Serial port 1 connector (j422/1), Hd power connector (hd_pwr1) – Avalue EPI-QM77 User Manual

Page 28

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EPI-QM77

28 EPI-QM77 User

’s Manual

2.4.11

Serial Port 1 connector (J422/1)

Signal

PIN PIN

Signal

GND

6

5

+5V

RX+

4

3

TX+

RX-

2

1

TX-

Note:

J422/1 is available after

modifying the mode of COM1 in BIOS setting.

2.4.12

HD power connector (HD_PWR1)

Signal

PIN

+5V

4

+5V

3

GND

2

GND

1

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