Video Encoder - Onkyo TX-SR604 Service Manual

E
TO NADG-8816
(SD-6:D1)
P2004B
GND_VD
VMUT
C4176 104Z
PRIN_DAC
104Z
C4177
PBIN_DAC
C4244 104Z
104Z
C4243
C4178 104Z
SYCDET
24 PBIN1
PB1
C4242
23
CY6
22 180J
104Z
CY5
CYIN_DAC
21 180J
CY4
20 CYIN3
CY3
19 CYIN2
CY2
18 CYIN1
CY1
C4136
17 OSDCS
BIAS
16 22/50 COUT OSDDA
C8
15 C4150 104Z CIN_DAC OSDCK
C7
14 C4137 104Z
C6
13
GND1
12 CIN_V4
C5
11 CIN_V3 COFF
C4
10 CIN_V2
C3
9 CIN_V1
C2
8 CIN_DVD SDET
C1
C4138 104Z
7 OSDOUT_1
VCC1
6 C4139 OSDOUT_2 OSDOUT_2
Y8
5 10/50 YIN_DAC VOUT
Y7
C4140
4
Q4016
Y6
YIN_V4
3 104Z
RN1443
Y5 SELV
2 YIN_V3
Y4
YIN_V2
1
Y3
YOUT
Q4015
RN1443
SELY
C4141
47/25
COFF
+5V_VDD
SCL
SDA
VDRST
VSYNC
+5V_VD
D
R4159 Q4008
G
2SK3019
10k
S
D
R4031
G
0
Q4009
S R4058
2SK3019
2.2k
R4032
0
R4059
2.2k
Q4010
RN1401
R4061 100
R4060
4.7K
C4065
104Z
C4064
104Z
1
VAA
R4051 33 2
P0
R4050 33 3
P1
R4049 33 4
P2
R4048 33 5
P3
C4063
6
P4
R4047 33
7
P5
R4046 33 8
P6
R4045 33 9
P7
R4044 33
Q4018 10
CSO_HSO
RN1401 C4069
11
VAA
104Z 12
GND
C4070
10/16
C4071
104Z
L4006
LBC2518
022K
F
TO NADG-8816
(SD-6:D1)
P2006B
R4147
2.7k
1SS352
OSD
14.23MHz
D4142
C4087
X4001
C4079 474J
1 30
VSS VDD1
100D 2 29 022K
XTALIN1 SYNCDET
C4080 L4008 C4088
3 28
XTALOUT1 CVCOOUT
C4081 L4009 C4089
4 27
HSYNCOUT VCOIN
056J C4090
5 26
XTALIN2 FC
C4082 R4104
17.73MHz R4103
6 25
XTALOUT2 AMPOUT
120 1K
080D X4002 7 24
VSYNCOUT AMPIN
R4107
R4100 2.2K R4106
8 23
CS PDOUT
R4101 2.2K 1.5K 6.8K C4092 682J
9 22
SIN VSS
R4102 2.2K C4093 R4109 220
10 21
SCLK SEPC
0.33/50
11 20
SW1 SYNCIN
12 19 C4094 122K
R4108
SW2 CVCR
820K
13 18
SW3 CVIN
C4084
R4128 14 17 C4096
SW4 VDD2
33 470/6.3
C4086 15 16
RST CVOUT
1/50
C4097
C4095
470J
104Z
Q4012
Q4014
2SA1162-GR
2SA1162-GR
C4102
Q4013 104Z
2SA1162-GR
C4165 R4065
100
104Z
R4068 R4067
68 82
36
COMP1
R4080 R4081
35
DAC A
34 68 82
VAA
R4082
C4074
33
DAC B
100
Q4003 32 104Z
VAA
R4084 68
31 R4085
GND
ADV7172
82
30
C4075
VAA
104Z
29 R4086

VIDEO ENCODER

DAC C
100
28 C4076
DAC D
R4090 100
27 105K
VAA
R4088 R4089
26
GND
68
25 82
DAC E
C4077
R4094
104Z 100
R4092 68 82 R4093
C4078 R4098
105K 100
C4175
R4097
R4096
101J
68 82
+3.3V
NOTE
THE COMPONENTS IDENTIFIED BY MARK
REPLACE ONLY WITH PART NUMBER SPECIFIED.
VOLTAGE (MEASURED WITH VOLTMETER)
ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED.
ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED.
ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED.
ELECTROLYTIC CAPACITORS (
ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED.
EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF
ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED.
THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS.
TO SD-5:G3
EX)
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
+5V_VDD
L4009
NCH-1572
L4008
LBC2518
C4088 270J
C4089 220J
C4090 223J
Q4017
2SC2712-GR
100/16
C4098
+5V_VD
1
D4002
1SS352
R4116
2.2K
+5V_VDD
TO SD-5:G3
+5V_VD
CYIN_DAC
C4170
101J
C4171
101J
PBIN_DAC
C4172
101J
PRIN_DAC
VIN_DAC
C4173
101J
YIN_DAC
C4174
101J
CIN_DAC
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
TX-SR604/604E/8460
G
! ARE CRITICAL FOR SAFETY
IS DC VOLTAGE.(NO INPUT SIGNAL).
) ARE IN uF/WV.
PRINTING SIDE
H