Custom Engineering KPM150H User Manual page 35

6 9
1 5
1 DCD
2 TX
3 RX
4 DSR
5 GND
J5
6 DTR
7 CTS
8 RTS
9 n.c.
NOTE:
Given the presence of the RS232 standard, logic value "0" corresponds to a voltage level of between +3Vdc and
+15Vdc and logic value "1" corresponds to a voltage level of between -3Vdc and -15Vdc.
NOTE: DEVICE > PC connection
The following pictures shows an example of connections between the printer and a personal computer a 9 pin
female RS232 serial connectors:
NOTE:
When use a serial cable, we recommend the installation of a ferrite core on the power supply cable.
RS232 SERIAL INTERFACE
Female DB9 connector
During transmission, takes the values "0" and "1" depending on data
During reception, takes the values "0" and "1" depending on data
When "1", printer is power on
When "1", printer is ready to receive data
DCD
1
TX
2
RX
3
DSR
4
GND
5
DTR
6
CTS
7
RTS
8
9
DEVICE
DCD
1
RXD
2
TXD
3
DTR
4
SIGNAL GND
5
DSR
6
RTS
7
CTS
8
9
PC
User manual
3. INSTALLATION
KPM150H-AERO 35