PA3s

Error Code

Cause Analysis

Troubleshooting / Solution

SE LED flashing 1 time with 2 seconds pause/

SE LED flashing 2 times with 2 seconds pause/

SE LED flashing 3 times with 2 seconds pause

Unit may be defective

Check the power supply, disconnect all the inputs and outputs of PA3s and reboot. If that still not works, unit is considered defective.

Both LED flashing at the same time/

Both LED are on then one of the LED goes out

1. Abnormal input power

2. Amplifier output is overload, the internal protection circuit is activated and the amplifier output is switched off to protect the speakers.

1. Check the power supply and try with other DC26V power supplies.

2. Try to turn down the volume level and reboot PA3s.

Too high temperature, BAL LED flashing 1 time with 1 second pause

Long-term high power output or poor heat dissipation conditions

Unplug the power supply and reboot PA3s after the unit cools down. Put PA3s in an environment with good heat dissipation.

BAL LED flashing 2 times with 1 second pause

Too low load impedance or short-circuit load

This may trigger by short-circuit protection, try to unplug all the outputs and the power supply and then reboot the unit, if the flashing LED of PA3s stops, then it is not a problem with PA3s, then try as follows.

1. Check if the cables that connecting PA3s to speakers are connected in place. (Note: when connecting the speaker cables, there can be no bare leakage of copper wire touching the metal shell.)

2. Check if you have followed the connections as per our instructions in user manual.

3. Check if the cables that connecting to PA3s and speakers are defective, try with other cables.

4. Check if the speakers are defective.