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note 01-14-2022
If any information regarding these 2 models (xav-u50, xav55n) is desired, please post. Disassembly will not liekly be performed once units are functional.
So far:
XAV-U50 Electrolytic Caps visually identified as likely replaced.
Board "A"
C290 16v µf22
C266 16v µf22
C267 16v µf22
C017 50v µf4.7
C039 22v µf16
C241 --------------- pending
C002 25v µf47
C027 10v µf100
c251 50v µf.47
c260 16v µf22
289 SuperCap 5.5v .22F
Board "D1"
c823 25v µf220?
c814 16v µf22
c656 16v µf22
c655 16v µf22
Board "c"
Neck board, no obvious repairs.
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Board "D2"
c514 50v µf3.3
c561 50v µf3.3
c508 25v µf100
C552 25v µf47
Board "B"
C440 16v µf22
c449 16v µf22
c408 16v µf22
c432 16v µf22
c468 35v µf22
c858 16v µf10
c853 16v µf10
c447 6.3v µf22 (has addon board) (XAV-55N assumed to be unmodified has 50v µf2.2 ) Ignore without board details
note:2
Some resistors have also been serviced. at least 1 so far identified as swapped to jumper at "B" R873
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