Pin Assignments for I/O Connectors:
Pin
Signal
Pin
Signal
1
DCD
6
DSR
2
RXDA
7
RTS
3
TXDA
8
CTS
4
DTR
9
RI
5
GND
Dell D/Bay Connector
Pin
Signal
Pin
Signal
1
USB_VCC
8
SMB_CLK
2
USB_D-
9
GND
3
USB_D+
10
SHIELD GND
4
USB_GND
11
SHIELD GND
5
PWR_SRC
12
SHIELD GND
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