Pioneer premier headunit - power IC damaged
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View Full Version : Pioneer premier headunit - power IC damaged Pioneer premier headunit - power IC damaged Tonglebeak 07-13-2008, 12:51 PM What exactly does "Power IC damaged" mean and is there a way I can fix it? Tonglebeak 07-13-2008, 01:22 PM Just a quick update: I left a speaker unhooked earlier today while I was moving things to mount my sub box for once lol. The speaker wires were sitting on the trunk floor, grounded out. Yay for me. I took care of that, pulled the fuse and let the headunit clear, then restarted it. At first it appeared to be ok, but then went back to "Power IC damaged." Oddly enough, the subs were still playing, and responded to the volume control knob. I would've that the message was telling me that the internal amp was fried, but if I'm able to jack up the volume and have my subs respond right along with it, then wtf? PaulD 07-13-2008, 07:50 PM I am sue the subs don't play off the internal amp, they have a seperate amp playing from the RCA outs. Are your mid/tweets playing from the internal amp ? if so, do they still play ? Tonglebeak 07-13-2008, 09:35 PM Yeah, my subs play off the amp in my trunk, I just never realized the sub preamp actually had its own internal amp, I thought the signal was generated by the same amp that plays the speakers, which do not work at this time :( PaulD 07-13-2008, 10:35 PM there is a preamp that runs the RCA's and feeds the internal amp as well, the internal amp is a different circuit. The unfortunate part about using the headunits built-in amp AND the RCA's is the output difference. The RCA's start clipping at like 3/4 volume (sometimes more), whereas the builtin amp is putting out max power at like half of the volume setting. YES it's gey as hell but that's the way they are designed. Tonglebeak 07-14-2008, 08:03 PM :\ I yanked off the cover and took off the heatsink for the IC, I'm about to desolder it. My only issue now is finding a new one, a PAL008A IC AWP9521 07-15-2008, 10:03 PM You can order one straight from Pioneer, $50.95 plus shipping and they are in stock. http://parts.pioneerelectronics.com/part.asp?productNum=PAL008A Wait a second! Doesn't Premier units have a 2 year warranty? You said you had it about a year, why arn't you sending that in for service? Tonglebeak 07-15-2008, 10:21 PM You can order one straight from Pioneer, $50.95 plus shipping and they are in stock. http://parts.pioneerelectronics.com/part.asp?productNum=PAL008A Wait a second! Doesn't Premier units have a 2 year warranty? You said you had it about a year, why arn't you sending that in for service? Because a) I have no receipt, and b) I got it used off ebay. Tonglebeak 07-15-2008, 11:24 PM DEH-P1Y is the model btw. Got it for like $100 off ebay a year ago, not how sure the headunit is considered to be. The chip is $50, I could get a new decent headunit (with a bit less power, but preamp voltage will remain teh same) for $170, so I'm not sure wht the best option would be at this point. Related Links Participate in thousands of discussions at AutomotiveForums.com! Registration is absolutely free. |