Yamaha DVD-C950 Service Manual page 38

Dvd-audio sa-cd player
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DVD-C950
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM
FOR INFORMATION ONLY (NO REPLACEMENT PARTS WILL BE AVAILABLE)
1
2
3
FRONT(1) DISPLAY PANEL
A
1105
1
GND
RT-01T-1.0B
1106
1
GND
RT-01T-1.0B
Optional
*
B
+12V
3100
330R
7103
BC337-25
C
5V2
5V3
0V5
I104
7104
7105
BC327-25
BC847BW
D
GND
T E
L
1 3 9 4 2 2 9 6 5 1 3
E
12FMN-SMT-A-TF
I107
12
I113
F
11
I108
10
I109
9
I112
8
7
6
5
4
3
I114
2
1
1100
G
H
+5VSTBY
w w w
I
OPTIONAL
*
#
FOR OEM MODELS ONLY
V
DC vtg measured in STOP MODE
1
2
3
38
4
5
6
7100
11-MT-131GNK
1
2
5 6 7 8 9
I100
I101
GND
2102
-25V
FIL1
7101
22u
TMP87CH74
I185
-27V
P12
65
P90
-27V
I/O PORT 8
I186
VFIL_DC
-32V
P11
66
P91
I187
-25V
P10
67
P92
I188
-25V
P9
68
P93
2104
I189
-32V
FIL2
P8
69
P94
I190
-25V
22u
-32V
P7
70
P95
I191
FIL_DR
-25V
P6
71
P96
I192
-25V
P5
72
P97
I193
-22V
P4
73
PD0
I194
-18V
P3
74
PD1
I195
-18V
P2
75
PD2
I196
-11V
P1
76
PD3
VKK
77
PD4
NC
2119
-32V
78
VKK
VKK
0V
47n
79
P00
GND
80
P01
I/O PORT 0
SCL_uP
LED_PROG
GND
SDA_uP
+5Vstby
+5VL
DISC1_Y
LED_HDMI
DISC2_Y
DISC3_Y
DISC4_Y
DISC5_Y
DISC1_Y
GND_B
B02
DISC2_Y
DISC3_Y
DISC4_Y
GND
DISC5_Y
LED_DWNMIX
reset
I111
3129
1K0
5V
I110
0V
2118
3130
2u2
10K
7110
BC847BW
GND
GND
x
a o
y
.
i
4
5
6
http://www.xiaoyu163.com
The first digit of a component indicates the component type.
1xxx : Connector
3xxx : Resistor
2xxx : Capacitor
4xxx : SMD jumper
7
8
9
FTD DISPLAY
10 11 1213 14 1516 17 18
19
3132 33 3435 36 3738 39 40 41
44
45
I102
I103
VKK
5100
+5VSTBY
2u2
4100
5V
VDD 40
I/O PORT 7
I/O PORT 6
VAREF
39
VDD
VASS 38
VFT DRIVER CIRCUIT
8 BIT A/D-
CONVERTER
P53 37
NC
P52 36
NC
P51 35
NC
PROGRAM
PROGR MEMORY
DATA MEMORY
P50 34
(ROM)
(RAM)
COUNTER
NC
Q
Q
3
P47 33
7
6
NC
P46 32
INTERRUPT CONTROLLER
3149
P45 31
P44 30
3147
P43 29
SERIAL
8 BIT
16 BIT
INTERFACES
TIMER/COUNTER
TIMER/COUNTER
P42
28
3141
P41
27
VSS
P40
26
CLOCK/TIMING CONTROLLER
(I/O PORT 2)
P32 25
I/O PORT 1
I/O P3
NC
3120
10R
3121
GND
10R
GND
3122
O
1 I 3
4K7
1103
G
2
*
3123
*
8MHz
4K7
I116
GND
4101
* Components having special characteristics are marked Z and
u 1 6 3
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
7
8
9
http://www.xiaoyu163.com
2
4
8
9
9
5xxx : Coil
7xxx : IC, Transistor, FET
6xxx : Diode
9xxx : Wire jumper
10
11
12
13
10FMN-SMT-A-TF
B01
10
GND_B
9
B03
8
LED_PROG
I122
7
I124
LED_HDMI
6
I117
LED_DWNMIX
5
+5VL
4
+5VSTBY
3
VKK
IR
I131
2
1
1101
GND
GND
3110
10R
07FMN-SMT-A-TF
2105
STDBY_CTRL
I123
470u 6.3V
7
+5VSTDBY
I125
+5VSTBY
+12V
6
2106
33n
I126
+12V
5
-24V
I127
GND
VKK
4
+5VL
3
2
1
GND_B
GND
6102
I136
GND
VFIL_DC
27V
PDZ-8.2B
3
1
5
1
5
0
8
9
I153
3148
uP_mute
33R
CEC
GND
GND
GND
33R
I105
3146
SDA_uP
GND
uP_mute
33R
I106
SCL_uP
reset
I171
33R
3140
B03
RC6_IN
I170
1K0
B02
IR_SW
1K0
I169
3142
B01
CEC
1K0
RC6_OUT
+5VSTBY
7106
HCF4053B
VDD
MDX
SDA
6
G4
GND
2109
13
14
1
GND
12
2
22p
SCL
11
3143
4X1
RC6_IN
GND
2110
4X2
GND
1K0
GND
1
15
22p
RC6_OUT
3144
IR
2
10
1K0
RC6_OUT
4104
3
4
+5VSTBY
IR_SW
5
9
7109
VEE VSS
+5VSTBY
BC847BW
GND
STDBY_CTRL
2111
GND
22p
INTRQ
4102
SDA
FIL_DR
4103
SCL
m
1110
I137
INTRQ
1
I138
2
I139
3
c o
4
I140
Page 25 4I
1KHZ
5
RC6_OUT
6
STDBY_CTRL
TO/FROM 1105
7
.
8
OF MONO BOARD SD6.3
9
GND
1011
09FMN-SMT-A-TF
10
11
12
13
2
8
9
9
1100 G3
I113 F3
14
1101 B12
I114 G3
1103 G7
I116 G9
1105 A2
I117 B12
1106 B2
I122 B12
1110 I13
I123 C13
1111 C13
I124 B12
1112 D14
I125 D13
2100 B3
I126 D13
2101 B4
I127 D13
2102 C3
I131 B12
2103 D2
I132 D14
A
2104 D3
I134 E13
2105 C10
I135 E14
2106 D10
I136 D12
2107 E12
I137 I12
2108 E12
I138 I12
2109 F10
I139 I12
2110 G10
I140 I12
2111 H10
I141 F6
2112 F13
I142 F6
2113 G4
I143 F6
2114 G4
I144 F6
B
2115 H6
I145 F7
2116 H6
I146 F7
2117 H5
I147 F7
2118 H3
I148 F7
2119 E5
I151 F8
2120 C13
I152 F8
2121 C13
I153 E11
2122 D13
I154 F8
Page 27 2H
2123 D13
I156 F9
2124 D13
I157 F9
TO/FROM 1109
2125 F13
I158 F9
OF AV(1) BOARD
2126 F13
I159 F9
C
2127 F13
I169 E11
2128 E13
I170 E11
2129 F14
I171 E11
1111
10FMN-SMT-A-TF
2131 B9
I183 C6
2132 B10
I184 C6
9
8
12
11
2133 B10
I185 C5
10
2134 B10
I186 D5
9
8
2135 B10
I187 D5
7
2136 B10
I188 D5
6
2137 B10
I189 D5
I132
5
2138 C7
I190 D5
4
D
2139 C7
I191 D5
3
2
2140 C7
I192 D5
1
2141 C7
I193 E5
GND
3100 B3
I194 E5
1112
3101 C2
I195 E5
3102 D1
I196 E5
3103 D2
I197 C6
2
4
9
8
2
9
9
3104 C4
I198 E14
3105 D4
3106 A6
3107 A9
3108 B6
E
3109 B9
3110 C10
3117 H11
I134
3118 H11
3119 E12
I135
3120 F10
I198
3121 F10
3122 G9
3123 G9
3124 G8
3125 G8
3127 G7
F
3128 G7
3129 H6
3130 H4
3131 H4
3140 E10
3141 E10
3142 F10
3143 G12
3144 G12
3145 G9
3146 E10
3147 E10
G
3148 E10
3149 E10
4100 C10
4101 H9
4102 H12
4103 I12
4104 G12
5100 C10
6100 H4
6101 D12
6102 D12
H
7100 A6
7101 C6
7103 C3
7104 C3
7105 C2
7106 F12
7109 G10
7110 H5
I100 A6
I101 B6
I102 A9
I103 B9
I
I104 C2
I105 E11
I106 E11
I107 F3
I108 F3
I109 F3
I110 H5
I111 H6
I112 F3
14

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