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No video display
No Video display
Check if XP2 fix ok or
not from AV board to
mainboard
Yes
Check R615 is on in
main board
Check if L452 is on
Yes
Check If R616 is on
Replace the main board
Go
Yes
4-5
No
Fix XP2 in AV board
No
Fix R615
No
Add L452
No
Add R616
Trouble shooting chart
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