Read Panasonic TX-23LX50M / TX-23LX50A / TX-23LX50X Service Manual online
11.8. AP, K and V-Board Schematic Diagram
+
+
+
+
+
+
+
+
+
INV_ADIM
INV_SOS
INV_PWM
INV_ON
INV_ADIM
INV_PWM
INV_ON
INV_SOS
GND
GND
GND
GND
GND
BA
TS
HP_L
5V
SP_R+
SP_L-
SP_L-
SP_L+
HP_R
3.3V_SBY
SP_R+
REMO
TE
R_LED
SP_R-
SP_R-
SP_L+
AP3
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
TP828
L805
82u
TP815
C806
50V
1000p
TP813
AP1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
TP823
C810
16V
470u
L806
G0C101K00041
IC802
C0DAAZH00020
1
INPUT_
(_VIN_)
2
OUTPUT_
(_V_OUT_)
3
COM
4
OA
D
J
5
ON_/_OFF
_(_VC)
TP826
TP803
R806
1.02k
R805
4.87k
EXCELDR35V
L801
TP812
TP810
TP819
TP825
TP833
C801
50V
1000p
TP831
C809
16V
470u
IC801
C0DAAZG00006
1
V IN
2
SW out
3
GND
4
VO
S
5
ON/OFF
TP814
R803
0
ZA801
K9ZZ00000424
TP802
C802
50V
1000p
R812
0
TP806
TP830
TP827
TP811
C803
50V
0.01u
TP818
C804
50V
1000p
TP805
TP817
TP804
TP808
TP807
C813
50V
6800p
TP829
AP5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TP837
R807
2.49k
2.49k
C807
330u
50V
D802
B0JANE000006
R808
820
TP824
TP822
TP834
TP809
C812
0.1u
50V
AP4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
EXCELDR35V
L802
TP832
C818
16V
470u
C808
50V
220u
C805
50V
1000p
TP835
D803
B0JANE000006
TP836
R302
12k
SW305
EVQPC105K
SW301
EVQPC105K
SW304
EVQPC105K
K2
1
3
R300
68k
ZA890
K9ZZ00000424
K1
1
3
4
F890
K5D312BNA004
SW303
EVQPC105K
R890
1M
ERC12ZGK105C
SW302
EVQPC105K
SW890
ESB92DA1B
R301
22k
R303
6.8k
6.8k
R304
0
TP820
TP821
AP2
1
2
3
K3
1
2
3
TP302
TP303
TP301
SN201
B3L000000020
TP213
TP212
Q201
2SC584500L
R211
27k
R207
1k
JK201
K2HC103B0093
1
2
3
4
5
6
7
C202
16V
0.1u
TP201
R202
560
D201
B3AAA0000770
TP209
V1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
V2
1
2
3
4
TP211
TP210
C216
10V
22u
TP207
R203
5.6k
TP205
TP206
D205
MAZ81400ML
R210
27k
TP204
C203
6.3V
47u
TP208
R205
47
R204
47k
TP202
D204
MAZ81400ML
TP203
RM201
PNA4701M05TV
VO
U
T
GND
VCC
IC803
C0DAAZG00006
1
V IN
2
SW out
3
GND
4
VO
S
5
ON/OFF
C815
470u
6.3V
L808
220u
R810
820
C816
6.3V
330u
330u
D805
B0JCME000037
L807
22u
R809
150
TP816
BATS
24V
MAIN5V/2A
LCD PANEL
24V
24V
24V
24V
GND
GND
GND
GND
GND
INV_SOS
INV_ON
INV_ADIM
INV_PWM
KEY_SCAN
STBY5V
POW_ON
5V
GND
STBY5V
5V
5V
5V
5V
GND
GND
GND
GND
GND
GND
1.8V
1.8V
1.8V
GND
GND
GND
GND
GND
INV_ON
GND
INV_ADIM
GND
GND
INV_PWM
SOUND_GND
GND
GND
30V
INV_SOS
GND
SOUND_GND
SOUND_GND
SOUND_GND
AUDIO_VCC
GND
GND
24V
24V
30V
GND
GND
GND
24V
24V
24V
24V
24V
INV_GND
INV_GND
INV_GND
INV_GND
INV_GND
STBY5V
POW_ON
AUDIO VCC 9V/1.2A
GND
GND
GND
AP-BOARD TNPA3627
0
0
0
30.0
0.8
0
0
0
24.0
0
0
4.9
0
0
0
0
0
0
24.0
4.9
2.9
0
0
0.1
1.4
0
0
0
4.9
0
0
0
0.9
1.8
4.9
0
0
0
0
0
5.0
1.8
1.8
2.3
9.2
2.9
24.0
9.2
0
9.2
0
0
0
0
1.4
0
0
0
0.1
0
0
4.9
0
9.2
0
30.2
0
0
5.2
24.0
1.2
6.7
9.2
24.0
0
1.6
2.3
TO
POWER UNIT
(A4)
TO
A-BOARD
(A3)
TO
A-BOARD
INVERTER
TO
(CN301)
-
TV/AV
STR
+
FUNCTION
AC IN
110-240V
POWER UNIT
(CN101)
TO
KEY_SCAN
GND
0
2.3
0
GND
3
D
E
C
1
A
8
4
2
5
7
6
B
TO
A-BOARD
A-BOARD
(A2)
TO
SPEAKER
2.0
0
5.0
MAIN1.8V/0.6A
1.5
2.0
K-BOARD TNPA3609
V-BOARD TNPA3610
4.3
4.0
4.1
4.1
5.0
2.8
0.8
0
0
0
0
3.3
0.8
4.2
0
0.6
4.2
4.0
0
0
0
2.7
0
24.0
24.0
24.0
24.0
24.0
5.0
5.0
5.0
5.0
24.0
24.0
24.0
24.0
0
2.3
0
HEADPHONES
REMOTE
COLD
HOT
AUDIO_GND
AUDIO_VCC
AUDIO_VCC
AUDIO_VCC
50/60Hz
SENSOR
LED_R
TX-23LX50A/M/X
AP, K and V-Board Schematic Diagram
AP, K and V-Board Schematic Diagram
TX-23LX50A/M/X
AP, K and V-Board Schematic Diagram
AP, K and V-Board Schematic Diagram
TX-23LX50M / TX-23LX50A / TX-23LX50X
30
Click on the first or last page to see other TX-23LX50M / TX-23LX50A / TX-23LX50X service manuals if exist.