Read Panasonic TH-50PV70FA / TH-50PV70PA / TH-50PX70BA / TH-50PX70EA Service Manual Simplified online
4 Schematic and Block Diagram
4.1. Main Block Diagram
VSUS
RUSH/MAIN_ON/OFF
VOLTAGE
DC/DC
1.8V
1.8V
D25
P11
K1
SS33
MICOM
S.R.
SS35
*Discharge Control
DCK
DG51
DIGITAL SIGNAL PROCESSOR
S.R
SS2
DC/DC CONVERTER
P1.2V
REMOTE/LED
64
+15V
64
*Plasma AI
+15V
*VD,HD
D5
SUSTAIN DRIVE
P5V
HP_L/R
XRST
SC20
PROTECTION(SOS)
ADDRESS
16/32Mbit
Flash-ROM
Flash-ROM
G51
PCLK/NCLK
64
STB12V
*H,V Snyc Control
64
L/R
64
KEY SW
Data Driver
Control
Control
[27MHz]
AUDIO
S.R
VDA
STB_PS/
VSUS
POWER
CLOCK
LATCH,SFVRST,SFRST
VIDEO
+15V
KEY SCAN
P12
STBY5V_M
POWER
S.R
PULSE
CORRECTOR
BOOT
ROM
ROM
S1
SCAN OUT
32k
PD1-M plus
SU
INPUT
IIC2
S.R
ADV/HDMI
C35
DG5
ERASE
INPUT
PULSE
SS3
DC/DC
3.3V
3.3V
D31
VSUS
S.R.
S.R
S.R.
FORMAT CONVERTER,
64
Discharge
Control(SS)
Control(SS)
DRVRST
C11
*RGB:10bit(or8bit)
RESET
C1
NOR
FLASH
FLASH
X'tal
S.R
FCLK,FPDATA[1:0]
SCAN
SCAN DRIVE
P_ON/OFF
VDA
(4MByte)
SUSTAIN
R[9:0]
Discharge
Control(SC)
Control(SC)
RESET IC
FLASH CONTROL
DATA0
P5V
STANDBY
REMOTE RECEIVER
PULSE
PULSE
POWER SW
PLASMA AI PROCESSOR
DG
STB12V
MAIN
TV-V
TUNER
D20
VDA
S
MCU
AV4 IN
RECTIFIER
GENERATOR
SUSTAIN
C2
S.R.
S.R.
ASDIO
64
CONTROL
SS22
RECTIFIER
PROCESS
RECTIFIER
CONTROL
*LVDS receiver
SS21
P2
REG
RESET
RESET
SUSTAIN
CONTROL
CONTROL
S.R
RECTIFIER
SC2
S.R
DATA DRIVER(CENTER)
MSP
SS24
VCXO
Peaks-Lite 2
RELAY
VOLTAGE
VOLTAGE
AI SENSOR
64
C3
S.R
SELECT
CONTROL
S.R.
*Sub Filed Processor
S.R
POWER LED
SOS1
SUSTAIN
DATA DRIVER(LEFT)
DDR2x2
S.R
P3.3V
S.R.
STB5V
SS
DATA DRIVER(RIGHT)
VOLTAGE
VOLTAGE
C10
DC/DC
1.2V
1.2V
CONTROL
+5Vc
S.R.
DISPEN
SS11
C21
S.R.
D
WRITE PROTECT
AV4 IN
+5V
L/R
SENSOR
VDA
64
TV_L/R
PROCESS
AUDIO IN
S.R.
SS34
C33
S.R.
STB3.3V
MEM
STB_PS
S-VIDEO IN
FACTOR
SD
SOS2
SCAN OUT
SS23
15V
VDA
64
DG1
STANDBY
PROM
G
HEADPHONE
RELAY,PFC
D-LATCH
OSD
SS SOS
EEPROM
D32
VOLTAGE
SWITCH
SELECT
SS_SOS8
THERMAL
P2.5V
B[9:0],HD,VD
F_STB_14V
G[9:0]
64
LINE
POWER SUPPLY
LVDS format
SC
FILTER
PULSE
SIF
GENERATOR
K
RECTIFIER
P25
S.R
15Vd
DCLK
*CLK
15Vc
PS_SOS
SS12
CONTROL
PFC_ON/OFF
C32
P
AC CORD
VOLTAGE
(VE)
VDA
C22
64
Vda
SUSTAIN
VOLTAGE
FPGA
P9
C20
VIDEO IN
128Mbit
DDR
DDR
AMP
HDMI 1
L
SPEAKER
DG
12
12
HDMI 2
R
FRONT
END
END
TUNER
[DIGITAL]
SPEAKER
L
R
SPEAKER
PX70BA/EA ONLY
DC/DC
DC POWER
F_STBY_15V
STB5V
CONVERTER
POWER SOS
DG7
DG6
+15V
P7
P6
DC POWER
SLOT
SD CARD
TH-50PV70FA/PA, TH-50PX70BA/EA
Main Block Diagram
Main Block Diagram
TH-50PV70FA/PA, TH-50PX70BA/EA
Main Block Diagram
Main Block Diagram
L/R
IN
SCART
VIDEO
Y,PB,PR
V,R,G,B
AUDIO
COMP
AV1
OUT
L/R
SCART
L/R
AUDIO
AV2
C,V
PC IN
R,G,B
TH-50PV70FA / TH-50PV70PA / TH-50PX70BA / TH-50PX70EA
9
Click on the first or last page to see other TH-50PV70FA / TH-50PV70PA / TH-50PX70BA / TH-50PX70EA service manuals if exist.