Yamaha PC412-D Owner's Manual page 81

13. Reference
Number
Alert
Message
24 Amplifier Ch.*
Overtemp Level 2
25 Amplifier Ch.*
Overtemp Level 3
26 Ch.* High Load
27 Ch.* Low Load
31 Fan * Error
34 Fan Lifetime
Warning
78 | PC412-D PC412-DI PC406-D PC406-DI Owner's Manual
Log
Message
Ch.* OVERTEMP ERROR
Ch.* OVERTEMP ERROR
Ch.* HIGH LOAD WARNING
Ch.* LOW LOAD WARNING
FAN * ERROR FAULT
- WARNING
SEVERITY Content
Because the amp
temperature of
corresponding
channel exceeded
level 2, the fan
rotation speed was
raised and the
limiter was applied
to the output.
Because the amp
temperature of
corresponding
channel exceeded
level 3, the fan
rotation speed was
raised to the
maximum and the
output was muted.
Load Because the
amp temperature
of corresponding
channel exceeded
level 3, the fan
rotation speed was
raised to the
maximum and the
output was muted.
Load The
impedance value
of the
corresponding
channel monitored
by the Load
Monitoring
function is lower
than the specified
value.
The fan of the
corresponding
number has
stopped rotating.
An internal fan has
reached its
operating lifespan.
Action
- Reduce the
output volume so
that the
temperature does
not become
excessive.
- Clean the filter.
Also, keep the
room temperature
constant.
- Reduce the
output volume so
that the
temperature does
not become
excessive.
- Clean the filter.
Also, keep the
room temperature
constant.
- Check that there
is no abnormality
in the speaker or
cable.
- Check that the
Threshold setting
value is
appropriate.
- Check that there
is no abnormality
in the speaker or
cable.
- Check that the
Threshold setting
value is
appropriate.
It might be that the
unit has
malfunctioned.
Contact a Yamaha
dealer.
Although this will
not immediately
cause a problem
with operation,
contact your dealer
to have the part
replacement.