Dg-Board (1 Of 3) Schematic Diagram - Panasonic CT-L1400 Service Manual

11.6. DG-Board (1 of 3) Schematic Diagram

DG-BOARD TXNDG10JBK(1/3)
A
LG2
B
K4ZZ01000179
LG3
K4ZZ01000179
LG4
K4ZZ01000179
LG5
K4ZZ01000179
JK2300
K2HC103E0023
HEADPHONE
R
L
C
D
E
F
G
CT-L1400
DG-Board (1 of 3) Schematic Diagram
1
JK1010
K4CD01000002
JK1011 JK1012
K4CD01000002 K4CD01000002
L2301
JS1051
1 0
0
3
4
JS1056
0
2
5
L2302
JS1053
0
0
C2340 C2339 D2301
50V 50V MAZ80560ML
0.01u 0.01u
0
1
GND
0
2
GND
0.3
3
L_HP
0.3
4
R_HP
C1017
0
5 50V
S_GND
0.01u
6 0
GND
9.0
7
9V
C1043
C1018
5.2 50V 16V
8
STBY5V
0.01u 47u
5.1
9
MAIN5V
C1041
C1021
0
10 50V 16V
GND
0.01u
47u
3.2
11
MAIN3R3V
3.2
12
MAIN3R3V
C1035 C1044
0
13 6.3V
50V
GND
47u
0.01u
14 0
GND
2.4
15
2.5V
2.4
16
2.5V
C1039
C1042
0
17
50V
GND 6.3V
0.01u 47u
0
18
GND
1.5
19
1.5V
1.5
20
1.5V
C1050 C1045
0
21
50V
GND 6.3V
0.01u
47u
22 0
GND
23 2.4 C1051
INV_PWM
50V
3.1 100p
24 C1052
INV_ON
50V
1.5 0.01u
25 C1053
INV_DET
50V
0 0.01u
26
GND
0
27
AGC_CONT
1.5
28
AGC_ADJ
(AFT)
0
29
GND
30 5.0
SCL1
31 4.9
SDA1
0
32
GND
0
33
M_PULSE
0
34
KEY
3.0
35
TV_ON
0
36
A_MUTE
0
37
GND
38 0
GND
4.2
39
C_PB
0
40
GND
4.3
41
PR
0
42
GND
JS4015
4.0
43
VY
0
44
GND
JS4016
0
45
REMOTE
46 3.1
SBI_LEDG SBO_LEDG
47 0
SBO_LEDR
SBI_LEDR
3.2
48
GND
3.2
49
STBY3R3V
C1061
0
50
50V
GND
0.01u
TO TOP
AP-BOARD
DG1
(AP1)
2
Q1005
UNR221500L
AB_HP_DET
REMOTE SW
AB_REMOTE
R1002 R1005
10k 10k
0
0.5 0.5
AB_M_PULSE
0
0
Q1002 Q1003
B1GBBFJJ0001
2SD0601A0L
UNR521100L
MAIN SW
MAIN SW
AA_SCL1
AA_SDA1
R1003 R1004
2.7k 2.7k
AB_INV_PWM
AB_INV_ON
AB_INV_DET
AB_AGC_ADJ
AA_SCL1
AA_SDA1
AB_M_PULSE
AB_KEY
AB_TV_ON
AB_A_MUTE
AH_C_PB
AH_PR
AH_VY
AB_REMOTE
AB_SBO_LEDG
AB_SBI_LEDR
*JS1031
3
9V
MAIN5V
R1011
4.7k
0 5 1 3.2
NC OUT
D1000
IC1000
B0ACCK000005
3.2
2
VDD
C0EBE0000191
0 0
4 3
or NC GND
C0EBE0000290
RESET
R1020
0
R1007
47k
0
2.3
C1004
50V
0
100p
R1006
47k
0
2.3
C1003
16V
0
0.022u
Q1004
UNR221700L
0
STOP MODE SW
R1089
0
R1090
AA_SCL0 0
AA_SDA0
4
Q1014
SWITCHIN
2SB0709A0L
5.1
5.1
R1094 R1025
3.3k 2.7k
R1027
4.5
2.7k
C1012
16V
0.1u
R1086
3.3k
C10
0.1
R1012 10
R1087
22k Q1015 1u
100k
0.5
2SD0601A0L
C1005
SWITCHING
0
10V
R1088
1u
68k
C1047
0.47u
16V
C1007
35V
4.7u
3.1
1
C1008
3.1
2
16V
3.2
0.1u 3
R1013 0
4
NC
1k BU
3.2
5
N
RESET
0 BU
6
STOP_MODE
STOP MODE 3.2
7
TEST
0
8
YS
AD_GRSTB 3.0
9
GRSTB
*I
AD_PCON_RST 3.2
10
PCON_RST
AD_BUSY 2.7
11
BUSBUSY M
3.0
12
H SYNC
AB_GC2_RST 3.2
13
GC2_RST
1.5
14
OSDXI
1.6
15
NC
5.0
16
SCL1
NC
4.8
17
SDA1 YM
5.1
18 SCL0 OS
5.1 19
1.4 20
1.4
R1014 21
C1006
150
50V
3900p
R1015
3.3k
C1010
16V
0.1u
C1009
50V
18p
MAIN5V
*R1029
12k 2.3
*Q1008
2SD0601A0L
*R1030
*R1016 5.1
10k
470
3.8
*R1028
*R1024
220 240
3.2
*C
*R1021 *C1016 *C1019
*R1018
50V 50V
10k 1k
470p 560p
Q1008-Q
CC
5
40