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In case of difficulty
KRF-V7020/V6020/V5020 (En/T)
Resetting the Microcomputer
If 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.
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With the power cord plugged in, turn the POWER key OFF. Then, while holding down the ON/STANDBY key, press POWER.
� Please note that resetting the microcomputer will clear the contents of the memory and returns the unit to the state it was in when it left the factory.
Amplifier
Symptom No sound from the speakers. Cause � The speaker cords are disconnected. � VOLUME is set to the minimum position. � MUTE is ON. � The SPEAKERS switches are set to OFF. The standby indicator blinks and sound is not output. Sound is not output from one of the speakers. � Speaker cords are short-circuited. Remedy � Connect them properly referring to �Connecting the speakers� ! � Adjust the volume to a proper level. � Turn OFF the MUTE. ^ � Set the SPEAKERS switch(es) to ON. $ � Turn the power off, eliminate the short-circuiting, then turn on the power again. ! � Connect it properly referring to �Connecting the speakers�. � Connect it properly referring to �Connecting the speakers�. � Select a surround mode. � Adjust the speaker levels using the test tone. $ � Insert the audio cord plugs securely into the PHONO jacks. � Connect the grounding wire to the GND terminal on the rear panel.
� The speaker cord is disconnected.
Sound is not output from the surround speakers and / or the center speaker, or their sound is very small.
� The surround speaker cords and/or the center speaker cord is disconnected. � A surround mode has not been engaged. � The surround and/or center volume controls are set to the minimum level. � The audio cord from the turntable is not connected to the PHONO jacks. � The turntable is not grounded.
A humming noise is generated when the PHONO input selector is selected.
Tuner
Symptom Radio stations cannot be received. Cause � No antenna is connected. � The broadcast band is not set properly. � The frequency of the desired station is not tuned. � Noise due to ignition noise from an automobile. � Noise due to interference from an electric appliance. � Noise due to a nearby TV set. � The preset station belongs to a frequency that cannot be received. � The preset memory was cleared because the power cord had been unplugged for a long period of time. Remedy � Connect an antenna. � Set the broadcast band properly. � Tune the frequency of the desired station. & � Install the outdoor antenna away from the road. � Turn off the power to the appliance. � Install the receiver farther away from the TV. � Preset a station with a receivable frequency. � Preset the station again.
Interference.
A station which was preset cannot be received by pressing the corresponding numeric key.
