LG OLED77B3 Series User Manual

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Copyright © LG Electronics Inc. All rights reserved.
Only training and service purposes.
H/P
RS-232
1.8V
Main SoC
eMMC (16GB)
CI Slot
USB1 (2.0)
OCP
HDMI3(2.1, eARC) HDMI2(2.0) HDMI1(2.0)
Air/ Cable
TUNER
(T2/C/A)
TUNER
(S,S2)
DVB-S
LNB
T2/C/S/S2 H
H
-
H
-
NIM tuner
IF (+/-)
P_TS_OUT
P_TS_IN
MICOM
IR / KEY
USB_WIFI
X_TAL
27MHz
Sub Assy
LAN
ETHERNET
SPDIF
SPDIF OUT
AMP
IC,Tx/Rx
Sub Audio AMP
I2SOut I2C_0
Vx1 / EPI/ CEDS
FCIC SPI/ I2C_3
Main
PMIC
IF_S
IF
GST/MCLK/GCLK/EO/I2C_3
NVRAM (256Kb)
I2C_5
I2C_1/2
EPI /CEDS block
IQ (+/-), IP(+/-)
HDMI4(2.1)
TS
DDR4 2666
64bit (16bit x 4)
(512MB X 4EA)
EPI/CEDS 68P/68P,Vx1 41P/51P
Area OPT(Depend on region)
IR/KEY/MIC
1.2V
DDR
0.95V
Core
3.5V
ST_BY
1.8V
5V
Normal
Sub
PMIC
0.95V
1.2V_DDR
5V
1.8V
3.5V_ST
0.95V
1.2V_DDR
3.3V
13V
3.3V
5V
5V
1.0V
1.8V
3.5V_ST
3.5V_ST
3.3V
3.5V_ST
3.5V_ST
13V
3.5V_ST
13V
3.3V
13V
3.3V
13V(PANEL_VCC)
13V(PANEL_VCC)
To
Panel
From
Power
B/D
13
V
Signal Flow
Supply Power
In/out Power
To WIFI/BT
Combo
eMMC
CLK/DATA/STRB
3.3V
Normal
3.3V
13V
USB2 (2.0)
PHY_0_2.0
PHY_1_2.0
PHY_2_2.1 PHY_3_2.1
1.2V_Demod
(Full NIM ONLY)
1.2V
DEMOD
1.2V_Demod (Full NIM ONLY)
3.3V
MAIN Audio AMP
Area OPT (Depend on region)
Area OPT (Depend on region)
CVBS/ AUDIO L/R
AV
OCP
1.0V
CPU
1.0V
13V
1.2V
Vterm
1.2V_Vterm
3.3V
1.2V_Vterm
20V
2.5V
DDR4_
VPP
2.5V
3.5V_ST
2.5V
20V
BLOCK DIAGRAM

LG OLED77B3 Series Specifications

General

Brand	LG
Model	OLED77B3 Series
Category	OLED TV
Language	English