Main Set Block Diagram - LG LHB976 Service Manual

MAIN SET BLOCK DIAGRAM

1-2. MPEG / AMP BLOCK DIAGRAM
12C(1)
(CS5346)
i-pod NJM2794
AUX
Portable
Tuner
SPDIF
Optical
SPDIF
BT RX
UART
ADC
MIC
CS5340
MIC_Det
Ethernet
USB/
WIFI/Dongle
X3
To MD
45/18p FFC
A/B/C/D/E/F/G/H/RF
TRD, FOD
5V
SLD, SPD
Motor Driver(7ch)
TILT, LOAD
OPU
(R2A30234SP)
5V
MD
Motor Driver(2ch)
LB1848M
3.3/5V 3.3V
2ch ADC 24.576
12C(1)
MHZ
DIR
I2S CS8422
3.3V
I2S
EPHY_TDP/N
EPHY_RDP/N I2S
D+,D-,5V
I2S
UART
BCM7633
1.2/1.5/3.3V
COLD
CVBS/iPOD
Video SW
24.576 MHZ
SPI
(1)
1.2/3.3V
3.3V
Audio DSP
SDRAM
CS495314
Flash
- Decoding
3.3V
- Processing
•Sound Effect
•Bass
Management
•ChDelay
•AV sync
•Downmix
I2S
McASP0 Rx
3.3V
74ALVC244
74ALVC244
3.3V
244_
CTRL1,
CTRL2,
CTRL3
3.3V
27MHZ
1.5V
DDR3 X2
(512MB)
NAND
3.3V
(256MB)
CP Chip 3.3V
TMDS
To
To From To
HDMI RX HDMI RX HDMI TX
2-121 2-122
32/39/12V
TAS5614
19.2 MHZ
3.3V
3.3V
PS9850
TAS5614
12C(1)
TAS5614
BT_L/R
BT TX
3.3V_M
EEPROM
I2C
MICOM
E2P
ROM
NEC 100P
3.3V_M
20MHZ
Wireless Option
(D1/D2)
I2S
3.3V
LPF
Interface
12C(2)_
Touch/W
LESS
Wireless
3ch TX Module
5V