User manual

C-1
CHAPTER
C
External Interface Specifications
This appendix describes the specifications of the connectors provided on the SPARC
Enterprise server unit:
■ “Serial Port” on page 1
■ “UPC Port” on page 2
■ “USB Port” on page 2
■ “Connection Diagram for Serial Cable” on page 3
C.1 Serial Port
TABLE C-1 Serial Port
Setting Pin No> Signal name Input/output Description
1 RTS Output Request to Send
2 DTR Output Data Terminal Ready
3 TXD Output Send Data
4GND — Ground
5GND — Ground
6RXD Input Receive Data
7 DSR Input Data Set Ready
8CTS Input Clear to Send
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