3-10
The sound is output from the speakers. Sound OK
YES
NO
Is the power cord plugged
into a electrical outlet?
Make sure to plug the power cord of the unit
into a electrical outlet.
YES
NO
Does the Standby LED light
in red color?
If the customer can not see the red light
on the front panel, the SMPS might have any problem.
Please solve the problem
referring to the service manual.
YES
NO
Is the Standby LED turned off
after pressing the Power button
on the remote control?
Replace the batteries with new ones
if the remote control doesn’t work.
YES
NO
Are the messages displayed
in the following order on VFD?
“HELLOW” “VOLUME 15” “FUNCTION”
The SMPS might be not able to supply the power
to drive the VFD.
Refer to the service manual to fix it.
YES
NO
Is there any sound
from the speakers each input function?
Make sure to connect speaker cables.
YES
NO
Power & Sound OK
8. NO POWER
TRAINING MASTER
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