Lcd Part - Samsung SGH-ZV50 Service Manual

Flow Chart of Troubleshooting

9-9. LCD Part

LCD does not work
Yes
No
Is BACKLIGHT set Set BACKLIGHT on AlwaysONl
AlwaysON in the Menu?
Yes
Pin 31(SUB )
No
Pin 41"R709" (Main )
Check UCP300
(LCD_Reset) at HDC700 is
"High" ?
Yes
Replace the LCD Module
END
9-16
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