Panasonic TX-22LX2 Service Manual page 26

R3120
10k
R3119
10k
L2000
G1C330K00017
5V
R2206 R2207
C2200 0.7
C2201
10k 0 470
50V
50V
0.1u
10u
0
Q2200
2SD0601A0L
R2208
0.7
470
0
0
Q2202
Q2008
2SD0601A0L
2SB0709A0L
IC2200
R2016
C1BB00000787
10k
HP AMP
Q2201
2SD0601A0L
R2209
3.2
1k
0
4
0
C2202
16V
22u
32V
IN 1.8V
TP803
R811
475
R812
1k
TP805
TP808 TP825
REG5V
TP807
C815
6.3V
TP821
330u
24A00041
A3
WER UNIT
)
12
38
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TO
V-BOARD
(V1)
A5
K1KA09A00074
TP3034
TP3048
TP3037
TP3035
TP3036
C3072 C3070
50V 50V
Q3019
180p 180p
2SD0601A0L
C3071
50V
180p
R3051 R3050
0
1k
D2005
D2004
MA2J11100L
MA3X157A0L
R2023
R2019 R2022 10
C2027 C2026
1M
47k
16V 16V
100u 100u
R2020
9.0
9.0 10k
9.0
9.0
C2025
C2028 R2014
-9.8
6.3V
16V Q2010 1.5k
330u
22u
-9.8 2SB0709A0L
R2015
180k
D2003
MA3X152E0L
D2008
MA3X152E0L
REG5V
PA801
ERBFE5R00U
R823
22k
C828
16V
0.1u
R822
Q803
1k
B1DHDC000021
0
2.8
AA_MAINPOW
Q802 0
UNR521100L
TP806
TP814
C812
TP823 TP824
50V
15V
330u
TP813
TP817
A10
K1KA20A00272
TO INVERTER
13
STB5V
MAIN3.3V
4.8
Q2009
3.2
AA_RESQ
2SD0601A0L
R2021
22k
Q2007
0
2SD0601A0L
MAIN1.8V
R2017
10k
0
0.6
R2018
0
100k
4.8
Q2006
AA_MUTE
2SD0601A0L
0
R2013
470
0
R2012
100k
MAIN9V
MAIN3.3V
MAIN5V
AC_AFC
AC_VY
AC_CPB
MAIN1.8V
STB_5V
TP812
TP822
TX-22LX2
A-Board (2 of 2) Schematic Diagram
14
TO
DG-BOARD
A1
K1MN50A00005 (DG1)
TP815
0
1
TP819 GND
5.0
2
PANEL_VCC
5.0
3
PANEL_VCC
5.0
4
PANEL_VCC
0
5
GND
TP826
5.0
6
MAIN_5V
5.0
7
MAIN_5V
0
8
GND
TP827
5.0
9
STB_5V
0
10
GND
TP828
3.3
11
STB_3.3V
0
12
GND
TP829
3.3
13
MAIN_3.3V
3.3
14
MAIN_3.3V
0
15
GND
TP830
1.8
16
MAIN_1.8V
1.8
17
MAIN_1.8V
0
18
GND
TP831
9.0
19
MAIN9V
9.0
20
MAIN9V
0
21
GND
2.9
AA_MAINPOW
22
MAINPOW
0
AA_OVP
23
OVP
4.0
24
PANEL_HS
0
25
GND
0.6
26
AI_PWM
1.2
27
INV_ON
0
28
PWM
TP3041
2.6
29
KEY
0
30
IDTV_LED
TP3042
2.6
AA_REMOTE
31
REMOTE
TP3043
3.2
AA_LED_R
32
LED
0
33
JPEG_RESET
0
34
JPEG_IDO
0
35
JPEG_TDX
0
36
JPEG_RX
0
37
GND
4.4
AG_SCL1
38
SCL1
4.4
AG_SDA1
39
SDA1
0
40
TP3044 GND
2.5
41
AFC
TP3045
3.3
AA_RESQ
42
RESQ
TP3046
0
AA_MUTE
43
MUTE
0
44
TP3038
GND
4.4
45
V/Y
TP3047
0
46
TP3039 GND_V
4.4
47
C/PB
0
48
GND_V
0
49
PR
0
50
GND_V
TOP
TP3040
TO
K1KB04Z00002
K-BOARD
A6
(K1)
TP3060
0
AA_LED_OFF
1
LED_OFF
0
2
GND
TP820
2.6
3
KEY
TP3059 2.6
4
KEY
TP832
15