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<blockquote data-quote="tplaya07" data-source="post: 1266059" data-attributes="member: 552766">Firstly, if you have any kind of warranty, get the unit replaced. If not, you can open up the casing and put a multimeter on the outside casing of each of the female RCA inputs on the back of the HU, and put the other lead on either the HU casing or the ground prong on the inside of the HU. With your MM set to ohms or resistance, you should not get a reading of more than around ~.2-.3. Or even better, if your DMM has a diode tester, you should hear a beep when you touch the leads.Here is a pic of what Im talking about, but you may have to open the case to do any further testing or to solder the wire if this is your problem.<a href="http://img182.imageshack.us/my.php?image=dsc000034mi.jpg" target="_blank">http://img182.imageshack.us/my.php?image=dsc000034mi.jpg</a>I was having problems hosting the pic, so the link will have to do for now.</blockquote>

[QUOTE="tplaya07, post: 1266059, member: 552766"] Firstly, if you have any kind of warranty, get the unit replaced. If not, you can open up the casing and put a multimeter on the outside casing of each of the female RCA inputs on the back of the HU, and put the other lead on either the HU casing or the ground prong on the inside of the HU. With your MM set to ohms or resistance, you should not get a reading of more than around ~.2-.3. Or even better, if your DMM has a diode tester, you should hear a beep when you touch the leads. Here is a pic of what Im talking about, but you may have to open the case to do any further testing or to solder the wire if this is your problem. [URL="http://img182.imageshack.us/my.php?image=dsc000034mi.jpg"]http://img182.imageshack.us/my.php?image=dsc000034mi.jpg[/URL] I was having problems hosting the pic, so the link will have to do for now. [/QUOTE]

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