Panasonic Viera TC-42PX24, Service Manual

Page: 3 / 108

3
2 Block Diagram
2.1. Main Block Diagram
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
(LED:3TIMES)
(LED:10TIMES)
(LED:4TIMES)
(LED:2TIMES)
(LED:5TIMES)
SUB1.2V DET
STB3.3V
PD4
SD0
RECEIVER
KEYSCAN3
SOS
SPEAKER(L)
POWER SWITCH
P+15V
PANEL MICOM
AV SW
A
SD
128Mbit
NOR FLASH
Y/PB/PR
EEPROM
DIGITAL SIGNAL PROCESSOR
A11
DCDC
L/R
OPTICAL
SWITCH
CPU BUS
I/F
PANEL STB_ON
AUDIO I/O
S
SOS6_SC1
OUT
SUB1.8V DET
FRONT END
VIDEO1
P+15V
SIF_OUT
POWER LED
POWER LED
P+1.2V
AMP
STB_D3.3V
A34
POWER LED(R)
PANEL STATUS
HDMI I/F
SUB1.8V
SOS7_SC2
SD CARD DATA
SOS8_SS
SOS
CPU BUS
V
LVDS DATA
ANALOG-ASIC
TMDS DATA
DCDC
P+3.3V DET
P+3.3V
A7
SD CARD
AUDIO
DCDC
DCDC
EEPROM
SOS6_SC1
POWER SOS
P+15V
SUB1.2V
V
SPEAKER(R)
P+15V DET
HDMI1-2
VIDEO2
DCDC
P+3.3V STB5V_M
SUB5V
SCAN CONTROL
VIDEO DATA
STB_D3.3V
A33
P+1.2V
EEPROM
F15V
SD CARD DATA
VIDEO
DATA
AUDIO
SOS7_SC2
SUB5V
LVDS DATA
COMP1
SOS8_SS
SLOT
SUSTAIN
CONTROL
REMOTE IN
STB5V
KEYSCAN1
PANEL SOS
COMP2
KEY SWITCH
PROCESSOR
DCDC
A21
DDR2
ON
L
SUB1.2V
P+5V DET
L/R
P+5V
STB3.3V
CLOCK
PLASMA AI
CPG with SS
H/V Sync Control
Sub Filed Processor
Plasma AI
PANEL SOS
C.A.T.S. SENSOR
L/R
SUB5V DET
STB3.3V
PANEL STATUS
A6
SOUND15V
TUNER
PANEL STB_ON
F15V
REMOTE RECEIVER
S2
P+3.3V
MPU
R
Nile-TCON
L/R
P+2.5V
V
C.A.T.S. SENSOR
OPTICAL AUDIO OUT
PANEL
MAIN ON
SUB5V
SUB1.8V
(SIDE)
P+15V
C.A.T.S. SENSOR
POWER
REMOTE RECEIVER
CONTROL
SIGNAL
Y/PB/PR
K1
P+3.3V P+5V
STB5V
P+5V
IFD_OUT
K
OPTICAL OUT
A1
P+5V
DCDC
P+5V DCDC
P+2.5V
P+3.3V
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
(LED:3TIMES)
(LED:10TIMES)
(LED:4TIMES)
(LED:9TIMES) DCC_SOS (LED:9TIMES)
(LED:2TIMES)
(LED:5TIMES)
R/G/B
PC
(LED:7TIMES)
COLD
(LED:6TIMES)
HOT
(LED:4TIME)
(LED:8TIME)
P+5V
VIDEO DATA
P+15V
Vda
SUSTAIN CONTROL
VSUS
DATA
DRIVER
VSUS
DATA
DRIVER
POWER
FACTOR
CONTROL
P6
C21
SS-BOARD
SOS DETECT
C11
MAIN SW2
DATA DRIVER (RIGHT)
SN2
SN20
DATA
DRIVER
SC-BOARD
ENERGY RECOVERY
SOS DETECT
VSUS GEN.
VIDEO DATA
SS
VSCAN GEN.
SOS7_SC2
P+5V
STB5V
DATA
DRIVER
F15V
RELAY
SS23
RECTIFIER
P7
ENERGY RECOVERY
SC-BOARD
FLOATING PART
SOS DETECT
C25
SUSTAIN CONTROL
SUSTAIN
VOLTAGE
RECTIFIER
VIDEO DATA
P34 OPEN
SOUND15V
Vda
BUFFER
C10
RECTIFIER
STB5V
P+5V
P+3.3V,P+5V
AC CORD
Vda
STANDBY
VOLTAGE
RECTIFIER
P11
ON/OFF CONTROL
VAD GEN.
P+5V
P-BOARD
SOS DETECT
MAIN SW1
DATA DRIVER (LEFT)
SOS8_SS
C1
PROCESS
VOLTAGE
RECTIFIER
P+5V
C2
P35
VSET GEN.
VIDEO DATA
DATA
DRIVER
Vda
P+15V
DATA
DRIVER
P+3.3V
SCAN
DRIVER
SCAN CONTROL
C20
POWER SUPPLY
P2
VSUS
C23
PS SOS4
SCAN
DRIVER
P+15V
SN
P+15V
VIDEO DATA
VE GEN.
P+3.3V
CONTROL
PULSE
SOS8_SS
SUSTAIN CONTROL
DATA
DRIVER
POWER MICOM
SOS6_SC1
P
P+3.3V
DATA
DRIVER
SUSTAIN DRIVE
SS11
VSUS
SOS8_SS
P9
SCAN DRIVE
VSUS
P+15V
Vda
F15V
(LED:7TIMES)
COLD
(LED:6TIMES)
HOT
(LED:4TIME)
(LED:8TIME)