Panasonic TH-50PH12RK / TH-50PH12RS Service Manual ▷ View online
TH-50PH12RK / TH-50PH12RS
13
3.7.
Block (6 of 6) Diagram
(LED:8TIMES)
(LED:7TIMES)
(LED:6TIMES)
49
CB4
SOS8_SS
Vda
34
+5V(P)
C11
1
BUFFER
CONTROL DATA
CB2
+5V(P)
VIDEO DATA
1
C10
14
PANEL DRIVER
CB6
CONTROL DATA
CB7
D31
IC17201,02
36
DATA DRIVER (RIGHT)
VIDEO DATA
54
Vda
C20
55
51
CB3
C2 DATA DRIVER (CENTER)
CB5
6
D32
C22
CONTROL DATA
SUSTAIN CONTROL
VIDEO DATA
CB8
16
+5V(P)
67
2
Vda
IC17101,02
7
68
PLASMA PANEL
PANEL DRIVER
SUSTAIN CONTROL
55
IC17203
SOS8_SS
CB1
+5V(P)
BUFFER
1
15
+5V(P)
BUFFER
C1
VIDEO DATA
Vda
C21
+5V(P)
20
1
SOS8_SS
1
1
Vda
IC17301
DATA DRIVER (LEFT)
SS23
P35
C35
5
IC17302,03,04
C33
BUFFER
2
5
C3
CB
11
CB
10
PANEL DRIVER
50
2
1
Vda
56
5V(P)
CB9
BUFFER
C32
SS2
UML
IPD CIRCUIT
MID
MID
SS SUSTAIN DRIVE
3
BUFFER
UMH
FPC DET
REG.
PHOTO
COUPLER
15
1
Q16280
VE Gen.
SS
55
SOS8_SS
IC16304
13
2
IC16241
15
13
PC16191
SS
24
VE GEN.
UMH
SS
22
(LOWER)
Vsus
SS3
SS
11
1
UEH
MID
SUSTAIN
SUSTAIN CONTROL
4
UML
SS
52
Q16001,2
+15V(P)
Q16102
CONNECTOR
C33
5
SHUNT
PLASMA PANEL
SS
23
2
PANEL SUSTAIN
P11
1
14
SS
58
UEH
14
13
IC16312
1
ELECTRODE
Q16021,2
SC3
IC16131
5
1
Q16101
1
ERROR DET
+5V(P)
2
AIN CONTROL
DRIVER
PC16192
DRIVER
1
VSUS Gen.
DRIVER
PHOTO COUPLER
Q16402
ELECTRODES
SCAN
SC
41
MID
+5V
SD1B-SD4B
2
SIU
SCNR_PRO
2
BUFFER
IC16788,89
SCAN DRIVE
CIS
CRC1
SHUNT
CRC2
DRIVER
D16859
15V_F
ERROR DET
IC16501
+5V
CRC1
OC1
PHOTO COUPLER
MID
VSCN GEN.
SCNR_PRO
IC16725
VAD
VOLTAGE
5
16
MID
Q16401
(SC2)
CMH
COUPLER
IC16791
SHUNT REG
CSL
SD
42
IC14951-53
VSCN
+5V
SU1B-SU4B
17
IC16771
PHOTO
D16482
SC50
Q16622
SHUNT REG
Q16422
CERS
Q16451
F_5V_A
6
PC16601
ERROR DET
CPH2
1
CMH
1
SC3
IC16561,62
6
PC16603
REG.
7
IC16773
1
SD
VOH
IC16563
SOS6_SC1
2
SC2
OC1
1
IC16521
SEPA PROTECT
ERROR DET
IC14961-65
IC16786,87
INVERTER
4
SC
20
1
D16871
CLK
CSL
5
IC16581
Vfo
CML
IC16661
8
IC16464,65
2
SCAN
+15V(P)
Q16661
Vfo
+5V(P)
2
Q16604
CML
DRIVER
SC
46
CERS
UHZ
PHOTO COUPLER
SCAN
CONTROL
(SC1)
PC16685
IPD CIRCUIT
CPH1
GEN.
IPD CIRCUIT
CLK
PC16480
DRIVER
SCAN DATA
IC14904-06
(INIT-F)
SCAN OUT (LOWER)
IC16490,91
SC
SCAN OUT (UPPER)
IC14954-56
COMPARATOR
30
CPH1
SD
46
LED(G)
16V-F
CSH CIS
DROP
INVERTER
SCAN
IPD CIRCUIT
1
CSH/CMH GATE
DRIVE CIRCUIT
PHOTO COUPLER
F_5V_B
VSET GEN.
OC2
(VAD)
FOR
FACTORY
USE
Q16607
SC
42
SD
11
PANEL SCAN
CONVERTER
MAIN_STOP
CSH
UHZ
PLASMA PANEL
VOL
DC/DC
+15V(P)
D16461
15V_F
VSCN-F
Q16421
Q16621
CSL/CML GATE
DRIVE CIRCUIT
PHOTO COUPLER
CPH2
NOR GATE
14
Q16490
IC16724
SU
Q16441
D16481
Q16601
IC16692
SS3
SCAN
(15V_F)
PC16684
SU
41
PC16461
CERS
IC16784
BUFFER
CIRCUIT
4
SOS7_SC2
CEL
8
Q16672
SU
11
5
7
Q16876
CRC2
Q16818
SIU
CEL
3
D20
SCAN CONTROL
D16860
IC14901-03
OC2
Vscn
P2
SUSTAIN CONTROL
D16280
TPVSUS
D16282
TPSS1
TPVE
D16901
VR16600
TPVSCN
D16920
D16821
TPSOS6
TPVAD
VR16601
VF_GND
D16462
TPSOS7
D16493
5V
5V
D16480
D16721
D16725
TPSC1
TPVSUS
TPVSET
D16473
D16820
D16791
D16583
VF_GND
VF_GND
(LED:8TIMES)
(LED:7TIMES)
(LED:6TIMES)
TH-50PH12RK / TH-50PH12RS
14
TH-50PH12RK / TH-50PH12RS
15
4 Schematic Diagram
4.1.
Schematic Diagram Notes
TH-50PH12RK / TH-50PH12RS
16
4.2.
HHH-Board (1 of 4) Schematic Diagram
+
Thermal
Pad
+
+
+
HR_UV3
HDMI_RST
HDMI_DAC_PDWN
HR_UV8
HR_UV4
HR_Y1
HR_Y9
HDMI_INT
HR_Y4
HPD1
HR_Y6
HR_UV9
HR_UV6
HR_UV7
HR_Y0
HR_DE
HR_Y7
HR_UV5
HR_Y3
HR_Y8
HR_HSYNC
MAIN1.8V
HR_Y5
HR_VSYNC
HR_Y2
HR_UV2
HR_UV0
HR_UV1
HPD2
HDMI_5V_DET2
HDMI_5V_DET1
SCL_A
SCL_A
SCL_B
SCL_B
SDA_B
SDA_B
SDA_A
EDID2_WP
R3346
33
5V_A
D3301
EZAEG2A50AX
D3325
B0HCMM000014
IC3301
TVRP243
1
E0
2
E1
3
E2
4
VSS
5
SD
A
6
SCL
7
WC
8
VCC
33u
6.3V
C3310
R3624
10k
C3524
0.1u
16V
R3339
4.7k
C3361
0.1u
16V
D3310
EZAEG2A50AX
4V_A
C3497
0.1u
16V
5V
D3309
EZAEG2A50AX
R3379
22
C3364
470p
50V
R3328
1k
R3312
2.2
C3504
0.1u
16V
R3602
33
D3319
EZAEG2A50AX
R3381
22
R3591
56
C3336
0.1u
16V
R3594
4.7k
4V_B
Q3307
2SK122800L
D3332
B0HCMM000014
R3590
56
C3368
10u
6.3V
R3392
33
C3356
1u
10V
C3338
6.3V
10u
R3374
10k
R3359
33
33
C3346
0.1u
16V
C3319
0.1u
16V
R3319
2.2
C3325
1u
10V
R3345
33
H5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
C0DBFFD00003
IC3308
1
2
3
4
5
6
7
L3302
J0JHC0000078
5V
C0JBAB000781
IC3334
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
R3325
10k
L3309
J0JBC0000080
L3304
J0JHC0000078
H6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
C3339
0.1u
16V
C3320
1u
10V
R3313
2.2
5V
C3468
470p
50V
R3316
2.2
R3351
10k
R3326
10k
C3372
1u
10V
C1AB00002535
IC3307
1
DE
2
HSYNC
3
VSYNC
4
IOGND
5
IO
VCC
6
NC
7
NC
8
NC
9
EVNODD
10
NC
11
NC
12
NC
13
NC
14
NC
15
IOGND
16
IO
VCC
17
NC
18
NC
19
NC
20
NC
21
CGND
22
CVCC18
23
CVCC18
24
CGND
25
IOGND
26
IO
VCC
27
CSD
A
28
CSCL
29
DSD
A1
30
DSCL1
31
DSD
A0
32
DSCL0
33
R1PWR5V
34
R0PWR5V
35
CVCC18
36
CGND
37
PVCC0
38
AV
C
C
39
R0XC-
40
R0XC+
41
AGND
42
AVCC
43
R0X0-
44
R0X0+
45
AGND
46
AVCC
47
R0X1-
48
R0X1+
49
AGND
50
AVCC
51
R0X2-
52
R0X2+
53
AGND
54
TMDSPGND
55
PVCC1
56
RSVD_A
57
AVCC
58
R1XC-
59
R1XC+
60
AGND
61
AVCC
62
R1X0-
63
R1X0+
64
AGND
65
AVCC
66
R1X1-
67
R1X1+
68
AGND
69
AVCC
70
R1X2-
71
R1X2+
72
A
GND
73
CGND
74
CVCC18
75
IOGND
76
IO
VCC
77
MUTEOUT
78
SPDIF
79
CVCC18
80
CGND
81
NC
82
NC
83
NC
84
SD0
85
WS
86
SCK
87
NC
88
MCLK
89
IO
VCC
90
IOGND
91
CGND
92
CVCC18
93
NC
94
A
UDPVCC18
95
A
UDPGND
96
XT
ALOUT
97
XT
ALIN
98
XT
AL
VCC
99
REGVCC
100
NC
101
RSVDL
102
RESET#
103
SCDT
104
INT
105
CVCC18
106
CGND
107
CLK48B
108
IOGND
109
IO
VCC
110
Q23
111
Q22
112
Q21
113
Q20
114
CVCC18
115
CGND
116
Q19
117
Q18
118
Q17
119
Q16
120
IOGND
121
ODCK
122
IOVCC
123
Q15
124
Q14
125
Q13
126
Q12
127
CGND
128
CVCC18
129
Q11
130
Q10
131
Q9
132
Q8
133
Q7
134
IOVCC
135
IOGND
136
Q6
137
Q5
138
CGND
139
CVCC18
140
Q4
141
Q3
142
Q2
143
Q1
144
Q0
4V_B
C3344
0.1u
16V
R3406
EXB2HV220JV
C3340
0.1u
16V
3.3VREG
R3385
22
R3616
47k
R3588
4.7k
Q3303
2SD0601ASL
R3303
39
TP3332
EYF6CU
D3320
EZAEG2A50AX
C3498
0.1u
16V
C3367
16V
10u
10u
R3391
33
L3328
J0JHC0000078
R3301
10k
D3317
EZAEG2A50AX
4V_A
L3312
J0JHC0000078
D3318
EZAEG2A50AX
R3366
4.7k
C3467
470p
50V
R3343
56
L3307
J0JHC0000078
R3315
2.2
L3305
J0JHC0000078
C3452
0.1u
16V
R3327
1k
C3311
0.1u
16V
33u
6.3V
C3309
C3332
0.1u
16V
IC3302
TVRP242
1
E0
2
E1
3
E2
4
VSS
5
SD
A
6
SCL
7
WC
8
VCC
C0JBAZ002269
IC3303
1
2
3
4
5
6
7
8
C3302
0.1u
16V
R3619
10k
10k
D3311
EZAEG2A50AX
C0JBAB000781
IC3328
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
4V_B
C3323
1u
10V
R3617
33
L3303
J0JHC0000078
R3378
22
R3332
4.7k
D3313
EZAEG2A50AX
C3506
0.1u
16V
TP3317
D3323
EZAEG2A50AX
C3365
16V
47u
C3370
0.1u
16V
C3347
15p
50V
C3334
0.1u
16V
R3311
2.2
R3329
10k
C3331
0.1u
16V
3.3VREG
5V
D3327
B0HCMM000014
C3301
0.1u
16V
Q3301
2SD0601ASL
C3313 10V
1u
R3350
10k
C3357
0.1u
16V
R3394
1.8k
4V_B
C3341
0.1u
16V
L3310
J0JHC0000078
D3322
EZAEG2A50AX
C0FBBK000047
IC3306
1
MCLK
2
BICK
3
SDTI
4
LRCK
5
PDN
6
SMUTE/CSN
7
ACKS/CCLK
8
DIF0/CDTI
9
P/S
10
AOUTR
11
AOUTL
12
VCOM
13
VSS
14
VDD
15
DZFR
16
DZFL
C3335
0.01u
25V
C3328
0.1u
16V
R3367
4.7k
R3356
33
D3304
EZAEG2A50AX
C3327
1u
10V
R3322
2.2
L3311
J0JBC0000080
C3322
1u
10V
R3323
2.2
Q3321
2SD0601ASL
5V_B
4V_A
L3314
J0JHC0000078
C3342
0.1u
16V
4V_A
C0JBAB000781
IC3330
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
C3351
0.1u
16V
C3363
2.2u
6.3V
R3404
10
10
5V
Q3302
2SD0601ASL
D3333
B0HCMM000014
C3321
1u
10V
5V
C0JBAB000781
IC3335
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
R3601
33
R3341
4.7k
R3344
56
C3312
0.1u
16V
C3358
0.1u
16V
R3389
1M
C3337
0.1u
16V
R3330
4.7k
C3366
0.1u 16V
C3458
470p
50V
C0JBAB000781
IC3329
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
5V_B
C3318
6.3V
10u
D3303
EZAEG2A50AX
C3505
0.1u
16V
R3407
EXB2HV220JV
IC3325
TVRP596
1
E0
2
E1
3
E2
4
VSS
5
SD
A
6
SCL
7
WC
8
VCC
R3358
33
R3348
33
R3320
2.2
4V_A
R3331
10k
C3525
0.1u
16V
D3316
MAZ30560ML
R3365
4.7k
C3303
0.1u
16V
IC3324
TVRP595
1
E0
2
E1
3
E2
4
VSS
5
SD
A
6
SCL
7
WC
8
VCC
R3321
2.2
R3613
33
X3301
H0J270500087
Q3323
2SD0601ASL
TP3304
R3314
2.2
R3369
22
R3377
10k
R3310
2.2
R3318
2.2
D3306
EZAEG2A50AX
R3395
22
C3477
0.1u
16V
C3369
10u
6.3V
6.3V
C0JBAB000781
IC3326
1
NC
2
IN A
3
GND
5
VCC
4
OUT Y
R3386
33
R3342
56
R3383
22
R3302
10k
D3315
EZAEG2A50AX
D3328
B0HCMM000014
R3596
56
C3326
1u
10V
R3347
33
Q3304
2SD0601ASL
L3301
J0JHC0000078
TP3302
R3349
10k
D3326
B0HCMM000014
C3304
0.1u
16V
C3359
0.1u
16V
TP3333
EYF6CU
C0JBAZ002269
IC3304
1
2
3
4
5
6
7
8
C3330
0.1u
16V
C3324
1u
10V
D3302
EZAEG2A50AX
R3380
22
C3353
0.1u
16V
R3368
22
R3340
56
5V_A
D3334
B0HCMM000014
C3349
0.1u
16V
R3324
2.2
C3329
1u
10V
C3343
15p
50V
C3472
0.1u
16V
C3471
0.1u
16V
R3410
EXB2HV220JV
R3398
4.7k
C3345
0.1u
16V
R3364
4.7k
C3501
0.1u
16V
C3314 10V
1u
C3354
0.1u
16V
D3324
EZAEG2A50AX
R3372
0
R3603
33
R3382
EXB28V330JX
D3321
EZAEG2A50AX
R3375
33
R3399
22
C3362
0.1u
16V
Q3308
2SK122800L
4V_B
R3317
2.2
C3333
0.01u
25V
C3355
6.3V
10u
D3307
EZAEG2A50AX
C3360
0.1u
16V
R3370
0
D3314
MAZ30560ML
R3597
56
R3609
33
D3305
EZAEG2A50AX
R3304
39
L3313
J0JHC0000078
R3309
2.2
R3357
33
D3312
EZAEG2A50AX
L3306
J0JHC0000078
D3308
EZAEG2A50AX
D1-
CONT
D1G
D1+
D2G
RX_MCLK
RX_SCK
L
R
CLKG
sub
Audio DAC
RX_WS
D0+
D0G
CLK+
Vo
CLK-
SCL
SDA
G
D0G
N.C.
D
D1-
S
S
D2-
G
HPDT
HPDT
D
D1+
CLK+
N.C.
D1G
D0-
D2+
DDCG
CEC
D0+
Vin
HIGH:MUTE
CLKG
D0-
D2-
VIL < 0.8V
DDCG
CEC
VIH > 2.2V
D2+
GND
+5V
RX_SD0#
Cn
SDA
SCL
CLK-
+5V
NC
D2G
GND
/OE1
B1
A2
Vcc
A1
B2
/OE2
A=3.3V, B=5V
GND
B1
A2
Vcc
A1
B2
/OE2
A=3.3V, B=5V
/OE1
A
B
MAIN1.8V
HDMI RX
EDID EEPROM
EDID EEPROM
EDID EEPROM
EDID EEPROM
INVERTER
INVERTER
B
A
F
1
D
7
3
C
E
9
6
4
8
5
2
10
8
2
12
9
4
6
7
1
5
3
13
11
!
HHH-BOARD TXNHHH1VZTR (1/4)
BUFFER
BUFFER
BUFFER
BUFFER
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