
SAMSUNG Proprietary-Contents may change without notice
Level 3 Repair
8-27
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8-3-11. SD_Card Part
Check the Vdd_IO=1.8V.
(TP : R321)
Check VMMC_2.85 = 2.85V.
(TP : R316)
Replace the UCP200.
END
No
Yes
No
Resolder the R316, R317, R318, R319,
R320, R321.
Check the Pull-up Registor is
soldered well.
(TP : R316, R317, R318, R319,
R320, R321 are not 0V.)
Check the SD_CLK is on.
(TP : SD300 5pin)
No
Resolder the UCP200.
Check the SD card is demaged.
No
Check the SD300 is demaged.
Resolder the SD300 using the heatgun.
SD card does not work.
Yes
Yes
Yes
Yes
Yes