User`s manual
AIMB-220 
40 AIMB-220 User’s Manual 
2.4.14  Audio Connector (CN2) 
Port  Description 
Audio-In 
Connects a tape player or 
other audio sources. 
Audio-Out 
Connects a headphone or a 
speaker. 
Microphone Connects a microphone. 
2.4.15  RJ-45 Ethernet / USB 3, 4, 1 & 2 Connectors (CN3, CN4) 
Port  Description 
RJ-45 
Allows connection to a Local 
Area Network (LAN) through 
a network hub. 
USB 2.0 
For connecting USB port 3, 
4 (CN3), 1, 2 (CN4) 
2.4.16 4/5/8-Wire Touch Screen Connector (CN5) (Optional) 
PIN 4-Wire 5-Wire  8-Wire 
1  NA  NA  Right Sense 
2  NA  NA  Left Sense 
3  NA  NA  Bottom Sense
4  NA  Sense  Top Sense 
5  Right  LR  Right Excite 
6  Left  LL  Left Excite 
7  Bottom UR  Bottom Excite
8  Top  UL  Top Excite 
9  GND  GND  GND 
Microphone
Audio-Out 
Audio-In 
CN
3
CN4










