16-16 Troubleshooting
COMPAQ CONFIDENTIAL - NEED TO KNOW REQUIRED
Writer: Beth Zanca Saved by: Lorise Fazio Saved date: 06/06/00 9:47 AM
Part Number: 170045-002 File name: Ch16.doc
Solving Infrared Problems
Problem Possible Cause Solution
Cannot
communicate with
another computer
The required software
is not running on both
computers.
Install the required
software on the second
computer, start the
second device, and start
the program on both
computers.
One computer does
not have an IrDA-
compliant infrared
port.
Ensure that
communication between
infrared devices uses the
same protocol.
The pathway between
the infrared ports is
obstructed, one port is
more than 30 degrees
(plus or minus 15
degrees off the center
line) from the other, or
the ports are more
than 1.5 feet (about
0.5 meters) apart.
Remove the obstruction,
align the infrared ports to
within 30 degrees, and
position the computers
within 1.5 feet (about 0.5
meters) of each other.
The ports should not be
touching.
There is an interrupt
request (IRQ) conflict.
Check for IRQ conflicts in
the Device Manager on
one or both computers.
Click
Start
à Settingsà Control
Panel
à Systemà Device
Manager tab. If the
Device Manager
indicates an IRQ conflict,
reassign the IRQ number
for one of the conflicting
devices.
There is a baud rate
conflict.
Select the same baud
rate for both computers.
There is a conflict with
the # bits.
Select the same # bits
setting for both
computers.
There is a stop bit
conflict.
Select the same stop bit
for both computers.
There is a parity
conflict.
Select the same parity
setting for both
computers.
Continued
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