Panasonic TX-PR42C10 Service Manual ▷ View online
33
9 Block Diagram
9.1.
Main Block Diagram
(LED:7TIMES)
COLD
(LED:8TIME)
(LED:4TIME)
(LED:6TIMES)
HOT
(LED:4 TIMES)
(LED:12 TIMES)
(LED:5 TIMES)
(LED:10 TIMES)
(LED:7 TIMES)
(LED:2 TIMES)
(LED:3 TIMES)
(LED:6 TIMES)
(LED:8 TIMES)
(LED:10TIMES)
(LED:10TIMES)
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
P11
VSUS
SC20
MAIN SW2
+5V(P)
PROCESS
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
+5V(P)
MAIN SW1
DATA DRIVER (RIGHT)
SOS8_SS
+15V(P)
S
POWER SW
SS-BOARD
SOS DETECT
SOS DETECT
P35
SU11
VSUS
ON/OFF CONTROL
POWER SWITCH
SC-BOARD
FLOTING PART
SOS DETECT
FLOTING PART
SOS DETECT
SD46
Vda
Vda
VSUS
SCAN OUT (LOWER)
SOS7_SC2
VIDEO DATA
VIDEO DATA
SUSTAIN
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
DATA
DRIVER
DRIVER
GK
SS11
C2
SOS8_SS
KEY SWITCH
(LOWER)
+15V(P)
C21
SU41
SD11
SC41
A32
VE GEN.
+5V(P)
A20
DATA DRIVER (LEFT)
SOS8_SS
DATA
DRIVER
DRIVER
VIDEO DATA
SU
P6
SUSTAIN CONTROL
SD
KEYSCAN1
+15V(P)
STANBY
VOLTAGE
RECTIFIER
VOLTAGE
RECTIFIER
STB5V
SUSTAIN DRIVE
P34
P-BOARD
SOS DETECT
SOS DETECT
SOUND15V
VSET GEN.
SUSTAIN CONTROL
SCAN
DRIVER
DRIVER
RELAY
P7
STB5V
VSUS
SOS8_SS
S34
SOS6_SC1
+15V(P)
A7
DATA
DRIVER
DRIVER
+5V(P)
F15V
VIDEO DATA
SD42
P9
CONNECTOR
DATA
DRIVER
DRIVER
DATA
DRIVER
DRIVER
A25
SCAN CONTROL
SCAN OUT (UPPER)
SS
POWER SUPPLY
CONTROL
PULSE
PULSE
SC-BOARD
ENEGRY RECOVERY
SOS DETECT
ENEGRY RECOVERY
SOS DETECT
SS23
C23
+15V(P)
VSCAN GEN.
PS SOS4
+5V(P)
MAIN SW2
BUFFER
C14
C25
ON
MAIN SW1
RECTIFIER
P
Vda
C22
KEYSCAN1
SUSTAIN CONTROL
SC46
GK1
ENERGY RECOVERY
A31
P2
C1
SS24
SS22
KEYSCAN1
Vda
POWER MICOM
SC
VAD GEN.
RECTIFIER
+5V(P)
SCAN
DRIVER
DRIVER
VSUS
Vda
SS2
SC2
SC42
C20
SUSTAIN
+5V(P)
SCAN DRIVE
DATA
DRIVER
DRIVER
VSUS GEN.
AC CORD
SUSTAIN CONTROL
KEY SWITCH
C10
POWER
FACTOR
CONTROL
FACTOR
CONTROL
F15V
P25
+5V(P)
+5V(P)
+5V(P)
Y,C,V
Y,C,V
VIDEO
PROCESSOR
HDMI Rx
AUDIO
PROCESSOR
PROCESSOR
HDMI Rx
AUDIO
PROCESSOR
SBO2
SBI2
SBI2
IIC1
MONITOR L,R
KEY1
AV L,R
+5V(P) DET
Y,PB,PR
+15V(P)
SPEAKER
(L,R)
(L,R)
L,R
RESET
SOS8_SS
SERIAL
L,R
SD CARD
MAIN+9V SENSE
EEPROM
A11
A12
A12
CLOCK GEN
+3.3V(STB)
SD BOOT
LED/RMT
MAIN Y/U/V
XRST
EEPROM
+5V(P)
Sub Filed Processor
COMP
PWM
DDR2
SOS7_SC2
A1
L,R
LVDS Rx
+3.3V(M)
Thermal
sensor
sensor
PANEL_STB_ON
REMOTE
DDR
SUB+5V SENSE
DTV+9V SENSE
+15V(P)
POWER_SOS
+3.3V(S)
LVDS
(MAIN MPU+VIDEO PROCESSOR)
+3.3V(P)
TV L,R
SOUND SOS DET
+5V(S)
+15V(P) DET
MONITOR L,R
K
MAIN+3.3V SENSE
SOUND+15V
SUB+5V SENSE
SOUND SOS
DAUDIO
+9V(S)
SD CARD I/F
MAIN ON/OFF
HDMI
1,2
1,2
+9V(M)
H/V Sync Control
DMIX0
RESET
REMOTE
Digital Video in
SOS6_SC1
EEPROM
Plasma AI
+3.3V(P) DET
+5V(P)
STANDBY MPU
AV3
IECOUT
CVBS OUT
AUDIO AMP
PANEL SIDE SOS
PANEL_STATUS
AV1
AV2
AV2
PANEL MPU
RESET
CPG with SS
+5V(S)
Dig/Ana
Tuner
Tuner
Peaks Lite2+
SOS
SIF,AM
A
DIGITAL SIGNAL PROCESSOR
+9V(S)
L,R OUT
K1
POWER SOS
+30V(BT)
HP L/R
HEADPHONE
PD2-M
R/G_LED_ON
FLASH
MEMORY
MEMORY
SHORT SOS DET
LED
VIDEO
AUDIO
SWITCH
AUDIO
SWITCH
AUDIO
OUT
OUT
RF
+3.3V(STB)
+5V(P)
+15V(P)
+5V(P)
+5V(P)
SOS8_SS
SUSTAIN
CONTROL
CONTROL
DISCHARGE
CONTROL
CONTROL
SCAN CONTROL
TUNER SOS
BT30V
SUB5V
SUB9V
TUNER SOS
TUNER SOS DET
CIRCUIT
CIRCUIT
F15V
+15V(F)
+15V(SOUND)
+5V(STB)
(LED:7TIMES)
COLD
(LED:8TIME)
(LED:4TIME)
(LED:6TIMES)
HOT
(LED:4 TIMES)
(LED:12 TIMES)
(LED:5 TIMES)
(LED:10 TIMES)
(LED:7 TIMES)
(LED:2 TIMES)
(LED:3 TIMES)
(LED:6 TIMES)
(LED:8 TIMES)
(LED:10TIMES)
(LED:10TIMES)
34
9.2.
Block (1/3) Diagram
(+5.6V)
(LED:10 TIMES)
(LED:12 TIMES)
D2014
D2017
F15V
MAIN9V
D5621
SUB5V
SUB3.3V
SUB1.8V
S_15V
BT30V
SUB5V
SUB3.3V
D5622
STB3.3V
SUB1.8V
SUB1.2V
SUB3.3V
D5612
SUB9V
STB5V
F+15V
IC5600
14
HDMI2
SPDIN IN
LVDS OUT
AV3
A12
IIC1
STB
+3.3V
+3.3V
HDMI1
AV1_V
+3.3V
IC5401
Q5606,07
3
10
DDC IIC
TUNER_SUB_ON
PB
L,R(MONITOR)
AV2_RIN
SHORT SOS DET
L,ROUT
AV1
SOS:Low
SOUND SOS
AV1
JK3107A
HDMI2
12
TEMP SENSOR
STB5V
JK4500
AV1_ROUT
JK3002
TU2901
SIF,AM
+5V
SPEAKER L
FLASH
MEMORY
MEMORY
RESET
TV
AV1_LOUT
+1.8V
AV2_LOUT
ROUT
IC4512
AV2_BLUE
CEC
1
IC5470
L,R(AV)
OVER
CURRENT
PROTECT
CURRENT
PROTECT
IC1000
+3.3V
IIC2
IC8004
IC4510
15
STB3.3V
+9V
HDMI2 5V DET
CEC
AV2_ROUT
IC8001
JK4501
SD BOOT
+1.2V
AV2
Dig/Ana
Tuner
Tuner
DAUDIO
+15V_S
V,Y,C
RF
+1.2V
AV3_R
DDCB IIC
AV1_BLUE
SUB+9V
AV1_VOUT
SUB+6V
Peaks-lite2+
IC2960
XRST
IC4513
R(+)
IC8002,03
DMIX0
R(-)
+1.8V
F+15V
IIC3
L(-)
AV3_Y
DDCC IIC
IIC1
EEPROM
IIC2
L,R
XRST
+15V_S
+3.3V
Y,PB,PR
HP_R
+1.8V
17
+9V
AV1_RED
LIN
MAIN
2
DDC IIC
AV2_RED_C
IIC1
ECO_ON
JK3100A
STB_RESET
AUDIO
IN/OUT
IN/OUT
IC2008
BT+30V
STB RST
SBI2,SBO2
MAIN Y/U/V
AV2
V,Y,C,R,G,B
VIDEO PROCESSOR/
HDMI Rx/AUDIO PROCESSOR
HDMI Rx/AUDIO PROCESSOR
IIC2
AV1_RIN
L,R(TV)
DIGTAL VIDEO OUT
AV2_V_Y
JK8302
V,R,G,B
+3.3V
AV1_VOUT
RIN
CLOCK GEN
AV3_L
+15V
HEADPHONE
TMDS
+1.8V
IC2301
L,R
SUB+5V
A7
AV3_V
3
Q5608
DTV+9V
MONITOR L,R
1
IC5480
13
STB_RST
+5V
DDR2 SDRAM
+6V
TUNER+5V
COMP
IC2801
1
AV3_C
F+15V
AUDIO AMP
SOS
(MAIN MPU+VIDEO SIGNAL PROCESSOR)
AV SW
+5V
SD CARD I/F
L(+)
AV2_LIN
+3.3V
P6,P7
CLOCK
5
AV2_VOUT
IC5601
A11
BT+30V
AV1_GREEN
HDMI1
+3.3V
+5V
IC3001
IIC0
HP OUT
Q2022
YPBPR
+1.8V
SPEAKER R
AV2_VOUT
SP OUT
SUB+5V
DISPEN
L,R(AV IN)
IC8601
SD CARD SLOT
L,R
JK3003
RF
AV1_L,ROUT
+15V_S
IIC_TUNER
L,R
HP_L
SDIN2
SUB+6V
AV2_GREEN
IC3003
HDMI1 5V DET
IC4511
LOUT
AV2_L,ROUT
AVSW+5V
SOS DET
AV1_LIN
Y
PR
L,R(TV OUT)
SIF,AM
TMDS
CVBS/S/YUV
/RGB(PC)
/RGB(PC)
SDIN0
+1.8V
AV3
IECOUT
IC8554
7
1
5
3
8
2
4
6
(+5.6V)
(LED:10 TIMES)
(LED:12 TIMES)
35
9.3.
Block (2/3) Diagram
(LED:2 TIMES)
(LED:4 TIMES)
(LED:6 TIMES)
(LED:12 TIMES)
(LED:10 TIMES)
(LED:5 TIMES)
(LED:7 TIMES)
(LED:3 TIMES)
(LED:8 TIMES)
G
R
P5V
STB_D3.3V
D2520
P3.3V
P2.5V
P3.3V
STB5V_M
D1107
P2.5V
P1.2V
P15V
STB+3.3V
IIC
1
K1
+2.5V
68
IC9303
A20
+5V(P)
GenX6
Config(DONE)
IC9901
SC20
SOS7_SC2
DDR
IC1101
FOR FACTORY USE
IIC1
+15V(P)
G_LED_ON
CONTROL DATA
OSD I/F
R_LED_ON
VDATA_DET
DISCHARGE CONTROL
+2.5V
VIDEO DATA
+2.5V
STANDBY_MPU
AUX_ON/OFF
+5V(P)
A32
ADDR/DATA
C22
DISPEN
STB+3.3V/RESET
PANEL MAIN ON
KEYSCAN
POWER ON/OFF
XRST
IIC2
HDMI_CEC
+15V
G_LED_ON
SCAN CONTROL
5
IC9002
DRVRST
FPGARST
XRST
FPGARST
XRST
HDMI_CEC_PU_ON
1
58
SOS4_PS
FOR FACTORY USE
IC9808
Config(CCLK,DDTATA,PROGB),
FPCLK,FPDATA[1:0],FVSEL
FPCLK,FPDATA[1:0],FVSEL
IC9001
+15V(P) DET
VIDEO DATA
SD BOOT
2
RM2501
SOS7_SC2
IIC1
SUB3.3V_SENSE
STB+3.3V
PANEL STATUS
HDMI2 5V DET
FLASH
MEMORY
MEMORY
ECO_ON
IC9003
SOS8_SS
1
1
IC9805
REMOTE
POWER SOS
+1.2V
1
*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
13
2
PANEL MICOM
3
VDATA_DET
PANEL_MAIN_ON
SBI2,SBO2
5
POWER LED
GenX8
+5V(P) DET
STB_RST
2
VIDEO DATA
+3.3V(P)
A31
6
DDR I/F
PANEL SOS
29
+3.3V(P) DET
P25
KEYSCAN
DTV_9V_SENSE
RESET
SOS
EEPROM
IC1100
EEPROM
A25
4
+3.3V
C21
3
SUSTAIN CONTROL
6
PD2-M
9
+1.2V
PANEL SOS
(ARARM)
(ARARM)
CONTROL DATA
14
MAIN3.3V_SENSE
HDMI1 5V DET
SOS6_SC1
IC9004
RMIN
CONTROL DATA
TUNER_SUB_ON
+3.3V
IC9900
+2.5V
XRST,
XRSTSYS
XRSTSYS
STBY5V
+5V
PANEL STB_ON
+5V(P)
SCAN CONTROL
TEMP SENSOR
IC9806
1
+5V(P)
11
30
IIC2
+15V
+15V(P)
RMIN
+5V
MAIN9V_SENSE
IIC2
+5V(P)
+3.3V(STB)
2
VIDEO DATA
IIC3
SOS6_SC1
+3.3V
IIC3
+3.3V
12
SUB5V_SENSE
OSD I/F
15
CN0101
A1
IIC3
4
4
SUSTAIN CONTROL
FLASH I/F
R_LED_ON
PANEL STATUS
(READY)
(READY)
CN0100
2
SOS8_SS
+1.2V
IC9807
IC9500
57
RESET
14
SOUND_SOS
IIC2
7
4
5
8
6
1
2
3
(LED:2 TIMES)
(LED:4 TIMES)
(LED:6 TIMES)
(LED:12 TIMES)
(LED:10 TIMES)
(LED:5 TIMES)
(LED:7 TIMES)
(LED:3 TIMES)
(LED:8 TIMES)
36
9.4.
Block (3/3) Diagram
3
MAIN SW1
S
POWER SWITCH
POWER SWITCH
ON
1
MAIN SW2
S1
SW2500
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
COLD
(LED:4TIMES)
HOT
COLD
HOT
TPSS1
TPVSUS
5V
D16282
D16280
D16821
D16583
D16481
TPSC1
D16721
TPVSCN
5V
TPVSET
D16480
D16820
TPSOS7
D16725
D16461
TPSOS6
TPVSUS
D16473
D16791
TPVE
D16901
VR16600
VR16601
D16493
TPVAD
D16920
VF_GND
F100
F101
D501
F200
D706
D705
D502
D700
D302
D711
D712
D204
PR101
SD
11
IC14961-65
4
2
8
5
SD
46
Q16021,2
+5V(P)
PC16192
SD
42
IPD CIRCUIT
IC16304
8
13
9
SS
23
IC16131
1
UEH
SU
41
1
Q16001,2
SS
11
SS
53A
53A
1
1
15
2
PLASMA PANEL
IC14901-03
SOS8_SS
4
+15V(P)
SU
11
IC16241
Vsus
SS
22
IC14951-53
UML
UMH
IC14954-56
C23
IC14904-06
5
1
3
P11
14
Q16102
SUSTAIN CONTROL
DRIVER
DRIVER
VSUS Gen.
BUFFER
VE Gen.
ERROR DET
SUSTAIN CONTROL
PANEL SUSTAIN
ELECTRODE
DRIVER
SCAN
DRIVER
SCAN
DRIVER
SCAN
SCAN
DRIVER
PLASMA PANEL
PANEL SCAN
ELECTRODES
SCAN DATA
SCAN DRIVE
SUSTAIN DRIVE
SC
SS
SCAN OUT (UPPER)
SU
SCAN OUT (LOWER)
SD
Q16280
SU1B-SU4B
SD1B-SD4B
PC16191
Q16101
UMH
UEH
UML
OC1
IC16581
8
CML
CPH1
F_5V_A
3
+5V
9
Vfo
D16860
IC16791
IC16771
D16871
Q16421
5
Q16401
CSL
PC16684
Vscn
IC16464,65
Q16604
CONVERTER
Vfo
30
INVERTER
PC16685
F_5V_B
CSH/CMH GATE
DRIVE CIRCUIT
DRIVE CIRCUIT
CSL/CML GATE
DRIVE CIRCUIT
DRIVE CIRCUIT
GEN.
Q16451
IC16501
16
16V-F
Q16441
Q16601
2
SC
46
VSCN-F
SC2
8
(SC1)
CIS
PC16480
Q16876
2
IC16521
Q16422
1
CLK
D16859
SC
20
+5V
IC16561,62
DC/DC
IC16724
PC16461
Q16622
4
IC16725
LED(G)
IC16788,89
VSCN GEN.
+5V
1
IC16786,87
(SC2)
IC16784
Q16402
SIU
VAD
17
1
OC2
SC
41
SC
42
Q16621
(15V_F)
SOS7_SC2
A20
+15V(P)
+15V(P)
+5V(P)
SOS6_SC1
PHOTO COUPLER
BUFFER
PHOTO
PHOTO COUPLER
ERROR DET
ERROR DET
DROP
ERROR DET
ERROR DET
VOLTAGE
SCAN
CONTROL
CONTROL
SCAN CONTROL
PHOTO COUPLER
SHUNT REG
VSET GEN.
2
SCNR_PRO
2
VSCN
MAIN_STOP
15V_F
C10
DATA DRIVER (RIGHT)
VIDEO DATA
C2
CONTROL DATA
DATA DRIVER (LEFT)
VIDEO DATA
+5V(P)
C1
CB7
55
+5V(P)
CB1
1
SOS8_SS
SOS8_SS
PANEL DRIVER
25
PANEL DRIVER
PLASMA PANEL
SS23
CB2
46
+5V(P)
12
VIDEO DATA
28
KEYSCAN1
C21
4
2
CONTROL DATA
55
Vda
54
SUSTAIN CONTROL
52
C20
63
KEYSCAN1
BUFFER
IC17101,02
SUSTAIN CONTROL
51
5
VIDEO DATA
1
5
IC17103,04
2
C25
CB6
P35
BUFFER
IC17205-08
A32
C22
65
67
68
1
C23
CB3
CB5
IC17201,02
Vda
BUFFER
67
CB4
68
CB8
A31
+5V(P)
+5V(P)
BUFFER
30
Vda
VIDEO DATA
CONTROL DATA
1
+5V(P)
Vda
IC16312
5V(P)
1
PHOTO COUPLER
CERS
PC16603
PHOTO COUPLER
CPH2
PC16601
Q16607
CRC1
Q16672
Q16818
CEL
Q16661
COUPLER
SHUNT
REG.
IC16692
SEPA PROTECT
IC16661
NOR GATE
IC16563
UHZ
14
3
5
SC3
IPD CIRCUIT
(VAD)
IPD CIRCUIT
IC16490,91
Q16490
CIRCUIT
CERS
(INIT-F)
COMPARATOR
IPD CIRCUIT
SHUNT REG
UHZ
VOH
VOL
2
SS
58
1
1
14
15
SS
24
13
PHOTO
COUPLER
COUPLER
SHUNT
REG.
VE GEN.
1
GK1
KEYSCAN1
C14
KEY SWITCH
1
GK KEY SWITCH
IC17211,12
BUFFER
SS3
MID
MID
MID
SCNR_PRO
15V_F
MID
MID
SC3
5
SS3
MID
3
FPC DET
SC50
FOR
FACTORY
USE
FACTORY
USE
CRC2
INVERTER
IC16773
(LOWER)
SS2
CONNECTOR
SUSTAIN
PFC
Q504
RL102
A7
+5V(P)
A25
Vda
10
L100,L101
1
FSTB+15V
+5V(STB)
2
+15V(SND)
6
1
IC301
1
9
STB5V_
ON/OFF
RESONANCE
Vsus
C25
Vda
Q505
Vsus
P35
2
TV SUB ON
4
IC603
+15V(P)
STB
RL100
2
3
TV SUB ON
1
P7
2
P6
Vsus
T200
+15V(P)
1
P2
+15V(P)
RESET
+5V
T8AH 250V
RUSH RELAY_ON
PFC_ON/OFF
POWER SOS
5
LIVE
1
NEUTRAL
11
+5V(P)
12
RESET
+15V(P)
A7
OVER
VOLTAGE
DET
VOLTAGE
DET
+5V(P)
MAIN RELAY_ON
+15V(P)
7
Q704
FSTB+15V
6
+5V(P)
P9
T301
CONTROL
+5V(STB)
F_15_ON
ALL_OFF
+5V(STB)
5
+15V(SND)
Vda
1
RL101
P25
9
P11
ALL_OFF
SS11
T100
PFC
CONTROL
CONTROL
T630mAL 250V
8
SIU
CMH
CPH1
CRC2
CERS
CRC1
CPH2
CSL
CML
CEL
OC1
CLK
CSH CIS
OC2
15V
IC702
PHOTO COUPLER
IC303
D100
RECTIFIER
T300
Q600
D200
Q609
Q602
D506
IC100
PFC
R141
Q304,Q305
POWER
CONTROL
CONTROL
IC701
Vda
ERROR DET
ERROR DET
R735
Vda
R737
Vsus
ERROR DET
ERROR DET
Vsus
IC700
IC304
PHOTO COUPLER
PHOTO COUPLER
IC601
COMPARATOR
IC300
Q302,Q303
1
3
P34
+15V
IC602
+15V(P)
IC502
T8AH 250V
IC600
PHOTO COUPLER
STB
ERROR DET
ERROR DET
IC500
AC DET
IC200
AC DET
PHOTO
COUPLER
COUPLER
IC202
IC201
FSTB+15V
+15V(SND)
IC302
PHOTO COUPLER
POWER SOS
NEUTRAL
LIVE
MAIN SW_ON
Q104
POWER SUPPLY
P
FILTER
RECTIFIER
POWER MICOM
SOS4_PS
PANEL_
MAIN_ON
PANEL_
MAIN_ON
PANEL_MAIN_ON
AC CORD
(LED:7TIMES)
(LED:6TIMES)
(LED:8TIMES)
COLD
(LED:4TIMES)
HOT
COLD
HOT
LOGIC IC
CMH
CSH
F201
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