Itronix X-C 6250 Pro, User Manual

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Section 4. If You Have a Radio Modem
79-0003-003 22 October 1999
Serial Port Settings
The mobile computer’s integrated radio modem is accessed through the
COM4 serial port. When installing your communications software, make
sure to configure the software to use COM4 with Hardware Flow Control
(RTS/CTS) enabled.
Radio Indicator Light
Indicator lights located below the computer display report current
mobile computer activities. The indicator light at the far right shows
radio power status and message wake up activity.
There are three modes reported by the radio indicator light:
Off On Blinking
Radio power Radio power Indicates a message wake up has
is off is on occurred. If a radio message is
received while the computer is
suspended (computer off/radio on),
the computer automatically powers on
to allow your radio application to store
the message.
If you are using the Sierra Wireless SB300 Series (CDPD/Cellular) radio
modem, the radio indicator light will blink while a Speaker Phone
cellular voice call is in progress.
Enabling the Radio Modem
The integrated radio modem powers on automatically when your
communications program requests use of the COM4 serial port. When
you close the program, the radio automatically powers off.
You can use the Radio Status utility to manually disable the radio when
you want to conserve battery power or store the computer. The Radio
Radio on/off and
message waiting