Owners Manual
Page 3
... or scraping tool (ground connection to the mounting surface. UPA224/UPA424 INSTALLATION Supplies and Tools Needed To install the amplifiers, you will not operate properly and could become permanently damaged. Also check the alternator connections, making sure they are made incorrectly, the unit will need before starting the installation. Check the battery...
... or scraping tool (ground connection to the mounting surface. UPA224/UPA424 INSTALLATION Supplies and Tools Needed To install the amplifiers, you will not operate properly and could become permanently damaged. Also check the alternator connections, making sure they are made incorrectly, the unit will need before starting the installation. Check the battery...
Owners Manual
Page 7
... sure the wiring is correct and everything is complete, reconnect the battery negative terminal. Amplifier does not turn up the receiver volume slightly. Turn up the volume. Problem Troubleshooting ...battery Check fuse(s) Check head unit fuse(s) and wiring Replace fuse and identify cause of phase Check speaker polarity; All speakers should come on the receiver, but do not turn on ...Poor bass response Speakers out of failure Test Power Wiring Turn on . Engine noise / Alternator whine Ground loop(s) Faulty ground at amp Faulty ground at head unit Inductive coupling Use ...
... sure the wiring is correct and everything is complete, reconnect the battery negative terminal. Amplifier does not turn up the receiver volume slightly. Turn up the volume. Problem Troubleshooting ...battery Check fuse(s) Check head unit fuse(s) and wiring Replace fuse and identify cause of phase Check speaker polarity; All speakers should come on the receiver, but do not turn on ...Poor bass response Speakers out of failure Test Power Wiring Turn on . Engine noise / Alternator whine Ground loop(s) Faulty ground at amp Faulty ground at head unit Inductive coupling Use ...