Block Diagram; Main Block Diagram - Panasonic TH-P46X20K Service Manual

9 Block Diagram

9.1.

Main Block Diagram

HDMI1
HDMI3
HDMI2
SIF I/F
TUNER
V
V/Y/PB/PR
AV1 L/R
V/Y/C
AV2 L/R
V
(SIDE) AV3 L/R
V
MONITOR L/R
R/G/B
PC
HEAD_ HP L/R
PHONE
L
SPEAKER(L)
AUDIO SD
A11
AMP
R
SPEAKER(R)
OPTICAL
OPTICAL AUDIO OUT
AUDIO
OUT
SN SCAN DRIVE
SC-BOARD
ENERGY RECOVERY
SOS DETECT
(LED:6TIMES) (LED:6TIMES)
SC-BOARD
FLOATING PART
SOS DETECT
(LED:7TIMES) (LED:7TIMES)
SCAN
DRIVER
CONTROL
PULSE
VSCAN GEN.
SCAN
VSET GEN.
DRIVER
VAD GEN.
BUFFER
A DIGITAL SIGNAL PROCESSOR
TMDS DATA
TMDS DATA HDMI I/F
TMDS DATA RECEIVER
SIF I/F
AV SW
AUDIO
I/F
NOR
FLASH
CPU BUS
I/F
CPU BUS
CONTROL
SIGNAL
PANEL MICOM
EEPROM
(LED:4TIMES) (LED:4TIMES) POWER SOS
P+15V P+15V DET (LED:2TIMES) (LED:2TIMES)
SOS6_SC1
P+3.3V
P+3.3V DET (LED:3TIMES) (LED:3TIMES)
P+5V P+5V DET (LED:5TIMES) (LED:5TIMES)
(LED:9TIMES) (LED:9TIMES) SOS_DCC
SOS6_SC1
SOS6_SC1 (LED:6TIMES) (LED:6TIMES)
SOS7_SC2 SOS7_SC2
SOS7_SC2 (LED:7TIMES) (LED:7TIMES)
P+5V SN20 A21 P+5V
SOS8_SS
P+15V P+15V
(LED:8TIMES) (LED:8TIMES)
SCAN CONTROL
SCAN CONTROL
STB5V_M STB_D3.3V
DCDC
STB_D3.3V
VSUS
SN2
SN3
C1 DATA DRIVER (RIGHT)
Vda
VIDEO DATA
DATA DATA DATA
DRIVER DRIVER DRIVER
SD CARD DATA
Nile-TCON
DDR2
EEPROM
MPU
EEPROM
STB3.3V
STB1.2V
SOS
SOS
(LED:10TIMES) (LED:10TIMES)
LED_R/G
REMOTE IN
AI SENSOR
KEYSCAN1
LVDS DATA
DCDC
F15V
SUB5V
DCDC
SUB1.8V
POWER SWITCH
DCDC
SUB1.2V
P POWER SUPPLY
STB5V
STB5V
STB_PS
A7 A7 P7
5V
PD4
PLASMA AI
CPG with SS
PANEL
SUSTAIN
H/V Sync Control
MAIN ON
CONTROL
Sub Filed Processor
Plasma AI
P+15V P+15V
F15V A6 A6 P6 F15V
SOUND15V SOUND15V
VIDEO
VIDEO DATA
DATA
F15V
STB5V
A33
A34
VSUS
P2
SOS8_SS
SUSTAIN CONTROL
VIDEO DATA
P+3.3V,P+5V
C2 DATA DRIVER (LEFT)
C11 C21
C10 C20
DATA DATA DATA
DRIVER DRIVER DRIVER
31
SD CARD DATA
SD CARD
SLOT
STB5V
SUB5V
ANALOG-ASIC SUB5V DET
SUB1.8V DET
SUB1.2V DET
STB3.3V
A1
KEY SWITCH
DCDC
SUB5V SOUND15V SUB9V
SUB9V
P+15V DCDC P+1.2V DCDC P+3.3V
SUB1.8V
P+1.2V P+3.3V
DCDC
P+5V
SUB1.2V P+5V
SS SUSTAIN DRIVE
PS SOS4
P-BOARD
(LED:4TIME) (LED:4TIME)
SOS DETECT
POWER MICOM
VSUS
VSUS
P11 SS11
ON/OFF CONTROL VSUS
P+15V
P+15V
Vda
PROCESS SUSTAIN
P+15V VOLTAGE VOLTAGE
RECTIFIER RECTIFIER
P+5V
COLD COLD HOT HOT
STANDBY POWER
VOLTAGE FACTOR
RECTIFIER CONTROL
RECTIFIER
SS23
P34
RECTIFIER RELAY
P9
P35
AC CORD
C25
P+5V
SOS8_SS
C23
SUSTAIN CONTROL
Vda
VIDEO DATA
DATA DATA
DRIVER DRIVER
K POWER LED
REMOTE RECEIVER
AI SENSOR
STB3.3V
LED_R/G
K1
REMOTE RECEIVER
AI SENSOR
SS-BOARD
SOS DETECT
(LED:8TIME) (LED:8TIME)
VSUS GEN.
VE GEN.
ENERGY RECOVERY
ENERGY
RECOVERY
COIL
SS3