Hardware Installation- 33 -
English
19/20) RUSB_PSEL / FUSB_PSEL
These 2 jumpers are used to select the power of the rear & front USB devices.
Normal 5V (jumper set to 1-2) and standby 5V (jumper set to 2-3) are available. When standby 5V
is selected, users can wake up system from USB devices.
1
Pin No. Definition
1-2 Short Normal 5V
2-3 Short Standby 5V
21) COMA (Serial Port Connector)
Be careful with the polarity of the COMA connector. Check the pin assignment carefully while you
connect the COMA cable, incorrect connection between the cable and connector will make the
device unable to work or even damage it. For optional COMA cable, please contact your local
dealer.
Pin No. Definition
1 NDCDA-
2 NSINA
3 NSOUTA
4 NDTRA-
5GND
6 NDSRA-
7 NRTSA-
8 NCTSA-
9 NRIA-
10 No Pin
2
10
1
9
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