Read LG 42PC5D-UL (CHASSIS:PA75C) Service Manual online
BLOCK DIAGRAM
Block Diagram
Power Sequence and Flow Diagram
+3.3V
+3.3V
REG
IC
BIAS
Side power
Power_CTL_2.6V_1.2V
IC803
SC1566I5M
D2.6V_BCM
BCM3553
IC300,301,302,303
DDR IC
전원
IC200,201
TPS2052BD
(USB analog SW)
IC501
NTP3000 (sound IC)
IC502
CS5340
(Audio ADC)
IC503
TC74VHC04FT
(coxial
SPDIF IC)
JK501
SPDIF power
IC407
MTV416GMF
+3.3V detect signal
BIAS
LVDS
Tuner CTR
IC304
5C25955TR
DDR Memory
DDR0_VTT DDR0_REF
BCM3553
A2.6V_BCM
IC805
SC4519STRT
DC-DC converter
BCM3553
D1.2V_BCM
A1.2V_BCM
Power_CTL_2.6V_1.2V
IC807
AZ1117H-1.8
IC501
NTP3000
(sound IC)
+1.8V_NTP
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