Yamaha DVD-C740 Service Manual page 50

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DVD-C740/DV-C6660
Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM (FRONT [1] 1/2)
1
2
DISPLAY PANEL
A
1
RT-01T
1103
1
RT-01T
1102
Optional
*
B
+12V
3140
330R
7105
BC337-25
2108
C
5V2
5V3
22u
0V5
7106
I104
7104
BC327-25
BC847BW
2109
D
22u
1110
1
B03
2
b2
T E
L
1 3 9 4 2 2 9 6 5 1 3
I118
3
3V8
E
5V
3147
4
7107
BC857BW
330R
I117
6110
3104
F
330R
LTL-816EELC
6111
3105
330R
LTL-816EELC
6100
3106
330R
LTL-816EELC
6101
3107
330R
LTL-816EELC
6102
G
3108
330R
LTL-816EELC
6103
3109
330R
LTL-816EELC
6104
3110
+5V_STBY
330R
LTL-816EELC
H
+5V_STBY
*
RESERVED
I
Not applied to these models
w w w
V
DC vtg measured in STOP MODE
1
2
50
3
4
5
6
7100
11-MT-131GNK
1
2
5 6 7 8 9
I100
I101
-25V
FIL1
D1
7101
TMP87CH74
I185
D1
P12
-27V
65
P90
-27V
I/O PORT 8
I186
VFIL_DC
D1
P11
-32V
66
P91
I187
-25V
D1
P10
67
P92
I188
D1
-25V
P9
68
P93
I189
FIL2
D1
D1
P8
-32V
69
P94
I190
-25V
D1
P7
-32V
70
P95
I191
FIL_DR
D1
D1
P6
-25V
71
P96
I192
D1
-25V
P5
72
P97
I193
B03
-22V
D1
D1
P4
73
PD0
I194
b2
D1
-18V
D1
P3
74
PD1
I195
D1
P2
-18V
75
PD2
I196
LED_STBY
D1
D1
P1
-11V
76
PD3
VKK
77
PD4
NC
2102
-32V
78
VKK
VKK
47n
0V
79
P00
+5V_STBY
5V
80
P01
I/O PORT 0
D1
LED_SACD
LED_SACD
I197
D1
LED_MULTI
D1
D1
LED_MULTI
DISC1_Y
D1
D1
DISC1_Y
DISC2_Y
D1
D1
D1
DISC2_Y
D1
DISC3_Y
DISC3_Y
D1
D1
DISC4_Y
DISC4_Y
D1
D1
DISC5_Y
DISC5_Y
D1
D1
LED_STBY
I111
3113
1K
5V
I110
0V
2122
3112
2u2
10K
7102
BC847BW
x
a o
3
4
5
6
.
i
http://www.xiaoyu163.com
7
8
9
10
+5V_STBY
FTD DISPLAY
10 11 12
13 14 15 16 17 18
31 32 33 34 35 36 37 38 39
40 41
44 45
I102
I103
0V7
+5V_STBY
5V
VDD
40
I/O PORT 7
I/O PORT 6
VAREF
39
VDD
VASS
38
VFT DRIVER CIRCUIT
8 BIT A/D-
CONVERTER
I171
0V
P53
37
I170
1V6
P52
36
I169
5V
P51
35
I168
PROGR MEMORY
DATA MEMORY
PROGRAM
1V8
P50
34
(ROM)
(RAM)
COUNTER
I167
5V
P47
33
I166
5V
P46
32
INTERRUPT CONTROLLER
I165
Q
Q
5V
P45
31
3
7
I164
5V
P44
30
I163
5V
P43
29
SERIAL
8 BIT
16 BIT
TIMER/COUNTER
INTERFACES
TIMER/COUNTER
I162
5V
P42
28
I161
5V
P41
27
I160
5V
VSS
P40
26
CLOCK/TIMING CONTROLLER
(I/O PORT 2)
P32
25
NC
I/O PORT 1
I/O P3
3122
10R
2103
3123
22p
2104
10R
22p
{b0,b1,b2,b3,b4,b5,b6,b7,B00,B01,B02,B03,SCL,SDA,STDBY_CTRL,P50,FIL_DR,IR}
3124
1
3
+5V_STBY
O
I
4K7
1111
G
2
*
3125
7108
*
8MHz
BC847BW
4K7
I116
4101
1100
2105
PKM
22p
+5V_STBY
3117
3118
+5V_STBY
100K
22K
2116
6106
3120
220p
47K
BAS316
I115
7103
BC847BW
I113
3121
I114
220R
u 1 6 3
y
7
8
9
10
http://www.xiaoyu163.com
2
4
8
9
9
11
12
13
+5V_STBY
B01
D1
D1
B02
D1
D1
+5V_STBY
+5V_STBY
D1
D1
D1
D1
5V
b4
D1
D1
0V
3133
I132
0V
D1
I135
I131
I134
3134
OK
D1
2K7
2K7
7131
{B01,B02,B03,b1,b3,b4,b5,b6,b7,OK}
7130
BC847BW
I133
BC847BW
I130
7132
BC847BW
0V
2101
+5V_STBY
16V
100u
2100
33n
*
B03
D1, D2
D1, D2
*
B02
D1, D2
B01
D1
D1, D2
STDBY_CTRL
B00
D2
D1
b7
D2
D1
b6
D2
+5V_STBY
b5
D2
+12V
6
3
1
5
1
5
0
8
9
b4
D1, D2
VKK
b3
D2
6120
27V
I136
VFIL_DC
b2
D1, D2
b1
D2
PDZ-6.2B
b0
D2
SDA
D1
SCL
D1
IR
D1
4102
I198
+5V_STBY
(& 100R)
STDBY_CTRL
D1
2 VS
FIL_DR
D1
D1
IR
5V
1 OUT
DEM
3
GND
P50
D1
m
c o
11
12
13
.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to those
originally installed.
* Schematic diagram is subject to change without notice.
2
8
9
9
14
1100 H8
I120 D14
1102 B1
I121 D14
1103 A1
I122 D14
1110 E1
I123 D14
1111 G7
I124 D14
1120 D14
I125 E14
1130 A14
I126 E14
2100 C10
I127 E14
2101 C10
I130 B10
2102 E5
I131 B10
1130
2103 F10
I132 B11
B03
1
2104 G10
I133 B11
A
b3
2105 H10
I134 B12
2
2106 B3
I135 B12
b7
3
2107 B3
I136 E13
2108 C3
I140 F6
b6
4
2109 D3
I141 F6
2110 D1
I142 F6
b5
5
2112 H5
I143 F6
b4
6
2113 H6
I144 F6
2114 H6
I145 F7
B01
7
2115 E14
I146 F7
OK
2116 I7
I147 F7
8
2117 I9
I148 F7
B
9
2118 H8
I149 F7
2119 E14
I150 F8
10
2120 G12
I151 F8
2121 G12
I152 F8
2122 H3
I153 F8
3100 A6
I154 F8
3101 B6
I155 F9
3102 A9
I156 F9
3103 B9
I157 F9
3104 F1
I158 F9
3105 F1
I159 F9
C
3106 F1
I160 E10
3107 G1
I161 E10
3108 G1
I162 E10
3109 G1
I163 E10
3110 H1
I164 E10
TO/FROM 1422
3111 H4
I165 E10
OF AV BOARD
3112 H4
I166 E10
3113 H6
I167 D10
3114 F8
I168 D10
3115 G8
I169 D10
1120
3116 G8
I170 D10
I120
SCL
1
3117 I7
I171 D10
I121
D
GND
3118 I8
I172 C9
2
3119 I8
I173 C9
I122
SDA
3
3120 I8
I174 C9
I123
3121 I8
I175 C8
4
3122 F9
I176 C8
P50
I124
5
3123 F9
I177 C8
3124 G9
I178 C8
I125
+5VSTDBY
6
3125 G9
I179 C8
I126
3127 D13
I180 C8
+12V
7
3128 E13
I181 C8
2
4
9
8
2
9
9
I127
3129 D12
I182 C7
-32V
8
3130 A10
I183 C6
E
3131 A10
I184 C6
3132 A11
I185 C5
3133 B11
I186 D5
3134 B12
I187 D5
3135 A10
I188 D5
3136 A11
I189 D5
3140 B2
I190 D5
3141 C1
I191 D5
3142 D1
I192 D5
3143 D1
I193 E5
3144 C3
I194 E5
F
3145 D3
I195 E5
3146 E2
I196 E5
3147 E2
I197 F5
3148 G7
I198 G12
3149 G7
4100 C10
4101 H9
4102 G13
6100 F2
6101 G2
6102 G2
6103 G3
G
6104 H2
6105 G8
6106 I8
6107 H4
6110 F2
6111 F2
7110
6112 E12
TSOP2236
6120 E14
7100 A6
CTRL
7101 C6
INP
CIRCUIT
7102 H5
7103 I7
H
BAND
7104 C2
AGC
PIN
PASS
7105 C2
7106 C2
7107 E2
7108 G10
7110 H14
7130 B11
7131 B12
7132 B12
I100 A6
I101 B6
I102 A9
I103 B9
I
I104 C1
I110 H5
I111 H6
I113 I7
I114 I7
I115 I8
I116 G9
I117 E2
I118 E1
14

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