Read LG 50PG20D-AA (CHASSIS:PA81A) Service Manual online
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Power Voltage
BlockDiagram
12V
KA7809
(IC1005)
5V
KIA78R05F
(IC1011)
+5V-TUNER
NTP3000A
16V
P_+16V
KIA78R33F 1A
(IC1012)
3.3V_ON
+3.3V-TUNER
+3.3V
AZ1117H-1.8TRE
(IC1004)
+1.8V
AZ1117H-3.3
(IC1003)
+3.3V_STBY
FET Power S/W
(Q1003)
+5V
RL_ON/PWR_ON/OFF
Tuner
Tuner
HDMI S/W, CI buffer, Flash Memory,
NTP3000A,
Chaplin(AUD_VREFP
)
Tuner, NTP3000A
RS-232 Driver, Sub
Micom
,
HDMI S/W, OPTIC Jack, NVRAM, USB
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