Panasonic TH-R50EL8R Service Manual / Other ▷ View online
28
9.2.
Block Diagram (2/5)
(LED
8 TIME)
(LED
6 TIMES)
(LED
7 TIMES)
HOT
COLD
(LED
4 TIME)
C21
C10
C32
+5V(P)
C22
+5V(P)
C20
C11
SS34
SC42
VSUS
SOS6_SC1
SD42
SS12
SC2
SOS7_SC2
SC41
SU11
Main Block(Tuner side)
SD11
SC20
SU41
A31
SS23
A32
SS11
A20
VSUS
SS21
SS02
SS03
SS22
C33
+5V(P)
+5V(STB)
VSUS
MAIN SW2
Vda
VSUS
RELAY
LINE
FILTER
FILTER
LINE
FILTER
FILTER
RECTIFIER
RECTIFIER
STANDBY
VOLTAGE
CONTROL
VOLTAGE
CONTROL
P11
P-BOARD
SOS DETECT
SOS DETECT
MAIN SW1
P2
+5V(P)
Vda
+15V(P)
+15V(P)
F+15V
P9
SUSTAIN
VOLTAGE
CONTROL
VOLTAGE
CONTROL
SUSTAIN
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
PROCESS
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
POWER
FACTOR
CONTROL
FACTOR
CONTROL
PROCESS
VOLTAGE
CONTROL
VOLTAGE
CONTROL
P12
STANDBY
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
ADDRESS
VOLTAGE
(VE)
VOLTAGE
(VE)
ERASE
PULSE
PULSE
+15V(P)
MAIN SW1
Vda
MAIN SW1
MAIN SW2
SUSTAIN
PULSE
PULSE
SOS8_SS
SS-BOARD
SOS DETECT
SOS DETECT
SUST
AIN CONTR
OL
+5V(P)
MAIN SW2
VIDEO D
A
T
A
Vda
Vda
SOS8_SS
+5V(P)
SUSTAIN CONTROL
+5V(P)
VIDEO D
A
T
A
SC-BOARD
FLOATING PART
SOS DETECT
FLOATING PART
SOS DETECT
SC-BOARD
ENERGY RECOVERY
SOS DETECT
ENERGY RECOVERY
SOS DETECT
+5V(P)
+15V(P)
SOS8_SS
SUSTAIN CONTROL
Vda
VIDEO DATA
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
SCAN CONTROL
SCAN OUT (LOWER)
SC
DATA DRIVER (CENTER)
DATA DRIVER (RIGHT)
C2
P
C1
SCAN OUT (UPPER)
POWER SUPPLY
SCAN DRIVE
SU
SD
SUSTAIN DRIVE
SS
DATA DRIVER (LEFT)
C3
SUSTAIN
SS3
CONNECTOR
(LOWER)
(LOWER)
CONNECTOR
SUSTAIN
(UPPER)
SS2
CONTROL
PULSE
PULSE
SCAN
PULSE
PULSE
VOLTAGE
GENERATOR
GENERATOR
SCAN
DRIVER
DRIVER
SUSTAIN
PULSE
PULSE
A7
F+15V
+15V(SND)
P6
+5V(STB)
P25
PS SOS
+5V(P)
A5
+15V(P)
POWER MICOM
ON/OFF CONTROL
SC46
SCAN
DRIVER
DRIVER
SD46
P7
AC CORD
(LED
8 TIME)
(LED
6 TIMES)
(LED
7 TIMES)
HOT
COLD
(LED
4 TIME)
TH-50PV8PA, PX8BA/EA
Block Diagram (2/5)
Block Diagram (2/5)
TH-50PV8PA, PX8BA/EA
Block Diagram (2/5)
Block Diagram (2/5)
POWER SWITCH
S1
ON
S
POWER SW
29
9.3.
Block Diagram (3/5)
MAIN9V
SUB3.3V
SUB5V
SOUND15V
SUB3.3V
SUB5V
STB5V
S_15V
STB5V
F15V
MAIN9V
SUB5V
DTV9V
D5521
D5522
D5612
SUB3.3V
SUB1.8V
SUB1.2V
MAIN5V
MAIN3.3V
D2017
D2014
D1107
SUB3.3V
DTV9V
STB3.3V
STB5V
SUB5V
MAIN9V
BT30V
AV1
AV2
JK3002
JK3003
A
V1_V
A
V1_RED
A
V1_GREEN
A
V1_BLUE
A
V1_LIN
A
V1_RIN
A
V1_V
OUT
A
V1_LOUT
A
V1_R
OUT
A
V2_V_Y
A
V2_RED_C
A
V2_GREEN
A
V2_BLUE
A
V2_R
OUT
A
V2_LIN
A
V2_RIN
A
V2_V
OUT
A
V2_LOUT
A51
4
15
2
10
1
3
9
3
2
6
4
G51
HEADPHONE
1
A
V3_L
6
A
V3_C
CONTROL
BUTTON
BUTTON
A
V3_V
AV3
HP_L
10 15
A
V3_Y
KEY1
HP_R
A
V3_R
9
JK3100
AUDIO
IN/OUT
IN/OUT
YPBPR
R
OUT
Y
PB
LOUT
PR
LIN
RIN
IC3001
RF
AV SW
TV/DTV
AV1
V,R,G,B
L,R
V,Y,C,R,G,B
AV2
L,R
Y,PB,PR
COMP
L,R
DVB_CVBS
L,R
V,Y,C
AV3
L,R
AV1_VOUT
AV2_VOUT
CVBS/S/YUV
/RGB(PC)
/RGB(PC)
MAIN
TU8301
SUB+5V
SIF
,AM
BT+30V
RF
Dig/Ana
Tuner
Tuner
IFD1/2
L,R
IC2106
AUDIO PROCESSOR
L,R
SIF,AM
TV_LR/DTV_LR
AV1_L,ROUT
AV2_L,ROUT
L,ROUT
HP L,R
IC2012
HP AMP
IC2013
L(+)
3
A12
2
SOS DET
R(-)
AUDIO AMP
1
+15V
4
IC2301
SPEAKER
OUT
OUT
R(+)
SPEAKER L,R
L(-)
SP L,R
IIC2
+3.3V
IC2008
+1.8V
IC2107
+1.8V
+3.3V
IIC2
PWM
HEADPHONE
DTV
HDMI Audio
+1.8V
HDMI
Digtal
Video
Signal
Video
Signal
IC4511
+3.3V
+5V(HDMI)
HDMI_CEC
CEC
IC4513
+3.3V
5V<->3.3V
Digtal
Audio
Signal
Audio
Signal
DECORD
DDC IIC
+5V(HDMI)
+1.8V
IIC1
HDMI PROCESSOR
HDMI2
HDMI Rx/AD CONV.
IC4514
A/D
DDC_IIC1
TMDS
IC4515
AUDIO
DDC_IIC0
CEC
IC4512
LEVEL SHIFT
VIDEO
5V<->3.3V
DDCB_IIC
+5V
SW
HDMI1
+1.8V
Analog video signal
DDCC_IIC
DET2
LEVEL SHIFT
Q4503
+1.8V
DDC IIC
HDMI1
IC4510
Q4502
TMDS
HDMI2
+5V
DET1
JK4500
JK4501
TUNER_SUB_ON
ECO_ON
STB5V
+15V_S
F+15V
F+15V
+15V_S
F+15V
+15V_S
1
2
3
10
P7
A7
12
15
13
17
14
IC5401
IC5400
+5V
SUB+5V
+9V
SUB+9V
SHORT SOS
BT+30V
Q5522
Norm
Low
Ab
high
DTV+9V
SUB+5V
+1.8V
IC5600
IC5601
Norm
Low
Ab
high
Q5606,07
SUB+3.3V
F+15V DET
+1.2V
+3.3V
+5V
+9V
+5V
IC5660
RESET
XRST
SOUND SOS
Q2022
SOS
Low
KEY1
PANEL STATUS
(READY)
(READY)
XRST
PANEL STB_ON
HDMI_CEC_PU_ON
HDMI_CEC
IC1100
STANDBY_MPU
SOUND_SOS
STB+3.3V
IIC
PANEL SOS
(ARARM)
(ARARM)
+5V(HDMI)
DET1,2,3
DET1,2,3
TUNER_SUB_ON
GenX5
SOS
ECO_ON
SUB3.3V_SENSE
MAIN3.3V_SENSE
SUB5V_SENSE
MAIN9V_SENSE
DTV_9V_SENSE
G_LED_ON
RMIN
R_LED_ON
EEPROM
IC1101
SBI2
SBO2
SBO2
IIC3
IIC3
DIGITAL
DEMODULATOR
DEMODULATOR
OFDM
IC8301
1.8V
3.3V
IC8302
+1.8V
IIC_TUNER
IIC2
IIC_TUNER
XRST
STB_RST
IC1102
BUFFER
IC2403
STB3.3V
STB_RESET
STB
+3.3V
+9V
BT30V
Q2027
STB_RST
SD BOOT
IIC1
TEMP SENSOR
IC4800
IIC SW
IC4811
BA/EA ONLY
4
10
1
5
2
6
7
14
15
13
11
12
9
3
8
(LED
3TIMES)
(+5.6V)
(LED
12TIMES)
(LED
10TIMES)
(LED
12TIMES)
TH-50PV8PA, PX8BA/EA
Block (3/5) Diagram
TH-50PV8PA, PX8BA/EA
Block (3/5) Diagram
Block (3/5) Diagram
A-BOARD
30
9.4.
Block Diagram (4/5)
G
R
P15V
P5V
SUB3.3V
SUB1.8V
SUB5V
SUB3.3V
SUB5V
P3.3V
P2.5V
D2520
P3.3V
P2.5V
P1.2V
STB_D3.3V
A25
P25
+15V
SOS4_PS
VDATA_DET
PANEL_MAIN_ON
+15V
+5V
+5V
1
2
5
6
9
10
11
IC9900
AUDIO
PROCESS
PROCESS
VIDEO
PROCESS
PROCESS
TRANSPORT
DECODER
DECODER
(TS)
SD(0)
8
SD(3)
11
4bit
SUB+3.3V
11
1
A52
8
SD(0)
SD(3)
1
GS
52
JK7701
SD CARD SLOT
IIC1
LVDS
DRIVER
+1.2V
IIC2
EEPROM
Y/C
IC8004
XRST
DDR2 SDRAM
DDR2 I/F
OSD MIX
+1.8V
NAND
I/F
I/F
+3.3V
BUS
CONTROL
CONTROL
DVB_CVBS
DTV AUDIO SIGANAL
IC8554
IC8001
Peaks-lite2p
IC8002,03
CLOCK
CPU BUS
I/F
I/F
FLASH
MEMORY
MEMORY
CLOCK GEN
IC8601
SD D
A
T
A
OSD PRO.
LVDS
3D
DEVICE
CONTROL
CONTROL
I/P CONV.
SERIAL I/F
RGB MATRIX
HV ENHANCER
AI PROCESSOR
PIXEL CONV.
HV ENHANCER
AI PROCESSOR
PIXEL CONV.
SD PRO.
PICURE PRO.
SD BOO
T
(MAIN MCU+VIDEO SIGNAL PROCESSOR)
IIC0
BUFFER
IC8404,5
IC8408,9
BUFFER
CI SLOT
JK8401
LEVEL
SHIFTER
SHIFTER
IC8401
ADDR/D
A
T
A
*PLASMA AI
*CPG with SS
*H/V Sync Control
*Sub Filed Processor
*Plasma AI
*CPG with SS
*H/V Sync Control
*Sub Filed Processor
*Plasma AI
PD2-M
FLASH I/F
+1.2V
DDR I/F
+2.5V
+3.3V
IC9303
FLASH
MEMORY
MEMORY
ADDR/DATA
DDR
IC9901
+5V(P)
A32
3
+5V(P)
68
SUSTAIN CONTROL
2
CONTROL DATA
VIDEO DATA
+5V(P)
VIDEO DATA
VIDEO DATA
14
7
C11
54
CONTROL DATA
1
C21
A31
+5V(P)
VIDEO DATA
55
53
SOS8_SS
40
54
+5V(P)
+5V(P)
30
1
+15V(P)
16
SOS7_SC2
SOS8_SS
A20
SOS6_SC1
+15V(P)
28
SCAN CONTROL
SOS6_SC1
+5V(P)
29
+15V(P)
SC20
SOS7_SC2
15
PANEL SOS
EEPROM
+5V(P) DET
IIC1
PANEL MAIN ON
VDATA_DET
RESET
PANEL MICOM
+15V(P) DET
+3.3V(P) DET
+3.3V(STB)
GenX6
POWER ON/OFF
IC9001
PANEL STATUS
IC9003
IC9013
IIC2
BUS SW
POWER SOS
4
G_LED_ON
R_LED_ON
1
12
3
K1
REMOTE
POWER LED
4
RMIN
2
A1
STB+3.3V
12
1
SUB+5V
3
2
RM2501
IC9011
STB+3.3V/RESET
PANEL STB_ON
IC9806
+1.2V
+3.3V
IC9805
+2.5V
IC9802,03
LEVEL SHIFTER
IC9002
IIC2
TEMP SENSOR
DISCHARGE CONTROL
IC9500
SCAN CONTROL
SUSTAIN CONTROL
CONTROL DATA
IIC2
+1.2V
+2.5V
+3.3V
OSD I/F
OSD I/F
+3.3V
RESET
A35
FOR FACTORY USE
FOR FACTORY USE
A34
FOR FACTORY USE
A33
BA/EA ONLY
IIC3
IIC2
IIC1
DISPEN
DISPEN
DRVRST
FPGARST
XRST
FPGARST
XRST
XRST,
XRSTSYS
XRSTSYS
Config(DONE)
IIC2
Config(CCLK,DDTATA,PROGB),
FPCLK,FPDATA[1:0],FVSEL
FPCLK,FPDATA[1:0],FVSEL
10
15
13
11
12
14
9
8
2
5
4
3
6
7
1
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
(LED:4TIMES)
(LED:2TIMES)
(LED:3TIMES)
(LED:5TIMES)
TH-50PV8PA, PX8BA/EA
Block (4/5) Diagram
GS-BOARD
A-BOARD
K-BOARD
TH-50PV8PA, PX8BA/EA
Block (4/5) Diagram
Block (4/5) Diagram
31
9.5.
Block Diagram (5/5)
(LED:8TIMES)
(LED:7TIMES)
(LED:6TIMES)
COLD
HOT
COLD
(LED:4TIMES)
HOT
+
TPVAD
D16725
VF_GND
TPVSCN
D16717
D16255
D16253
TPVSUS
D16821
D16585
TPVE2
TPSOS7
TPVDA
TPSC1
TPSOS6
D16721
TPVSET
D16321
D16583
TPVSUS
TPVE
TPSS1
D16718
D16820
D16280
D16282
5V
5V
D16480
D16473
D16791
F402
D536
F403
F401
D540
D531
D511
D509
NUEL
VSCN-F
Vda
D16873
20
VSET
IC16581
SS
23
P11
16V-F
D16871
13
4
SC2
1
+5V
IC16788,89
IC16501
7
10
Q16876
Vda
15
6
NUEL
1
USH
CMH
CEL
VE2
Q16339
Q16335
CML
(SC1)
SS
55
15
7
SD
11
Q16604
13
Q16621-23
+5V(P)
15
IC16151
30
Q16661
Vscn
F_5V_A
18
SS
11
UEH
9
SS
34
IC14901-03
IC14954-56
Vsus
2
SU
41
SC
41
Q16331
Q16601
Vsus
Q16051
16
2
SS
12
Q16451
SC
20
Q16441
3
5
SU
11
CSH
Q16422
UMH
SD
42
IC14951-53
Vfo
IC16791
UML
IC16786,87
Vfo
IC16784
1
Q16401-03
SS
54
+15V(P)
18
IPD
1
1
IC16251
8
9
SC
42
C33
Q16421
PLASMA PANEL
PC16705
IC16752
IC14904-06
1
+15V(P)
IC16772
CPH1
SC30
3
Q16875,79
IC16725
USL
A20
P12
+15V(P)
SOS6_SC1
12
IC16302
1
Q16001,2
+5V(P)
PC16710
P2
UEH
1
CEL
1
+15V(P)
2
SOS7_SC2
Q16641-45
Vda
IC16521
2
20
IC16131
(SC2)
Vda
Q16041
CPH2
+15V(P)
T16301A
1
2
+5V
SOS8_SS
IC16472
6
IC16191
IC16301
IC14961-63
F_5V_B
(15V_F)
IC16724
CSL
LED(G)
Q16021,2
CB
10
1
55
Vda
Vda
67
2
5
54
Vda
66
5
51
1
C33
20
Vda
C20
+5V(P)
6
CB
11
+5V(P)
C22
2
Vda
CB6
SOS8_SS
C32
SOS8_SS
55
CB8
SOS8_SS
Vda
15
14
+5V(P)
SS23
C21
A32
+5V(P)
+5V(P)
IC17201,02
1
50
68
1
12
CB9
55
+5V(P)
CB7
IC17203
IC17302-04
IC17301
16
3
7
C11
CB5
C10
CB1
+5V(P)
CB3
CB2
CB4
A31
+5V(P)
1
IC17101,02
1
+5V(P)
PLASMA PANEL
49
2
C10
C20
Vda
Vda
Q16104
Q16102
13
1
1
SS
03
7
SS
22
1
7
2
2
SS
57
2
SS
02
1
13
2
7
SS
52
1
7
2
SS
21
2
1
DRIVER
ERROR DET
TRANS
SUSTAIN CONTROL
VSUS Gen.
ENERGY
DRIVER
SUSTAIN CONTROL
ERROR DET
VE Gen.
RECOVERY
ELECTRODE
PANEL SUSTAIN
VIDEO DATA
CONTROL DATA
PANEL DRIVER
PANEL DRIVER
PANEL DRIVER
PLASMA PANEL
BUFFER
BUFFER
BUFFER
BUFFER
CONTROL DATA
VIDEO DATA
SUSTAIN CONTROL
SUSTAIN CONTROL
VIDEO DATA
CONTROL DATA
SUSTAIN
CONTROL
SCAN CONTROL
SCAN
CONTROL
PHOTO COUPLER
AND GATE
DC/DC
DRIVER
ENERGY
GEN.
VSCN
RECOVERY
ERROR DET
VSUS Gen.
DRIVER
ERROR DET
DRIVER
VAD SEPA
GEN.
PHOTO COUPLER
VAD
ERROR DET
CONVERTER
VSET SEPA
BUFFER
SCAN
DRIVER
SCAN
DRIVER
SCAN
DRIVER
SCAN
DRIVER
PANEL SCAN
PLASMA PANEL
ELECTRODES
SCAN DATA
SHUNT REG
VSET GEN.
DROP
ERROR DET
ERROR DET
VOLTAGE
C1
SCAN DRIVE
C3
SCAN OUT (UPPER)
SC
SUSTAIN DRIVE
DATA DRIVER (LEFT)
SU
SCAN OUT (LOWER)
DATA DRIVER (RIGHT)
SS
SD
C2 DATA DRIVER (CENTER)
FOR
FACTORY
USE
FACTORY
USE
Q16280
LED(G)
SU1-SU4
SD1-SD4
D16335
BUFFER
USH
UEH
IC16241
NUEL UML
USL
UMH
IC16303
NAND GATE
1
SD
46
SC
46
1
2
2
SCNR_PRO
PC16480
PHOTO COUPLER
VSCN
MAIN_STOP
VSET
MAIN SW2
MAIN SW1
P
POWER SUPPLY
+5V
PFC
+15V(P)
F+15V
Vsus
Q507
RL402
15V_ON/OFF
Vsus CONTROL
VDA_DET
+5V(P)
T630mAL 250V
2
13
ALL OFF
Q555
CONT DET
+15V(SND)
IC409
9
PFC_ON/OFF
1
P11
+15V(SND)
CONT.
F+15V
Vlow_ON/OFF
POWER SOS
+5V(STB)
CONT.
SS12
RL401
Vsus
Vlow_DET
6
TV SUB ON
+15V(P)
+5V(P)
IC510
IC520
P9
8
4
1
2 10
Vda
TV SUB ON
IC406
VDATA_DET
+5V(STB)
P12
PFC CONTROL
Vsus_ON/OFF
Q537
Vsus
+15V(P)
11
T404
8
Vda
7
F+15V
RESET
3
P6
D404
L410
1
ALL_OFF
1
STB5V_
ON/OFF
1
P7
+5V
+15V(P)
RESET
T402
MAIN
D401
5
6
+5V(STB)
1
A25
Vsus_DET
POWER
STB
POWER
+5V(P)
SC2
Vda CONTROL
SS11
+15V(P)
AC CORD
IC401
12
IC502
T401
P2
2
T410
IC501
J503
RL403
T8AH 250V
L404,5
P+15V
5
4
9
10
PHOTO COUPLER
Q527
Vda+75V
T8AH 250V
Vsus
P25
1
Vlow OVER
VOLTAGE
RECTIFIER
FILTER
FILTER
RECTIFIER
Vlow
CONTROL
RUSH RELAY(H)
MAIN RELAY(H)
POWER MICOM
SOS4_PS
PANEL
PANEL
MAIN ON
PANEL MAIN ON
Vlow
DET
Vlow
CONT
A7
A7
MAIN SW1
MAIN SW2
NEUTRAL
LIVE
SIU
OC2
SID
CLK
CEL
CPH2
SIU
CPH1
SID
CLK
CSL
CML
OC2
CSH
CMH
BUFFER
IC16561,62
15V_F
(LED:8TIMES)
(LED:7TIMES)
(LED:6TIMES)
COLD
HOT
COLD
(LED:4TIMES)
HOT
TH-50PV8PA, PX8BA/EA
Block Diagram (5/5)
Block Diagram (5/5)
TH-50PV8PA, PX8BA/EA
Block Diagram (5/5)
Block Diagram (5/5)
ON
POWER
SWITCH
SWITCH
STB_PS
3
12V
1
SW2500
S1
S
POWER SWITCH
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