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9 com 1 rs-422-485 mode (rs422_1), Lcd inverter connector (jbkl1) – Avalue ECM-QM87 User Manual

Page 25

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User

’s Manual

ECM-QM87R/ ECM-QM87 User

’s Manual 25

2.4.9 COM 1 RS-422-485 mode (RS422_1)

Signal

PIN PIN

Signal

485_422TX1-

2

1

422RX1-

485_422TX1+

4

3

422RX1+

+5V

6

5

GND

Note:

J422/485 is available after modify the mode of COM1

in BIOS setting

2.4.10 LCD inverter connector (JBKL1)

Signal

PIN

+12V

1

GND

2

BKLEN

3

VBRIGHT

4

+5V

5

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