20 Most Recent Alpine Used subwoofer amplifier SWE-1390 - Page 6 Questions & Answers

the speaker connections are separate, here is a picture of connections. speaker neg is not the same as power negative or ground. wire according.

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Press the Source button. https://www.google.com/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&ved=0ahUKEwjehfyp5JfbAhWq3YMKHUVRCRcQFggpMAA&url=http%3A%2F%2Fpdfstream.manualsonline.com%2F5%2F58a5b847-40d6-4050-b9f6-665dcac29113.pdf&usg=AOvVaw0bgzRI_YgcM9HHxL6fTHFp

you have a dead short probably the remote wire from radio to amps

Amp might have developed an internal short.

Vicki do you have a printer ? or know someone with a printer just download this http://support.alpine-usa.com/products/documents/OM_UTE-42BT_CDE-SXM145BT_CDE-143BT_EN.pdf and have acrobat reader on your p.c. and print it out

need more info please..

Manuals Lib try there for a free manual...

Try different speakers and wires first.

It is a good possibility that the USB port is defective. You may try a different cable to see if it has the same results.