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Old 2nd December 2010, 08:04 PM   #1
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Default alpine mrp-f250

does anybody know where i can get a scematic. i need to know what part # to get for the power supply drivers (Q901, Q902).

thanks
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Old 2nd December 2010, 08:27 PM   #2
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Location: Louisiana
I don't have the manual. Are there any markings or numbers on the drivers?
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Old 2nd December 2010, 08:50 PM   #3
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on 1 of em i can see BA. sot-223 package.
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Old 2nd December 2010, 09:49 PM   #4
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Are you sure it's the SOT-223 package? I don't see one with the marks BA.
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Old 2nd December 2010, 10:34 PM   #5
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same type of package but a little bit smaller.
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File Type: jpg alpine ps driver.jpg (111.9 KB, 53 views)
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Old 2nd December 2010, 10:37 PM   #6
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If these are PNP drivers, look up the datasheet for a 2SB1260 to see if it will fit.
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Old 2nd December 2010, 11:48 PM   #7
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spec sheet says its the same size
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Old 2nd December 2010, 11:56 PM   #8
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It should be a good sub (assuming that the originals are PNP transistors).
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Old 2nd December 2010, 11:58 PM   #9
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k. i got my new dvd and board today in perfect condition.
thanks
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Old 3rd December 2010, 12:34 AM   #10
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Well... now you can't say you don't have anything to do.
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