Norco ATX-6991, Руководство пользователя

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ATX-6991 User's Manual
10
J1
、
J2
、
J3
：
COM2 AS RS232 PORT COM2 AS RS422 PORT COM2 AS RS485 PORT
J1 1-3 2-4 J1 3-5 4-6 J1 3-5 4-6
J2 1-3 2-4 J2 3-5 4-6 J2 3-5 4-6
J3 1-2 J3 3-4 J3 5-6 7-8
2.5 Interface specification
Please read this manual carefully before installing any external connectors, in case
of any damage to the motherboard!
2.5.1 Serial Ports
（
COM1
，
COM2
，
COM3-COM6
，
J9
）
Provide 6x serial ports
，
COM1
、
COM2 are standard DB9 port
，
COM3-COM6 are 2.54mm
2*5 box header connector
，
COM1-2 support RS232/RS422/RS485 model
，
1x 3Pin COM port
J1
、
J2
J3