Yamaha DVD-C940, Руководство по обслуживанию

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DVD-C940/DV-C6680
52
■
SCHEMATIC DIAGRAM (AV 2/4)
ANAL FILTER
SERIAL PORT
:2
1
CONTROL PORT/
MODE SELECT
DIRECT STREAM
DIGITAL INPUT
TST GND
MUTE
CONTROL
INTERPOL FILTER DAC ANAL FILTER
VOLUME CONTROL
MIXER
VOLUME CONTROL
INTERPOL FILTER DAC ANAL FILTER
INTERPOL FILTER DAC ANAL FILTER
VOLUME CONTROL
MIXER
VOLUME CONTROL
INTERPOL FILTER DAC ANAL FILTER
INTERPOL FILTER DAC ANAL FILTER
VOLUME CONTROL
MIXER
VOLUME CONTROL
INTERPOL FILTER DAC
I220 C9
I222 D11
7201-A C10
I231 D14
7201-C E10
I232 F13
I233 F11
I234 G14
* OPTIONAL
I207 D6
I208 D6
I209 E7
I210 D6
I211 D6
I212 D6
I213 E7
I216 E6
2215 E13
I221 D11
2217 F12
I223 D11
I225 C9
I227 E11
I228 F11
I229 B10
I230 D13
3202 C8
3203 E6
4200 E2
4201 E2
4202 E2
4203 E2
7200 C3
E
7201-B G10
G
7202-A F12
7202-B D12
7203-A D13
7203-B G13
7220 C9
I200 C6
I201 C6
I202 C6
I203 D6
I204 D6
I205 D6
I206 D6
2214 E12
2216 G10
2218 E7
2219 E7
2220 F4
2221 D2
3200 D2
3201 C9
D
8
F
10
H
I
A
B
C
D
2203 C5
2205 D1
C
6 14
1 2 3 4 5 6 7 9 11 12 13 14
A
B
E
F
G
H
I
2200 C4
2201 C5
2202 C4
2204 C1
2206 E6
2207 E6
2208 E1
2209 F1
2210 D12
2211 D12
2212 D13
2213 F10
1 2 3 4 5 7 8 9 10 11 12 13
2219 100n
+5VA
2204
100n
I229
I221
SCLK1
9
SCLK2 12
SCL|CCLK
15
16
SDA|CDIN
SDIN1
8
SDIN2 11
SDIN3
13
14 44 45
VA
32
VD
4
VLC
18
VLS 43
21
VQ
DSDB2 48
DSDB3
46
FILT+
20
5 31
LRCK1
7
LRCK2
10
MCLK
6
MUTEC1
41
MUTEC2
26
25 MUTEC3
MUTEC4
24
MUTEC5
23
MUTEC6 22
RST_
19
AOUTA2- 36
29
AOUTA3-
30
37
AOUTB1- 38
33
AOUTB2- 34
27
AOUTB3-
28
DSD-SCLK
42
DSDA1 3
DSDA2
1
DSDA3
47
DSDB1
2
7200
CS4362
AD0|CS_ 17
39
AOUTA1-
40
35
I225
3200
47R
I232
+5VA
10K
22p
2221
3201
I230
7220
BC817-25
+3V3_DAC
2203
100n
4200
100n 2206
2K7 3203
I200
4203
I220
I227
2216
100n
2213
2205
1u
100n
47u
2207
2210
I233
100n
2218
47u
I228
4201
1u
2209
I208
I222
I206
I207
I205
100n
-8VA
+8V_OpAmp
2214
74HCT4053D
6
E
10 S
16
Vdd
7
Vee
8
Vss
2 Y0
1 Y1 15 Z
+8V_OpAmp
+8V_OpAmp
-8VA
7201-B
100n
2208
-8VA
2200
100n
2202
1u
2201
10u
+3V3_DAC
I216
+3V3_DAC
I210
I211
9 S
16
Vdd
7
Vee
8
Vss
5 Y0
3 Y1 4 Z
16
Vdd
7
Vee
8
Vss
12 Y0
13 Y1 14 Z
7201-C
74HCT4053D
6
E
7
8
4
7201-A
74HCT4053D
E
6
11 S
-8VA
LM833D
7202-B
5
6 100u
3202
2K7
2211
LM833D
3
2
1
8
4
100u
2217
7202-A
I202
I203
I204
I201
I213
+8V_OpAmp
I223
4202
+8V_OpAmp
-8VA
STEREO_L
I212
I209
FRONT_L
FRONT_R
CENTER
CENTER_ON
MFL
STEREO_R
CENTER_NEG
LFE_NEG
BCLK
SDT1
SDT2
SDT3
SEL1
SEL2
SEL3
LRCLK
RESET
BCLK
AOUTL_NEG
AOUTL_POS
AOUTR_NEG
AOUTR_POS
MCLK1
SURROUNDL_POS
SURROUNDL_NEG
SURROUNDR_POS
SURROUNDR_NEG
SDA_3V3
SCL_3V3
LFE_POS
CENTER_POS
* 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.
The first digit of a component indicates the component type.
1xxx : Connector 3xxx : Resistor 5xxx : Coil 7xxx : IC, Transistor, FET
2xxx : Capacitor 4xxx : SMD jumper 6xxx : Diode 9xxx : Wire jumper
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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