Samsung SGH-E330 Service Manual page 38

F low Chart of Troubleshooting
LCD_MAIN_CS
LCD_SUB_C S
RS
L_RD
L_W R
STANDB Y
K6
LCS1
L6
LCS2
K5
LRS
M6
LREN
M7
LWEN
C4
GP O
C7
TROBE
D1 0
EXTVS
G1 0
CLK_I
H1 0
CLK_O
C6
MVEP1
G3
MVEP2
E8
MVEP3
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NC
NC
A9
LVALID
HREF
B9
FVALID
VSYN C
A8
PCLK
PCLK
C1 0
M_CL K
MCL K
A1 0
M_SD A
SD A
B1 0
M_SCL
SC L
DI 0
Y(0)
DI 1
Y(1)
DI 2
Y(2)
DI 3
Y(3)
DI 4
Y(4)
DI 5
Y(5)
DI 6
Y(6)
DI 7
Y(7)