SAMSUNG Proprietary-Contents may change without notice
Flow Chart of Troubleshooting
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9-17
9-10. LCD part
END
Replace the LCD Module
Yes
OK
LCD is always Black?
Yes
No
Check HDC600, F602, F603, F604, F605
Replace U601
No
No
Pin 16
LCD_VDD_2.8V at HDC600
is 2.8V?
Yes
Backlight & Navi key are
ok?
Replace Slide FPCB
Yes
LCD does not work
Summary of Contents for SGH-Z720
Page 44: ...8 PCB Diagrams 8 1 Top ...
Page 45: ...PCB Diagrams 8 2 Bottom ...