![background image](http://html2.mh-extra.com/html/samsung/sm-g970u/sm-g970u_service-manual_4751085080.webp)
Confidential and proprietary-the contents in this service guide subject to change without prior notice
Distribution, transmission, or infringement of any content or data from this document
without Samsung’s written authorization is strictly prohibited.
8. Level 3 Repair
8-4-12. Display
LCD is still off after PWR ON
Yes
No
No
Reconnect the HDC10000
Yes
No
END
Yes
No
Check
VDD_DDI_3P0=3.0V (C10012,C10033)
VDD_DDI_1P8=1.8V (C10014,C10034 )
VDD_DDR_1P6=1.6V(C10009,C10010,
C10035)
No
Resolder or Replace the PMIC (U10000)
Yes
No
Check
ELVDD 4P6=4.6V (C10038,C10039)
ELVSS_-4P4 = -1.4 ~ -5.4V (C10036,C10037)
ELAVDD_7P6 = 5.8 ~ 7.9V (C10032)
No
Resolder or Replace the PMIC (U10000)
Yes
No
Resolder or Replace UCP500
Check the connection of
HDC10000