Help!Pam8403 amplifier and Tip131 vu meter with one led

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Joined Mar 3, 2016
Hi guys, i did a vu meter with one led with the Npn Transistor Tip131. It functions with My desktop amplifier but when i try to plug the circuit in one of the output of the Pam8403 doesn't go. How can i make a vu meter with one led Using the Pam8403 Board as amplifier?

Mini moduł wzmacniacz audio 2x3W 5V PAM8403.jpg

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