Yamaha C-65 - Troubleshooting; Common Issues and Remedies

Power is not supplied even when the POWER
switch is turned on.
No sound is heard.
One channel sounds stronger than the other.
Sound for MC cartridge is low.
A loud humming sound is heard during
record play.
Unable to record.
Volume is too low even when the VOLUME
control is turned up.
The power cord is not securely plugged in.
Input selectors set incorrectly.
The power amplifier is not connected correctly.
The input jacks are not connected securely.
The BALANCE control needs adjustment.
The PHONO selector is set to an MM position.
Turntable's ground wire is not connected to
amplifiers GND terminals.
REC OUT selector set improperly.
The AUDIO MUTING switch is on.
Before assuming that your amplifier is faulty, check following troubleshooting list which details the corrective action you can take yourself without having to call a service
engineer. If you have any doubts or questions, get in touch with your nearest YAMAHA dealer.
Plug it in securely.
Set input selector to source you want to hear.
Check and secure connections.
Connect them securely.
Adjust the BALANCE control.
Set the switch to MC position.
Connect the ground wire. (Sometimes better
results can be obtained without grounding.)
oet REC OUT selector to source you are recording.
Turn the AUDIO MUTING switch off.