Owner manual

Quick Installation Guide
EPI-QM57 Quick Installation Guide 13
2.3.11 Serial port 2 in RS-422/485 mode connector (J422/485)
Signal
PIN
PIN
Signal
GND
6
5
+5V
RX+
4
3
TX+
RX-
2
1
TX-
Note: J422/485 is available after
modifying the mode of COM2 in BIOS setting.
2.3.12 HD power connector (HD_PWR)
Signal
PIN
GND
1
GND
2
+5V
3
+5V
4