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Appendix A: Troubleshooting
36
Appendixes
Appendix A: Troubleshooting
The following table lists some problems, possible causes, and possible solutions. If you are having a
problem with your AutoFlex, see if the problem is described in the table, and then follow the
instructions for correcting the problem.
Some solutions in the Troubleshooting table refer to repair kits. For more
information about kits, read
Appendix C: Additional modules and repair kits
Problem(s)
Possible cause(s)
Possible solution(s)
Modules
Relay does not switch load on
Incorrect wiring
Correct the wiring. For more
information, read the installation
section for the specific type of
equipment and module.
No power to the load
Switch on the power or reset the
breaker.
Faulty equipment
Replace the equipment.
Blown relay
Solve the problem that caused the
relay to blow and then replace the
module with a kit.
A curtain opens when it should close,
or closes when it should open.
The wiring is incorrect; the close and
open wires are reversed.
Correct the wiring. For more
information, read
General
There is no display, no LEDs light up.
There is no power to the AutoFlex.
Switch on the power or reset the
breaker.
The input power is incorrect.
Measure the incoming AC voltage. The
voltage must be 85 to 264 VAC, 50/60
Hz.
The power supply is damaged.
If input voltage is correct, replace
power supply with the correct kit.
There is no display, but power to the
rest of the control.
The HDMI cable is loose or
disconnected.
Reconnect the cable. For more
information, see
The ribbon cables are disconnected.
Connect all ribbon cables. For more
information, see
The display controller is damaged.
Replace the controller board with kit
KAFXC-DCONTROL2.
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