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INPUT, SOURCE SELECT & VOLUME CONTROL L/R CIRCUIT
TDA7468
7130
16
10
19
11
18
27
13
28
3
26
4
25
5
24
6
23
8
21
2
7
22
12
17
14
15
9
20
1
VOLUME I
RIGHT
SUR.
SOURCE
SUPPLY
POWER
SELECTOR
TREBLE
LEFT
VOLUME II
LOGIC
LEFT
REC
IIC BUS
BASS ALC
BASS
LEFT
VOLUME I
LEFT
SUR.
TREBLE
RIGHT
VOLUME II
RIGHT
BASS
RIGHT
HEF4052BT
7422
1
10
11
12
13
14
15
2
3
4
5
6
9
VDD
16
VEE
7
VSS
8
L
H
L
H
LOGIC
LSB
MSB
LL
LH
HL
HH
LL
LH
HL
HH
VU meter version
D
E
F
G
H
I
A
B
C
D
E
F
G
H
I
1100 C8
1152 B1
1181-1 G2
1181-2 G2
1181-5 H1
1182-A I2
1182-B F2
1237 B2
2100 E13
2101 F13
2102 A13
2103 F13
MUX_OUT
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
GND_A
*
VOL_Left
VOL_Right
5
6
7
8
9
10
11
12
13
14
A
B
C
LOW
2104 F13
2105 E12
2106 D11
2107 C11
2108 D11
2109 G3
2110 D10
2111 D10
2112 D10
2113 C9
2114 G12
2115 G12
2116 G11
2117 G11
2118 G11
2119 H10
2120 G10
2121 I9
2122 E8
2123 E8
2124 E7
2125 E7
2126 C7
2127 G3
2129 F13
2130 D14
7422 : TRUTH_TABLE
2136 A3
2139 B5
2143 B5
2144 F2
2145 F2
2150 D3
2151 D3
2152 E2
2153 E3
2154 E4
2155 F4
2156 F3
2157 F3
2158 G4
2159 G4
2160 G2
2161 G2
2162 H5
2163 H3
2164 H4
2165 I4
2166 I5
2167 I5
2168 I3
2169 A4
2170 D11
2171 H2
2172 E1
LOW
LOW
-6.2V
2173 E1
2174 H1
2179 C9
2180 H9
2185 C14
2186 B14
2199 F9
3100 E13
3101 F12
3102 E13
3103 F13
3104 D12
3105 D11
3106 C10
3107 C10
3108 D10
3109 C9
3110 D2
3111 H12
3112 H11
3113 H10
3114 G10
3115 H10
3116 H9
---
INPUT_SEL_1
3117 E2
3122 D2
3123 D13
3124 A13
3125 A13
3126 A14
3127 B5
3128 B5
3129 B5
3130 B4
3131 C4
3132 C4
3133 C4
3137 E3
3140 F4
3142 E3
3143 F4
3145 F3
3146 G3
3147 G4
HIGH
HIGH
3148 G3
3149 G3
3150 H5
3151 H3
3152 H3
3153 H4
3154 H5
3155 H5
3156 I4
3157 I5
3158 I3
3159 I4
3160 A9
3161 D7
AUX_IN
3162 B5
3163 G3
3164 G3
3165 E3
3166 F3
3170 I5
3180 G13
3182 H13
3183 H13
4102 F4
4103 C8
4104 D8
4105 D9
4106 G9
4107 B2
4108 B2
4109 B2
4110 B2
4111 B3
4112 B2
4113 C2
4114 C3
TV_IN
LOW
SCART_TV_IN
4115 C3
4118 E4
4119 C9
4120 H9
4121 C2
4122 C2
4123 C2
4124 C2
4125 D14
4126 C14
4191 B8
4192 B8
4195 H2
6101 E7
7100 H4
7101 H5
7131 D7
7133 I5
7150 I4
7160 A4
LINE
11.9V
HIGH
INPUT_SEL_0
HIGH
From
T
uner module
2168
2122
3103
1K
3129
220K
47K
3154
47K
3170
47K
GND_A
A_TV
8K2
31
12
3140
EMC_GND
GND_A
4125
+12A
220R
3101
GND_D
A_LO
A_LO
2136
100n
10K
GND_A
3137
A_TV
3147
4106
2123
GND_D
2163
10n
21
12
GND_A
GND_A
A_Aux
GND_A
100n
2n2
2125
GND_A
4118
4105
YKC21
1182-A
GND_A
100n
3151
470R
3148
3K3
OUT
4191
GND_A
4109
1u0
2185
2186
1u0
4113
4u7
2166
100R
3132
GND_D
100n
2129
3149
MIC
3K3
3K3
3165
GND_DIG
2170
2n2
GND_A
3146
47K
A_LO
10K
3155
DVD_CS
330n
2107
DVD_LR
1K
100p
2103
GND_A
3150
10K
31
17
100R
3131
1
2
3
2162
1u
GND_A
220u
2124
4120
A_LO
100R
3130
GND_A
5K6
3
111
1n0
2152
3n3
21
10
A_TV
4124
2139
1n
4121
3166
3K3
18K
3107
4192
DVD_LR
A_Aux
21
17
2n2
BC847B
7150
3n3
100n
2143
+12A
GND_D
21
18
470n
2121
2108
220n
A_TV
A_LO
4122
GND_C
7101
BC857B
4126
4103
2179
1u
7133
BC817-25
47K
31
16
3161
+12A
4195
150R
GND_A
4104
47n
2174
22n
470R
3158
4108
A_TU
18K
31
13
A_HP
3159
47K
4110
3160
1K
A_TU
A_Aux
21
19
1n
5K6
3104
DVD_LR
3163
3K3
220R
3100
6101
47u
2126
BZX79-B10
100p
2158
1u
2156
1K
3127
A_TV
5K6
3115
A_Aux
47n
2171
A_Aux
A_LO
4111
6
GND_A
2127
100p
1182-B
YKC21
4
5
7
1u
2180
100R
3133
4119
2167
3162
1K
100p
2104
1u
A_Aux
DVD_SUR
DVD_LR
5K6
3106
10n
2120
2165
1n
4114
A_TU
68p
2160
3126
270R
3128
220K
3109
GND_A
4115
100n
2102
4123
100n
2169
68p
1n
2144
2164
A_TV
3122
6K8
10K
3108
270R
3125
2145
68p
47K
3152
A_Aux
2199
47K
1
2
3
4
5
6
7
8
1u0
RT-01T
1100
1
1237
FE-BT-VK-N
470n
GND_A
2106
DVD_LR
10K
3182
2153
2154
1u
1n0
3K3
3164
A_TV
2K2
3156
1n
270R
3123
10
11
2
3
4
5
6
7
8
9
22u
1152
FE-BT-VK-N
1
A_TV
3110
6K8
4102
3114
10K
A_LO
9
2115
330n
EARTH
YKC21-4483
1181-5
+5V_MUTE_1
2155
1u
1n
47n
2172
1n
2101
2
111
21
13
470n
A_TU
100p
2157
4107
BC547B
7131
100p
2109
10K
3180
8K2
GND_S
3143
3105
3153
2K2
47K
47n
2173
47K
3124
270R
GND_D
1K
3102
3K3
3142
2151
1u0
A_TU
YKC21-4483
4
3
1181-2
RED
GND_A
68p
2161
2150
1u0
7100
BC847B
GND_A
3183
10K
21
14
470n
GND_D
1u
2159
3K3
3145
470n
A_Aux
2105
L78L08
7160
2
1
3
1n
2100
YKC21-4483
1181-1
WHITE
2
1
21
16
220n
3157
4112
LINE_L
LINE_C
MUX_VU
DPL_R
DPL_L
1K
MIC_OUT
AUX_R
AUX_L
TV_IN_L
MUTE_AV
DVD_L
DVD_R
EMC_GND
LINE_R
TU_R
TU_L
TV_IN_R
DVD_R
DVD_L
Vref
TV_R
TV_L
AUX_L
AUX_R
TV_L
TU_DATA
TU_CLK
TU_STEREO
MUX_L
MUX_R
TV_R
INPUT_SEL_0
INPUT_SEL_1
-5V
+5V
MUX_L
MUX_R
DPL_R
DPL_L
SD
FM_DET
LINE_L
I2C_CLK1
I2C_DATA
1B_R
+9V4
1B_L
LINE_R
LINE_L
MUTE_LO
LINE_R
TU_ENABLE
2130
TV IN
AUX IN
5V
4.7V
4.7V
4.7V
4.7V
11.9V
4.7V
10.1V
9.5V
#
#
#
#
FOR PRODUCTION USE ONLY
BZX79-B12
Rework on pt 5 pc board
2174 is replaced by
0R chip n the pt 5 board
AV circuit 3139 118 35005 sheet 1 dd wk318
9-2
9-2
Содержание MX5500D/21S
Страница 54: ...8239 210 93434 3139 113 3494pt4 dd wk0315 PART B 8 9 8 9 MAINS ECO STBY BOARD CHIP LAYOUT PART B ...
Страница 58: ...8239 210 93414 3139 113 3494pt4 dd wk0315 PART B 8 13 8 13 SUPPLY BOARD CHIP LAYOUT PART B ...
Страница 64: ...3104 213 3525 bl132 2 dd 19 11 02 PART B 8 19 8 19 AMPLIFIER BOARD BOTTOM VIEW PART B ...
Страница 66: ...3104 213 35254 bl132 1 dd 19 11 02 PART D 8 21 8 21 AMPLIFIER BOARD TOP VIEW PART D ...
Страница 77: ...BOTTOM VIEW PART A 9 8 9 8 PART A ...
Страница 78: ...BOTTOM VIEW PART B 9 9 9 9 PART B ...
Страница 79: ...9 10 9 10 BOTTOM VIEW PART C PART C 2 chip cap 4 7nF ...
Страница 80: ...9 11 9 11 BOTTOM VIEW PART D PART D ...
Страница 81: ...9 12 9 12 BOTTOM VIEW PART E PART E ...
Страница 82: ...9 13 9 13 BOTTOM VIEW PART F PART F ...
Страница 83: ...9 14 9 14 BOTTOM VIEW PART G PART G ...
Страница 84: ...9 15 9 15 BOTTOM VIEW PART H PART H ...
Страница 92: ...10 5 10 5 Exploded view 5DTC mechanic for orientation only ...
Страница 106: ...12 2 12 2 BOTTOM VIEW COMPONENT LAYOUT ...
Страница 107: ...12 3 12 3 TOP VIEW SMD COMPONENT LAYOUT PART A PART B ...
Страница 108: ...PART A 12 4 12 4 TOP VIEW SMD COMPONENT LAYOUT PART A ...
Страница 109: ...PART B 12 5 12 5 TOP VIEW SMD COMPONENT LAYOUT PART B ...
Страница 115: ...13 1 13 1 EXPLODED VIEW MAIN UNIT mx5500D Exploded view 3139 119 35120 dd wk315 ...