Alpine PSS-SX01 Installation Manual - Page 9

Dimensions Powersports PSS-SX01 v20200724 ˜ 9/9 214.5mm 8-7/16" 203mm 7-63/64" 310.6mm 12-15/64" 36mm 1-27/64" Troubleshooting Guide Symptom 1 System will not turn on. 2 Output is low. 3 One of the speakers is not working. 55.5mm 2-3/16" Possible Cause Remedy Missing or blown fuse at the battery. Insert or replace fuse. Amp's Remote Turn-On wire may be disconnected. Amp +12V constant wire not getting voltage. Use a digital multimeter on the Blue/White remote wire to ensure it gets +12V positive when the audio system is on. If not trace the wire and correct the connection. Test the Yellow +12V constant wire with a digital multimeter to ensure it is getting +12V at all times. Trace the wire to the fused battery source. Amplifier gain is not adjusted properly. Adjust the gain to where it should be according to your specific system setup. Signal input to the amp is not good. Use a known good RCA input into the amplifier to see if that works. Disconnected pin or loose connection. Amp channel not installed properly. Check all connections to the speaker, loose pins, disconnected terminals etc.. Swap around the speakers for the working one to see if that works. Swap the left and right RCA's to see if the other side works. If so the installation of the other amp channel needs to be gone over.