CONFIDENTIAL
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DO NOT COPY Page 9-1
File No. SG-0000242
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Chapter 9 Trouble shooting
(TV, COMPOSITE, VIDEO) IS NOT DISPLAY CORRECTLY
Start
Input signal good?
1. Check video
2. Check DVD player
U1 input correct?
1. Check VIDEO signal
2. Check signal between U1
(IF IN AV mode)
LVDS output correct?
1. Check power system U1 :
+3V3SB, +1.2V,
+1.8V_DDR2
2. Check Y100’s frequence is
1. Check JL2 Connect is good?
2. Is panel working ok?
END
U1 output correct?
1. Check mini-LVDS cable
2. Check U1 clock (24MHz)
3. Check LVDS signal
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