 Posted: Sun Mar 13, 2011 9:02 pm Post subject: |
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| I am not sure about your specific radio but in general, there is always some sort of diode protection involved. | |
| Posted: Sun Mar 13, 2011 8:10 pm Post subject: ford focus radio 4600NU -- blows # 31 15 amp fuse-solution |
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| 2002 ford focus radio 4600NU
It would blow the 15 amp # 31 fuse as soon as you repaced fuse.Pins 2 and 7 were shorted via diode mounted backside the main connector.Removed top and bottom sheilds and side were the amps screws in heatsink. couple guesses !.Protect dode---shorts and blows fuse-protecting radio. 2.usedin a power supply. I used a 3 amp fast switching dode-soldered. Working so far. any ideas on this / |
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