Panasonic TH-37PV80PA / TH-37PX80BA / TH-37PX80EA / TH-42PV80PA / TH-42PX80BA / TH-42PX80EA Service Manual ▷ View online
29
9.3.
Block (3/7) Diagram (37 inch)
SS34
SC42
+5V(P)
+5V(P)
VSUS
SOS6_SC1
SM42
Vda
C21
C10
SOS8_SS
S1
+15V(P)
SS12
SC2
SOS7_SC2
SC41
C20
ON
Vda
Main Block(Tuner side)
SC20
SM41
+5V(P)
A31
SS23
A32
C23
SS11
A20
VSUS
C11
+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
SUSTAIN CONTROL
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
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
POWER SW
VOLTAGE
GENERATOR
GENERATOR
CONTROL
PULSE
PULSE
SCAN
PULSE
PULSE
SCAN CONTROL
SUSTAIN
PULSE
PULSE
SCAN
DRIVER
DRIVER
C1 DATA DRIVER (RIGHT)
C2 DATA DRIVER (LEFT)
P
POWER SUPPLY
SUSTAIN DRIVE
SS
S
POWER SWITCH
SC SCAN DRIVE
SM SCAN OUT
A7
+15V(P)
POWER MICOM
A5
PS SOS
ON/OFF CONTROL
+5V(P)
P25
SCAN
DRIVER
DRIVER
SM46
SC46
+5V(STB)
P7
P6
+15V(SND)
F+15V
AC CORD
(LED
8 TIME)
(LED
6 TIMES)
(LED
7 TIMES)
COLD
HOT
(LED
4 TIME)
TH-37PV80PA, PX80BA/EA
Block (3/7) Diagram
TH-37PV80PA, PX80BA/EA
Block (3/7) Diagram
Block (3/7) Diagram
30
9.4.
Block (4/7) Diagram
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
PC IN
B
JK3001
G
R
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/PC
R,G,B
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
Q4521
DET3
+5V(HDMI)
IC4518
EEPROM
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
DDCA_IIC
DDC_IIC0
CEC
IC4512
LEVEL SHIFT
VIDEO
5V<->3.3V
DDCB_IIC
+5V
SW
HDMI1
HDMI3
+1.8V
Analog video signal
DDCC_IIC
DET2
TMDS
CEC
+5V
HDMI3
LEVEL SHIFT
DDC IIC
Q4503
+1.8V
DDC IIC
HDMI1
IC4510
Q4502
TMDS
HDMI2
+5V
DET1
JK4500
JK4501
JK4502
TUNER_SUB_ON
ECO_ON
STB5V
+15V_S
F+15V
F+15V
+15V_S
F+15V
+15V_S
1
2
3
10
P6, 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
AI_SENSOR
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-37/42PV80PA, PX80BA/EA
Block (4/7) Diagram
TH-37/42PV80PA, PX80BA/EA
Block (4/7) Diagram
Block (4/7) Diagram
DIGITAL MAIN
A
31
9.5.
Block (5/7) Diagram
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
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
PC2511
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-37/42PV80PA, PX80BA/EA
Block (5/7) Diagram
TH-37/42PV80PA, PX80BA/EA
Block (5/7) Diagram
Block (5/7) Diagram
K LED/RMT
SD CARD SLOT
GS
DIGITAL MAIN
A
32
9.6.
Block (6/7) Diagram (42 inch)
(LED:8TIMES)
COLD
HOT
COLD
(LED:4TIMES)
HOT
(LED:7TIMES)
(LED:6TIMES)
+
TPSS1
TPVDA
D16321
D16253
TPVE
TPVSUS
D16255
5V
TPVE2
D16282
D16280
F402
D536
F403
F401
D540
D531
D511
D509
D16821
D16583
TPSC1
D16721
TPVSCN
5V
TPVAD
D16718
TPVSET
D16480
VF_GND
D16717
D16820
TPSOS7
D16725
TPSOS6
TPVSUS
D16473
D16791
SS
12
SD
11
20
3
IC14961-63
4
A31
2
1
BUFFER
15
9
SD
46
Q16021,2
P12
1
29
SS23
+5V(P)
1
IC16302
SD
42
IPD
14
IC16301
10
C23
18
1
CB2
Vda
Q16331
13
+5V(P)
Vda
2
16
C11
Vda
20
SS
23
Vda
IC16131
Vda
A32
USH
C10
1
SOS8_SS
42
1
1
Vda
LED(G)
CB4
UEH
SS
34
SU
41
IC17101,02
2
USL
8
Q16001,2
SS
11
Q16051
SS
53A
1
T16301
1
CB3
1
+5V(P)
SOS8_SS
1
55
PLASMA PANEL
IC14901-03
3
SOS8_SS
CB5
Vda
+5V(P)
CB7
+5V(P)
C21
2
7
6
+5V(P)
BUFFER
C20
+15V(P)
IC16303
CB1
NUEL
SU
11
IC16241
VE2
Q16339
NUEL
Q16041
+5V(P)
CB8
+5V(P)
Vsus
SS
56A
IC14951-53
UML
UMH
IC14954-56
C23
IC14904-06
CB6
5
12
IC16151
2
IC16251
7
P11
13
IC17201,02
Vda
IC17203
Q16102
VIDEO DATA
CONTROL DATA
VIDEO DATA
CONTROL DATA
SUSTAIN CONTROL
SUSTAIN CONTROL
BUFFER
BUFFER
PANEL DRIVER
PANEL DRIVER
PLASMA PANEL
SUSTAIN CONTROL
DRIVER
TRANS
ERROR DET
DRIVER
INVERTER
ENERGY
VSUS Gen.
BUFFER
VE Gen.
ERROR DET
RECOVERY
SUSTAIN CONTROL
PANEL SUSTAIN
ELECTRODE
ELECTRODE
DRIVER
SCAN
DRIVER
SCAN
DRIVER
SCAN
SCAN
DRIVER
PLASMA PANEL
PANEL SCAN
ELECTRODES
ELECTRODES
SCAN DATA
SCAN DRIVE
C2
SUSTAIN DRIVE
SC
DATA DRIVER (RIGHT)
SS
DATA DRIVER (LEFT)
C1
P
POWER SUPPLY
SCAN OUT (UPPER)
SU
SCAN OUT (LOWER)
SD
1
5
12
2
68
67
66
+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
Q16280
SU1B-SU4B
SD1B-SD4B
PC16191
UML
Q16101
UMH
UEH
USH
USL
UML
NUEL
SID
3
IC16581
15
CML
CPH1
F_5V_A
7
+5V
20
Vfo
CEL
D16860
IC16791
IC16771
D16871
Q16421
9
Q16401
CSL
CML2
D16873
CPH2
PC16684
CLK
Vscn
CSL
IC16464,65
Q16601
CMH
CONVERTER
Q16661
CPH1
Vfo
30
SCSU
Vsus
INVERTER
PC16685
F_5V_B
SIU
CSH/CMH GATE
DRIVE CIRCUIT
CEL
CSL/CML GATE
DRIVE CIRCUIT
GEN.
GEN.
Q16451
IC16501
15
16V-F
Q16441
Q16604
1
SC
46
P2
VSCN-F
SC2
VSET
SID
18
CML2
CML
OC2
CMH
Q16664-67
(SC1)
CSH
SCSU
CPH2
PC16480
Q16876
CSH
2
IC16521
Q16422
1
CLK
D16859
SC
20
+5V
IC16561,62
DC/DC
IC16724
Q16875,79
PC16461
CEL
Q16622
6
IC16725
LED(G)
IC16788,89
VSCN
+5V
1
IC16786,87
(SC2)
IC16784
Q16402
SIU
VAD
16
1
OC2
SC
41
Q16641
SC
42
Q16621
IC16772
(15V_F)
SOS7_SC2
D20
+15V(P)
+15V(P)
+5V(P)
+15V(P)
SOS6_SC1
PHOTO COUPLER
BUFFER
PHOTO COUPLER
PHOTO COUPLER
VAD SEPA
DRIVER
VAD CONT.
DRIVER
ERROR DET
ERROR DET
ERROR DET
DROP
ERROR DET
ERROR DET
VOLTAGE
SCAN
CONTROL
SCAN CONTROL
PHOTO COUPLER
SHUNT REG
VSET GEN.
IC16733
INVERTER
2
SCNR_PRO
2
VSET
VSCN
MAIN_STOP
MAIN SW1
MAIN SW2
MAIN SW2
MAIN SW1
LIVE
NEUTRAL
15V_F
(LED:8TIMES)
COLD
HOT
COLD
(LED:4TIMES)
HOT
(LED:7TIMES)
(LED:6TIMES)
TH-42PV80PA, PX80BA/EA
Block Diagram (6/7)
Block Diagram (6/7)
TH-42PV80PA, PX80BA/EA
Block Diagram (6/7)
Block Diagram (6/7)
1
ON
S1
3
SW2500
POWER
SWITCH
SWITCH
POWER SWITCH
S
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