Panasonic TH-50PY80P / TH-50PZ80B / TH-50PZ80E Service Manual ▷ View online
29
9 Block Diagram
9.1.
Block Diagram (1/6)
SIF,AM
+5V(S)
DCDC
SPEAKER(L)
+1.8V(S)
+3.3V(S)
PB37
PB
L,R
A5
RESET
+9/7.2V
P6
+5V(STB)
AUDIO SW
+15V(FAN)
PB33
+3.3V(S)
K1
DCDC
FRONT TERMINAL
POWER LED(R)
+30V(BT)
SOUND SOS
FAN POWER
Y,C,V
SD CARD
CIRCUIT
SD CARD DATA
SOUND SOS DET
CIRCUIT
CIRCUIT
SUB+3.3V
SOUND
PWM AUDIO OUT
A8
DTV AUDIO
FAN CONT
10bit A/D
SBO2
SBI2
SBI2
+3.3V(S)
CLOCK GEN
GS52
IIC1
GS
+3.3V(S)
DCDC
+3.3V(STB)
to D5
SUB+3.3V DET
+9V(P)
G
A52
SUB+5V DET
A51
DIGITAL VIDEO DATA
SUB+5V
PROCESSOR
EEPROM
+5V(S)
AI SENSOR
HDMI3 IN
BT+30V
+9V(S)
Peaks Lite2
SUB+1.8V
Y,C,V
RESET
HDMI AUDIO
FRONT END
PROCESSOR
PROCESSOR
HDMI3
PB35
GH
MONITOR
L,R
L,R
KEY SWITCH
KEYSCAN1
A1
A3
A7
HDMI2
AV3
DTV_V
F+15V
FAN CONTROL
CH0 DATA
FAN SOS
+15V(SND)
HDMI1
DIGITAL SIGNAL PROCESSOR
POWER LED
REMOTE
RECEIVER
RECEIVER
V
to D3
AUDIO AMP
PANEL STB_ON
SD BOOT
+3.3V(S)
CH0 DATA
REMOTE IN
L,R
KEY SWITCH
FAN SOS DET
DCDC
A11
OPTICAL OUT
G51
REMOTE RECEIVER
+3.3V(S)
A12
SOUND SOS
HDMI I/F
RECEIVER
RECEIVER
F+15V
K
L,R
DTV AUDIO
PB34
PANEL STATUS
HDMI
EQUALIZER
EQUALIZER
from
VIDEO SW
SLOT
+3.3V(STB)
SUB+1.2V
RESET
DDR2
STB MCU
FAN_A-D
A
SUB+9V
TUNER
A6
+1.2V(S)
FAN SOS
+5V(S)
GenX5
+15V(S)
+15V(FAN)
SD CARD DATA
SPEAKER(R)
LED
PAMEL SOS
from P7
AI SENSOR
+15V(FAN)
+15V(SND)
SUB+9V DET
GH11
SD CARD SLOT
+5V(S)
+9V(S)
FAN CONT
PB8
ALL OFF
OPTICAL OUT
+5V(S)
+5V(S)
AI SENSOR
HEADPHONE
HP_L,R
HP_L,R
Y,PB,PR
L,R
Y,C,V
AV1
R,G,B
AV2
Y,C,V
L,R
PC
L,R
COMP
LVDS DATA
MIHO
Local 16bit OSD
RGB_30bit
LOSD OUT
(for HQ1)
(for HQ1)
B/E ONLY
CI SLOT
BUFFER
HSDIN
TS Parallel
TS Parallel
EEPROM
FLASH
MONITOR L,R
MONITOR
OUT
OUT
FRC+3.3V
FRC+1V
DCDC
+1V(FRC)
DCDC
DCDC
FRC+2.5V
DCDC
FRC+2.6V
+2.5V(FRC)
+2.6V(FRC)
+30V(BT)
TUNER SOS DET
CIRCUIT
CIRCUIT
+9V(S)
+5V(S)
TUNER SOS
+3.3V(FHD)
FHD+3.3V
DCDC
+5V(S)
+1.2V(MIHO)
MIHO+1.2V
DCDC
+3.3V(FHD)
(LED:12 TIMES)
(LED:11 TIMES)
(LED:12 TIMES)
(LED:10 TIMES)
(LED:10 TIMES)
TH-50PY80P, PZ80B/E
Block (1/6) Diagram
Block (1/6) Diagram
TH-50PY80P, PZ80B/E
Block (1/6) Diagram
Block (1/6) Diagram
30
9.2.
Block Diagram (2/6)
SUST
AIN CONTR
OL
+2.5V(P)
SCAN OUT (UPPER)
STANBY
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
SOS6_SC1
FSTB+15V
+2.5V(P)
SOS8_SS
SC20
+5V(P)
SUST
AIN CONTR
OL
+5V(P)
D32
RESET
+5V(P)
+15V(P)
+15V(P)
SS34
D33
VSUS
SOS7_SC2
+15V(P)
A3,A5
VOLTAGE
GENERATOR
GENERATOR
SS33
SC-BOARD
FLOTING PART
SOS DETECT
FLOTING PART
SOS DETECT
to/from
+3.3V(P)
SUSTAIN
CONTROL
CONTROL
CONTROL SIGNAL
+15V(P)
P2
+5V(P)
+5V(P)
LINE
FILTER
FILTER
MEMORY
SUSTAIN
PULSE
PULSE
SOS6_SC1
+3.3V(P) DET
+15V(P)
+15V(P)
+3.3V(P)
+5V(P) DET
PANEL MICOM
VIDEO D
A
T
A
PS SOS
SC41
+5V(P)
P25
VSUS
FLASH
+5V(STB)
+1.2V(P)
+5V(STB)
+5V(STB)
+5V(STB)
D25
POWER SOS
DCDC
SS11
SC2
P
ANEL SOS
VSUS
SCAN CONTROL
SU41
P-BOARD
SOS DETECT
SOS DETECT
+5V(P)
SC42
SCAN DRIVE
SS-BOARD
SOS DETECT
SOS DETECT
+5V(P)
SUST
AIN CONTR
OL
P9
SCAN OUT (LOWER)
+3.3V
PROCESS
VOLTAGE
CONTROL
VOLTAGE
CONTROL
D
ON/OFF CONTROL
SD42
SOS6_SC1
VIDEO D
A
T
A
(36bit)
+15V(P)
SUSTAIN
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
(30bit)
D3
(30bit)
POWER MICOM
POWER SUPPLY
CONTROL
PULSE
PULSE
+15V(P) DET
GenX6
SS
P12
SU
SS35
SOS8_SS
+5V(P)
SOS7_SC2
ADDRESS
VOLTAGE
(VE)
VOLTAGE
(VE)
FORMAT CONVERTER,
P
ANEL STB_ON
Vda
SD11
MAIN SW1
P11
+5V(P)
D5
Vda
SOS8_SS
SUSTAIN
VOLTAGE
CONTROL
VOLTAGE
CONTROL
VIDEO D
A
T
A
SC
VIDEO D
A
T
A
ALL OFF
+1.2V(P)
SD
RECTIFIER
P
ANEL READ
Y
DCDC
DDR
+3.3V(P)
SUSTAIN DRIVE
+5V(P)
STANBY
VOLTAGE
CONTROL
VOLTAGE
CONTROL
+5V(P)
VSUS
ALL OFF
+15V(P)
D20
ERASE
PULSE
PULSE
VIDEO D
A
T
A
SOS4_PS
DCDC
EEPROM
AC CORD
RESET
RECTIFIER
SOS4_PS
LINE
FILTER
FILTER
PLASMA AI PROCESSOR
MAIN SW2
SOS7_SC2
SS12
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
ENEGRY RECOVERY
SOS DETECT
PROCESS
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
+3.3V(STB)
SOS8_SS
+15V(P)
SU11
D31
POWER
FACTOR
CONTROL
FACTOR
CONTROL
VIDEO D
A
T
A
+5V(P)
ALL OFF
PANEL MAIN ON
SOS8_SS
SCAN
PULSE
PULSE
P
+5V(STB)
SUSTAIN
PULSE
PULSE
SCAN
DRIVER
DRIVER
VSUS
(STB)
SOS8_SS
+5V(P)
SS24
SS21
SS2 SUSTAIN CONNECTOR
MAIN SW1
MAIN SW2
to
P7
P6
+5V(STB)
+15V(FAN)
A6,A7
FSTB+15V
+15V(SND)
DISCHARGE CONTROL
L
VDS D
A
T
A
H/V SYNC CONTROL
PLASMA AI
CPG with SS
SUB-FIELD PROCESSOR
LVDS RX
DATA DRIVER
SD46
SC46
SCAN
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
DATA
DRIVER
DRIVER
VIDEO D
A
T
A
VIDEO D
A
T
A
SUSTAIN CONTROL
C33
Vda
C26
+5V(P)
+5V(P)
+5V(P)
C22
C20
SOS8_SS
DATA
DRIVER
DRIVER
Vda
Vda
C10
SUSTAIN CONTROL
VIDEO DATA
+5V(P)
C36
C21
C35
C11
+5V(P)
DATA DRIVER (LEFT)
C1 DATA DRIVER (RIGHT)
C2 DATA DRIVER (CENTER)
SOS8_SS
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
C3
(LED:8TIMES)
(LED:3TIMES)
(LED
7 TIMES)
(LED:6TIMES)
(LED:2TIMES)
(LED
8 TIME)
(LED:4TIMES)
(LED:5TIMES)
(LED:7TIMES)
(LED
4 TIME)
(LED
6 TIMES)
HOT
COLD
TH-50PY80P, PZ80B/E
Block (2/6) Diagram
Block (2/6) Diagram
TH-50PY80P, PZ80B/E
Block (2/6) Diagram
Block (2/6) Diagram
POWER SWITCH
S1
ON
S
POWER SW
31
9.3.
Block Diagram (3/6)
D5522
SUB3.3V
SOUND15V
DTV9V
D2017
D5521
SUB5V
SUB3.3V
MAIN5V
SUB3.3V
MAIN3.3V
MAIN9V
STB3.3V
STB5V
STB5V
F15V
SUB1.2V
D5612
D1107
D2014
MAIN9V
BT30V
SUB5V
SUB1.8V
TP851
TP850
TP853
D860
D861
D3814
D3813
SOUND15V
CVBS/S/YUV
/RGB(PC)
/RGB(PC)
IC2013
A
V1_V
OUT
IC1101
L(+)
MAIN
A
V1_LOUT
SBI2
SBO2
SBO2
A7
TU8301
6
IIC
IIC3
3
+1.8V
PANEL SOS
(ARARM)
(ARARM)
IIC3
STB
+3.3V
+3.3V
A12
IC2107
SUB+5V
+9V
SIF
,AM
+1.2V
+3.3V
A
V1_R
OUT
BT30V
PR
RESET
2
+1.8V
A
V2_V_Y
Q2027
LIN
XRST
SOS DET
+3.3V
BT+30V
RF
+5V(HDMI)
DET1,2,3
DET1,2,3
STB_RST
A33
SD BOOT
SOUND SOS
RIN
PC IN
F+15V DET
Q2022
B/E ONLY
SOS:Low
TUNER_SUB_ON
1
GenX5
SUB5V
PANEL STATUS
(READY)
(READY)
IC5660
SOS
IC5400
ECO_ON
+5V
SUB3.3V_SENSE
MAIN_ON
SUB5V_SENSE
A
V2_RED_C
MAIN9V_SENSE
SUB+9V
A
V2_GREEN
9
XRST
7
PANEL STB_ON
IC5401
HDMI_CEC_PU_ON
HDMI_CEC
SPEAKER L,R
L(-)
IC1100
Q5522
IC5601
STANDBY_MPU
Norm:Low
Ab:high
Ab:high
Norm:Low
Ab:high
Ab:high
DTV_9V_SENSE
SOUND_SOS
B
R(-)
G_LED_ON
STB+3.3V
JK3001
A
V2_V
OUT
AUDIO AMP
IIC2
A
V2_LOUT
AV1
PWM
SP L,R
AV2
1
IIC2
+1.8V
+15V
HEADPHONE
IC5600
JK3002
DTV
JK3003
F+15V
+3.3V
+15V_S
4
IC2008
A
V2_BLUE
G
IC2301
A
V2_R
OUT
R
L,R
V,Y,C,R,G,B
SHOTO SOS
BT+30V
SPEAKER
OUT
OUT
IC3001
R(+)
Y,PB,PR
2
RF
COMP/PC
5
HDMI Audio
P7
SIF,AM
AV SW
JK3100
A
V1_V
TV_LR/DTV_LR
TV/DTV
A
V1_RED
IIC SW
AUDIO
IN/OUT
IN/OUT
AV1_L,ROUT
+5V
AV1
YPBPR
IC4801
R,G,B
F+15V
AV2_L,ROUT
DTV9V
AV2
V,R,G,B
A35
L,R
L,R
1.8V
3.3V
R
OUT
F+15V
L,ROUT
8
Y
DVB_CVBS
+15V_S
HP L,R
SUB+5V
7
IC8302
TH-50PY80P, PZ80B/E
Block (3/6) Diagram
Block (3/6) Diagram
TH-50PY80P, PZ80B/E
Block (3/6) Diagram
Block (3/6) Diagram
FOR FACTORY USE
L,R
+9V
+1.8V
PB
A34
IC2012
LOUT
IIC_TUNER
V,Y,C
HP AMP
IIC2
AV3
A
V2_LIN
A
V1_GREEN
A
V2_RIN
Q5606,07
A
V1_BLUE
SUB+3.3V
Dig/Ana
Tuner
Tuner
IFD1/2
IIC_TUNER
XRST
L,R
IC2106
STB_RST
IC1102
AUDIO PROCESSOR
L,R
BUFFER
IC2403
A
V1_LIN
A
V1_RIN
STB3.3V
STB_RESET
DIGITAL
DEMODULATOR
DEMODULATOR
OFDM
DTV+9V
REMOCON
IC8301
SUB+5V
TUNER_SUB_ON
L,R
R_LED_ON
AV1_VOUT
EEPROM
ECO_ON
STB5V
AV2_VOUT
STB_LED
KEY1
AI_SENSOR
P6
A6
2
1
+15Vc_FAN
+15Vc_FAN
6
4
+15V(FAN)
FAN SOS
1
A8
5
FAN_MAX
FHD3.3V
+15V(FAN)
2
3
+15V_S
PB8
FAN SOS
FAN_MAX
PB33
PB34
PB35
PB34
PB35
1
FAN
3
1
FAN STOP
OVER
VOLTAGE
VOLTAGE
PB37
PB8
3
+9/7.2V
4
2
6
FAN CONTROL
PB
SOS DET
IC850
1
5
Q5561
IC5404
+3.3V
FHD+3.3V
DET_3
26
EEPROM
22
+5V(HDMI)
HDMI5V DET
HDMI_CEC
MAIN+3.3V
TMDS DATA
20
A11
26
DDC IIC
GH10
+5V
22
18
GH
+5V(S)
IC3801
GH11
20
HDMI_CEC
DDC IIC
HDMI EQUALIZER
HDMI IN 3
Q3802
MAIN+3.3V
HDMI3 IN
TMDS DATA
CLOCK
CLOCK
IC3802
18
12
12
Q5693
MAIN3.3V_SENSE
IC5405
+1.2V
MIHO+1.2V
G51
AV3
HEADPHONE
HP_L
10 15
A
V3_Y
KEY1
HP_R
A
V3_R
9
A
V3_C
1
CONTROL
BUTTON
BUTTON
6
A51
4
15
2
10
A
V3_L
1
3
9
3
2
6
A
V3_V
4
6
7
10
2
11
12
9
17
18
16
19
3
14
8
15
13
20
4
1
5
(LED:10 TIMES)
(LED:12 TIMES)
(LED:12 TIMES)
(+5.6V)
(LED:3 TIMES)
(LED:11 TIMES)
32
9.4.
Block Diagram (4/6)
G
R
SUB1.8V
SUB3.3V
STB5V
SUB5V
SUB5V
SUB3.3V
SUB5V
SUB3.3V
MIHO1.2V
FHD3.3V
X4200
D2520
HDMI
IIC2
Digtal
Video
Signal
Video
Signal
EEPROM
IC4511
+3.3V
IC8004
+5V(HDMI)
HDMI2
HDMI_CEC
LEVEL SHIFT
HDMI Rx/AD CONV.
+3.3V
SERIAL I/F
XRST
BUS
CONTROL
CONTROL
DDR2 SDRAM
CEC
IC4514
IC4513
DDR2 I/F
Q4503
A/D
+1.8V
+1.8V
DDC_IIC1
NAND
I/F
I/F
DDC IIC
TMDS
HDMI1
IIC1
DDCA_IIC
HDMI PROCESSOR
DDC_IIC0
LEVEL
SHIFTER
SHIFTER
IC8401
IC4515
SD BOO
T
ADDR/D
A
T
A
IC4510
DVB_CVBS
AUDIO
CEC
B/E ONLY
Q4502
DTV AUDIO SIGANAL
IC4512
IIC3
IC8554
IC8001
LEVEL SHIFT
DISPEN
VIDEO
Peaks-lite2
IC8002,03
5V<->3.3V
DDCB_IIC
IC8408,9
HDMI1
BUFFER
HDMI3
+5V
CLOCK
SW
11
CPU BUS
I/F
I/F
+1.8V
FLASH
MEMORY
MEMORY
Analog video signal
A52
CLOCK GEN
BUFFER
8
IC8404,5
IC8601
DDCC_IIC
SD D
A
T
A
DET2
+3.3V
CI SLOT
JK8401
IIC1
TEMP SENSOR
5V<->3.3V
Digtal
Audio
Signal
Audio
Signal
TMDS
HDMI2
DECORD
+1.8V
DDC IIC
IC4800
+5V
DET1
+5V(HDMI)
+1.8V
JK4500
JK4501
1
SUB+3.3V
(MAIN MCU+VIDEO SIGNAL PROCESSOR)
IIC0
IIC1
+1.2V
SUPPORT CARD CONNECTOR
JK8701
DISPEN
PANEL STATUS
2
IIC2
11
PANEL STB_ON
IIC1
PANEL SOS
IIC_DATA1
4
D3
A3
10
IIC_CLK2
3
8
IIC_CLK1
IIC_DATA2
7
1
SD I/F
TS
HSDIN
TS Parallel
TS Parallel
Main Picture
IC4200
MIHO
31
LVDS DATA
D5
A5
1
CLOCK
GEN
GEN
IC4203
27MHz
IIC0
OSD
VIDEO
LVDS Dual
Video 30bit
Local OSD
SD(0)
1
8
SD(3)
11
4bit
GS
52
52
JK7701
SUB+3.3V
SD CARD SLOT
PC2511
4
G_LED_ON
9
AI SENSOR
AI_SENSOR
R_LED_ON
1
12
3
K1
REMOTE
9
POWER LED
4
RMIN
2
A1
STB+3.3V
12
1
SUB+5V
3
2
RM2501
GS SD CARD SLOT
AI SENSOR
POWER LED/REMOTE RECEIVER
K
17
18
16
15
20
19
14
13
12
9
6
11
5
10
8
7
4
3
1
2
TH-50PY80P, PZ80B/E
Block (4/6) Diagram
Block (4/6) Diagram
TH-50PY80P, PZ80B/E
Block (4/6) Diagram
Block (4/6) Diagram
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