TX-3700 series Technical Manual 14
SERIAL PORT COM2/4
PIN ASSIGNMENT OF DB9M:
PIN #
DEFINITION
ALTERNATIVE
DEFAULT SETTING
1
DCD/+12V
+12V
DCD
2
RX
3
TX
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
+5V
Disable / Enable
Disable
SERIAL PORT COM3
PIN ASSIGNMENT OF DB9M – 10 p RJ45 CONVERSION CABLE:
DB9M
RJ45
PIN #
PIN # DEFINITION
ALTERNATIVE
DEFAULT SETTING
-
1
GND
1
2
DCD
2
3
RX
3
4
TX
4
5
DTR
5
6
GND
6
7
DSR
7
8
RTS
8
9
CTS
9
10
RI
•
COM3 port appears in form of RJ45 type 10
pin modular connector like the right drawing.
However, after use of the conversion cable
separately ordered, the pin assignment in DB9
PIN 1
