At/atx power mode select (pson1), Com1 rs232/422/485 setting (cn2) – Avalue ERX-Q77 User Manual

Page 38

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ERX-Q77

User’s Manual

38 ERX-Q77

User’s Manual

2.8.2

AT/ATX Power Mode Select (PSON1)

This jumper allows you to select ATX Mode or AT mode .

ATX MODE (Default)

AT MODE

2.8.3

COM1 RS232/422/485 SETTING (CN2)

This jumper allows you to select COM1 to support RS232/422/485

RS232 (Default)

RS422

RS485


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