Samsung SGH-P310 Service Manual - Page 53

LCD_BL_EN

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Flow Chart of Troubleshooting and Circuit Diagrams LED- L402 VBAT 3.8V U402 8 GND OUT 1 7 SW VIN 2 6 FB 5 NC EN 3 GND 4 GND 9 R407 C417 LED+ +12V LCD_BL_EN C416 R406 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization

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SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting and Circuit Diagrams
9-17
This Document can not be used without Samsung's authorization
3.8V
+12V
C416
8
GND
GND
4
NC
5
1
OUT
7
SW
VIN
2
U402
3
EN
FB
6
GND
9
R406
VBAT
L402
R407
C417
LCD_BL_EN
LED+
LED-