Panasonic TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50 Service Manual ▷ View online
8.3. Block Diagram (3 of 3)
G
R
INV_PWM
INV_ADIM
SCL2
SD
A2
SD
A2
SCL2
SD
A1
SCL1
SRQ
SRQ
SCL0B
SD
A0B
SCL0A
SD
A0A
Q1007
R1031
Q1008
JK1001
1
2
3
4
5
6
7
R1005
Q1002
RM1001
1
V
OUT
2
G
3
VCC
SN1001
Q1004
R1032
D1008
CONV
DATA
TTL
+3.3V
PARALLEL
LVDS
BUFFER
OSD D
A
T
A
18
16bit
20
R(+)
HV/CLK
SPEAKER(R)
RX0+
R(+)
RX1-
R_hp(+)
V1
16
RX0-
L_hp(+)
REMOTE CONTROL SENSER
2
IC4026
2
7
IC4025
6
DDIF/OUT PLL 3.3V
POWER LED
G LED DRIVE
V-BOARD
SDRAM PLL 1.8V
I/F1
R LED DRIVE
V2
HS/VS
3
26
27
LCD MUTE
CLK
5
1
LVDS DRIVER
8
IC4028
AVR
RXCLK-
5
RX3+
RX3-
RX2-
L_hp(+)
L(+)
RXCLK+
L(+)
29
L_ch(-)
2
4
6
28
RX0+
FIFO
10
30
RX0-
1.8V(M)
12
A5
RX1+
14
RXCLK-
3.3V(M)
16
RX2+
RX1-
GC4U
18
RX2+
LCD PANEL
IC4014
20
RESET
IC4027
3
PWRPWM
4
10
11
30
8
+5V(P)
10
12
I/F
12
14
16
LCD PROCESSOR
13
+5V(P)
15
26
R_hp(+)
27
4
C.A.T.S. SENSOR
29
L_ch(+)
RX1+
+5V(P)
1
+3.3V(M)
4
28
R/G/B
R_ch(-)
6
+5V(P)
2
R_ch(+)
2
64M SDRAM
(8bit)
APWM
AVR
5
SDRAM
1
2
+5V(P)
RX3-
RX3+
RX2-
RXCLK+
HEADPHONE
R_ch(+)
L_ch(+)
R_ch(-)
L_ch(-)
LCD I/F
SPEAKER(L)
PANEL CONTROLLER
BACK LIGHT
INVERTER
LCD PANEL
I/F2
SDRAM
DIGITAL
NR
SYNC
LIGHT
MATRIX
INTERFACE
PIXEL CONV
I/F
HPK
RGB GAMMA
CORR
I/F
Y GAMMA
CORR
V-POS
BACK
OSD MIX
OSD
PWM
V-SCALE
H-SCALE
LCD AI
RGB
ADDRESS DATA
DDIF/OUT PLL 3.3V
SDRAM PLL 1.8V
S_D
A
T
A
2
S_CLOCK2
CN1
CN11
2
14
5
13
12
11
1
4
3
A16
1
6
5
4
7
2
7
2
A17
6
5
4
S
D
ATA
0
A
S CLOCK0B
S CLOCK0A
SRQ
STBY+5V
S D
A
T
A
0B
S CLOCK2
S CLOCK1
SRQ
S D
A
T
A
1
S D
A
T
A
2
FACTORY USED
FACTORY USED
INV_SOS
+24V(INV)
INV_ADIM
+24V(INV)
INV_PWM
+24V(INV)
+24V(INV)
INV_ON
+24V(INV)
18
16
17
21
22
23
20
19
2
10
6
8
5
7
11
12
3
4
1
9
TC-19/23LX50, TC-19/23LE50 Block Diagram (3/3)
TC-19/23LX50, TC-19/23LE50 Block Diagram (3/3)
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
17
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
18
9 Wiring Connection Diagram
1
AC120V
CN1
AC CORD
2
AC120V
11
7
17
2
3
19
15
1
9
12
5
10
14
13
8
18
6
16
4
CN2
POWER UNIT
AP1
AP-BOARD
7
14
13
8
6
11
1
9
12
5
10
4
2
3
K-BOARD
AP5
K5
6
AP6
1
5
4
2
3
6
18
21
14
13
23
9
17
15
2
11 12
22
19
5
1
4
20
7
16
10
3
8
AP3
V-BOARD
4
3
1
2
L_ch(+)
R_ch(-)
R_ch(+)
L_ch(-)
V2
A3
SPEAKER(L)
SPEAKER(R)
19
7
15
17
14
13
8
18
6
11
1
9
12
5
10
16
4
2
3
6
3
1
4
2
5
13
12
15
23
20
8
21
6
22
5
14
9
1
4
A4
3
2
7
10
16
11
17
19
AP4
18
19
3
21
5
20
22
RXCLOCK(+)
20
RXCLOCK(-)
21
19
3
28
28
14
26
7
9
17
29
6
23
RX0(+)
8
RX2(+)
2
14
16
4
9
11
25
RX3(+)
RX1(-)
30
GND
10
1
18
30
13
4
12
RX3(-)
17
A5
5
22
7
29
27
RX1(+)
15
25
16
2
23 24
13
+5V(P)
1
15
L
V
DS OPTION
RX0(-)
18
RX2(-)
27
12
6
8
24
11
10
26
LCD PANEL
2
5
3
14
13
7
9
12
6
4
10
8
11
1
22
2
5
20 21
19
3
14
13
7
9
17
15
18
12
6
23
16
4
10
8
11
1
22
2
5
20 21
19
3
14
13
7
9
17
15
18
12
6
23
16
4
10
8
11
1
S CLOCK2
5
1
STBY+5V
4
1
S DATA2
A16
7
FACTORY USED
S CLOCK0B
5
S CLOCK0A
S DATA1
2
S DATA0B
3
SRQ
FACTORY USED
S CLOCK1
GND
2
6
S DATA0A
A17
SRQ
4
6
GND
7
3
8
3
10
11
16
3
2
7
7
13
V1
15
11
5
9
6
12
4
1
2
8
14
14
8
6
9
5
1
4
A2
12
15
10
13
16
A-BOARD
24V
24V
24V
24V
AC ON
RELAY
STB 7V
33V
GND
GND
GND
GND
GND
GND
GND
GND
GND
KEYSCAN
RELAY
ALLOFF
5VS
STBY5V
GND
AI
REMO
TE
GND
R_LED
G_LED
STB_3.3V
SUB_5V
R(+)
L_hp(+)
R_hp(+)
L(+)
L_ch(-)
R_ch(-)
GND
SOUND_10V
MAIN_3.3V
GND
GND
GND
GND
GND
GND
GND
SUB_9V
SOUND_10V
GND
GND
SUB_5V
GND
GND
GND
GND
MAIN_9V
BT_30V
INV_SOS
INV_ON
ZER
O
_X
GND
P
ANEL_ON
GND
TV_SOS
STB_5V
GND
MAIN_ON
MAIN_SWDET
SUB_ON
GND
P
ANEL_5V
GND
P
ANEL_5V
KEY
INV_ADIM
INV_PWM
GND
GND
GND
24V
24V
24V
24V
GND
GND
GND
GND
GND
INV_SOS
INV_ON
INV_ADIM
INV_PWM
24V
GND
GND
GND
GND
GND
GND
GND
GND
+5V(P)
+5V(P)
+5V(P)
+5V(P)
7
C
4
2
8
D
E
5
A
6
1
B
3
TC-19/23LX50, TC-19/23LE50
Wiring Connection Diagram
Wiring Connection Diagram
TC-19/23LX50, TC-19/23LE50
Wiring Connection Diagram
Wiring Connection Diagram
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
19
TC-19LX50 / TC-23LX50 / TC-19LE50 / TC-23LE50
20
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