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4. TROUBLESHOOTING
1) Self-Diagnostics during the initial Power ON
1-1) The control board performs a self diagnostics test within 1 second and checks out the
temperature sensors abilities.
1-2) If a sensor failure occurs, a corresponding LED segment will blink with a beep.
1-3) When a LED segment blinks, only the cancellation function (Press Lighting and Energy
Saver(Vacation) buttons simultaneously for 8 seconds) is acceptable.
1-4) After replacement of bad sensor or cancellation of this function, this self diagnostics
will end.
2) Self-Diagnostics during the normal operation
2-1) To select this function, press Lighting and Energy Saver(Vacation) buttons
simultaneously for 8 seconds with an audible tone.
2-2) In the self diagnostic mode, only corresponding LED segments will be illuminated (see
the check list on the next page)
2-3) After a 60 second illumination of error signal, the system will return to the normal
operation.
4-6) Self-Diagnostics Function
Press both button for 8 seconds at the same time
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