
Compact Board PCM-QM77
Chapter 2 Quick Installation Guide 2-52
2.48 USB 2.0 Ports 7 and 8 (CN37)
GND
GND
USB8_D+
USB8_D-
+5VSB
+5VSB
12
910
USB7_D-
USB7_D+
GND
GND
Pin Pin Name Signal Type Signal Level
1 +5VSB PWR +5V
2 GND GND
3 USB7_D- DIFF
4 GND GND
5 USB7_D+ DIFF
6 USB8_D+ DIFF
7 GND GND
8 USB8_D- DIFF
9 GND GND
10 +5VSB PWR +5V
2.49 PS/2 Keyboard/Mouse Combo Port (CN38)
KB_CLK
KB_DATA
1
46
2
MS_DATA
+5VSBGND
MS_CL
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