Kenwood KRF-V6300D - Manual (Page 46)

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KRF-V6300D
Resetting the Microcomputer 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 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 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.
Troubleshooting