Troubleshooting
Resetting the Microcomputer
The microcomputer may malfunction (unit cannot be operated, or shows an erroneous display) if the power cord is unplugged while the power is ON, or due to some other external factor.
If this happens, execute the following procedure to reset the microcomputer and return the unit to its normal operating condition.
While holding down [
] key on the unit, unplug the power cord and plug it back in.
•Please note that resetting the microcomputer will clear the contents of the memory and return the unit to the state it was in when it left the factory.
In regard to contact cleaner
Do not use contact cleaners because it could cause a malfunction. Be specially careful not to use contact cleaners containing oil, for they may deform the plastic component.
Maintenance of the unit
When the front panel or case becomes dirty, wipe with a soft, dry cloth. Do not use thinner, benzine, alcohol, etc. for these agents may cause discoloration.
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