Samsung SGH-T519 Service Manual page 56

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Flow Chart of Troubleshooting
5 OUT1
LCD_DATA(5)
6
LCD_DATA(6)
7 OUT3
LCD_DATA(7)
8
LCD_DATA(8)
5 OUT1
LCD_DATA(15)
6
OUT2
LCD_DATA(14)
7 OUT3
LCD_DATA(13)
8
OUT4
LCD_DATA(4)
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F304
1
IN1
LCD_D(5)
IN2 2
OUT2
LCD_D(6)
3
IN3
LCD_D(7)
IN4 4
OUT4
LCD_D(8)
GND GND
9
10
F302
1
IN1
LCD_D(15)
IN2 2
LCD_D(14)
3
IN3
LCD_D(13)
IN4 4
LCD_D(4)
GND GND
9
10
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LCD_DATA(9)
LCD_DATA(10)
LCD_DATA(11)
LCD_DATA(12)
5 OUT1
LCD_DATA(3)
6
OUT2
LCD_DATA(2)
7 OUT3
LCD_DATA(1)
8
OUT4
LCD_DATA(0)
10-10
F303
5 OUT1
1
IN1
LCD_D(9)
6
2
OUT2
IN2
LCD_D(10)
7 OUT3
3
IN3
LCD_D(11)
8
IN4 4
OUT4
LCD_D(12)
GNDGND
9
10
F301
1
IN1
LCD_D(3)
2
IN2
LCD_D(2)
3
IN3
LCD_D(1)
IN4 4
LCD_D(0)
GND GND
9
10

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