Yamaha DVD-C740 Service Manual page 43

Q Q
3 7 6 3 1 5 1 5 0
SCHEMATIC DIAGRAM (MONO 7/10)
1 2 3 4
POWER SUPPLY &
A
A/V INTERFACE
1705
F761 5700
1
I2CSCL SCL_EXE
BLM11
2
3
I2CSDA
B
4
F707
5 P50
C
F712 5702
SDA_EXE
BLM11
P50
D
1703
SCART1
1
I2CSCL/I2CSCL2
SCART0
2
I2CSDA/I2CSDA2
3
F706
SCART1
E
4 F896
SCART0
5 F779
B_REF
6
B_VID(U) F799
7
G_REF F794
F
8 G_VID(Y) F796
9
R_REF F797
10
R_VID F795
11 F790
Y_REF
G
12
Y_VID F792
13
C_REF F793
14 F791
C_VID
15
F789
CVBS_REF
AGNDB
H
16 F788
CVBS
17 F895 3775 F781 F880 F881
T E 0R
L 3V3 1 3 9 4 2 2 9 6 5 1 3
18 1206
3V3
F708 F782 F882
19 5V 3772
0R
I
20 12V 1206
F703
21 0R F783 F889 F890
12V 3773
22 F798 1206
MUTE
23
GND RES ARRAY
J
24
F883 3763-D
SCLK0 4 5
25 PCMOUT0
3 6
26 F884
GND
27
PCM_CLK_ST F885
K
28
LRCLK_FUR
29 F716 F886
GND
F719
30
SPDIF
2737 F720 5723
BLM11
100n
L
5
3753
4 2 SPDIF
22R 7720
3
74HCT1G125
1
*
M
N
*
1701
* 0R
F892 3770
1 +3V3
+3V3
1206
2 +3V3
F893 * 0R
3771
3 +5V
+5V
1206
4 GND
O
5
GND
6 MGND
MGND
* 0R
3774
7 +12V
+12V
F894 1206
P
w w w Not applied to these models
V
vtg measured in STOP MODE
1 2 3 4
.
5 6 7 8 9 10 11
+5V
+3V3 +3V3
*
7700 3701
SIOCLK M6-91
BSN20
100R
M7-142
*
3706
M5-142 SCL_EXE 5V
3V2 SCL M6-87
M7-142
* F760 68R
3764 47R
+5V +3V3 +3V3
M6-121
*
3700
SIODATA M6-92
100R
* 7703
BSN20 3713
SDA_EXE
M7-141 M5-141 5V 3V2 SDA M6-86
M7-141
* F762
3765 47R 68R
5703 F724
+3V3D
BLM11
5704 F784
M6-97
+3V3ST
100MHZ
M6-100
BLM31
M6-99
+5V
M6-122
7704
LF25ABDT
F726 5705 F725
1 3 3V3
VDDSTD
IN OUT
GND BLM11
M7-135
2
2710 5707 F727
1V8
VDDSTA
BLM11
100n
M7-134
*
5725
7707 BLM11
LD1117 DT18
M7-133
5708 F729
3 2 F728 1V8
IN OUT
VDDSTC
BLM31
GND
M7-138
1
M7-137 M6-123
F891 5713 F786
VDDA_FUR
M7-136
BLM11
7713
LF18ABDT
+3V3 5714 F787
1 3
FUR_1V8
IN OUT
GND BLM11
2
+5V
+3V3
+12V
M6-95
+5V
M6-113 7716
LD1117 DT33
M6-124
M6-114
5716 F710
3 2 F709
IN OUT +3V3SA
100MHZ
GND
BLM31
M6-112 *
1 2728
5717 F711
+3V3SD
M6-115
BLM11
10u
+5VD
+5V
5718 F715
+5VSD
M6-116
BLM11
5719 F717
+5VSA
BLM11
M6-125
5720 F718
+5VD
BLM11
7719
5721 F721
LD1117 DT33
+5VAV
BLM11
F785
3V3
3 2
IN OUT FUR_3V3
GND
1
+12V +12V
M6-126
AGNDB AGNDS MGND
x a o
5 6 7 8 9 10 11
y
i
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8
12 13 14 15 16 17
+5VAV
4V2
4V2
F740 3707 F741
6
2702
5
5701 F700 F743
2 100R
R_OUT 2V 7701-A
12u BC847BPN F768
2u2 3708
1
1V2
2V2
220R
220R
F744
3714
AGNDB
+5VAV
4V2
4V2 F730 3717 F731
6
2709 5
5706 F701 F733
G_OUT 100R
2V 2 7705-A
12u BC847BPN
3718 F764
2u2
1
1V2 2V2
220R
220R
F734
3723
AGNDB
+5VAV
4V2
4V2 F750 F751
3728
6
2720
5
5712 F702 F753 100R
B_OUT 2V 2 7709-A
BC847BPN
12u 3729 F772
2u2
1
1V2 2V2
220R
Q Q
3734
3 7 6 3
F754
220R
AGNDB
+5VAV
4V2
4V2
F735 3737 F736
6
2725
5
5715 F704 F738 100R
CVBS_OUT 2
2V 7714-A
BC847BPN
12u F766
2u2 3738
1
1V2
2V2
270R
3743
F739
240R
AGNDB
+5VAV
4V2
4V2 F755 3746 F756
6
2732
5
5722 F705 F758 100R
C_OUT
2V 2 7717-A
12u BC847BPN
2u2 3747 F774
1
1V2
2V2
240R
3752
F759
180R
AGNDB
+5VAV
4V2
4V2 F745 F746
3756
6
2742 5
5724 F713 F748
100R
Y_OUT 2V 2 7721-A
12u BC847BPN
3757 F770
2u2
1
1V2 2V2
220R
220R
3762 F749
AGNDB
u 1 6 3
12 13 14 15 16 17
.
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2 4
9 9 8
18 19 20 21 22 23
+3V3 +5V
4
7708
7701-B
BC847BPN BSN20
3
F722
5709 F887
3709 (V)
R_VID M7-133 M6-87 SCL SCL2
* BLM11
68R 3768
47R
*
3769
F747
5710 F888
47R
M6-86 SDA SDA2
BLM11
7710
BSN20
4
7705-B
BC847BPN
3
3719 G_VID (Y)
M7-134
68R
1702
F714 KOKSCLK 1
M6-117
2
DGND
+12V
F723
M6-118 KOKLRCLK 3
DGND 4
F732
M6-119 KOKDATA 5
DGND 6
F737 KOKPCMCLK 7
M6-120
4
7709-B F742
M6-109 KOKVOCDET 8
BC847BPN
3
3730
B_VID (U)
M7-135
68R
1 5 1 5 0 8 9 2 4
1704
DGND 1
SDA 2
M6-86
3
M6-87 SCL
4
7714-B M6129 F777 YSYNC 4
BC847BPN
F776 HSYNC 5
3 M6128
3739 CVBS_VID
M7-136 DGND 6
68R
M9-180 F780 27M_CLK_PSCAN 7
DGND 8
F763
M6-101 YC0 9
DGND 10
F765 YC1 11
M6-102
DGND 12
F767 YC2 13
M6-103
4
DGND 14
7717-B
F769
BC847BPN M6-104 YC3 15
3
+5V 16
+5VD
3748
C_VID M7-137
F771
M6-105 YC4 17
68R
5726 +3V3PS
+3V3PS 18
+3V3
100MHZ
F773 YC5 19
M6-106
+3V3PS 20
F778 YC6 21
M6-107
22
DGND
F775
M6-108 YC7 23
DGND 24
4
7721-B
BC847BPN
3
3758
Y_VID
M7-138
68R
m
c o
18 19 20 21 22 23
* 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-C740/DV-C6660
2
9 9
24 1701 N1 3755 O16 F743 B14
1702 E23 3756 O16 F744 C16
1703 D1 3757 P16 F745 O16
1704 I23 3758 P18 F746 O17
1705 A1 3759 P12 F747 D22
2700 B15 3760 P13 F748 O14
A 2701 B3 3761 P15 F749 P16
2702 B14 3762 P15 F750 G16
2703 C12 3763-D J4 F751 G17
2704 C13 3764 B7 F753 H14
2705 D3 3765 C7 F754 H16
2706 D6 3766 A8 F755 M16
2707 D7 3767 C8 F756 M17
B 2708 D15 3768 C21 F758 M14
2709 E14 3769 D21 F759 N16
2710 F7 3770 N3 F760 B8
2711 E12 3771 O3 F761 A4
M9-139
2712 E13 3772 I3 F762 C8
2713 G7 3773 I3 F763 K21
2714 G8 3774 P3 F764 E17
C
2715 E4 3775 H3 F765 L21
2716 E4 5700 A4 F766 J17
2717 C23 5701 B13 F767 L21
F768 C17
2718 G15 5702 C4
2719 D23 5703 C9 F769 M21
2720 G14 5704 D9 F770 P17
M9-140
2721 H12 5705 E8 F771 M21
D
2722 H13 5706 E13 F772 H17
2723 I7 5707 F8 F773 N21
2724 J15 5708 G8 F774 M17
2725 J14 5709 C23 F775 O21
2726 K12 5710 D23 F776 J21
2727 K13 5712 H13 F777 J21
E
2728 K7 5713 H8 F778 N21
2729 L7 5714 H8 F779 E3
2730 L7 5715 J13 F780 K21
2731 L15 5716 J8 F781 H4
2732 M14 5717 K8 F782 I4
2733 M12 5718 L8 F783 I4
2734 M13 5719 M8 F784 D9
F
2735 N6 5720 M8 F785 N8
2736 N8 5721 M8 F786 H9
2737 L4 5722 M13 F787 H9
2738 M3 5723 L4 F788 H3
2739 O15 5724 O13 F789 H3
2740 O6 5725 F8 F790 G3
2741 O7 5726 M21 F791 H3
G
2742 O14 7700 A7 F792 G3
2743 P12 7701-A B16 F793 G3
2744 P13 7701-B B17 F794 F3
2745 K9 7703 C8 F795 G3
2746 K9 7704 E7 F796 F3
2747 N8 7705-A E16 F797 F3
H
2748 D9 7705-B E17 F798 J3
2749 I9 7707 F6 F799 F3
2750 I9 7708 B21 F880 H4
9 8 2 9 9
2751 I8 7709-A H16 F881 H5
3700 C9 7709-B G17 F882 I4
3701 A9 7710 D22 F883 J3
3702 C7 7713 H7 F884 K3
I
3703 A7 7714-A J16 F885 K3
3704 B15 7714-B J17 F886 K3
3705 B16 7716 J6 F887 C23
3706 B9 7717-A M16 F888 D23
3707 B16
7717-B M17 F889 I4
3708 C16 7719 M6 F890 I5
3709 C18 7720 M5 F891 H7
J
3710 C12 7721-A O16 F892 N3
3711 C13 7721-B O17 F893 O3
3712 C15 F700 B13 F894 P2
3713 C9 F701 E13 F895 H3
3714 C15 F702 H13 F896 E3
3715 D15 F703 I3
K 3716 D16 F704 J13
3717 E16 F705 M13
3718 E16 F706 E3
3719 E18 F707 B2
3720 E12 F708 I3
3721 E13 F709 J7
3722 E15 F710 J9
L
3723 F15 F711 K9
3724 B22 F712 C4
3725 C22 F713 O13
3726 G15 F714 F21
3727 G16 F715 L9
3728 G16 F716 K2
3729 H16 F717 M9
M
3730 H18 F718 M9
3731 H12 F719 L2
3732 H13 F720 L4
3733 H15 F721 M9
3734 H15 F722 B22
3735 J15 F723 F21
N
3736 J16 F724 C9
3737 J16 F725 E9
3738 J16 F726 E8
3739 J18 F727 F9
3740 K12 F728 G8
3741 K13 F729 G9
3742 K15 F730 E16
O
3743 K15 F731 E17
3744 L15 F732 G21
3745 L16 F733 E14
3746 M16 F734 F16
3747 M16 F735 J16
3748 M18 F736 J17
3749 M12 F737 G21
P
3750 M13 F738 J14
3751 M15 F739 K16
3752 N15 F740 B16
3753 L3 F741 B17
3754 O15 F742 G21
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