Yamaha DVD-C940, Service Manual

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DVD-C940/DV-C6680
46
■
SCHEMATIC DIAGRAM (MONO 6/10)
MPEG
DECODER
Subpicture
decoder
MPEG1/2
2
I S
ADDRESS DATA
Interface
MEMORY interface
VIDEO
ENCODER
DECODER
AC3
LPCM
AUDIO
IRQ PORT 0 I/O PORT 1 I/O
Subpicture
Video
Audio
CSn
KARAOKE
USE
SDRAM CONTROLLER
SYSTEM
JTAG PORT 2 I/O PORT 3 I/O PORT 4 I/O
FRONT-END
uP ST20cpu
A/V/Sub
demultiplexer
BLM11
*
Q
2601 D14
2603 F17
2604 F18
2605 F22
2606 F22
2607 F23
2608 F23
2609 G24
2610 G24
2612 J24
2613 J24
2614 J24
2615 M24
2616 M24
2617 N24
2618 N24
2619 O4
2620 O4
2621 O5
2622 O5
2623 O6
2624 O6
2625 O7
2626 P14
2627 P15
2628 P15
M7-119
M7-120
M9-85
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22
M8-190
M7-113
M7-114
M7-105 M7-104 M7-103 M7-102
M7-126
M7-125
M7-124
M7-123
M7-122
M7-121
EMI Bus
23 24 25 26
1 2 3 4
SMI Bus
M2-55
M7-106 M7-107 M7-108
*
*
M9-178
To
M8-111,
M8-110,
M7-112,
M7-129 M7-128
5 6 7 8 9 10 11 12 13
M7-118
M7-117
M7-116
M7-92
M10-93 M10-96
M7-97,
M10-110
14 15 16 17 18 19 20 21 22
M5-98 M6-77
Back-end SDRAM
M5-90 M9-94
and Service Interface
M5-132
M9-80
M7-100
M4-79
M5-170
23 24 25 26
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
M7-101
M8-189
M8-188
M9-112
M10-111
*
P
Q
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
M5-88 M5-98
M10-97
*
To Diagram
M8-165
DTS
BLM11
*
2629 P16
2630 P16
2631 P17
2632 P17
2633 O17
2634 P17
2635 P18
2636 P18
2637 Q19
2638 O24
3600-D C17
3604 D11
3605 D12
3606 D17
3607 D17
3608 D18
3609 H23
3611 E11
3612 F12
3613 E12
3614 E17
M2-56
M2-76
1%
OPTION
*
STi5588
3616-D F16
3621 F18
3622 E14
3623 E14
3624 F20
3625 F14
3626 F21
3627 G9
3628 F9
3629 F21
3630 G21
3631 F23
3632 G23
3633 G24
3634 I24
3635 I24
3636 I24
3638-D K23
3642 O20
3643 O21
3644 O20
3645 P20
3646 P21
Back-end
OPTION
M4-86,M7-86,M10-86
Host Processor
BLM11
1% 13K
0R
*
DCU TESTLANDS
M4-78
M10-81 M10-82
M9-83 M9-84
*
3647 P13
3648 F12
3649 G24
4600 F14
4602 C8
4605 C14
4606 D14
4607 C19
4608 C19
5600 E23
5601 E22
5602 O18
5603 P18
7601 G2
M7-99
M4-87,M7-87,M10-87
F601 F20
F602 F11
F603 F12
F604 F20
F605 G20
F606 G22
F607 G23
F608 D11
F609 D12
F610 O20
F611 O20
F612 O20
F613 O21
F614 P18
F615 P18
F616 P4
F617 E14
F621 I22
F622 J22
F623 J22
F624 J22
F625 J22
F626 J22
F627 J22
F628 K23
F629 K23
F630 K23
F631 L23
F637 E14
F641 L25
M2-70
M2-69
BLM11
M2-71
M4-131
1% 13K
1%
M6-77 M2-79
M5-169 M7-109
F642 L25
F643 L25
F644 L25
F645 L25
F646 M25
F647 F16
F648 F16
F649 F16
F650 F16
F651 F16
F652 F17
F653 F17
F654 F17
F655 E17
F656 G9
M5-191
M4-130
M5-192
F900 E17
F901 E17
F902 E18
F903 E18
F904 E18
F905 E18
F906 E18
F907 E18
F908 D14
F909 F14
M7-91 M2-54 M2-45 M7-95 M2-64 M2-62 M2-65 M2-63
F911 F24
F912 G24
F913 C8
1V2
0V7
0V4
0V4
0V
1V3 1V3
0V
2V3
3V
1V6 3V3 3V3
1V8
2V4
M5 M5 M5 M5 M5 M5 M5
vtg measured in STOP MODE V
1V 1V 0V6 1V5 2V 1V 1V 1V
3V2 3V2 0V 0V5 3V2
3V2 3V2
3V2
M9-85
1V8
1V8
0V
0V
0V3
0V
2V
1V5
1V5
2V2
0V3
0V3
1V6
1V2
0V6
0V 0V 0V 0V 0V 3V2 3V2
3V2 3V2 0V 3V2 3V2 3V2 3V2 0V 0V 0V 0V 0V 0V 4V5 3V2
3V2 0V3 3V2 3V2 0V 3V 3V 3V2
M5-127
0V
RES ARRAY
RES ARRAY
RES ARRAY
M4
M4
M4
M4
M4
M4
3V2
3V2
3V2
3V2
3V2
3V2
3V2
3V2
3V
3V2
3V
1V8
3V
0V8
0V
1V6
0V
0V
0V
0V 3V2 0V
2V8
3V 3V
1V8 1V8
0V
2625
100n
2624
100n
F654
F656
F641
F622
F627
F603
F645
3643
F650
4607
0R1
3649
4600
F911
33R
3633
33R
3634
F616
100n 2608
3647
47R
F628
2632
100n
F643
AGNDS
+3V3ST
+3V3ST
3625
10K
2621
1n
F653
2622
10K
3648
100n 100n
F901
2623
10u
10u
2607
F617
2605
3635
33R
2630
100n
F644
3608
10K
2609
22p
F913
+3V3ST
4605
100p 2603
F912
47R
F613
22p
2614
F626
2616
22p
10K
3613
F605
AGNDB
2612
22p
22p
2617
F631
2638
100p
F902
4602
100n
2619
VDDSTC
3606
10K
5600
F908
AGNDB
F609
+3V3ST
F611
47R
F601
3621
10K
F649
F604
100R
1 8
2618
47R 3623
2 7
22p
F655
2627
100n
F623
100n
3611
47R
F615
2637
F909
F630
F602
560R 3609
2626
100n
F621
VDDSTA
3K3
3605
+3V3ST
22p
2601
4u7
F606
2635
3622
3616-D
100R
3 6
F608
3646
10K
3K9
3607
F651 F652
F612
F642
F648
3624
100R
4 5
F905
2615
22p
3638-D
+3V3ST
F647
10K
3628
F646
2633 100n
22p
2613
F629
3632
100R
2604
22n
3K3
3626
3604
3K3
2631
100n
F625
3612
47R
F624
F614
F904
3644
3600-D
F610
100R
129
Y_OUT 32
3629
3K3
185
VSS_15
199
VSS_2
15
VSS_3
38
VSS_4
50
VSS_5
65
VSS_6
83
VSS_7
96
VSS_8
108
VSS_9
121
VSS_PLL 123
VSS_RGB
24
VSS_YCC
31
V_REF_DAC_RGB
28
V_REF_DAC_YCC
35
WE0n 128
WE1n
23
VDD_YCC
30
VD_STI25_1
14
VD_STI25_2
37
VD_STI25_3
64
VD_STI25_4
94
VD_STI25_5
119
VD_STI25_6
149
VD_STI25_7
171
VD_STI25_8
198
VSSA_PCM 49
VSS_1
5
VSS_10
137
VSS_11
150
VSS_12
160
VSS_13
172
VSS_14
113 112
TDI
TDO
111
TMS
110
TRIG_IN
202
TRIG_OUT
203
TRSTn
109
VDD3_3_1
4
VDD3_3_2
47
VDD3_3_3
81
VDD3_3_4
107
VDD3_3_5
136
VDD3_3_6
159
VDD3_3_7
184
VDDA_PCM 48
VDD_PLL 122
VDD_RGB
116
PWM1_BOOTFROMROM
115
PWM2_VSYNC
114
RAS0n_OR_CE4n 135
RAS1n_OR_HOLDREQ 138
READNOTWRITE_OR_DMAACK
130
READY
131
RSTn
124
R_OUT 27
SCLK 51
SDCASn
77
SDCS0n
74
SDCS1n
75
SDRASn
76
SDWEn
78
SPDIF_OUT 57
TCK
7
PIO-3|2
8
PIO-3|3
9
PIO-3|4
10
PIO-3|5
11
PIO-3|6
12
PIO-3|7
13
PIO-4|0
39
PIO-4|1
40
PIO-4|2
41
PIO-4|3
42
PIO-4|4
43
PIO-4|5
44
PIO-4|6
45
PIO-4|7
46
PIXCLK_27MHz
120
PWM0_HSYNCn
PIO-1|0 PIO-1|1
195
PIO-1|2
196
PIO-1|3
197
PIO-1|4
200
PIO-1|5
201
PIO-2|0
204
PIO-2|1
205
PIO-2|2
206
PIO-2|3
207
PIO-2|4
208 1
PIO-2|5
2
PIO-2|6
3
PIO-2|7 PIO-3|0
6
PIO-3|1
LRCLK 56
MEMCLKIN
82
MEMCLKOUT
95
22 NRSS_OUT
OEn 117
PCM_CLK 55
PCM_OUT0 52
186
PIO-0|0
187
PIO-0|1 PIO-0|2
188
PIO-0|3
189
PIO-0|4
190
PIO-0|5
191
PIO-0|6
192
PIO-0|7
193 194
DO2
86
DO3
87
DO4
88
DO5
89
DO6
90
DO7
91
DO8
92
DO9
93
DQML
79
DQMU
80
G_OUT 26
IRQ0
127 126
IRQ1
125
IRQ2
I_REF_DAC_RGB
29
I_REF_DAC_YCC
36
DATA2 143
DATA3 144
DATA4 145
DATA5 146
DATA6 147
DATA7 148
DATA8
151
DATA9
152
DO0
84
DO1
85
DO10
97
DO11
98
DO12
99
DO13
100
DO14
101
DO15
102
133
CE3n 132
118 CPU_RAM_CLK
CVBS_OUT 34
C_OUT 33
53 DAC_PCMOUT1
54
DAC_PCMOUT2
DATA0 141
DATA1 142
DATA10
153
DATA11
154
DATA12
155
DATA13
156
DATA14
157
DATA15
158 164
ADR5
165
ADR6
166
ADR7
167
ADR8
168
ADR9
169
B_BCLK 17
B_DATA 16
B_FLAG 18
B_OUT 25
B_SYNC 19
B_V4 21
B_WCLK 20
CAS0n_OR_HOLDACK 139
CAS1n_OR_DMAREQn 140
CE1n 134
CE2n
ADC_SCLK
ADR1
161
ADR10
170
ADR11
173
ADR12
174
ADR13
175
ADR14
176
ADR15
177
ADR16
178
ADR17
179
ADR18
180
ADR19
181
ADR2
162
ADR20
182
ADR21
183
ADR3
163
ADR4
70
AD11
71 72
AD12
73
AD13 AD2
67
AD3
66
AD4
58
AD5
59
AD6
60
AD7
61
AD8
62
AD9
63
105
ADC_DATA
104 ADC_LRCLK
ADC_PCMCLK 106
103
7601
AD0
69
AD1
68
AD10
F903
+3V3ST
68R 3614
100R
3631
2620
100n
F637
100n
33R
3636
2629 2628
100n
5602
F900
22p
2610
3645
3K9
5603
VDDSTD
5601
4608
F607
4u7
2636
3642
2634 100n
3627
3K3
2606 100n
3K3
3630
F906
4606
F907
CTS_SER
SEL_ACLK2
CE1
PCM_CeLf_FUR
PCM_LsRs_FUR
WAIT_I2C_FUR
RESETn
27M_CLK_ST
ST_CLK
PCM_CLK_ST
TBL_POS-IRQ_5DTC
IRQ_I2C
RESET_I2C
OS_BOOT
RESETn
TCK
ST_TDI
TDO
ST_TMS ST_TRST
LRCLK_FUR
PCMOUT0
SCLK0
SCLK_FUR
PCM_LeRi_FUR
OS_BOOT
A21
SIOCLK
RAS1ND
OEND
CSL_FUR
SEL_ACLK1
SCL SDA
SIODATA
A2
A19 A18 A17 A16 A15 A14 A13 A12 A11 A10
A1
C_OUT
BE_WCLK
BE_V4
BE_SYNC
B_OUT
BE_FLAG
BE_DATA
BE_BCLK
D7
D6
D5
D4
D3
D2
D15 D14 D13 D12 D11 D10
D1
D0
CE_ROMN
RAS0ND
CAS1ND
CAS0ND
BE1n_FUR
BE0n_FUR
A9 A8 A7 A6 A5 A4 A3
A20
TXD_S2B
RXD_SER TXD_SER
SERVICE
COUNTERCLOCKWISE_CM
GPIO2
FLASH_OEN
IRQ_FUR
G_OUT
CVBS_OUT
RWN
D9 D8
HSYNC
SCART1 SCART0
RTS_SER
P50
GPIO1
MUTE EANF
SUR_S2B RXD_S2B CPR_S2B
AD9 AD8 AD7 AD6 AD5 AD4 AD3 AD2 AD13 AD12 AD11 AD10 AD1 AD0
R_OUT
VSYNC
WEN RASN DQMU DQML DQ9 DQ8 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 DQ1 DQ0 CSN1 CASN
KOKPCMCLK
GPIO3
CLOCKWISE_CM
PCMDATA3
KOKVOCDET
TBL_POS-IRQ_5DTC
YC0
RSTN
Y_OUT
SPDIF
YC7 YC6 YC5 YC4 YC3 YC2 YC1
CLK
KOKSCLK
KOKLRCLK
KOKDATA
★
Not applied to these models
★
★
* 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
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
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