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AR-B1893A Quick Manual
Part NO.
220010141
1.5 POWER CONNECTOR
1.6 CMOS JUMPER
1.7 USB PORT
•
USB1 (Port0 & Port1)
•
USB3 Pin Header (Port2 & Port3)
1.8 SERIAL PORT
COM1: RS-232
COM2: RS232 / RS-422 / RS-485
Note:
If CN6 in used, COM2 can’t be used
1.9 FAN CONNECTOR (CPUF1, CPUF2, CPUF3)
1.10 INTERNAL BUZZER (BZ1)
1.11 ETHERNET RJ-45 (LAN1, LAN2, LAN3,
LAN4)
1.12 ETHERNET LED
1.13 RESET BUTTON