Lcd Part - Samsung SGH-E330 Service Manual

F low Chart of Troubleshooting

9. LCD Part

L C Ddoes not work
Y es
N o
Is L C DC ontrast set on high Set L C DC ontrast on high level
level in the M enu?
Y es
N o
C heck the R 304, C 308
H D C 700 pin 24 = 2.8V ?
Y es
N o
H D C 700 pin 19(L _W R ),
C heck the U 303
20(R S) is O K ?
Y es
R eplace the L C DM odule
Y es
E N D
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