Universal Serial Bus; Figure 4-12 Usb External Connector; Table 4-11 Usb External Connector Pinout; Table 4-12 Usb Internal Header Pinout - Silicon Graphics 1400 Server Family Maintenance And Upgrade Manual

Chapter 4: Technical Reference
80

Universal Serial Bus

The server provides a single, external Universal Serial Bus (USB) connector at the back
panel (see Figure 4-12) and an internal header to be used with device bay expansion.
Table 4-11 lists the pinouts for the external USB connector. Table 4-12 lists the pinouts for
the internal USB header.
4 1
Figure 4-12 USB External Connector
Table 4-11 USB External Connector Pinout
Pin Signal
1 VCC
2 Data -
3 Data +
4 GND
Table 4-12 USB Internal Header Pinout
Pin Signal
1
2 Data -
3 Data +
4 GND
Notes
Cable power
Data (differential pair negative)
Data (differential pair positive)
Cable ground
Notes
N/C
Data (differential pair negative)
Data (differential pair positive)
Cable ground