KLV-26NX400, KLV-32NX400, KLV-32NX500, KLV-40NX500 (serv.man2) - Sony TV Service Manual (repair manual). Page 46

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KLV-26,32 NX400(S/B), 32,40 NX500
RM-GA018
Video 2 Problem
Check Video input source 
signal or cable.
OK
NG
NG
Video Signal Source Problem or 
cable problem
Check LVDS 
harness 
connection between 
BAA board.
Reconnect LVDS cable 
or change new LVDS 
cable
Check Input 
jack ”J2001”
NG
OK
OK
Change BAA 
board
Change BAA board
3-3-4. VIDEO 2 Problem
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