LG SKC9 - Block Diagrams; System Block Diagram

3-3
Copyright © 2018 LG Electronics Inc. All rights reserved.
Only for training and service purposes.
D+/D-
(SVC only)
D_D0~D3
TX
HDMI IN
S.Flash
1MB
SPI
AMP AMP AMP AMP
AMP (5.1.2)
192K/24bit
Wireless Woofer
NAND
512MB
27M
27
M
DDR3
128MB
16
25M
OPTICAL IN
S.Flash
16MB
SPI2
PORTABLE
USB
HDMI OUT
SMPS
PVDD (20VA)
BT_RESET/WAKE UP
TMDS/HPD/DDC
TMDS/HPD/DDC/CEC
DSP IC
2 Color LED
FRONT PCB
LCD
IR -Receiver
Key PCB(5 Key)
DDR3
128MB
KEY
SPI/ BL_CTL
RMC/ LED
I2S
SPDIF
32
MICOM IC
UART
M_RESET
S.Flash
1MB
SPDIF
SOC
SPI0
USB+/-
24.576M
ARC+/-
S.Flash
1MB
ADC
PCM1808
M_D0
HDMI IC
74AHC244
D0
MCLK/BCK/LRCK
D_D0
MCLK/BCK/LRCK
SPI
H_D0
MCLK/BCK/LRCK
BCK/LRCK
24.576M
24
.
576
M
27M
27
M
DAC IC
D_D3
D+/D-
DIR IC
DDR3
128MB
FL TL
FR TR
SL
SR
C
40M
OP AMP OP AMP OP AMP OP AMP
8
Ethernet
WI-FI
12.288M
HDMI
DAC/DIR
I2C
MCIN
OPTICAL
MCLK/BCK/LRCK
ADC_D0
Oscillator
Rear
TX
S.Flash
1MB
SPI
Rear
Rear
SPI
BLOCK DIAGRAMS
1. SYSTEM BLOCK DIAGRAM