Yamaha DRX-2 Service Manual page 175

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I SCHEMATIC DIAGRAM
DIGITAL (Digital Board Chrysalis 2.1): VIDEO IO
1
2
3
VIP_ANALOG_VIDEO_INPUT
I934
2900
V_IN_VIP
100n
I935
2901
R_IN_VIP
A
100n
I929
2902
I927
C_IN_VIP
3901
1%
I936
100n
180R
2903
U_IN_VIP
100n
I937
2904
B_IN_VIP
100n
I938
2905
Y_IN_VIP
B
100n
I939
2906
G_IN_VIP
I930
I928
2907
100n
CVBS_Y_IN_A
100n
I931
2908
CVBS_Y_IN_B
3905
100n
180R
1%
I932
CVBS_Y_IN_C
2909
3906
100n
560R
1%
C
2932
100n
not used
+5V_Buffer
2938
D
100n
-0.1V
3907
7904
BC847B
100R
I933
CVBS_OUT_B_VIP
2911
3908
-0.7V
22n
180R
E
-5V_Buffer
+5V_Buffer
2912
VIDEO_OUT
100n
0.5V
I921
R_OUT
I905
I902
5908
CVBS_OUT
7907
BC847B
1u5
F
-0.1V
-5V_Buffer
+5V_Buffer
2924
100n
0.5V
G
I906
I903
I923
5910
Y_OUT
7908
G_OUT
BC847B
1u5
-0.1V
-5V_Buffer
H
+5V_Buffer
2933
100n
I925
0.5V
B_OUT
I907
5912
I904
C_OUT
7911
BC847B
1u5
0V
I
-5V_Buffer
1
2
3
D_Y 1904-9
A_YCVBS 1904-14
D_YCVBS 1904-11
A: DC, 500mV/Div
A: DC, 200mV/Div
A: DC, 200mV/Div
10us/Div
10us/Div
10us/Div
4
5
6
7
4903
only for NAFTA
4904
only for EUROPE
+5V_Buffer
+5V_Buffer
2913
3941
100n
750R
1%
7910-1
0.4V
5907
I922
3942
AD8062AR
3
1
4905
7906
1u5
1K5
1%
2
BC847B
3943
3944
6K8
1%
5K6
1%
-0.3V
-5V_Buffer
3945
3946
-5V_Buffer
1%
1%
4K7
1K0
+5V_Buffer
3947
only for NAFTA
4K7
1%
2925
100n
I924
5911
0.4V
7909
BC847B
1u5
-0.3V
-5V_Buffer
4906
only for EUROPE
only for EUROPE
+5V_Buffer
2934
3948
1%
750R
100n
7910-2
0.4V
5913
I926
3949
AD8062AR
5
7
4907
1%
7912
1u5
1K5
BC847B
6
3950
3951
-0.3V
1K5
1%
1K5
1%
3952
3953
3954
1%
1%
1%
1K2
4K7
1K0
-5V_Buffer
only for NAFTA
4
5
6
7
D_C 1904-7
D_VR 1904-5
D_YG 1904-3
A: DC, 200mV/Div
A: DC, 200mV/Div
A: DC, 200mV/Div
A: DC, 200mV/Div
10us/Div
10us/Div
10us/Div
8
9
10
11
DIGITAL_AUDIO
3909
SCKE_IN
22R
3910
WSE_IN
22R
3913
SDE_IN
22R
3V3_I2S
7900
74LVC1G04GW
5905
3914
FSCLKE_IN
2
4
NC
68R
5906
3087
SCK012_OUT
47R
5909
3916
WS012_OUT
5914
3917
47R
SD0_OUT
47R
3V3_I2S
7901
74LVC1G04GW
5915
3922
FSCLK012_OUT
2
4
NC
68R
VDD_125
VDD_125
I918
5901
+5V
5.1V
not used
0V
4902
7902
PDTC124EU
3.3V
7905
MPIO7_MUTE_LVn
PDTC124EU
VDD_125
SPDIF_OPT_IN
2920
SPDIF_COAX_IN
7903
100n
74HCT1G125GW
2
SPDIF_OUT
5904
4
3929
EN
56R
1
8
9
10
11
D_UB 1904-1
10us/Div
12
13
14
1900 E14
1901 G13
1904 A14
2036 I5
2046 G12
2900 A4
2901 A4
2902 A1
I908
A_VR
2903 A4
A
2904 A4
I910
A_UB
2905 B4
2906 B4
I911
1904
2907 B1
A_YG
FMN-BMT
2908 C1
2909 C1
I900
22
A_C
I909
21
2910 I12
20
2911 D1
19
I901
18
A_YCVBS
B
2912 E3
17
16
2913 E8
15
2914 F1
14
13
2915 F2
I912
12
D_CVBS
11
2916 F4
10
2917 F5
9
I913
8
D_Y
2918 G11
7
6
2919 G11
5
I914
2920 I11
D_C
4
C
3
2921 G12
2
1
2922 G11
D_VR
I915
2923 G10
2924 G3
I916
D_YG
2925 G8
2926 G1
2927 G2
I917
D_UB
2928 G4
D
2929 G5
F1921
2930 H13
A_BCLK
2931 I13
A_WCLK
F1920
2932 C4
2933 H3
A_DATA
F1918
2934 H8
2935 I1
2936 I2
A_PCMCLK
F1916
2937 I4
E
2938 D2
1900
2939 I13
FMN-BMT
D_BCLK
F1914
2940 I14
F1922
22
3087 E11
21
D_WCLK
20
3901 A2
F1912
19
18
3902 A2
F1911
D_DATA0
17
3905 C2
16
15
3906 C2
14
F
13
3907 D3
12
D_PCMCLK
F1909
3908 D2
11
10
3909 D11
9
3910 D11
8
D_KILL
F1907
7
3911 E2
6
5
3912 E2
4
6
3913 E11
+3V3
3
5
+5V
2
F1904
4
3914 E11
4908
1
3
4909
F1903
G
3915 G11
2
DAOUT
4910
1
3916 F11
F1902
3917 F11
FMN-BMT
1901
3918 F1
DAIO
3919 F2
+3V3
3920 F4
5916
3V3_I2S
3921 F7
3922 F11
3923 G12
H
3924 G1
3925 H10
-5V
3926 G2
5902
I919
3927 G4
4900
-5V_Buffer
3928 G7
4u7
3929 I11
4901
3930 I1
3931 I2
3955
I
3932 I4
1R0
+5V
3933 I7
I920
5903
3934 F2
+5V_Buffer
4u7
3935 F5
3936 G2
3937 G5
3938 I2
3939 I5
3940 G10
12
13
14
3941 E6
3942 F6
DRX-2
3943 F6
I917 D12
3944 F6
I918 G10
3945 F6
I919 H13
3946 F6
I920 I13
3947 G6
I921 F4
3948 H6
I922 F5
3949 H6
I923 G4
3950 I6
I924 G5
3951 I6
I925 H4
3952 I6
I926 H5
3953 I6
I927 A2
3954 I6
I928 B2
3955 I12
I929 A1
3956 I12
I930 B1
4900 H12
I931 C1
4901 I12
I932 C1
4902 H10
I933 D1
4903 D7
I934 A3
4904 E6
I935 A3
4905 F7
I936 A3
4906 H6
I937 A3
4907 I7
I938 B3
4908 G14
I939 B3
4909 G14
4910 G14
5901 G9
5902 H13
5903 I13
5904 I11
5905 E10
5906 E10
5907 F4
5908 F1
5909 F10
5910 G1
5911 G4
5912 H1
5913 H4
5914 F10
5915 F10
5916 H13
7900 E9
7901 F9
7902 H11
7903 I10
7904 D2
7905 H11
7906 F8
7907 F2
7908 G2
7909 G8
7910-1 F6
7910-2 H6
7911 I2
7912 I8
F1902 G12
F1903 G12
F1904 G12
F1907 F12
F1909 F12
F1911 F12
F1912 F12
F1914 E12
F1916 E12
F1918 E12
F1920 D12
F1921 D12
F1922 E13
I900 B12
I901 B12
I902 F2
I903 G2
I904 H2
I905 F1
I906 G1
I907 H1
I908 A12
I909 B14
I910 A12
I911 A12
I912 B12
I913 C12
I914 C12
I915 C12
I916 D12
175

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