (FireWire) SERIES “A” USB Connector SERIES “B” USB Connector SERIES “A” USB Socket SERIES “B” USB Socket USB Type A and Type B ports and cables. Use a Type A to Type B cable to run between USB hubs and most USB devices.

HD68m<br />

HD68f<br />

Serial Ports <strong>and</strong> Cables 319<br />

Wide SCSI HD-68m cable connector (top) <strong>and</strong> HD-68f receptacle (bottom)<br />

are used for Wide SCSI external devices.<br />

USB <strong>and</strong> IEEE-1394 (FireWire)<br />

SERIES “A”<br />

USB Connector<br />

SERIES “B”<br />

USB Connector<br />

SERIES “A”<br />

USB Socket<br />

SERIES “B”<br />

USB Socket<br />

USB Type A <strong>and</strong> Type B ports <strong>and</strong> cables. Use a Type A to Type B cable to run<br />

between USB hubs <strong>and</strong> most USB devices.

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