Quanmax KEMX-1750 series User Manual

Chapter 2
36
KEMX
-
1
7
50 serie
s
Use r’ s M a nual
Table 42 CN9 RS-232 / 422 / 485 Port 1, 2 Connector
Port Pin RS-232 RS-422
Half Duplex
RS-485
Full Duplex
RS-485
1
B1 DCD T X
-
DATA
-
TX
-
B
2
RXD TX
+
DATA
+
RX+
B
3
TX
D
RX+ NA T X
+
B4 DT
R
RX
-
NA RX
-
B
5
GND GND GND GND
B
6
DS
R
NA NA NA
B
7
RT
S
NA NA NA
B
8
CT
S
NA NA NA
B
9
RI NA NA NA
Port Pin RS-232 RS-422
Half Duplex
RS-485
Full Duplex
RS-485
2
A
1 DCD TX
-
DATA
-
TX
-
A
2
RXD TX
+
DATA
+
RX+
A
3
TX
D
RX+ NA T X
+
A
4 DT
R
RX
-
NA RX
-
A
5
GND GND GND GND
A
6
DS
R
NA NA NA
A
7
RT
S
NA NA NA
A
8
CT
S
NA NA NA
A
9
RI NA NA NA
[FEN YING D20H1P1PB112AA31N3]
Note：RS-232 / 422 / 485 can be selected in BIOS setup.
Table 43 DIO1 3 Stack-up Azalia Audio Phone Jack
Signal Name
GREEN LINE OUT
PINK MIC IN
JACK*2 DIP 9P 90D AZALIA.D3.5mm [KORTAK ZJ387S-9B-7H]

Quanmax KEMX-1750 series Specifications

General

Brand	Quanmax
Model	KEMX-1750 series
Category	Motherboard
Language	English