Display Panel - Yamaha DVD-C940 Service Manual

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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
*
+12V
B
3140
330R
7105
BC337-25
2108
C
22u
I104
7106
7104
BC327-25
BC847BW
2109
D
22u
1110
1
B03
b2
2
T E
L
1 3 9 4 2 2 9 6 5 1 3
E
6110
3104
330R
F
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
#
FOR OEM MODELS ONLY
w w w
1
2
.
3
4
5
6
7100
11-MT-131GNK
1
2
5 6 7
8 9
10 11 12 13 14 15 16 17 18
I100
I101
FIL1
D1
7101
TMP87CH74
I185
D1
P12
65
P90
I/O PORT 8
VFIL_DC
I186
D1
P11
66
P91
I187
D1
P10
67
P92
I188
D1
P9
68
P93
I189
FIL2
D1
D1
P8
69
P94
I190
D1
P7
70
P95
I191
FIL_DR
D1
D1
P6
71
P96
I192
D1
P5
72
P97
I193
B03
D1
D1
P4
73
PD0
I194
b2
D1
D1
P3
74
PD1
I195
D1
P2
75
PD2
I196
D1
P1
76
PD3
VKK
77
PD4
NC
2102
78
VKK
VKK
47n
79
P00
80
P01
I/O PORT 0
D1
LED_SACD
LED_SACD
D1
I197
LED_MULTI
D1
D1
LED_MULTI
DISC1_Y
D1
D1
DISC1_Y
D1
D1
D1
DISC2_Y
DISC2_Y
D1
DISC3_Y
DISC3_Y
D1
D1
DISC4_Y
DISC4_Y
D1
D1
DISC5_Y
D1
DISC5_Y
D1
LED_STBY
D1
RESET
I111
3113
1K
2122
I110
3112
2u2
10K
7102
BC847BW
x
a o
y
3
4
5
6
i
http://www.xiaoyu163.com
The first digit of a component indicates the component type.
8
1xxx : Connector
2xxx : Capacitor
7
8
9
10
+5V_STBY
FTD DISPLAY
31
32 33 34 35 36 37 38 39 40 41
44 45
I102
I103
I130
+5V_STBY
2101
16V 100u
2100
VDD
40
I/O PORT 7
I/O PORT 6
33n
VAREF 39
VDD
VASS
38
8 BIT A/D-
VFT DRIVER CIRCUIT
CONVERTER
I171
P53
37
I170
P52
36
I169
P51
35
I168
PROGRAM
PROGR MEMORY
DATA MEMORY
P50
34
COUNTER
(ROM)
(RAM)
I167
P47
33
I166
P46
32
INTERRUPT CONTROLLER
I165
P45
31
Q
Q
I164
3
7
6
3
P44
30
I163
P43
29
SERIAL
8 BIT
16 BIT
TIMER/COUNTER
INTERFACES
TIMER/COUNTER
I162
P42 28
I161
P41 27
I160
VSS
P40 26
CLOCK/TIMING CONTROLLER
(I/O PORT 2)
P32
25
I/O PORT 1
I/O P3
NC
3122
10R
2103
3123
22p
10R
2104
22p
3124
+5V_STBY
O
1
I
3
4K7
1111
G
2
*
3125
*
7108
8MHz
BC847BW
4K7
I116
4101
1100
2105
PKM
22p
+5V_STBY
3117
3118
+5V_STBY
100K
22K
For models with P50 only
2116
6106
3120
47K
220p
BAS316
I115
7103
BC847BW
I113
3121
I114
220R
u 1 6 3
7
8
9
10
.
http://www.xiaoyu163.com
2
4
9
9
8
3xxx : Resistor
5xxx : Coil
4xxx : SMD jumper
6xxx : Diode
11
12
13
14
+5V_STBY
D1
B01
D1
B03
D1
B02
D1
b3
+5V_STBY
+5V_STBY
D1
b4
I132
3133
I131
I134
I135
3134
OK
D1
2K7
2K7
7131
{B01,B02,B03,b1,b3,b4,b5,b6,b7,OK}
7130
BC847BW
I133
BC847BW
7132
BC847BW
Page 51 1H
+5V_STBY
TO/FROM 1102
OF AV BOARD
*
D1, D2
D1, D2
*
SCL
B03
D1, D2
GND
B02
SDA
B01
D1
D1, D2
D2
D1
STDBY_CTRL
B00
D1
b7
D2
P50
+5VSTDBY
b6
D2
+5V_STBY
b5
D2
+12V
+12V
1
5
b4
D1, D2
1
5
0
8
9
2
4
-32V
VKK
D2
6120
b3
27V
I136
VFIL_DC
D1, D2
b2
D2
PDZ-6.2B
b1
D2
b0
D1
RESET
SDA
D1
D1
IR
D1
RC6_OUT
D1
SCL
D1
RC6_OUT
4102
+5V_STBY
I198
(& 100R)
D1
STDBY_CTRL
2
VS
CTRL
CIRCUIT
FIL_DR
D1
D1
IR
5V
1
OUT
BAND
DEM
PASS
3 GND
P50
D1
m
BARE BOARD : 3139 243 30841
c o
11
12
13
14
* 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.
DVD-C940/DV-C6680
2
9
9
7xxx : IC, Transistor, FET
9xxx : Wire jumper
1100 H8
I118 E1
1102 B1
I120 D14
1103 A1
I121 D14
1110 D1
I122 D14
1111 G7
I123 D14
1120 F14
I124 D14
1130 A14
I125 E14
2100 C10
I126 E14
2101 C10
I127 E14
2102 E5
I130 B10
1130
2103 F10
I131 B10
1
2104 F10
I132 B11
2105 H10
I133 B11
2
A
2106 B3
I134 B12
2107 B3
I135 B12
2108 C3
I136 E13
2109 D3
I140 F6
2110 D1
I141 F6
2112 I5
I142 F6
2113 H6
I143 F6
2114 H6
I144 F6
2115 E13
I145 F7
2116 I7
I146 F7
2117 I9
I147 F7
B
2118 H8
I148 F7
2119 E14
I149 F7
2120 G12
I150 F8
2121 G12
I151 F8
2122 H3
I152 F8
3100 A6
I153 F8
3101 B6
I154 F8
3102 A9
I155 F9
3103 B9
I156 F9
3104 F1
I157 F9
3105 F1
I158 F9
3106 F1
I159 F9
C
3107 G1
I160 E10
3108 G1
I161 E10
3109 G1
I162 E10
3110 H1
I163 E10
3111 I4
I164 E10
3112 H4
I165 E10
3113 H6
I166 E10
3114 F8
I167 D10
3115 G8
I168 D10
3116 G8
I169 D10
I120
3117 H7
I170 D10
I121
12
3118 H8
I171 D10
D
3119 I8
I172 C9
I122
11
3120 I8
I173 C9
3121 I8
I174 C9
I123
10
3122 F9
I175 C8
I124
9
3123 F9
I176 C8
3124 G9
I177 C8
I125
8
3125 G9
I178 C8
3127 D13
I179 C8
I126
7
3128 E13
I180 C8
6
3129 D13
I181 C8
I127
9
8
2
9
9
3130 A10
I182 C7
5
I199
E
3131 A11
I183 C6
3132 A12
I184 C6
4
I108
3133 B11
I185 C5
3
3134 B12
I186 D5
3135 A10
I187 D5
2
3136 A11
I188 D5
3140 B2
I189 D5
1
I109
3141 C2
I190 D5
1120
3142 D1
I191 D5
3143 D1
I192 D5
3144 C3
I193 E5
3145 D3
I194 E5
F
3146 E3
I195 E5
3147 E2
I196 E5
3148 G7
I197 F5
3149 G7
I198 G12
4100 C10
I199 E14
4101 H9
4102 G13
6100 F2
6101 G2
6102 G2
6103 G3
6104 H2
G
6105 G8
6106 I8
6107 I4
6110 F2
6111 F2
6112 E12
7110
6120 E13
TSOP2236
7100 A6
7101 C6
INP
7102 I5
7103 I8
H
7104 C2
AGC
PIN
7105 C2
7106 C2
7107 E2
7108 G10
7110 G14
7130 B11
7131 B12
7132 B12
I100 A6
I101 B6
I102 A9
I103 B9
I104 C1
I
I108 E14
I109 F14
I110 H5
I111 H6
I113 I7
I114 I7
I115 I8
I116 G9
I117 E2
55

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