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Elo TouchSystems 15A2 User Guide 30
Using the I/O panel
The touchcomputer provides the following I/O interfaces for connecting a wide variety
of compliant devices.
USB and Powered USB
There are four USB 2.0 type A ports, including one 12V powered USB 2.0 port.
Cash Drawer
When the registered jack (RJ) is set as a cash drawer port via the touchcomputer BIOS
control, it provides a 12V cash drawer interface. For additional information, see the Cash
Drawer Port Signal Definition and Control section on page 44.
Modem
When the registered jack (RJ) is set as a modem port via the touchcomputer BIOS
control, it provides an RJ11 interface for when the optional modem daughter card is
installed in the touchcomputer.
Ethernet
There is one RJ45 Ethernet port providing LAN capabilities
Serial
There are two serial ports with an 8 position registered jack connector interface. COM1
is set to RS232 mode. COM2 is selectable in the BIOS to RS232, RS422 or RS485 modes.
Use the supplied DB9 adapter cable to change the interface to DB9.
Microphone Input
There is one 3.5mm microphone input jack for connecting an external microphone
Audio Output
There is one 3.5mm stereo audio output jack for connecting headphones or external
powered speakers.