Read Sony KLV-40ZX1 (serv.man2) Service Manual online
KLV-40ZX1 (GE) 2-14
2) VIDEO OR COMPONENT INPUT
Replace
the LF Block
(LFTX)
Check LINK
Replace
the H1C Board
H1C Board
OK
NG
NG
OK
LF Block
(LFTX)
OK
BC Board
Replace
the BC Board
NG
OK
Pairing and
setting place
Replace
the DB1C Board
DB1C Board
OK
NG
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