Table 5 Com1 Rs-232/422/485 Connector (Db9); Table 6 Com2-4 Rs-232 Connector (Db9); Table 7 Vga Connector (Db15) - Quanmax KPC-1530 User Manual

Table 5 COM1 RS-232/422/485 Connector (DB9)

COM1 Function Type RS232/422/485 can be selected from BIOS setting.
KPC-1530/ 1730 User's Manual
Pin RS232
1 DCD, Data carrier detect
2 RXD, Receive data
3 TXD, Transmit data
4 DTR, Data terminal ready
5 GND, ground
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 RI, Ring indicator (+5V / +12V *)
* Voltage can be selected JP4.

Table 6 COM2-4 RS-232 Connector (DB9)

Pin Signal
1 +5V / +12V / DCD, Data carrier detect
Note：Selected by JP5-7
2 RXD, Receive data
3 DTR, Data terminal ready
4 GND, ground
5 TXD, Transmit data
6 DSR, Data set ready
7 RTS, Request to send
8 CTS, Clear to send
9 +5V / +12V / RI, Ring indicator
Note：Selected by JP5-7

Table 7 VGA Connector (DB15)

Signal Name
Red
Blue
GND
GND
VCC
NC
HSYNC
DDC2B clock
RS422
TX-
RX+
TX+
RX-
GND
N/A
N/A
N/A
N/A
Pin Pin Signal Name
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15
31
Chapter 5
RS485
Half Duplex
DATA-
N/A
DATA+
N/A
GND
N/A
N/A
N/A
N/A
Green
NC
GND
GND
GND
DDC2B data
VSYNC