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Elo TouchSystems 1520 User Guide 19
Advanced Unit: Intel® Desktop Board DQ45EK
USB and Powered USB
There are six USB 2.0 type A ports.
eSATA
One external SATA (eSATA) channel is provided.
Ethernet
There is one RJ45 Ethernet port providing LAN capabilities.
Serial
There is one RS232 serial port .
Microphone Input
There is one 3.5 mm microphone input jack for connecting an external microphone.
Audio Output
There is one 3.5 mm stereo audio output jack for connecting headphones, typically
connected with the supplied jumper cable to the audio input of the display.
DVI
There is one DVI-I output which is normally connected with the supplied jumper cable
to the VGA input of the display. Also provided is one DVI-D output.