Akai lct42z6tm Service Manual page 6

have +5V voltage, It's true, than to check power board of +24v voltage, It's true. The
panel of backlight board is fail. The change panel of backlight board.
Please refer to attached sheet B Panel of datasheet.
4.The screen don't have picture But have backlight.
4.1 To check to panel of voltage , to check Main Board IC N031 the 5 pin of voltage is +12v.
If not, check the +12v power.
Please refer to attached sheet A circuit diagram.
5.The remote control don't be control.
5.1 The check batteries of remote control if it run out of .
5.2 To check main board of connecter X014 of wire connect fastness and the connecter of
wire open.
Please refer to attached sheet A circuit diagram.
6.The sound don't output.
6.1 To check main board +24v voltage of connector X032, It's true not +24v voltage. Then
to to check power main +24v fail .
Please refer to attached sheet A circuit diagram.
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