Block Diagram; Main Block Diagram - Panasonic TH-L42D25R Service Manual

TH-L42D25R

9 Block Diagram

9.1.

Main Block Diagram

A-BOARD
DIGITAL SIGNAL PROCESSOR
V
TUNER
SIF_OUT
TMDS DATA
HDMI1
TMDS DATA
HDMI2
TMDS DATA
HDMI3
(SIDE)
V/Y/PB/PR
AV1 L/R
V
AV2 L/R
V
AV3 L/R
(SIDE)
R/G/B/H/V
PC
MONITOR V
MONITOR
MONITOR L,R
OUT
(SIDE)
HEADPHONE
L
SPEAKER(L)
AUDIO
A12
R AMP
SPEAKER(R)
OPTICAL
OPTICAL AUDIO OUT
AUDIO
OUT
P-BOARD
POWER SUPPLY
RECTIFIER
PFC POWER
CONTROL CONTROL
RECTIFIER
LINE
FILTER
LIVE NEUTRAL
CNAC
AC CORD
(A Chip)
(D Chip)
SIF
HDMI I/F
RECEIVER
V
L/R
A/D
CONVERTOR
AUDIO
PROCESSOR
DTV_L/R
D/A
CONVERTOR
AV SW
Y/PB/PR,
R/G/B/H/V CVBS
DVB_CVBS
NAND
FLASH
CPU BUS
I/F
CPU BUS
PWM
SOS DET
OPERATION
BUTTON
CONTROL PANEL
S01 A02
ASSY
174V
PROCESS 17V AUDIO_VCC
VOLTAGE
RECTIFIER
DTV12V DTV12V
RELAY
SUB_ON
+5.8VS
P2 A09
STB_SUB5.8V
SUB
ON/OFF
STANDBY +5.8VS
BACK LIGHT
VOLTAGE POWER
RECTIFIER CONTROL
H O T HOT COLD C O L D
CN01,CN02
CLOCK
DDR3
GEN
USB
I/F
SD I/F
LAN I/F
Peaks LDA2
RXD1
TXD1
SOUND SOS
STM GenX8 RXD1
(L E D :9 T IM E S ) (LED:9TIMES)
TXD1
STB3.3V
STB_RESET
VIDEO
PROCESSOR
POWER LED(R)
REMOTE IN
C.A.T.S. SENSOR
SUB 3.3V SENSE
(LED:7TIMES) (L E D :7 T IM E S )
DTV12V SENSE
(LED:4TIMES) (L E D :4 T IM E S )
PANEL_VCC_ON
+12V
SWICH
LVDS DATA
DCDC
SUB9V
SUB9V
DCDC
FE1.2V
FE1.2V
DCDC
2.5V(FE)
2.5V
DCDC
SUB3.3V
DTV12V
SUB3.3V
SUB1.5V SUB1.5V
(DDR1.5V)
STB5.8V
DCDC
SUB1.2V_A
SUB1.2V
SUB1.2V SUB1.2V_D
DCDC
SUB_OP_5V
USB5V
(USB5V)
DCDC
STB5V
STB5V
DCDC
TUNER5V
TUNER5V
BACK LIGHT ON
BACK LIGHT SOS
DCDC
SUB5V
SUB5V
34
USB1
EEPROM
USB DATA
USB2 (SIDE)
SD CARD DATA
SD CARD
SLOT
LAN DATA
LAN
SOUND SOS DTV12V
STB3.3V
STB5V
STB_RESET
ANALOG-ASIC
SUB5V
OVP_DET
EEPROM
STB+3.3V
A10
V10
SUB 3.3V
DTV12V
LVDS DATA
A15
TC05
LVDS
DCDC
FLASH
ZW1.2V
ZWEI2
VDD1_3.3V
mini_ PNL12V
LVDS
DCDC
LVDD16V
rDAC LG TCON EEPROM
LVCC3.3V
GCLK
LEVEL SHIFTER BUCK_CONV
H_VDD8V
CLK
VDD
VGI_N/P
H_VDD8V
LVCC3.3V
LVDD16V
TC06 TC04 TC01
PANEL
CONTROL
PANEL
LCD PANEL
LED BACK LIGHT
V-BOARD
POWER LED
REMOTE RECEIVER
C.A.T.S. SENSOR
STB+3.3V
POWER LED
REMOTE RECEIVER
C.A.T.S. SENSOR
TC-BOARD
TIMING CONTROLER
ZW1.2V
VDD1_3.3V
LVDD16V
LVCC3.3V
DCDC
LVCORE1.2V
LVCORE1.2V
H_VDD8V