Panasonic TX-22LT3 Service Manual page 68

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8.4.
A-Board (1 of 3) Schematic Diagram
A-BOARD TNPH0546 (1/3)
!
A
JK4000
K1FB121B0011
AV1
YKF41-5053
ROUT
1
RIN
2
LOUT
3
AUDIO_GND
4
V_GND
5
LIN
6
BLUE
7
SLOW
8
V_GND
9
Q-LINK
10
GREEN
11
NC
12
V_GND
13
GND
14
RED
15
FB
16
V_GND
17
V_GND
18
VIDEO_OUT
19
VIDEO_IN
20
GND
21
B
C
JK4003
K1FB121B0011
AV2
YKF41-5053
ROUT
1
RIN
2
LOUT
3
AUDIO_GND
4
V_GND
5
LIN
6
NC
7
SLOW
8
V_GND
9
Q-LINK
10
11
NC
NC
12
V_GND
13
GND
14
S_C
15
FB
16
V_GND
17
V_GND
D
18
VIDEO_OUT
19
VIDEO_IN
20
GND
21
AV3S
JK4002
K1CB211B0001
YKF51-5571N
E
AV3
JK4001
K2HA612B0034
YKC21-3939N
V2
V1
L2
L1
F
R2
R1
TX-22LT3
A-Board (1 of 3) Schematic Diagram
1
C4104
50V
560p
L4104
J0JBC0000004
L4102
EXC3BB221H
L4101
J0JBC0000004
C4102
560p
50V
R4106
6.8k
C4103
50V
560p
1%
1%
1%
1%
1%
IC4002
C0ABBA000138
R4073
33k
0
1
OUT_A
V+
0.4
2
-IN_A
OUT_B
0
3
+IN_A
-IN_B
R4155
0
4
V-
220
+IN_B
LMH6643MAX/NOPB
C4150
50V
560p
L4150
J0JBC0000004
L4151
EXC3BB221H
J0JBC0000004
C4157
L4153
50V
EXC3BB221H
560p
R4157
6.8k
R4156
220
1%
1%
D4001
MAZ81400ML
C4002
16V
1u
R4006
75
1%
C
Y
D4002
MAZ81400ML
C
R4007
75
Y
R4003
75
V2
R4004
180k
V1
G
L2
R4005
180k
L1
G
R2
R1
G
2
0.1
R4127
0
100k
Q4151
UNR521100L
0
0
R4126
0
100k
Q4150
C4105
C4101
50V
50V
UNR521100L
0
270p
560p
C4110
16V
1u
L4103
C4111
EXC3BB221H
16V
1u
JS805
JS806
R4185
220
C4035
NP
16V
10u
R4163
220
R4186
220
C4031
NP
16V
10u
JS804
JS807
JS4006
JS4005
R4167
220
C4039
NP
16V
10u
AD_TV_VOUT
NP
C4052
16V 10u
OP AMP
8
0
C4051
7
0
50V
R4074
4.8
0.1u
2k
Q4011
6
0
0
2SD0601A0L
5
0
0
R4075
10k
R4071
R4076
39k
1k
R4072
5.1k
0
0
R4153
Q4153
100k
0
UNR521100L
0
0
R4152
Q4152
100k
C4155
C4154
0
UNR521100L
50V
50V
560p
560p
C4156
1u
16V
L4152
C4159
16V
1u
C4160
16V
1u
C4176
NP
16V
10u
JS4100
C4177
NP
16V
10u
C4006
16V
1u
NP
C4054
16V
10u
1%
C4053
10u
16V
NP
1%
C4004
16V
1u
C4005
16V
1u
3
AA_MUTE_OUT
AD_TV_ROUT
AD_AV1_R
AD_TV_LOUT
AD_AV1_L
AF_BLUE
AD_AV1_SLOW
AF_AV1_Q-LINK
AF_GREEN
C4016
50V
AF_RED
1000p
C4171
C4172
AD_AV1_V
50V
50V
1000p
1000p
R4170
AE_AV2_V
R4168
AE_AV2_L
R4171
AE_AV2_Y
R4169
AE_AV2_R
R4172
AE_AV2_C
R4173
AE_AV2_SLOW
AC_AV3_V
R4017
AC_AV3_L
R4016
AC_AV3S_Y
R4015
AC_AV3_R
R4014
AC_AV3S_C
R4013
AF_FB
AE_MON_R
AE_AV2_R
AE_MON_L
AE_AV2_L
AE_AV2_SLOW
AF_AV2_Q-LINK
R801
10k
AE_AV2_C
AE_MON_V
AE_AV2_V
AE_AV2_Y
AC_AV3S_C
AC_AV3S_Y
AC_AV3_V
AC_AV3_L
L812
EXCELDR35V
TP801
AC_AV3_R
TP802
JK801
K2EE2B000003
4
IC4001
C1AB00000459
AV SELECTOR
C4017
50V
1000p
3.8
1
4.0
2
4.4
3
4.0
4
RV1
4.2
5
C1
0
6
S2-1
0
0
7
S-1
220
3.8
8
V2
1k
3.9
9
LV2
220
3.8
10
Y2
1k
3.9
11
RV2
220
4.1
12
C2
0
13
S2-2
0
14
S-2
220
3.8
15
V3
1k
3.9
16
LV3
220
3.8
17
1k
3.9
18
220
4.2
19
C4010
C4009
R4174
50V
50V
0
1000p
1000p
R4012
0
C801
0.1u
50V
C881
25V
R802
47u
15k
0
Q814
UNR211300L
4
3
2
1
Q801
B1DDED000003
FSS132-TL
R863
SANYO
1k
5
6
7
8
TP804
To Power_SW
R806
5.6k
D802
0
MA2J11100L
9.2
0
Q803
UNR521100L
R803
Q804
1k
2SB0709A0L
9.8
7
9.8
Q806
2SD0601A0L
0
0
Q802
2SD0601A0L
R808
9.8
0
220
C806
R807
0
C805
50V
1k
50V
10u
0.1u
9V(0.26A)
0
IC802
C0DBCMG00001
TP803
L801
47u
D894
C8
C803
B0HCMM000009
50V
50V
C804
R804
25V
0.01u
1.78k
220u
1%
R8
L802
11
100u
C808
D801
16V
B0JCME000025
680u
5
30

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