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16
2.3.7 COM2 Connector: J42
Signal
Description
Pin
#
Pin
#
Signal
Description
Data-Carrier
Detect
1 2
Data-Set-
Ready
Receive-Data 3 4
Request-to-
Send
Transfer-Data 5 6 Clear-to-Send
Data-
Terminal-
Ready
7 8 Ring-Indicator
Ground 9 10 Key
Use these pin definitions to connect
a port to COM2.
2.3.8 USB 2.0 Front Panel Headers: J25/J140
Signal
Description
Pin
#
Pin
#
Signal
Description
VCC
1 2
VCC
USB DATA-
3 4
USB DATA-
USB DATA+
5 6
USB DATA+
GND
7 8
GND
KEY
9 10
NC
Use these headers to connect to
chassis front panel USB connectors.