Serial Ports A And B; Universal Serial Bus - Intel SC450NX - Server Platform - 0 MB RAM Product Manual

Serial Ports A and B

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OM04415
Table 41. Serial Port A (External) Connector Pinout
Pin Signal
1 DCD
2 RXD
3 TXD
4 DTR
5 GND
6 DSR
7 RTS
8 CTS
9 RIA

Universal Serial Bus

The SC450NX MP server provides a single, external Universal Serial Bus (USB) connector at the
back panel and an internal header to be used with device bay expansion. Table 42 lists the pinout
for the external USB connector. Table 43 lists the pinout for the internal USB header.
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Table 42. USB External Connector Pinout
Pin Signal
1 VCC
2 Data -
3 Data +
4 GND
Table 43. USB Internal Header Pinout
Pin Signal
1
2 Data -
3 Data +
4 GND
Description
Data carrier detected
Receive data
Transmit data
Data terminal ready
Ground
Data set ready
Request to send
Clear to send
Ring indication active
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
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