
Compact Board PCM-QM77
Chapter 2 Quick Installation Guide 2-48
1 DCD IN
2 RX IN
3 TX OUT ±9V
4 DTR OUT ±9V
5 GND GND
6 DSR IN
7 RTS OUT ±9V
8 CTS IN
9 RI IN
10 NC
2.45 USB 3.0 Ports 1 and 2 (CN34)
PIN19
PIN1
PIN10PIN11
Pin Pin Name Signal Type Signal Level
1 +5VSB
PWR
+5V
2
USB1_SSRX− DIFF
3
USB1_SSRX+ DIFF
4
GND GND
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