Block (2 Of 2) Diagram - Panasonic TH-42LF20U Service Manual

TH-42LF20U / TH-47LF20U
9.2.

Block (2 of 2) Diagram

SP-R SP-L
KSPR KSPL
R+ L-
12V_PWR
R- L+
IC2009
MUTE
IC2010
AUDIO AMP.
AMP_STBY
IC001
IC8134
12V
Q615
MAIN_EN
TO POWER BOARD
SWICH2
FROM CONNECTOR BORD K16A
SWICH1
SWICH
KEY SW BOARD
ENTER POS+ POS- MENU INPUT
SW1905 SW1904 SW1903 SW1902
SW1906
K19G
SW1901
MCU5V
IC1951
K19I
IR
GREEN
D1951
GREEN 3.3STB
IR
RED
5V
GND
BACKLIGHT
IOUT
IC1952
RED
VCC
RC+LED BOARD
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5VSTB
MCU_5V
IC2008
RXD0
IC2007 Q7206
MCU_5V
IC2006
UART-SW
TXD0
RXD1
3.3VSTB
SUB MCU
PC_DET
IC7201
SYNC_DET
20
19 IR
18
17 KEY_POWER
16
LED_GREEN
15
14 5VD_PWR
MCU_5V 13
12
RXD0 10 11
SWICH
RTC
IC2003
TX
RX
DRXD
DTXD
RS-232C SW
K39G
3.3VSTB
K19F
K72E
K10E
3.3VSTB
K39H
JACK BOARD
Q1902
3.3VSTB
IC2012
RS232C
Q1901
IN Y / C
IN
DDR SDRAM
IC2005
IC5500
IC5501
TXD1
Main Chip
IC7200
AV1_Y
AV1_C
AV1_S
AV3_CVBS+
VBI Data Memory OSD
Processor Controller Controller
KEY 0
LED_RED
Cross Triple 3D Video DCDi , Motion Adaptive Enhancer, ACC II,
LIGHT_DET
Point 10-bit Decoder De-interlacing, Scaling, ACM-3D, 3x3 Matrix,
AV2_Y/G Switch ADC 1 Shaping Filter, PicBlend, CLUTs,
OSD Blend
AV2_PB/R
Triple
10-bit
AV2_PR/B
ADC 2 2nd Channel
3x3 Matrix
Processing +
Digital
DCDi EdgeTM
Input
VGA_G/Y
VGA_R/PB
DVI \
VGA_B/PR MUX
HDMI
H_SINC
Embedded
V_SINC Display
Micro-
Port Rx
VGA_IIC
processor
ADC
Audio Audio Audio
inputs,
Mux DSP DAC
I2S\
AV_IN_L SPDIF Rx
AV_IN_R
I2S SPDIF Tx
PC_R
PC_L
DVI_IN_L
DVI_IN_R
MCU_5V
IC804
K72D
RTC
REAL TIME CLOCK
K10D
EEPROM
Q1501
IC1501
Q1502
Q1503
DVI AV3 PC AV
PC IN
L / R CVBS L / R L / R
IN IN IN IN
26
MAIN BOARD
PWM1
TO LCD PANEL
OPC_EN
FROM CONNECTOR BOARD(KLVP)
PEL-TEST
LVDS Tx
Output
Formatter
Display
Port Tx EEPROM IC8001
MSTR1_SCL
General
MSTR1_SDA
Purpose
I \ O
SPI Serial IC8000
SPI Interface
SPI_CEN
SPI_DI
ADC
SPI_DO
IR I/F
SPI_CLK
I2C BUS
FAIL P_FAIL 1
Q7207
Q7208
Q701
IIC
HDMI/DVI-D SW
IC750
3.3VSTB
HDMI1_HPD
TMDS_DATA_CLOCK
CLOCKOUT HDMI1_SDA
HDMI1_SCL
HDMI1_DATA_CLOCK
3.3VSTB
DVI_SCL
HD5V1 DVI_SDA
IC805
IIC
SCL
SDA
Q309
Q310 Q311
Q2001
Q2003
AV2
HDMI 1 HDMI 2 DVI-D
IN
IN IN