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Integrated amplifiers
ERROR conditions
Symptom Display Solution
No power No display Replace main fuse. The fuse
is located inside the unit near
the power switch. For qualified
personnel only.
No power, unit is
very hot
No display Power off the unit, wait for cool
down and power on again.
No sound Amp error Switch power off and on again, if
error is not solved, check amp fuses
on main pcb and replace if necess
ary. For qualified personnel only.
Overheated Hightemp Wait for cool down, reduce volume
and check speaker loads.
Only for CONCEPT1T version
No sound Amp error Check if the environment
temerature is within the operating
range of the unit (0 - 40 °C).
If any of these fault conditions occur, please unplug the power cord
first, check your speaker lines, remove overloads.
18


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