Panasonic Viera TH-P42X20K, Service Manual, Page: 31 / 112

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