Dg-Board (2 Of 11) Schematic Diagram - Panasonic TH-42PM50U Service Manual

TH-42PM50U

13.24. DG-Board (2 of 11) Schematic Diagram

1
2
3
4
5
6
7
A16
1 A15 48
A16
A15 2 47
A14
BYTE
A14 3 46
A13
VSS
A13 4 45
A12
DQ15/A-1
A12
5 A11 44
DQ7
A11
6 A10 43
DQ14
A10
7 42
A9
DQ6
A9 8 41
A8
DQ13
9 40
N.C.
DQ5
10 39
N.C.
DQ12
ABI_D
11 WE 38
DQ4
12 RESET 37
VCC
13 36
N.C.
DQ11
14 35
N.C.
DQ3
15 34
RY/BY
DQ10
ABI_J1 16 33
N.C. A18
DQ2
A18
17 A17 32
DQ9
A8
18 A7 31
DQ1
A7 19 30
A6
DQ8
A6 20 29
A5
DQ0
A5 21 28
A4
OE
A4 22 27
A3
VSS
A3
23 A2 26
CE
A2
24 A1 25
A0
DG-BOARD TNPA3625AK (2/11)
8
9
TH-42PM50U
DG-Board (2 of 11) Schematic Diagram
8 9
STB3.3V
R4237
C4038
1k
50V
A17
100p
STB3.3V
R4224
10k
C4456
R4238
50V
D15 C4043
TP4007 4.7k 0.01u
16V
1u
D07
D14
IC4010
D06
C0EBF0000431
D13
STB 3.3V
D05
D12
D04 C4042
16V
1u
D11 C4034 C4035
16V 16V
0.1u 4.7u
D03
D10
D02
D09
D01
D4012
D08
MA2J72900L
D00
ABI_I
D4013 D4014
MA2J72900L MA2J72900L
R4226
0 ABI_8M
A1
R4674 R4676 R4677
10k 470k 470k
D4027
MA2J11100L
D4025 D4026
MA2J11100L MA2J11100L
IC4030
C0EBF0000335
RESET
10 11
RST (AD_STB_RST)
STB5V(SUB5V BACKUP)
Q4021 R4269
R4264 15k
3.3k B1ABCF000138
Q4017
R4254
B1ABCF000138
10k
R4266
10k
SUB5V C4051
R4255
10V
3.3k
0.22u
STB5V
C4461
16V
0.1u
Q4019
R4260
B1ABCF000138
6.8k
Q4015
B1ABCF000138
C4053 R4262
47k
10V
C4464 R4252
0.22u
10V 10u 82k R4256 R4267
100k 47k
C4463
10V 10u
TP4040
Q4020
R4261
B1ABCF000138
6.8k
Q4016
B1ABCF000138
C4054 R4263
6.3V 47k
R4253 2.2u
82k
R4268
47k
R4257
100k
R4259
10
MONTEROUT_DEF
TO
AA AB
DG-BOARD
(9/11)
12 13
80
TO
H-BOARD
DG1
(H1)
1
2
3
4 SCL0A
5 SDA0A
6
7 SCL0B
8 SDA0B
9
10 SCL2
11 SDA2
12
13 SCL1
14 SDA1
15
RESET 16
17
18 KEYSCAN2
19 MAIN_DEF
20 SP_MUTE
SRQ
21
22
23
24
25
26 STB_LED
27
28
29
30 RM_IN
31 KEYSCAN
32
MONITOROUT_DEF 33
KEYSCAN3
34
35
36 SP_SHORT
37 BA_SCL0
38
BA_SDA0
39
40
STB5V
AC AD AE AF
TH-42PM50U
DG-Board (2 of 11) Schematic Diagram
14
21
22
23
24
SBI1
SBO1
KEYSCAN2
MAIN_DEF
SP_MUTE
SRQ
LED_R
RM_IN
KEYSCAN
KEYSCAN3
SP_SHORT
15