Panasonic TH-42PF20E / TH-42PF20ER Service Manual ▷ View online
TH-42PF20E / TH-42PF20ER
49
13.5. P-Board (4 of 4) Schematic Diagram
13
18
12
17
10
15
16
14
11
COLD
HOT
COLD
HOT
POWER
MICOM
RESET
C2ABDB000131
C0EBH0000447
PHOTO
COUPLER
B3PBA0000459
F+15V
ERROR DET
ERROR DET
C0DBZMC00006
11
12
13
14
20
21
22
15
17
16
18
19
TO
P-BOARD
(2/4)
P-BOARD
(2/4)
BD
BH
BA
BB
BC
BE
BF
BG
BK
BI
BJ
BL
BM
TO
A-BOARD
(A6)
A-BOARD
(A6)
TO
A-BOARD
A-BOARD
TO
A-BOARD
(A9)
A-BOARD
(A9)
P-BOARD LSEP1289WMHB (4/4)
!
STB
CONTROL
CONTROL
MIP418AMDS
(A25)
TH-42PF20E / TH-42PF20ER
50
13.6. PB, V1, V2 and S1-Board Schematic Diagram
C862
1u
16V
C859
1u
10V
D859
MA2J1110GL
MA2J1110GL
D853
MA3X152D0L
D852
MA3X152D0L
D851
MA3X152D0L
PB34
1
2
3
PB32
1
2
3
PB33
1
2
3
VJ850
R852
4.7k
R853
4.7k
R851
4.7k
PB30
1
2
3
4
FAN_VOLTAGE
5V
FAN SOS
GND
!
PB-BOARD TNPA4962AD
A-BOARD
(A5)
(A5)
TO
TO FAN
P
D
A
7
1
2
B
C
6
8
3
F
9
4
E
5
PUSH
S35
1
2
3
SW061
K0F162B00002
!
S1-BOARD
TNPA5164
TNPA5164
POWER SW
VCC
GND
OUT
R
G
STB3.3V
R1554
1.2k
SW1551
EVQPLHA15
D1551
DZ2J039M0L
R1500
1k
SW1553
EVQPLHA15
SW1554
EVQPLHA15
SW1552
EVQPLHA15
R1550
1k
L1501
C1530
6.3V
10u
6.3V
10u
R1553
2.4k
D1554
DZ2J039M0L
L1507
R1511
3k
R1512
4.7k
L1503
R1510
2.2k
V22
1
2
3
R1552
220k
SW1550
EVQPLHA15
RM001
B3RAD0000168
V11
1
2
3
4
5
6
R1513
8.2k
L1502
Q1540
DSC200100L
L1508
L1505
L1506
D1550
B3AGB0000060
R1551
47
47
REMOTE RECIEVER
GND
LED_G
LED G
OPT
LED R
V2-BOARD TNPA5163
V1-BOARD TNPA5162
A-BOARD
(A22)
(A22)
GND
REMOCON
TO
LED_R
(A11)
KEY_SW
TO
A-BOARD
A-BOARD
(A35)
TO
A-BOARD
A-BOARD
STB3.3V
!
!
/
VOL
/
VOL
ENTER
MENU
INPUT
TH-42PF20E / TH-42PF20ER
51
13.7. HX-Board Schematic Diagram
PC_R
PC_G
PC_B
PC_HD
PC_VD
PC_VD
PC_B
PC_G
PC_HD
PC_R
C3561
1u
16V
C3550
50V
0.01u
C3551
10u
25V
C3552
10u
25V
C3405
10u
25V
C3406
10u
25V
C3562
1u
16V
C3524
50V
0.01u
C3409
16V
0.1u
0.1u
C3523
10u
25V
C3404
16V
0.1u
D3512
B0HCMM000014
D3511
B0HCMM000014
D3507
MAZ81600HL
D3508
MAZ81600HL
D3509
MAZ81600HL
D3510
MAZ81600HL
D3504
MAZ30560ML
IC3502
TVRR702
1
E0
2
E1
3
E2
4
VSS
5
SDA
6
SCL
7
WC
8
VCC
JK3511
K1FB115BA020
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
JK3509
K1FA109B0062
1
2
3
4
5
8
9
6
7
HX1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
L3555
ELJPA100KFB
L3526
ELJPA100KFB
P5V
P5V
SLOT9V
SLOT9V
ZA3001
K4ZZ01000206
TP69
TP70
TP68
TP72
TP66
TP65
TP75
TP74
TP71
TP67
TP73
Q3531
2SD0601A0L
Q3532
2SD0601A0L
R3592
0
R3776
100
R3778
47k
R3508
4.7k
R3547
100
R3548
100
R3655
33k
R3589
47k
R3654
68k
R3530
180k
R3791
100
R3511
100
R3663
1k
R3668
100
R3591
0
R3664
1k
R3529
180k
R3400
10k
R3510
100
R3593
0
R3656
68k
R3790
100
R3590
56
R3509
4.7k
R3777
100
R3585
56
R3586
56
R3653
33k
R3672
100
100
FL3516
J0MAB0000054
1
2
3
4
FL3510
J0MAB0000054
1
2
3
4
FL3511
J0MAB0000054
1
2
3
4
FL3517
J0MAB0000054
1
2
3
4
FL3514
J0MAB0000054
1
2
3
4
FL3515
J0MAB0000054
1
2
3
4
FL3512
J0MAB0000054
1
2
3
4
FL3513
J0MAB0000054
1
2
3
4
JK3513
K2HC1YYB0049
R
2
3
1
L
P5V
SLOT9V
TXD
RXD
VD
HD
REMOTE IN
CTS
RTS
PCis
DSR
RI
DDC
EEPROM
EEPROM
RXD
TXD
DTR
CD
GND
L
R
PR/R
Y/G
PB/B
GND
GND
GND
GND
AUDIO IN
PC IN
TO
(A14)
A-BOARD
HX-BOARD TZTNP021CEE
!
D
A
7
1
2
B
C
6
8
3
F
9
4
E
5
TH-42PF20E / TH-42PF20ER
52
13.8. DS-Board (1 of 2) Schematic Diagram
+
+
+
+
+
+
15V_ON/OFF
LAN14V_ON/OFF
REMOCON_OUT
DS_SOS
REMOCON_OUT1
LAN14V_ON/OFF
LAN14V_ON/OFF
15V_ON/OFF
AH_SOS
C3052
10u
25V
25V
C3040
10u
6.3V
C3050
16V
0.1u
C3004
50V
0.01u
C3037
10u
25V
25V
C3022
10u
25V
C3018
0.1u
25V
C3054
10u
25V
C3021
10u
25V
C3000
10u
25V
C3058
10V
2.2u
2.2u
C3046
16V
0.1u
C3045
16V
0.1u
C3051
10u
25V
C3042
0.1u
0.1u
25V
C3034
50V
68p
C3005
1u
16V
C3024
0.1u
25V
C3100
16V
0.1u
C3055
0.1u
0.1u
25V
C3035
16V
0.1u
C3026
16V
16V
2.2u
C3043
0.1u
0.1u
25V
C3028
16V
16V
0.1u
C3041
10V
2.2u
C3057
2.2u
10V
C3002
10u
25V
C3063
10V
2.2u
2.2u
C3039
10u
25V
C3017
10u
25V
C3011
50V
0.01u
C3036
10u
25V
25V
C3013
16V
0.1u
C3006
50V
0.01u
C3049
50V
100p
C3056
0.1u
0.1u
25V
C3003
1u
16V
C3023
16V
0.1u
C3031
16V
0.1u
C3060
50V
0.01u
0.01u
C3020
16V
0.1u
0.1u
C3065
16V
0.1u
C3059
1u
16V
C3062
10u
6.3V
C3064
6.3V
470u
C3010
25V
47u
C3044
6.3V
47u
C3027
16V
470u
470u
C3101
6.3V
47u
C3025
16V
47u
47u
D3110
B0ACCJ000048
D3004
B0JCPG000030
D3105
B0ACCJ000048
B0ACCJ000048
D3112
B0ACCJ000048
D3107
B0ACCJ000048
D3001
B0JCPG000030
D3002
B0JCPG000030
D3108
B0ACCJ000048
D3103
B0ACCJ000048
B0ACCJ000048
D3101
B0ACCE000005
D3100
B0ACCE000005
D3111
DZ2J056M0L
DZ2J056M0L
D3102
B0BC01600013
B0BC01600013
D3005
B0BC5R900001
D3104
B0BC01000014
B0BC01000014
D3109
DZ2J068M0L
DZ2J068M0L
D3106
B0BC010A0007
B0BC010A0007
F1J1E104A148
FL3007
1
2
3
F1J1E104A148
FL3008
1
2
3
F1J1E104A148
FL3004
1
2
3
FL3000
F1J1E104A148
1
2
3
F1J1E104A148
FL3002
1
2
3
F1J1E104A148
FL3001
1
2
3
F1J1E104A148
FL3003
1
2
3
C0JBAA000377
IC3100
1
IN_B
2
IN_A
3
GND
5
VCC
4
OUT_Y
IC3002
C0DBAYY00727
1
GND
2
SW
3
BS
4
EN/SYNC
5
FB
6
PG
7
VCC
8
IN
IC3000
C0DBAYY00727
1
GND
2
SW
3
BS
4
EN/SYNC
5
FB
6
PG
7
VCC
8
IN
IC3001
C0DBAYY00727
1
GND
2
SW
3
BS
4
EN/SYNC
5
FB
6
PG
7
VCC
8
IN
DS13
1
2
3
4
5
6
7
8
9
10
11
12
13
L3006
J0JHC0000117
L3004
J0JHC0000117
L3007
J0JHC0000117
L3012
J0JHC0000096
L3002
J0JHC0000117
L3013
J0JHC0000096
L3008
J0JHC0000096
L3003
J0JHC0000096
L3010
G1C330MA0363
L3001
G1C330MA0363
L3005
G1C330MA0363
LAN14V
SLOT3.3V
LAN14V
P_F15V
SLOT3.3V
15V
5V
SLOT15V
SLOT5V
15V_2
SLOT3.3V
15V_2
SLOT9V
P_F15V
9V_M
15V
SLOT5V
SLOT9V
STB5V_S
15V_2
F15V
15V_2
STB5V_S
5V
SLOT3.3V
LAN14V
LAN3.3V
SLOT9V
VJ3008
VJ3002
VJ3010
VJ3003
VJ3004
VJ3000
VJ3001
VJ3005
VJ3009
VJ3007
VJ3006
PA3000
K5H1022A0031
TP3000
Q3003
B1DHDC000028
Q3007
B1DHDC000028
Q3005
B1DHDC000028
Q3002
B1DHDC000028
Q3000
DSC200100L
Q3001
DSC200100L
Q3004
DSC200100L
Q3008
DSC200100L
Q3101
DSC200100L
Q3100
DSC200100L
Q3102
DSC200100L
Q3103
DSC200100L
Q3009
DSC200100L
Q3104
DSC200100L
Q3006
DSC200100L
R3009
0
R3050
47k
R3028
100k
R3000
3.3k
3.3k
R3105
4.7k
4.7k
R3043
22k
R3019
100k
R3026
100
100
1/2W
R3029
100k
R3034
17.4k
17.4k
1%
R3020
0
0
R3039
22k
R3112
100k
R3021
0
R3005
6.8k
6.8k
R3038
3.6k
R3013
487
487
1%
R3048
10k
R3035
22
R3049
100
R3015
0
R3031
0
R3040
10k
R3008
10k
R3102
18k
R3114
39k
R3014
4.99k
4.99k
1%
R3110
22k
R3004
3.3k
R3055
0
R3051
0
R3002
22k
R3032
0
R3044
10k
R3108
56k
R3042
3.6k
R3037
6.2k
6.2k
R3103
2.2k
R3109
47k
R3106
2.2k
R3025
100
100
1/2W
R3030
0
0
R3012
0
R3046
10k
R3111
10k
R3104
10k
R3016
100k
100k
R3010
100k
R3027
22
R3001
6.8k
R3006
22k
R3101
100
R3041
4.7k
4.7k
R3113
75k
R3045
1k
R3107
10k
R3017
22
R3003
10k
R3024
9.53k
1%
R3022
0
R3033
56k
56k
1%
R3047
10k
R3100
0
R3023
49.9k
49.9k
1%
D
S
G
D
D
D
D
S
D
D
G
D
D
D
G
D
S
D
D
D
G
D
S
D
G
G
G
G
G
G
G
G
G
G
G
G
G
G
P
P
P
P
P
P
P
P
P
P
P
GND
15V->9V
GND
GND
GND
SOS BLOCK
GND
COMMON_GND
REMOCON OUT 3.3V->5V
F15V
F15V
F15V
GND
F15V
15V
F15V
GND
1
C
F
7
4
5
9
8
A
E
3
2
D
6
B
15V->5V
15V->3.3V
TO
A-BOARD
(A13)
A-BOARD
(A13)
DS-BOARD TZTNP031CEE(1/2)
!
1
Click on the first or last page to see other TH-42PF20E / TH-42PF20ER service manuals if exist.