ncr/doc/RealPOS/7455/Technical_Manuals/7455_Re... - Alsys Data
ncr/doc/RealPOS/7455/Technical_Manuals/7455_Re... - Alsys Data
ncr/doc/RealPOS/7455/Technical_Manuals/7455_Re... - Alsys Data
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Chapter 1: Product Overview 1-11<br />
Depending on the OS environment, <strong>Re</strong>mote Boot may be supported,<br />
but due to the slow network speed a large boot image may take an<br />
unacceptably long time to load. The application developer needs to<br />
ensure that the load is of reasonable size.<br />
The wired Ethernet connection is not certified for use in configurations<br />
where a wireless adapter is installed.<br />
Universal Serial Bus<br />
Three USB Type-A ports are provided on the terminal, one of which is<br />
reserved for integrated devices and not externally accessible. Only two<br />
of the USB ports can be active at the same time. If the auxiliary USB<br />
port,locatedneartheMSR,isenabled,oneofthetwoportsonthe<br />
main connector row becomes disabled. This is controlled from the<br />
BIOS setup menu. USB Host Controller support is provided on the<br />
Processor Board.<br />
Note: USB peripherals require support from the operating system,<br />
which is currently limited to Windows ® 98, Windows 2000, and<br />
Windows NT ® SP 5.<br />
Serial Ports<br />
The terminal supports up to four RS-232 ports. Four 9-pin D-shell<br />
connectors are provided. RS-232/A & C are powered ports to supply<br />
power through the serial connection on a peripheral. RS-232/B & D are<br />
not powered and available for other serial peripherals such as a<br />
printer.<br />
RS-232 Connector Pinout (DB-9 connector, male)<br />
Pin Connector 1 Connector 2 Pin Connector 1 Connector 2<br />
1 DCD DCD 6 DSR DSR<br />
2 RXD RXD 7 RTS RTS<br />
3 TXD TXD 8 CTS CTS<br />
4 DTR DTR 9 RI or +12 VDC RI<br />
5 GND GND