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SECTION XII.
TROUBLESHOOTING
Symptom
POWER LED does not light.
COM LINK LED does not light or
blink.
In normal operation LED will blink
at least every 2 seconds.
COMMAND LED does not light when
Transmitter button(s) is pressed
- unit fails to operate.
Unit functions, but some circuits
do not work, or operate the
incorrect circuit.
Unit fails to operate, or fails to
dependably at range.
Unit seems to turn on or off circuits
without the user / Transmitter.
Unit dependably turns equipment ON,
but once equipment is running it
does not dependably turn equipment
OFF, or range is greatly reduced when
equipment is running.
Unit operates, but has greatly reduced
range compared to prior function.
Rev. D 2-19-04
Possible Cause
LX Control Center does not have power.
Defective cable or connection to the
LX Control Center.
Defective Receiver board.
Defective cable or connection to
the LX Control Center
Defective Receiver board.
Address switches are incorrectly
configured.
Transmitter battery has failed.
Defective Transmitter or Receiver.
Circuit selection switches are
incorrectly set.
Undue electrical noise.
Too many obstructions between the
Transmitter and Receiver.
Receiver unit is too near the ground.
A near by home is operating a similar
wireless unit.
Undue electrical noise is being produced
by one or more pieces of equipment
in close proximity to the Receiver.
Transmitter battery is failing.
7
Solution
Insure power is being supplied and that
the LX Control Center operates correctly
without the Receiver installed.
Verify the function of the board using
known good cable set.
Contact Factory or Service center.
Verify the function of the board
using known good cable set.
Contact factory or service center.
Verify that the address switches on the
Transmitter and Receiver board are
correct and match.
Replace Transmitter battery.
Contact Factory or Service center.
Verify settings of SW1 through
SW4 on the Receiver board.
Relocate the Receiver away from operate
equipment such as blower motors.
Relocate the Receiver in a location that
provides fewer obstructions to the area
the user commonly operates the
Transmitter.
Relocate the Receiver to maximize the
distance between the Receiver antenna
and the ground.
Select a an alternate address code for
the Transmitter and Receiver, i.e. change
the switches on both boards to an
alternate, but matching setting.
Relocate the Receiver away from
equipment such as blower motors OR
relocate the Receiver in a location that
provides fewer obstructions to the area
the user commonly operates the
Transmitter.
Replace Transmitter battery.
P/N 520041
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