Panasonic TX-P50S20E / TX-P50S20L / TX-PF50S20 / TX-PR50S20 Service Manual ▷ View online
37
11.3. Block (2/4) Diagram
(LED:6TIMES)
(LED:7TIMES)
(LED:8TIMES)
(LED:4TIMES)
IC9400-02
IC9802
66
68
63
A32
10
63
3
A31
48
66
68
G
R
PUSH
P+15V
P+3.3V
P+5V
AV3.3V
STB5V
STB3.3V
SUB9V
SUB9V
STB5V
P+15V
P+15V
AV3.3V
STB3.3V
D5000
D2520
Q5000
SW001
P+3.3V
STB1.2V
STB3.3V
STB1.2V
D5100
Q5101
Q5100
SUB5V
SUB5V
P+5V
P+3.3V
P+15V
P+3.3V
P+5V
X9300
P+1.2V
SOS7_SC2
P+3.3V
BUFFER
UHZ
SUSTAIN CONTROL
SOS6_SC1
PD4H
SOS6_SC1
P_S0
CONTROL DATA
P_S1
P+3.3V
CONTROL DATA
DISCHARGE CONTROL
1.2V
P+3.3V
VIDEO DATA
VIDEO DATA
SCAN CONTROL
30
VIDEO DATA
LVDS DATA
SOS8_SS
SOS8_SS
P_S0
IIC0
P_S1
18
SCAN CONTROL
P+15V
CONTROL DATA
SUSTAIN CONTROL
P+5V
PLASMA AI
CPG with SS
H/V Sync Control
Sub Filed Processor
C21
SOS7_SC2
29
+1.2V
VIDEO DATA
3.3V
IC9300
A
C31
DIGITAL SIGNAL PROCESSOR
P+5V
15
P+15V
1
16
STB+3.3V
IC9800
OSD VOUT
XRST_SYS_PD4
SOS7_SC2
SOS6_SC1
SOS8_SS
SC20
A20
C.A.T.S
REMOTE IN
K
REMOTE RECEIVER
POWER LED
C.A.T.S. SENSOR
POWER LED(R)
KEY SWITCH
KEYSCAN1
STB_RST
STB_RST
SOS_DCC
PANEL SOS
PANEL SOS
DRVRST_PD4
DRVRST_
PD4
SOS4_PS
UHZ
SOS4_PS
SOS_DCC
SOS6_SC1
SOS7_SC2
SOS8_SS
IC5000
ANALOG-ASIC
DRVRST_PD4
SOS_DCC
SOS_DCC
LVDS DATA
AV3.3V
4
RMIN
3
C.A.T.S
SN2510
6
4
G_LED_ON
C.A.T.S SENSOR
A1
STB3.3V
8
1
2
1
6
REMOTE
RM2510
R_LED_ON
3
K1
POWER LED
8
2
TV SUB ON
STB_PS
5V
POWER SWITCH
STB+1.2V
FLASH I/F
ADDR/DATA
FLASH
MEMORY
IC9304
STB5V_SW_ON
SW_OFF_DET
POWER_DET
STB_RST
STB5V_SW_ON
POWER_DET
FOR
FACTORY
USE
CN0102
G_LED_ON
KEY SWITCH
SW5152
SW5153
SW5154
SW5153
SW5154
F
TV
VOL.DN/CH.UP
AV
SW5150
SW5151
SW5151
VOL.UP/CH.UP
P ON/OFF
X0
X1
SC_UHZ
D_UHZ
XRST_SYS_PD4
DRVRST_PD4
SC_UHZ
D_UHZ
UHZ
+5V
IC9801
IIC1
IIC2
Genx_IIC
3.3V
10
9
1
6
7
3
4
11
12
5
2
8
(LED:6TIMES)
(LED:7TIMES)
(LED:9TIMES)
(LED:9TIMES)
(LED:8TIMES)
(LED:4TIMES)
38
11.4. Block (3/4) Diagram
COLD
HOT
COLD
HOT
(LED:4TIMES)
D403
D402
F601
D551
D351
D504
F201
D705
F501
F602
D401
D552
7
5A 250V
VR401
SOUND+15V
PANEL_MAIN_ON
9
1
Q601,04,06
MAIN SW_ON
SOS4_PS
BIAS 5V
MAIN SW2
IC551
VSET1/VSET2
P25
STB5V_ ON/OFF
MAIN SW1
LIVE
Q401
STB+5V
MAIN SW2
10A 250V
5
Q407
MAIN SW1
IC251
A7
OPEN
SS11
Q702
Q408
PC202
AC DET
PC502
IC403
Q503
SC2
7
10
Vda_Vo
T201
IC202
K605
L601,L602
IC701
PC504
K602
Q502,05,06
P
POWER SUPPLY
Q355
9
Q557
1
1
VSET1/2
3
Q251,Q252
L603
Vda
DET
STB+5V
CONT
P+15V
12
Q405
Q406
Q504
FET
DRIVER
14
VDET
C35
1
BIAS
3
Q404
P34
IC352
Vda
DET
F+15V
Q706
2
L351
RF601
Q701
15V_OUT DET
+5V
15V
D501
P+15V
3
A6
VGH
4
VGL
RECTIFIER
PFC
OCP
F+15V
Vsus
Vda
FB
Q402
NEUTRAL
VC1
5
BIAS_PFC
STB5V_ON
Q551
F+15V
Q602,Q603
ALL OFF
8
MAIN SW1
IC201
1
NO USE
P+15V
1
P35
S1
Q201,Q202
Vda
MAIN SW2
S1
P11
TV SUB ON
Vda
CONTROL
RESONANCE
BIAS_PFC
BIAS_MAIN
PHOTO COUPLER
P9
2
Vda
BIAS_MAIN
PHOTO COUPLER
T501
K604
PHOTO COUPLER
MAIN RELAY_ON
S0
S1
COMPARATOR
Q403
2A 250V
P+15V
RESONANCE
CONTROL
STB+5V
Vsus
P2
VR251
1
2
IC601
LIVE
ALL OFF
AC CORD
SOUND+15V
4
1
FILTER
Vsus
P7
RECTIFIER
PC501
NEUTRAL
PHOTO COUPLER
S0
PHOTO COUPLER
Vda
Q203
STB
ERROR DET
IC501
PC201
CONTROL
AC DET
P+15V
STB
P6
POWER MICOM
8
2
Vsus
ERROR DET
7
Vsus_Vo
DET
9
TV SUB ON
PANEL_MAIN_ON
15V_IN
L402
PANEL_MAIN_ON
11
P+15V
10A 250V
SOS4_PS
D603
S0
SOS4_PS
F_15V_ON
L401
Vsus
RECTIFIER
D609
D253
D254
COLD
HOT
COLD
HOT
(LED:4TIMES)
39
11.5. Block (4/4) Diagram
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
D16282
D16280
TPSS1
TPVSUS
TPSOS8
TPSC1
D16618
D16583
D16820
D16822
TPVAD
D16728
TPVSCN
D16490
D16920
D16493
TPSOS7
TPVSUS
TPSOS6
D16480
D16721
D16901
D16475
D16473
D16791
D16476
D16821
D16253
D16255
TPVE
L16303
PANEL DRIVER
PANEL DRIVER
PANEL DRIVER
PLASMA PANEL
SOS8_SS
Vda
P35
CB
12
A32
CB
15
CB
11
SS33
CB9
1
16
BUFFER
C35
1
C3
Vda
DATA DRIVER (LEFT)
C31
2
CONTROL DATA
20
VIDEO DATA
SUSTAIN CONTROL
C26
18
CB
10
1
5
SOS8_SS
C36
Vda
IC17302
3
6
21
66
BUFFER
Vda
SUSTAIN CONTROL
1
1
3
7
IC17300
CB
14
CB
13
20
C33
CB2
BUFFER
CB4
A31
DATA DRIVER (CENTER)
C2
CB3
C21
CB6
CB8
6
CB5
33
VIDEO DATA
CONTROL DATA
CB1
IC17201
1
3
CB7
35
59
VIDEO DATA
9
33
40
1
4
CONTROL DATA
VIDEO DATA
32
8
1
40
37
Vda
Vda
DATA DRIVER (RIGHT)
C1
C10
C20
Q16102
IC14803-06
FPC DET
SUSTAIN
VE Gen.
2
SCAN
SS
24
BUFFER
IC14601-03
UML
UML
UEH
SD
11
PLASMA PANEL
SS
11
IC16131
USH
UMH
SS
33
ELECTRODES
Q16022
Q16280
2
1
DRIVER
SD1-SD5
IC16241
SD
42
USL
PLASMA PANEL
SCAN
ELECTRODE
DRIVER
SCAN
SCAN OUT (UPPER)
1
1
VHIZ
7
4
Q16041
DRIVER
2
IPD CIRCUIT
SCAN
SD
46
8
6
7
PANEL SCAN
IC14801-03
Q16023
2
8
SD
Q16002
UMH
USH
USL
D16041
Q16051
SCNR_PRO
2
Q16101
SU
11
SU
1
SS
56
4
SCAN OUT (LOWER)
13
5
D16051
UML
SOS8_SS
1
(LOWER)
SS
58
PANEL SUSTAIN
ENERGY
SS2
SS
53
7
7
SU
41
P11
SUSTAIN CONTROL
SS
1
13
PC16191
IC14604-06
SU1-SU5
DRIVER
Q16001
SUSTAIN DRIVE
LOGIC IC
DRIVER
6
IC16151
6
1
1
SUSTAIN CONTROL
VSUS Gen.
13
SS
21
Vsus
DRIVER
RECOVERY
CONNECTOR
ERROR DET
UEH
C33
LED(G)
D16461
CPH1
(SC1)
CEL
PHOTO COUPLER
F16V GEN.
Vfo
PHOTO COUPLER
PHOTO
IC16490,91
Q16885
6
COUPLER
CEL
CIS
CEL
21
F16V
2
F16V
2
SC
50
1
SEL
CMH
CERS
VFG
SCAN DRIVE
Q16451
TP59,TP60
TP61,TP62
CSH/CMH GATE
DRIVE CIRCUIT
D16859
CSL/CML GATE
DRIVE CIRCUIT
CPH1
VHIZ GEN.
7
Q16401
PHOTO
COUPLER
Q16422
IC16501
Vsus
SC
18
ERROR DET
IC16724
CIS
P+5V
SHUNT
UHZ
SIU
IC16792,93
CRC1
T16471
Q16402
SHUNT
REG
REG.
COMPARATOR
Q16818
IC16521
IC16773
IC16692
Q16421
SIU
INVERTER
IC16661
Q16660
1
PC16684
PC16603
UHZ
Vad+5V
IC16691
OC1
SC2
IC16920
OC2
D16482
Q16601
Q16876
+5V
CLK
VSCN-F
CML
IC16471
Q16608
SC
20
COMPARATOR
20
7
CERS
4
5V_F
Q16621
OC1
BUFFER
SCAN CONTROL
P2
SC
46
CRC2
PC16480
A20
SCAN
CONTROL
INVERTER
CSH
VHIZ
35
CIRCUIT
SEPA PROTECT
IC16561,62
IC16771
CMH
CSL
Q16661
Q16490
VOL
8
Vfo
SC
42
ERROR DET
Q16607
1
CSL
CRC2
CSH
IC16581
CML
PC16685
OC2
SEL
CLK
IC16563
SOS6_SC1
6
CRC1
SC
41
NAND
SOS7_SC2
5
Q16441
8
P+5V
P+3.3V
P+15V
P+5V
P+5V
P+15V
P+3.3V
P+15V
P+5V
P+3.3V
P+3.3V
P+3.3V
P+3.3V
Q16647
9
9
15V_F
Q16471
CHA
SCNR_PRO
CHA
2
SC JIG
Vscn
VFG
D16872
CMH
PHOTO
PC16461
(16V_F)
CSH
VRH
D16871
COUPLER
P+15V
MID
VRL
ERROR DET
LED(G)
IC16251
SHUNT
VE GEN.
D16316
PHOTO
COUPLER
REG.
PC16301
IC16304
IC16312
PC16722,23
IC16786,87
SHUNT REG
VAD GEN.
IC16784,85
IPD CIRCUIT
IPD CIRCUIT
PC16896,97
SHUNT REG
VSCN GEN.
IC14901,02,04
(LED:8TIMES)
(LED:6TIMES)
(LED:7TIMES)
40
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