QQRIFZ0160820151727 jpg (JPEG Tn wage, 910x374 pixels) HF 201608201 51721 JP. Unable to hear any sound from the Slim Back Gaming Rocker Chair 1. Make sure that the power adapter is connected properly. Commented properly, the power indicator hit on the control pane! should tight up. If the power indicator light does nt tight up, ry a different power outlet, + Ensure the power unit 5 timed oi and power indicator light on the control! pang is tit IF not, rn the power switch on the control panel. 3.