C.1 serial port, C.2 upc port, Serial port – FUJITSU SPARC ENTERPRISE M3000 User Manual
Page 192: Upc port, C.1 serial port c.2 upc port
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C-2
SPARC Enterprise M3000 Server Service Manual • November 2009
C.1
Serial Port
C.2
UPC Port
TABLE C-1
Serial Port
Pin assignment
Pin number
Signal name
Input/output
Description
1
RTS
Output
Request to Send
2
DTR
Output
Data Terminal
Ready
3
TXD
Output
Send Data
4
GND
---
Ground
5
GND
---
Ground
6
RXD
Input
Receive Data
7
DSR
Input
Data Set Ready
8
CTS
Input
Clear to Send
TABLE C-2
UPC Port
Pin assignment
Pin number
Signal name
Input/output
Description
1
ER
---
---
2
NC
---
Not connected
3
NC
---
Not connected
4
NC
---
Not connected
5
SG
---
Ground
6
*BPS
Input
UPS hardware
error signal
7
*BTL
Input
Battery end of
discharge warning
signal
8
NC
---
Not connected
9
*ACOFF
Input
Power failure
detection signal
12 4 6 8
3 5 7
9 8 7 6
5 4 3 2 1
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