4. Troubleshooting
Check the LED
Operation.
Ye s
Ye s
Ye s
Re place the Main Boa rd.
Che ck / Re pla ce the LVDS Ca ble .
Che ck the LVDS conne ctor.
Is it conne cte d corre ctly?
Re place the S MP S .
Che ck All output volta ge s on S MP S .
Are a ll volta ge s norma l?
Re place the Logic Boa rd.
Che ck the LED ope ra tion of Logic Boa rd
whitch is norma lly ope ra ting?
(Norma l : Blink once a s e cond)
No
No
No
CAUTION
Make sure to disconnect the power before working on the SMPS board.
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