Yamaha DVD-S2500 Service Manual page 47

SCHEMATIC DIAGRAM
FOR INFORMATION ONLY (NO REPLACEMENT PARTS WILL BE AVAILABLE)
1 2 3
FRONT (1) BOARD
A
DISPLAY PANEL
3104
2R2
B
7100
TMP87CH74
P13
P12
P11
P10
C
P9
P8
P7
P6
P5
P4
P3
D
P2
P1
+5Vstb
VKK
6110 PROGRESSIVE SCAN LED
3137
E
330R
LTL-816GE
6111 AUDIO DIRECT LED
3138
330R
LTL-816GE
DOWNMIX LED
6112
3139
330R
LTL-816GE
DVD-AUDIO LED
3140 LTL-8166FTNN
F
330R
6113
SACD LED
LTL-8166FTNN
3141
330R
6114
MULTI-CHANNEL LED
3142 LTL-8166FTNN
330R
6115
6116 HDMI LED
3143
G
330R LTL-816TDK3
6117
iLink LED
3144
330R LTL-816TDK3
+5Vstb
H
7108
16
HCF4053B
VDD
MDX
6
G4
14 12
1
13 +5Vstb
2
11
4X1
4X2
15 2
RC6_IN
1
RC_OUT
10
IR_SW
I
4 5
3
9
VSS VEE
8 7
1 2 3
4 5 6 7
1110
20U39135SAN
FTD DISPLAY
1 2 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 44 45
3105
4R7
-34V -34V
65 P90
I/O PORT 8 I/O PORT 7 I/O PORT 6
66 P91 VAREF
VDD
67 P92
VFT DRIVER CIRCUIT 8 BIT A/D-
CONVERTER
68 P93
69 P94
70 P95
PROGR MEMORY
PROGRAM DATA MEMORY
71 P96
COUNTER (ROM) (RAM)
72 P97
73 PD0
INTERRUPT CONTROLLER
74 PD1
75 PD2
76 PD3
SERIAL 8 BIT 16 BIT
INTERFACES TIMER/COUNTER TIMER/COUNTER
77 PD4
78 VKK
VKK
79 P00 VSS
CLOCK/TIMING CONTROLLER
(I/O PORT 2)
80 P01
I/O PORT 0 I/O PORT 1 I/O P3
S1
1109
8M467 +5Vstb
* * I172
3
GND
OUT
1
RC_OUT
7102 5V
3125
2 VS
BC847B
I108
3126 0V 1K
10K
4 5 6 7
The first digit of a component indicates the component type.
1xxx : Connector 3xxx : Resistor
2xxx : Capacitor 4xxx : SMD jumper
8 9 10 11
I131
3106 3107
2R2 4R7
+5Vstb
5V
I168 2100
VDD 40
33n
39
1104 Pause 1103 Stop 1107
0V
VASS 38
P53 37
1105 Play
+5Vstb
4K7
P52 36
3102
Open/Close
P51 35
1108
P50 34
4K7 3110
P47 33
4K7 3120
P46 32
+5Vstb
4K7 3123
P45 31
4K7 3111
P44 30
P43 29
P42 28
P41 27
P40 26
P32 25
+5Vstb
# 3112
3K3
3114
#
10R
3115
+5Vstb
*
4R7
3117
10R
+5Vstb
3118 VKK
*
4K7 I103 6101
VFIL_DC
PDZ-6.2B
3121
10R
+12V
VFIL_DC
PASS
PIN
DEM AGC
BAND
I173
3133 2118
CIRCUIT
INP
CTRL 470R 22u 50V
TSOP2236
1115
8 9 10 11
* 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.
5xxx : Coil 7xxx : IC, Transistor, FET
6xxx : Diode 9xxx : Wire jumper
12 13 14
Prev 1106 Next
1102
I111
1
I112
2
S2B-EH
1101
S10B-EH
I170
SCL
10
I171
GND 9
8
I117
SCA 7
6
I118
5
Stdby_Ctrl
4
I101 3
+5V stb
2
3116
I102
+12V +12V 1
I105
-24V
4R7
I174
RC6_IN
i175
uP Reset
I176
IR_SW
* 3119
4R7
3127 3128
330R 330R +5Vstb
12V5
4V6
7105
BC337-25
5V5
4V6
5V4
4V6
BC327-25 7107
7106
BC847B
12 13 14
* Z印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
* 本回路図は、標準回路図です。改良のため予告なく変更することがございます。
DVD-S2500
1101 E14
1102 C14
1103 C10
1104 C9
1105 C9
1106 C12
1107 C11
1108 C10
1109 H5
1110 A4
1115 I8
A
2100 B8
2101 E3
2102 F9
2104 H4
2105 H5
2106 F9
2107 G11
2108 G12
2109 H2
2110 I3
2111 I4
2112 I5
2113 I5
B
2115 H11
2116 H11
2118 I11
2119 I13
2120 I7
2121 I7
2124 I10
3100 I6
3101 B9
3102 C8
3103 B10
3104 A4
C
3105 A4
3106 A8
3107 A8
3108 B11
3109 B12
3110 C8
3111 D8
3112 E9
3113 E9
3114 E8
3115 F11
3116 F12
D
3117 F9
3118 F8
3119 F12
3120 D8
3121 G8
3122 G11
3123 D8
3124 H3
3125 I5
3126 I4
3127 H12
E
3128 H12
3129 I4
3130 I13
3131 I13
3132 I13
3133 I10
3134 I10
3137 E2
3138 E2
3139 F2
3140 F2
3141 F2
F
3142 G2
3143 G2
3144 G2
6100 F11
6101 G11
6103 I3
6110 E2
6111 E2
6112 F2
6113 F2
6114 F2
G 6115 G2
6116 G2
6117 G2
7100 B4
7102 I4
7105 H11
7106 I11
7107 I13
7108 H2
I101 F13
I102 F13
I103 F11
H
I105 F13
I106 E5
I108 I4
I111 C13
I112 C13
I117 E12
I118 E12
I130 A4
I131 A7
I168 B8
I169 E7
I170 E12
I
I171 E13
I172 H6
I173 I10
I174 F13
I176 F13
i175 F13
47