Read Panasonic SC-HTX5EB / SC-HTX5EG / SU-HTX5EB / SU-HTX5EG Service Manual online
118
17.7. MAIN CIRCUIT (1/4)
C
C
P1
MAIN CIRCUIT
SCHEMATIC DIAGRAM - 7
SC-HTX5
EB/EG (
SU-HTX5
EB/EG) MAIN
CIRCUIT
2/4
4/4
1/4
3/4
TO MAIN
SECTION (2/4)
TO MAIN
SECTION (3/4)
B
TO
DSP CIRCUIT
(CN1001)
IN SCHEMATIC
DIAGRAM - 6
I
TO
D-AMP CIRCUIT
(CN5050)
IN SCHEMATIC
DIAGRAM - 14
: +B SIGNAL LINE
: -B SIGNAL LINE
: AUX/TV AUDIO INPUT SIGNAL LINE
: AUDIO OUTPUT SIGNAL LINE
LCH
AUX4
AUDIO
IN
RCH
LCH
RCH
TV
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
+5VA
DGND
A-7V
A-7V
A+7V
A+7V
K4306
0
R4215 220K
R4214 220K
R4217 220K
R4216 220K
6.8K
R4169
6.8K
R4375
1
C4389
R4374
2.7K
6.8K
R4376
2.7K
R4377
C4390
1
6.8K
R4171
4.7K
R4166
6.3V47
C4165
2.7K
R4172
C4168
390P
5.6K
R4165
C4167
V-
V+
V-
V+
390P
2.7K
R4170
0.01
C4170
16V10
C4171
6
7
5
2
4
3
8
1
C0ABBB000038
IC4103
C0ABBB000038
IC4104
C4166
390P
33P
C4131
0.01
C4447
33P
C4132
R4131
220
220
R4132
VOL_CLK
VOL_DT
R4111
47K
V_COUT
V_SWOUT
22K
R4112
C4444
1
C4445
1
C4137
16V10
C4136
50V4.7
C4142
50V4.7
50V4.7
C4143
16V10
C4140
16V10
C4141
R4153
47K
V_SLOUT
R4154
47K
C4145
C4442
1
C4144
16V10
V_SROUT
C4446
1
V_ROUT
C4443
1
6.8K
R4167
2.7K
R4168
AUX3_L
AUX2_R
1K
R4104
1K
R4105
AUX3_R
1K
R4106
C4146
16V10
50V4.7
50V4.7
50V4.7
C4441
1
C4151
C4150
16V10
53
51
50
52
55
56
56
54
41
39
37 36
38
40
42
46
44
45
45
48
49
49
47
43
34
32
33
35
24
21
22
20
23
27
28
25
26
30
31
29
16
17
15
19
18
18
13
4
3
6
5
1 2
9
7 8
10
12
11
14
IC4101
C1BB00001134
V_LOUT
47K
R4113
C4147
47K
R4114
AUX2_L
1K
R4103
2
3
1
6
5
4
JK4101
100P
C4106
100P
C4108
100P
C4110
100P
C4112
100P
C4105
100P
C4107
100P
C4109
100P
C4111
16V100
C4134
AUX3_R
AUX2_L
AUX3_L
0.01
C4130
16V100
C4129
AUX2_R
1
C4114
1
C4113
1
C4118
1
C4117
V_LIN
0.01
C4135
V_SWIN
V_SRIN
V_RIN
V_CIN
V_SLIN
C4169
390P
1
C4220
1
C4221
6.8K
R4173
2.7K
R4174
0.01
C4172
6
7
5
2
4
3
8
1
R4179 5.6K
1
C4224
R4175
3.9K
1
C4223
5.6K
R4176
R4181
3.9K
V_SWIN
R4178 12K
R4180
12K
C4176
OP-AMP
(SUBWOOFER IN)
OP-AMP
(FRONT IN)
OP-AMP
(SURROUND IN)
150P
D3.3V
R4052 12K
MA2J1110GL
D4051
K4804
0
K4802
0
SW_OUT
R4051
68K
6
5
5
8
9
11
12
10
14
15
13
7
2
1
1
4
3
3
17
16
16
CN4200
FL_OUT
FR_OUT
PVCONT
FAN_LOCK
AMP_POWER
AGND
MA2J1110GL
D4232
12K
R4186
R4187
5.6K
2.7K
R4185
6
7
5
2
4
3
8
1
IC4105
C0ABBB000230
120P
C4185
C4178 2700P
C4175
150P
C4179
0.01
C4173
2700P
2.7K
R4182
12K
R4184
R4183 5.6K
0.01
C4183
C4182 2200P
C4184
2200P
C4181
120P
V_CIN
R4189
1.8K
R4193
5.6K
C4280 2700P
2700P
C4270
C4268
150P
0.01
C4292
0.01
C4291
2700P
C4269
C4279 2700P
150P
C4283
1.8K
R4285
1.8K
R4279
6.8K
R4283
5.6K
R4299
5.6K
R4297
6.8K
R2487
C4287
150P
R4298
5.6K
6
7
5
2
4
3
8
1
IC4151
C0ABBB000230
6.8K
R4288
C4288
150P
1.8K
R4286
R4280
1.8K
R4282 5.6K
6.8K
R4284
V_SRIN
V_SLIN
1.8K
R4190
R4191 5.6K
6.8K
R4192
6
7
5
9
25
24
24
26
21
20
20
22
17
18
13
10
12
11
11
16
14
15
19
23
28
27
27
8
1
3
4
2
29
30
CN4101
6.8K
R4194
150P
C4190
C4192 2700P
2700P
C4187
C4189
150P
C4193
0.01
V_RIN
0.01
C4198
2700P
C4197
C4196 2700P
C4195
150P
1.8K
R4197
R4199
1.8K
6.8K
R4198
5.6K
R4196
6.8K
R4201
5.6K
R4202
6
7
5
2
4
3
8
1
IC4106
C0ABBB000230
C4199
150P
V_LIN
D4233
MA2J1110GL
D4231
MA2J1110GL
MUTE_ALL
GND
V-
V+
V-
V+
V-
V+
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
ROUT-
ROUT+
ROUT-
ROUT+
ROUT+
ROUT-
LOUT+
COUT+
COUT-
SWOUT+
SWOUT-
COUT+
COUT-
SWOUT+
SWOUT-
SROUT+
AINR+
AINR+
AINR-
AINR-
AINR+
AINR-
AINL-
AINL-
COUT+
COUT-
AINL+
AINL+
AINL-
AINL+
SWOUT+
SWOUT-
SRBOUT+
SRBOUT-
SLBOUT-
SLBOUT+
SROUT-
SLOUT-
SLOUT+
LOUT-
RIN
CIN
AGND
DVDD
CLOCK
DGND
DATA
AVCC
SWC
SWOUT
COUT
[30] SWVIN
[29] SWIGO
AGND
LIN
AGND
SWIN
SRIN
SLIN
AVEE
[14] AFR_OUT
AFR_OUT
AFL_OUT
AFL_OUT
AFR_OUT
AFL_OUT
RECR1
LVIN
LIGO
RECL1
LIGO
RECL1
RECL2
SRC
SLOUT
SROUT
LVC
ROUT
LOUT
LOUT
RVIN
RIGO
RVC
[44] SRIGO
AUDIO SIGNAL PROCESSOR
OP-AMP
(AIN R)
OP-AMP
(AIN L)
[43] SRVIN
CVIN
CVC
SLC
CIGO
SLVIN
SLIGO
RECR2
L
[1] AGND
R
R
L
AUX2
R
L
L
R
AUX3
AGND
AGND
MUTE_S/C
AGND
AGND
AGND
FRONT L
FRONT R
SLOUT+
SLOUT+
SLOUT-
SLOUT-
SROUT+
SROUT+
LOUT-
LOUT-
SROUT-
SROUT-
SURROUND L
AGND
AGND
LOUT+
LOUT+
AGND
FHOP
PVCONT
MOD_DA
DC_DET
SUBWOOFER
SURROUND R
MUTE_F (MODE 2)
MUTE_S (MODE 1)
C4133
1
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