Philips LX7000SA Service Manual page 47

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AVC BOARD - CIRCUIT DIAGRAM (PART 1)
1 2
DVD_L
3100
2K2
A
A_DVD
DVD_R
3150
2K2
B
A_DVD
* 1150
1
RT-01T
*
2141
100n GND_D
TU_LEFT
C
1130
1
2
A_TU
3
GND_D
4
+12A
3140
5
100R 3141
6
D
3142 100R
7
100R 3143
8
100R
FE-BT-VK-N
E
3104 3105
4K7 2K7
*
TV IN
GND_A GND_A
4
3154 3155
F
6
4K7 2K7
5
*
YKC21-3427
1180-B
GND_A GND_A GND_A
2173
G
100p
GND_A
V
3110
2174
470R
100p
GND_A
V
*
GND_A GND_A GND_A
H
1
GND_A
3
2
GND_A
YKC21-3427 GND_A
1180-A
GND_A
LINE OUT
I
*
3160
470R
1 2
10-5
3 4 5
2101
1u
A_DVD
2151
1u
A_DVD
+12A
3102 2102
100n
1K
TU_Right
+D A_TU
2152
3152
100n
1K
TU_ENABLE
TU_DATA
A_TU
TU_CLK
TU_STEREO
MUX_L
2104
1u
GND_A
2154
1u
MUX_R
GND_A
*
GND_A GND_A GND_A
LO_L
2108
3111
LINE_L
1u 1K
BC847B
0V
7100
7132
3112 - 0.5V
- 0.5V 4.9V
BC857B
2K2
3133
2109
+5V_MUTE_1
4.9V 47K
1n
3135 4.9V
1n
15K
0V 3136
2159
MUTE_DVD
7133
BC847BW 47K
GND_D
3162
GND_D
- 0.5V
10K
2K2
MUTE_LO
7150
3134
0V
BC847B
2158 LINE_R
3161
1u 1K
LO_R
3 4 5
6 7 8 9
VREF
GND_A
4103
4102
A_DVD GND_C
A_TU GND_S
A_HP
GND_A
3115
7131 5K6
+9V4
12.3V BC547B
9.5V
10.1V
GND_A
GND_A GND_A
3113
LINE_L
10K
GND_A GND_A
4.7V
7130
TDA7468D
4.7V 4.7V
7 8
27
1
9.5V
POWER SUR.
SUPPLY
28
GND_A
4.7V 3
4.7V 4
SOURCE
4.7V 5
SELECTOR
4.7V 6
4.7V 2
4.7V 23
4.7V 24
4.7V 25
SUR.
4.7V 26
22 21
4.7V 4.7V
GND_A GND_A GND_A GND_A GND_A GND_A
3163
LINE_R
10K
3165
LX7000SA/22S
Version LX8000SA/37S LX8000SA/21R
LX8000SA/22S
5K6
3180 1K 4K7 10K
3180
1K
GND_A
6 7 8 9
Published in Heiloo, Holland.
10-5
10 11 12
AVC Circuit Diagram (Part 1)
2116 2117
330n
470n
GND_A GND_A
SIMPLE I.S.
GND_A GND_A
3119
4.7V 4.7V 4.7V
220R
9 10 11
VOLUME I TREBLE BASS VOLUME II
12
LEFT LEFT LEFT LEFT 4.7V
2143
470n
16 4.7V
BASS ALC
3131
4.9V
14
LOGIC
1K
IIC BUS
15
4.9V
3132
REC 13
1K
I2C_DATA
2139
100n
VOLUME II GND_A GND_D
VOLUME I TREBLE BASS
17 4.7V
RIGHT RIGHT RIGHT RIGHT
20 19 18
3169
4.7V
4.7V 4.7V
220R
Provision in layout only
*
DC voltage measured in DISC mode PLAY
Note : Some values may varies, see respective
GND_A GND_A
parts list for correct value.
SIMPLE I.S.
2166 2167
330n 470n
GND_A GND_A
3139 118 55510...8239_210_91843...for 3474 pt3 dd wk0232
10 11 12
12/21/15
13 1130 C1 3163 G9
1150 B1 3164 H9
1180-A I1 3165 H9
1180-B F1 3166 I8
2100 A3 3167 I10
2101 A3 3168 I11
2102 C4 3169 F12
2103 E2 3180 I7
A
2104 E3 3181 H2
2107 H2 3182 I3
2108 G3 4101 F5
2109 H3 4102 B7
2110 C9 4103 A7
2111 C9 6131 D6
2112 C10 7100 H3
2113 B8 7130 D8
2114 C10 7131 C7
2115 B10 7132 H4
2116 A10 7133 H5
2117 A11 7150 I3
B
2118 D13
2119 F6
2120 F6
2121 F6
2122 F6
2130 C6
2131 D6
2132 C7
2133 C7
2134 A6
2136 F5
C 2137 F12
2138 F12
2139 F12
2140 H4
2141 C1
2143 E12
2150 B3
2151 A3
2152 D4
2153 F2
2154 F3
2157 I2
D
2158 I3
1B_L
2159 H3
2160 G9
2161 H9
2162 G10
2163 I8
2164 G10
2165 I10
GND_A
2166 I10
2167 I11
2168 G13
2169 F7
E
GND_A
2170 F7
2171 F7
2172 F8
2173 G1
I2C_CLK 2174 G1
2180 B1
2190 E2
2191 F2
2192 H2
2193 I2
3100 A2
F 3101 A2
3102 C3
3104 E2
3105 E3
3106 E3
1B_R
3110 G2
3111 G4
3112 H3
3113 D9
3114 C9
GND_A 3115 B9
3116 B8
G
3117 B10
3118 B11
3119 D12
3120 D2
3121 D2
3122 D2
3123 D3
3124 C4
3130 C6
3131 E12
3132 E12
3133 H5
H
3134 I4
3135 H4
3136 H5
3140 D1
3141 D2
3142 D1
3143 D2
3150 A2
3151 B2
3152 D4
3153 D4
I 3154 F2
3155 F3
3156 F3
3160 I2
3161 I4
3162 I3
13