Panasonic TH-42PA20A Service Manual page 27

4.3. T and TC-Board Schematic Diagram
T-BOARD TNPA3154
!
(FOR TH-42PA20F)
A
5V
5V
TU020
!
ENG36628G
AGC
1
TU
C028
50V
2
ADRS 10u
L029
3
G1C121Z00004
SCL1 SCL
4
SDA1 SDA
5
L027
NC
G1C121Z00004
6
5V +B
7
C026
L026 NC
16V
G1C121Z00004 8
0.1u
BTL
9
B C027
NC
50V
10
0.1u
IF1
11
TP
L028
12
G1C121Z00004
NC 5V
13
NC
C023
0.1u 14
GND
16V
15
AFT D020
16 MAZ402000F
AGC_OUT
17
VIDEO_OUT D021
MAZ402000F
18
NC
R027
19
GND 15k
20
SIF_OUT
21
R026
220
C
Q020
B1ABCC000004
ZA021 ZA020
K4ZZ01000121
K4ZZ01000121
D
E
TH-42PA20A/F/M/H/R
T and TC-BORAD Schematic Diagram
1 2
L021
15n
C032 C031
TO
16V 6.3V
C030
C033 L020 0.47u 1000u H-BOARD
5V
16V 6.3V
15n
CN021
0.47u 1000u (H10)
1
TP030 SCL1
2 SCL
C025 3
16V
SDA1
0.1u 4 SDA
5
SUB5V
6
7
30V
8 30V
9 GND
L031
EXC3BB221H 10 GND
30V
11
C029 GND
50V
AM 12
10u AM
13
L022 GND
J0JCC0000241
AM
AFT1
14 AFT1
R025
C024 15 GND
4.7k
16V
Q023
0.1u R023 16 L/L1
68k
MSB709-T1
AFT1
17
GND
R022
D024 18
P/N1
MA3X152K0L 68k
19
GND
V1_GND
20 V_GND
L032
21 GND
J0JGC0000021
L023 JS308
V1
22 VIDEO
J0JCC0000241 0 MSP
23
MSP 24
MSP
R024 C022
0 16V
0.1u
L030
JS305
G0B181Y00001
0
V1
4 1
V1_GND
3
2
BALLAN
R028
560
3
TC-BOARD TNPA3113
!
(FOR TH-42PA20A)
5V
TNR080
!
ENG29526G
AGC
1
TU
2
ADD
L083
3
G1C121Z00004
SCL1 SCL
4
SDA1 SDA
5
L084
L086 NC
G1C121Z00004
G1C121Z00004 6
V SUPPLY
7
C080
4MHz OUT
16V
8
0.1u
BTL
9
NC
JS100
0 10
IF1
11 L089
IF IN
L087 J0JCC0000241
G1C121Z00004 12
BV 5V
13
AM
C081
16V 14 Q080
GND
0.1u
MSB709-T1
15
D080
AFT
16 MAZ402000F
RF AGC
17
VIDEO
JS102
18
R081
0 SDA
15k
19
SCL
L088
20
JS101
MSP J0JCC0000241
0
21
4MHz IN
22
R080
220
ZA080
K4ZZ01000121
4 5
27
TH-42PA20A / TH-42PA20F / TH-42PA20H / TH-42PA20M / TH-42PA20R
L081
0.015u
TO
C093 C094
16V 6.3V
H-BOARD
C092
C090 L080 0.47u 1000u
6.3V
16V (H10)
0.015u T12
1000u
0.47u
1
PACHI_GND
TP080
SCL1
2 SCL
C083 3 PACHI_GND
C088
50V 16V
SDA1
10u 0.1u 4 SDA
5
SUB5V
6
MAIN5V
7
30V
8 30V
9 GND
L090
EXC3BB221H 10 GND
30V
11
C084 C087 GND
50V
50V
0.1u 10u AM 12
AM
13
GND
AM
AFT1
14 AFT1
C089 15 GND
R083
16V
4.7k
0.1u R087 16 L/L1
68k AFT1
17
GND
D084
R088
18
MA3X152K0L P/N1
68k
19
GND
D081
V1_GND
MAZ402000F 20 V_GND
JS112
J0JGC0000021
21 GND
JS111
V1
22 VIDEO
0 MSP
23
RFAGC1
MSP 24
MSP
C091
R084
16V
L091
560
0.1u
JS106 G0B181Y00001
0
V1
4 1
V1_GND
3 2
BALLAN
Q082
MSB709-T1
R085
0
ZA081
K4ZZ01000121
TH-42PA20A/F/M/H/R
T and TC-BORAD Schematic Diagram
6 7 8