Geller TL-550 - RS232 C Interface

11.6 RS232C Interface
The connectors (RJ45 type) for RS232C interface are equipped regularly.
COM 2 COM 1
Signal Pin Assignment
Pin Number : Right end = Pin 1
Left end = Pin 8
Be sure to shut off the power before plugging the connector in.
CAUTION
74
11.Checking and Resetting Sales Information
1
2
3
4
5
6
7
8
9
10
11
12
8
18
1
Pin Number
Signal Name
I/O
1
RTS
OUT
2
TXD OUT
3
CTS IN
4
GND
5
(DTR)
6
+5V (Short)
7
(DSR)
8
RXD IN