t&mSystems Project 120MP - 240MP - Manual (Page 9)

6. FAULT REMOVAL
Fault Phenomenon Fault Cause
1. Connecting the lines, but no
sound output
1.Power off or poor contact of the plug
Fuse burned out
Volume control is off.
No signal input
2.
3.
4.
1.Short circuit of load or damaged
Unstable power voltage, too low or too high
Overload
2.
3.
2. Boot up normally, but alarm
happens when using.
3. No sound output suddenly in
normal use.
1.Overheating, the amplifier into temperature
protection
Poor contact of the connecting lines 2.
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