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If you have a question:
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First check the items mentioned below before attempting to troubleshoot
problems.
If a problem occurs, for instance when the main unit does not respond
to any button presses, or the display doesn't work correctly, press the
[RESET] button using a sharp tool.
Pressing the [RESET] button will delete all the entries from memory.
The settings will return to those made at the factory prior to shipment.
Caution
If you have a question: