Solving Infrared Problems - HP Armada 7300 Reference Manual

Solving Infrared Problems

Problem
Cannot link with
another infrared-
equipped computer.
Cannot transmit
data.
Possible Cause
The infrared software
is not running on both
computers.
Interrupt request
(IRQ) conflict.
Baud rate conflict.
# bits conflict.
Stop byte conflict.
Parity conflict.
Target device is not
IrDA-compliant.
Physical obstruction is
between devices.
Devices are too far
apart.
Angle between
devices is too wide.
Solution
Run the infrared software
on both computers.
In Windows 95, check for
IRQ conflicts in System
Properties Device
Manager.
In Windows NT, run
Computer Setup. Select
Resolve Conflicts on the
Tools menu.
Select the same baud
rate for both computers.
Select the same # bits
setting for both
computers.
Select the same stop
byte for both computers.
Select the same parity
setting for both
computers.
Refer to documentation
included with target
device.
Remove objects between
the devices that could
interfere with point-to-
point transmission.
Verify that devices are no
more than 1.5 feet (0.5
meter) apart. (Some
target devices may
require a shorter
distance.)
Adjust devices so that
they point within 30
degrees of each other.
(Some devices may
require more direct
alignment.)
Troubleshooting 17-11
Continued