Onkyo TX-SR804 Service Manual page 46

A B
SCHEMATIC DIAGRAM-9 (SD-9)
VIDEO SECTION
NAVD-8991
U09 VIDEO PC BOARD
P4001
1
PR_IN3
C4001
PR PRIN3
10/50
COMPONENT PB_IN3
C4002
PB PBIN3
VIDEO IN 3
10/50
CY_IN3
C4003
CYIN3
Y
10/50
PR_IN2
PR C4004
PRIN2
10/50
COMPONENT
PB_IN2
C4005
PB PBIN2
VIDEO IN 2
10/50
CY_IN2
C4006
Y CYIN2
10/50
2
C4019
P4002
103K PR_IN1
C4007
PR PRIN1
10/50
COMPONENT PB_IN1
C4008
PBIN1
PB
VIDEO IN 1
10/50
CY_IN1
C4009
Y CYIN1
10/50
PR R4201
75
COMPONENT
R4202
PB
VIDEO OUT
75
R4203
3 Y
75
C4013
103K C4010
P4003
104Z
C4011
C 1 4 Y
VIDEO 3 IN 2 5 10/50
C4012
6
10/50
R4013
75
R4014
C 8 11 Y
VIDEO 2 OUT 9 12 R4015
75
13 75
C4014
C4016
P4004
103K 104Z
C4017
C 1 4 Y
VIDEO 2 IN
2 5 10/50
6
4
C4018
10/50
R4019
75
Y R4020
C 8 11
VIDEO 1 OUT
9 12 R4021 75
75
13
C4015
C4022
P4005 104Z
103K
C C4023
1 4 Y
VIDEO 1 IN
2 5
10/50
C4024
6
10/50
104Z
C4025
C Y
C4026
8 11
9 12
DVD IN 10/50
C4027
13
10/50
5
C4021
P4006 103K R4028
75
C 4 3 Y R4029
MONITOR
2 1 R4030
75
OUT
75
7
103K
C4020
C
C4135
104Z
C4103
41
PBOUT2
C4104
220/6.3 42
PBOUT1
220/6.3 C4154 43
GND2
C4122 C4105 221J
44
CYOUT3-FB
C4106
104Z 45
22/50
PROUT CYOUT3
C4123 C4107
220/6.3 46
CYOUT2-FB
C4108
47
47/25 22/50
CYOUT2
C4109
220/6.3 C4155 48
COUT4
R4032 221J 49
104Z
VCC2
PBOUT
2.2 50
COUT3
C4111
COUT_V2 51
COUT2
C4112
COUT_V1 104Z 52
COUT1
104Z
53
CYOUT GND3
54
YOUT4-FB
C4114
YOUT_MON 55
YOUT4
56
470/6.3
YOUT3-FB
C4116
57
CIN_V3 YOUT3
C4124 58
470/6.3
YOUT2-FB
C4118
47/25 59
YIN_V3 YOUT2
C4119
470/6.3 60
YOUT1
R4031 2.2
61
220/6.3
VIN_V3 VCC3
62
C4125
VOUT4-FB
C4121
63
104Z VOUT4
470/6.3 64
R4040
SDA
COUT_V2
10K
YOUT_V2
VOUT_V2
CIN_V2
R4173
YIN_V2
100
VIN_V2
VOUT_V2
COUT_V1
YOUT_V1
VOUT_V1
CIN_V1
YIN_V1
VIN_V1
CIN_DVD
YIN_DVD
VIN_DVD
COFF
C4110
COUT_MON
104Z
YOUT_MON
VOUT_MON
D E
TO NAAR-8997
SD-4:C5
R4038
2SB1240-R
82(1W)
Q4008
R4039
82(1W)
TA4805 2SB1240-R
Q4001 Q4006
R4037
+5V_VD 3 1
O I
15(1/2W)
Q4007
RN1402
VMUT
CYOUT2
PBOUT2
PROUT2
PRIN_DAC
PBIN_DAC
R4153
24 PBIN1
PB1
23 0
CY6
C4242
22 180J
CY5
21 104Z CYIN_DAC
CY4 180J
20 R4152 0 CYIN3
CY3
19 R4151 0 CYIN2
CY2
18 C4136 CYIN1 VSYNC R4129
CY1
22/50
17 R4150 0 OSDCS 33
BIAS
16 COUT OSDDA
C8
15 C4150 104Z CIN_DAC OSDCK
C7
14
Q4002
C6
13 C4137 104Z
GND1
AN15881A-VT
12 CIN_V4
C5
11 CIN_V3 COFF
C4
10 CIN_V2
C3
9 CIN_V1
C2
8 C4138 CIN_DVD
C1
7 104Z
VCC1
6 C4139 OSDOUT_1
Y8
10/50
5 YIN_DAC
Y7
4 C4140
Y6
3 104Z YIN_V4
Y5
2 YIN_V3
Y4
1 YIN_V2
Y3
C4141
47/25
Q4013
2SA1162-GR
OSDOUT_1
VIN_DAC
R4174 SCL
100 SDA
SELV
RN1443
SELY
VOUT
YOUT
COUT
F G
TO NAAR-8997 TO NAAR-8997 TO NAETC-9001
SD-4:D1 SD-4:C5 SD-7:F4
P2004B P2006B P2005B JL2006
Q4051
RN1401
Q4052
RN1401
Q4053
RN1401
Q4054
RN1401
OSD
X4001
474J
14.318MHz C4087
C4079 1 30
VSS VDD1
100D L4008 022M
2 29
XTALIN1 SYNCDET
C4080 3 28 LBC2518 C4088 270J
XTALOUT1 CVCOOUT
C4081 L4009 056J C4089 220J
4 27
HSYNCOUT VCOIN
5 26 NCH-1572 C4090 223J
XTALIN2 FC
R4104 1K
C4082 X4002 6 25 R4103
XTALOUT2 AMPOUT
17.734MHz 120 C4091
7 24 R4106
080D
AMPIN
VSYNCOUT 1/50
R4107
R4100 2.2K 8 23 6.8K
CS PDOUT
R4101 2.2K 9 22 1.5K C4092 682J Q4017
SIN VSS 2SC2712-GR
R4102 2.2K 10 21 R4109 1K
SCLK SEPC
C4094
11 20
SW1 SYNCIN
12 19 122K 100/16
C4093
SW2 CVCR
0.33/50 C4098
13 18 470/6.3
SW3 CVIN
R4128 14 17 C4096 C4095 104Z
VDD2
SW4
C4086
33 15 16
RST CVOUT
C4097
1/50
470J
2SA1162-GR 2SC2712-GR
Q4021 Q4020
2SA1162-GR
Q4012
C4102
C4170
103K
D4002
100/16
100/16
1SS352
C4099 R4167
Q4014
330
2SA1162-GR
OSDOUT_2
Q4016
HDASY 21
Q4015
Q4022
20
RN1443 GND_HD
HDASC 19
2SA1162-GR
18
GND_HD
R4225
CYOUT2 HDAPY 17
16
0 GND_HD
R4221 15
PBOUT2 HDAPB
14
0 GND_HD
R4145 13
PROUT2 HDAPR
GND_HD 12
0
11
CYIN_DAC HDBPY
GND_HD 10
PBIN_DAC HDBPB 9
GND_HD 8
PRIN_DAC HDBPR 7
6
GND_HD
NOTE
YIN_DAC HDBSY 5
4
GND_HD THE COMPONENTS IDENTIFIED BY MARK
CIN_DAC HDBSC 3
REPLACE ONLY WITH PART NUMBER SPECIFIED.
2
GND_HD
VOLTAGE (MEASURED WITH VOLTMETER)
VIN_DAC HDBCV 1
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.
EX)
CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT.
TX-SR804/804E
H
<Note>
SD-x:XY is short for Shcematic Diagram-x and
each socket's location, X=A to H, Y=1 to 5.
!
ARE CRITICAL FOR SAFETY
IS DC VOLTAGE.(NO INPUT SIGNAL).
) ARE IN uF/WV.
PRINTING SIDE