Yamaha R-N301 Owner's Manual page 45

Problem
The + and – wires are connected in
There is a lack of bass
reverse at the amplifier or the speakers.
and no ambience.
Incorrect cable connections.
A "humming" sound
can be heard.
No connection from the turntable to the
GND terminal.
The power of this unit is turned off, or this
The sound is
unit is set to standby mode.
degraded when
listening with the
headphones
connected to the CD
player or the tape
deck connected to
this unit.
Cause
Connect the speaker wires to the correct + and –
phase.
Connect the audio plugs firmly. If the problem
persists, the cables may be defective.
Make the GND connection between the turntable and
this unit.
Turn on the power of this unit.
Troubleshooting
Remedy
See
page
10
10
10
15
41
En