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jvc no vertical    
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Joined: 22 Feb 2008
Posts: 3
Location: ontario

PostPosted: Sun Jul 20, 2008 4:26 pm    Post subject: jvc no vertical Reply with quote

got jvc no vertical
model AV-32720
chassis A55
built 1997
vertical is blown
la7832 driver melted
D422 is blown also
need to know a value for D422
any help thanks in advance

PostPost subject: Advertisement


Joined: 30 Dec 2007
Posts: 74
Location: Cambridge, Ontario, Canada

PostPosted: Fri Sep 05, 2008 8:24 am    Post subject: Reply with quote

d422 is a 75volt zener diode 1/2 watt
may want to also check for open 1.8 ohm resistor on 27volt line from FBT.
replace caps near ic
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