2 connectors and headers 2-2-1 connectors – Jetway Computer NF9T User Manual

Page 22

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2-2 Connectors and Headers
2-2-1 Connectors

(1) Rear I/O Connectors

(2) COM1 (9-pin Block): RS232/422/485 Port
COM1 port can function as RS232/422/485 port. In normal settings COM1 functions
as RS232 port. With compatible COM cable COM1 can function as RS422 or RS 485
port.
User also needs to go to BIOS to set ‘Transmission Mode Select’ for COM1 (refer to
Page 32) at first, before using specialized cable to connect different pins of this port.

For RS422 Mode

RS422 TX(B)

RS422 TX(A)

RS422 RX(A)

RS422 RX(B)

For RS485 Mode

RS485 D-(B)

RS485 D+(A)

Line-Out Port

USB 2.0 Ports

RJ-45 LAN Port

12V

DC Power-in

Connector

USB 2.0 Port

Parallel Port

COM1 Port

HDMI Port

VGA Port

PS/2 KB & MS Port

COM2 Port

USB 3.0 Port

MIC Port