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P1
C
MAIN(AUDIO) CIRCUIT
SCHEMATIC DIAGRAM - 12
TO MAIN(AUDIO)
SECTION (1/4)
TO MAIN(AUDIO)
SECTION (4/4)
SA-BX500
PP
MAIN(AUDIO) CIRCUIT
1/4
2/4
3/4
4/4
B
TO
DSP CIRCUIT
(CN3002)
IN SCHEMATIC
DIAGRAM - 7
: +B SIGNAL LINE
: -B SIGNAL LINE
: MAIN SIGNAL LINE
: IPOD AUDIO SIGNAL LINE
: AM/FM SIGNAL LINE
: MIC SIGNAL LINE
: AUDIO SIGNAL LINE
15
16
17
18
19
20
21
22
23
24
25
26
27
28
A
B
D
E
F
H
G
C
A-7R5V
TUN_ST
TUN_SD
TUN_SDA
VOL_CL
DCDET
VOL_DA
TUN_SCL
TUN_ST
TUN_SD
TUN_SDA
VOL_CL
DCDET
VOL_DA
TUN_SCL
AGND
DGND
C4199 16V100
C4200 16V100
DSP_D+5V
S11V
BK+3R3V
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
CP
DSP_A+5V
A+7R5V
SOUT_L
R4265
10K
SOUT_2CHL
R4263
10K
C4265
0.1
C4261
25V10
DSP_A+5V
R4261
100
10K
R4264
R4266
10K
V+
3.9K
R4253
22P
C4250
10K
R4254
B0ACCK000005
D4251
B1GBCFJJ0007
QR4014
R4250 5.6K
LOWIMP
C4252
0.1
10K
R4256
Q69831
2SB0621AHA
A-VCC
330
R4257
C4254 10V33
4.7K
R4126
330P
C4132
330P
C4144
4.7K
R4136
330P
C4108
330P
C4120
4.7K
R4116
4.7K
R4106
C4251
0.1
1K
R4252
10K
R4251
4
3
2
1
5
IC4051
C0DBEKG00004
C4253
6.3V100
6
7
5
2
4
3
8
1
IC4050
C0ABBB000038
SOUT_2CHR
SOUT_R
6
7
5
2
4
3
8
1
C0ABBB000038
IC4261
SBL_IN
25V10
C4116
1K
R4112
16V10
C4104
1K
R4102
SBR_IN
25V10
C4140
1K
R4132
25V10
C4128
1K
R4122
R4113
47K
C4113 100P
100P
C4133
C4111
0.1
100P
C4109
C4123
0.1
R4103
47K
C4101
100P
100P
C4121
VIN_C
330P
C4107
VIN_FL
330P
C4119
4.7K
R4115
VIN_SL
4.7K
R4105
4.7K
R4107
1K
R4109
C4115
25V10
R4111
1K
1K
R4119
330P
C4117
4.7K
R4117
330P
C4105
C4103 16V10
R4101
1K
100P
C4145
FL_IN
R4133
47K
25V10
C4264
C4137 100P
C4147
0.1
R4123
47K
C4135
0.1
C4125 100P
R4121
1K
C4266 6.3V100
25V10
C4262
100
R4262
4.7K
R4135
C4139
25V10
25V10
C4263
AGND
V+
V-
V+
V-
R4131
1K
330P
C4143
VIN_SBL
4.7K
R4137
330P
C4141
1K
R4139
330P
C4131
4.7K
R4125
1K
R4129
330P
C4129
4.7K
R4127
C4127
25V10
C4112
0.1
100P
C4110
VIN_FR
C4124
0.1
R4104
47K
C4102
100P
6
7
5
2
4
3
8
1
C0ABBB000125
IC4005
100P
C4122
VIN_SR
C_IN
SR_IN
SW_IN
FR_IN
C4148
0.1
100P
C4146
SL_IN
C4138 100P
R4134
47K
6
7
5
2
4
3
8
V+
V-
1
R4124
47K
6
7
5
2
4
3
8
1
C4126 100P
VIN_SBR
6
7
5
9
14
11
10
13
12
17
18
15
16
8
1
3
4
2
20
19
PB3002
100P
C4134
R4114
47K
6
7
5
2
4
3
8
1
C4114 100P
VIN_SW
C4136
0.1
FR_IN
4.7K
R4108
1K
R4120
FL_IN
330P
C4106
1K
R4110
330P
C4142
SBR_IN
SBL_IN
4.7K
R4128
SW_IN
330P
C4130
330P
C4118
4.7K
R4118
SR_IN
1K
R4130
1K
R4140
C_IN
SL_IN
4.7K
R4138
DGND
OP-AMP (FRONT IN)
C0ABBB000125
IC4006
OP-AMP (SURROUND IN)
C0ABBB000125
IC4007
OP-AMP (SUBWOOFER/
CENTER IN)
OP-AMP (SURROUND OUT 2CH)
LOW DROP OUT REGULATOR
OP-AMP (BUFFER)
POWER SUPPLY
ADJUST CONTROL
C0ABBB000125
IC4008
OP-AMP (SURROUND
BACK IN)
S11V
AGND
AGND
AGND
AGND
AGND
C_IN
FR_IN
FL_IN
SW_IN
SBL_IN
SBR_IN
SL_IN
SR_IN
D+5V
A+5V
D+5V
DGND
DGND
AGND
AGND
2CHR_OUT
2CHL_OUT
MIC_OUT
AGND
ADJ
GND
VOUT
VC
VIN
+7.5
-7.5
V+
V-
V+
V-
V+
V-
BK+3R3V
A-7R5V
A-7R5V
A+7R5V
A+7R5V
CP: MAIN(CPU): SCHEMATIC DIAGRAM 15 - 18
AU: MAIN(AUDIO): SCHEMATIC DIAGRAM 11 - 14
1
20
SA-BX500PP
94
Summary of Contents for SA-BX500PP
Page 28: ...7 2 Main Components and P C B Locations 28 SA BX500PP ...
Page 64: ...SA BX500PP 64 ...
Page 82: ...82 SA BX500PP ...
Page 114: ...SA BX500PP 114 ...
Page 124: ...SA BX500PP 124 ...
Page 129: ...CN5501 Fig 3 Fan Connector 129 SA BX500PP ...
Page 134: ...SA BX500PP 134 ...
Page 136: ...136 SA BX500PP ...
Page 137: ...18 Exploded Views 18 1 Cabinet Parts Location SA BX500PP 137 ...
Page 138: ...SA BX500PP 138 ...
Page 139: ...SA BX500PP 139 ...
Page 140: ...18 2 Packaging SA BX500PP 140 ...