Com1 Port Connector-Cn2; Rs232; Com2/3/4 Port Connector-Cn25/Cn27/Cn33 Support Rs232 - AXIOMTEK IMB200 User Manual

5 Data 3
6 Data 4
7 Data 5
8 Data 6
9 Data 7
10 Acknowledge #
11 Busy
12 Paper Empty #
13 Printer Select

4.6 COM1 Port Connector-CN2

4.7 COM2/3/4 Port Connector-
CN25/CN27/CN33 support RS232
Hardware Description
IMB200 LGA775 ATX MB User Manual
18 GND
19 GND
20 GND
21 GND
22 GND
23 GND
24 GND
25 GND
26
25