Panasonic TC-20LA2 Service Manual page 35

Q1003
Q1002
IC1001
MCU
LED G
5 RESET
LED G 55
6 STOP MODE
LED R
56
LED R
72 REMOTE
13 GC RESET
43
MAIN SW
SRQ 59
5
16 SCL1
-5
17 SDA1
54
KEY
0 18
SCL0
BS ON 58
A0
19 SDA0
INV ON 52
47
PANEL ON
49 A VOL
SUB 5V
38 CC IN OSD R
27
OSD R
66 A MUTE
OSD G
OSD G 26
OSD B
L2 70 SCL2 OSD B 24
71
A2 SDA2
L3 78 SCL3
A3 80 SDA3
57 AGC ADJ
LCD MUTE 3
IC4012
GC3FM
33 NRST
YUV00 20
C/Pb
019,Q4027 42
VIN1
8
YUV09
Pr
020,Q4025
49 VIN2
YUVVP0 7
V/Y
6
YUVHP0
021,Q4024 56 VIN3
MD00 5
3
MDO02
MDO03 143
MDO10 136
MDIN00 132
MDIN07 125
SDA2 26 SDA
MDIN08 122
SCL2 25 SCL
MDIN15 115
SDA2
SCL2
19
Q2006
Q2003
Q2005
Q2007
IC1002
EEPROM
5 SDA
SDA0
SCL0 6 SCL
Q1001
Q1004
Q4035
Q4036
IC4014
GLP
Q4033
APWM 172
132 LCDMUTE
Q4034
PWRPWM 171
IC4017
OSD R
96
OSDR04
64Mbit SDRAM
OSD G
106 OSDG05
OSD B
111 OSDB04
6 YUV00
R00 170
LCDR0 LCDR7
15
YUV09
R07
163
16 YUVVP0
17
YUVHP0
22
MDIN00
G00 159
LCDG0 LCDG7
33 MDIN10
G07 152
37 MDO00
44
MDO07
B00 148
48 MDO08
LCDB0 LCDB7
B07 141
55
MDO15
1 SDA
HS 135
2
SCL
VS 133
265 NRST
A5 V1
9 L hp+ 4
8 L+ 3
7 L ch- 2
10 R hp+ 5
6 R ch- 1
11 R+ 6
V-BOARD
R1
REMOTE
STB 3.3V 3 STB 3.3V 3
5 5
REMOCON
LED_G
2 2 Q1302
LED_G
LED_R
Q1303
1 LED_R 1
R-BOARD
A9
6 POW ON PULSE
8
KEYSCAN
9 POWER ON
A12
7
SDA0
6
SCL0
SDA3
5
SDA2/SDA1
SCL3
4
SCL2/SCL1
2
IRQ
STB 5V
1
STB +B
A8
16
ON/OFF
2
-
1 18 AI DIM
+
3
+
5
7 17 DUIM DIM
-
IC4018
6
LVDS
IC4003
OP AMP
2 TD1
3 TA5
50 TA0
51 TA1
52 TA2
54 TA3
A11
55 TA4
56 TA5
4 TA6
1 PANEL 5V
6 TB0
2 PANEL 5V
7 TB1
8 TD2
TA+ 47 17 RX0+
10 TD3
11 TB2 48 18
TA- RX0-
12 TB3
TB+ 45 14 RX1+
14 TB4
46 15
TB- RX1-
15 TB5
TC+ 41 11 RX2+
16 TD4
18 TD5 42 12
TC- RX2-
19 TB6
TD+ 37 5 RX3+
20 TC0
22 TC1 38 6
TD- RX3-
23 TC2
TCLK+ 39 8 RXCLK+
24 TC3
40 9
TCLK- RXCLK-
27
HS
28 VS
V2
L+
1 SPEAKER
L-
L
2
R-
3 SPEAKER
R
R+
4
1
7
JK2101
6
3
HEADPHONE
2
4
5
D1302
RM001
RECEIVER
R LED
G LED
VCC
VOUT
Q1300
Q1301
TO
POWER UNIT
FOR
FACTORY
USE
LCD PANEL
TC-20LA2/2D
Signal Block Diagram