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cd changer problems with comand hu

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Old 11-29-2010, 10:43 PM
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cd changer problems with comand hu

i have a 3198 cd changer connected to my 2.0 comand hu. The cd changer is not working. When I try to run the d2b wakeup test I get the message " First this test ring must be open" Does anyone know what this means. Please help.
Old 11-30-2010, 06:13 AM
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GL450
Does the changer have power? Will it eject the cartridge?

Troubleshooting these can be a nightmare. I normally toss them and install an iPod hookup.
Old 11-30-2010, 08:58 AM
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You might try posting in the Audio/Electronics subforum. Or PM skylaw with your question.
Old 11-30-2010, 02:42 PM
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i think the cd changer has power. when i try to eject the magazine, the light blink and makes a noise like it is trying to eject but it doesn't.
Old 11-30-2010, 04:08 PM
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If it won't eject, you've got an electrical or mechanical issue, beyond just talking to the headunit. You probably have to remove it, take it apart, and get the cassette ejected. Then test again.

I would look for a used unit off eBay, or consider an iPod adapter.

I assume you have a '00 or newer?
Old 11-30-2010, 06:59 PM
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I think you have a bad MOST/D2B optica ring initialization. you solve this with a star diagnosis in the D2B control unit adaptation.. See the "ACTUAL adaptation" & match them with the "REAL adaptation" all component need to match the same position in ACTUAL vs. REAL adaptation.

Anyway.. i have you a monkey soution to extract the cartdrige: push the green button & quickly stike strong with your fingers directly to the magazine repidetly times. repeat the process some time & the pop off (is pretty common issue in this cd changer models)

Hope this help

Fabio Daniel

Last edited by Fabio D; 11-30-2010 at 07:05 PM.

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