Sharp LC-60LE650U Service Manual page 95

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• Picture does not display.
A screen isn't displayed.
(The LED Backlight has shone at start-up)
NO
Please enter the adjustment process mode and display "LCD TEST
PATTERN" of 18 page.
Please press volume (-)/(+) keys and a test pattern is displayed.
Is it all usually displayed?
NO
Is only the half of the right screen or the left screen displayed normally?
NO
Please check the C-PWB.
Replace another board.
LC-60/70/80LE650U/LE657U/C6500U/LE757U/LE857U,60/70LE755U/C7500U
Trouble Shooting LCD controller board(C-PWB)
It is checked whether PL/LW is connected correctly.
Replace another C-PWB.
YES
It isn't the fault of a C-PWB.
Please check operation with reference to other items.
YES
It is checked whether FFC (to Panel) is connected correctly.
Replace another C-PWB.
YES
6 – 6

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