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VR101S
Users Manual
36
modem, MSD may detect the modem’s serial port.
This serial port cannot be directly used with the
Optical Interface Cable.
Windows 95/98/NT users verify port settings in
Device Manager. Device Manager is found on the
TaskBar by choosing Start, Settings, Control
Panel, System, and Device Manager.
Common Serial Port Settings:
Port I/O Address IRQ
COM1 3F8h 4
COM2 2F8h 3
COM3 3E8h 4
COM4 2E8h 3
• Verify that your serial port is functioning
properly. You can use any standard Windows
communications program to ensure the port is
functioning. Examples of these are
ProComm
,
Windows 3.1
Terminal
or Windows 95/98/NT
HyperTerminal
.
Exit all programs (including the EventView
program) and connect the Optical Interface Cable
to the port. Run the communications software and
set the local echo to “off” and hardware flow control
to “none”. If you are using HyperTerminal, choose a
direct connection to the port. Open the port with the
communications software. Any alphanumeric
character you type on the keyboard should cause
the optical interface to flash, and the character to
appear on the screen.
If the optical interface does not flash when you
type, disconnect it and use a piece of wire to
connect serial port pins 2 and 3 together. Any
alphanumeric character you type on the keyboard
should appear on the screen. If no characters
appear, the port may be broken or incorrectly
configured. If characters appear, your Optical
Interface Cable may be broken.
If the optical interface flashes when you type, it
should also work with EventView software. Exit the
communications program, and re-start the