Ddc: + 1.8V_Tu Check - Sony KD-43XE7 Series Service Manual

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3.11 No Power DDCON/LDO

DDC: + 1.8V_TU check

START
Check voltage
C6055
Is voltage >5.0V?
Check EN signal
R6162
Is voltage >1.6V?
Change IC6007
no
Check
D6011
Is diode ok?
yes
yes
no
Check
D6009
Is diode ok?
yes
yes
no
Change D6011
Check +5.0V_DDC_OUT
no
Change D6011
MTK IC damage
101

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