LG 50PG6000-ZA (CHASSIS:PD81A) Service Manual ▷ View online
- 25 -
BlockDiagram
(Reset)
KIA7029AF
Power On Reset
IC803
MICOM Reset
[NRST]
S29GL256N10TFI020
NOR Flash
IC404
RESET
EJTAG RESET
[EJ_RST_N]
SYS RESET
[RESET_N]
Tic S/W
NTP3000
SW_RESET
[VXO_D5]
PCMCIA
CI_RST
[POD_RESET]
TUNER
FE_RESET
[VXI_D14]
FLI10306
MICOM
[GPIOE6]
MSP
4458
- 26 -
I2C Control
SDA2_3.3V,SCL2_3.3V
Module
X4 : 0x72
MICOM
0x50
NTP3000
0x54
TUNER
Digital
R:0x1E
W:0x1F
[Master I2C 1]
TUNER
Analog
R : 0x87
W : 0x86
MVRAM
24LC512
W : 0xA6
R : 0xA7
SDA1_5V, SCL1_5V
[Master I2C 0]
[Slave I2C 0]
[Slave I2C 2]
[Slave I2C 1]
EDID
AT24C02BN
EDID
AT24C02BN
EDID
AT24C02BN
EDID
AT24C02BN
TMDS
351PAG
IC202
FLI10306
EDID
AT24C02BN
[DSDA1,DSCL1]
MICOM
EDID
AT24C02BN
MSP4458
Digital
R:0x81
W:0x80
- 27 -
Power
Voltage
BlockDiagram
12V
KA7809
(IC1005)
5V
KIA78R05F
(IC1011)
+5V-TUNER
KIA78R05F
(IC1007)
CI_EN
+5V-CI
NTP3000A
16V
KIA78R33F 1A
(IC1012)
3.3V_ON
+3.3V-TUNER
+3.3V-CI
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
CI_module
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
MSP4458
MSP4458
- 28 -
Power Voltage
BlockDiagram
5V
KIA78R33F 1A
(IC1001)
3.3V_ON
+3.3V-DOUGLAS
PQ018EZ02ZPH
0.23$
(IC1000)
+1.8V_DOUGLAS_DDR
1.8V_DOUGLAS_EN
SC4519STRT
600Khz,3A,0.41$
(IC1002)
+1.26V_DOUGLAS
1.26V_DOUGLAS_EN
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