12-14 Troubleshooting
Writer: Karen Williams Saved by: Rebecca Wiggins Saved date: 01/26/98 11:52 AM
Part Number: 203118-001 File name: Ch12.doc
Solving Infrared Problems
Continued
Problem Possible Cause Solution
Data transmission
problem.
Interference from
direct sunlight,
energy-saving
fluorescent light, or
flashing
incandescent light.
Remove the interfering
light source(s).
Move the infrared ports
closer together.
Interference from
other infrared-
equipped devices.
Keep infrared-equipped
remote control units, such
as wireless headphones,
pointed away from the
ports.
Dirty infrared lens. Clean the lens with a lint-
free cloth.
Movement. Do not move either unit
during data transmission.
Physical obstruction. Remove any objects
between the two devices
that could be interfering
with the line-of-sight
data transmission.
Infrared port on
computer does not
work when
computer is docked.
When computer is
docked, the infrared
port on the computer
is disabled and the
infrared port on the
expansion base
is enabled.
Use the infrared port on the
expansion base.
To use the infrared port on
the computer, undock
the computer.
Infrared ports on the
docked computer
and the expansion
base do not work
when optional
external
infrared transceiver
is connected.
When an optional
external infrared
transceiver is
connected to the
expansion base, all
infrared ports in the
system are disabled.
To use the infrared port on
the expansion base,
disconnect the optional
external infrared
transceiver.
To use the infrared port on
the computer, undock
the computer.
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