Number
Alert
Message
Log
Message
SEVERITY
Content
Action
13
Power Supply
Output Voltage
PS OUTPUT
VOLTAGE
FAULT
(at startup) The
amp cannot start
up because there
is an abnormality
in the output
voltage of the
power supply
circuit.
It might be that the
unit has
malfunctioned.
Contact your
Yamaha dealer.
The amp was
stopped because
an abnormality
occurred in the
output voltage of
the power supply
circuit.
14
Power Supply
Over-temperature
PS OVERTEMP
ERROR
(at startup) The
amp cannot start
up because the
power supply
circuit is too hot.
- Lower the
temperature before
use.
- Clean the air
intake.
- Lower the room
temperature.
The amp was
stopped because
the power supply
circuit became
abnormally hot.
21
Amplifier Ch.* DC
Output
Ch.* DC OUTPUT
FAULT
(at startup) The
amp cannot start
up because there
is an abnormality
in the amp output.
It might be that the
unit has
malfunctioned.
Contact a Yamaha
dealer.
The amp was
stopped because
there is an
abnormality in the
amp output of the
corresponding
channel.
22
Amplifier Ch.*
Overcurrent
Ch.*
OVERCURRENT
ERROR
The output was
muted because
excessive current
flowed to the amp
of the
corresponding
channel.
- Reduce the
output volume so
that the current
value does not
become excessive.
- The speaker
output jack might
be shorted.
23
Amplifier Ch.*
Overtemp Level 1
Ch.* OVERTEMP
ERROR
Because the amp
temperature of
corresponding
channel exceeded
level 1, the fan
rotation speed was
raised and the
limiter was applied
to the output.
- Reduce the
output volume so
that the
temperature does
not become
excessive.
- Clean the filter.
Also, keep the
room temperature
constant.
13. Reference
PC412-D PC412-DI PC406-D PC406-DI Owner’s Manual |
77
