Please take a look at the manuals of the professional plasma displays from Panansonic. (can be found on their website). The information you are looking for should be there as they are the basis of the BV4 displays.
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BV4-50, Beosystem 3, Beolab 5, Beolab 3, BV3-32, BV1, BS9000, Beolab 4, Beolab 2000, Beo4 Cinema