Integra DTR-70.2(B) Service Manual page 36

TX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2
A B
SCHEMATIC DIAGRAMS-36
VIDEO DECODER SECTION
Q Q
3 7 6 3 1 5 1 5 0
1
U008 BAHDM-0157
C8104
L8006
105K
LBC2518T2R2M
P8003C cn11
NC_NSCT-9P2472
2
11 A_HS
10 VGASDA 89
AGND
9 A_VS 90
FB
8 R8103 102K C8001 SOY 91
SOY
7 VGASCL 560 102K C8002 SOG 92
SOG
6 104K C8003 SD_G_IN 93
0 AIN7
5 A_BLUE L8011 R8040 0 R8104 104K C8004 GR_G_IN 94
AIN1
4 0 104K C8005 SD_B_IN 95
0 AIN8
3 A_GREEN L8012 R8041 0 104K C8006 GR_B_IN 96
AIN2
2 104K C8007 SD_R_IN 97
0 AIN9
1 A_RED L8013 R8042 0 104K C8008 GR_R_IN 98
AIN3
C8028 104Z 99
AGND
C8029 103K 100
AGND
C8015 10/16
101
AVDD
C8016 104Z 102
REFOUT
C8017 10/16
C8030 104Z 103
CML
C8018 104Z 104
C8031 103K AGND
R8054 2.7K
C8025 105
AVDD
R8055 2.7K
104Z 106
BIAS
C8026 107
CAPY1
3 104Z
108
CAPC1
C8027
109
CAPC2
R804975 104Z C8009
ADINSY 104K CVBS 110
AIN10
R804575 C8010
ADINPY 104K Y_IN 111
AIN4
R804875 C8011
ADINCV 104K YC_CVBS_AUTO 112
AIN11
R804675 C8012
ADINPB 104K PB 113
AIN5
ADINSC R805075 C8013 YC_C_AUTO 114
104K
AIN12
ADINPR R804775 C8014 PR 115
104K
AIN6
AOUT 116
AOUT
100/4 C8032 117
FUNCT1
HS_IN1 R8056 100 118
GNDVD HS_IN1
HS_IN2 R8057 100 119
HS_IN2
L8001 R8058 5.6K 120
ALSB
VDEC_SDA LBC2518T2R2M R8059 100 121
SDA
VDEC_SCL R8060 100 122
R8075 4.7K SCLK
#VDEC_INT 123
INT
VS_IN2 R8061 100 124
VS_IN2
VS_IN1 R8062 100 125
VS_IN1
DE_IN 126
DE_IN
DEC53 NC_33X4 R8074 127
P53
DEC52 128
P52
DEC51 129
4
P51
DEC50 130
P50
DEC49 NC_33X4 R8076 131
P49
DEC48 132
+3.3VHD1
P48
Q8002
TA4818BF
L8002
1 3 +1.8V_DEC
T E I O
L 1 3 9 4 2 2 9 6 5 1 3
LBC2518T2R2M
L8003
LBC2518T2R2M
5
DEC->VX-50
TC74VCX162827FT Q8809
6
SiI9233(RX)
OUTPUT
PART-32
SW2
RX->VX-50
Q8811 TC74VCX162827FT
7
GND
w w w
VX-50
INPUT
8
PART-34
C D
C8102
823K
X8001
28.6363MHz
R8102
1M
SDRAM_CAS
SDARAM_RAS
SDRAM_CS
SDRAM_BA0
SDRAM_BA1
SDRAM_A10
DGND_SDRAM
DVVIO_SDRAM
DVDD
DGND
SDRAM_A0
SDRAM_A1
SDRAM_A2
SDRAM_A3
SDRAM_A4
SDRAM_A5
SDRAM_A6
SDRAM_A7
SDRAM_A8
SDRAM_A9
SDRAM_A11
ADV7800
DVDD
DGND
Q8001
VS_OUT
FLD_DE_OUT
SFL/SYNC_OUT
CS/HS_OUT
LLC
DGND
DVDDIO
P0
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
SW1
TC74VCX162827FT Q8808
GND
Q8812 TC74VCX162827FT
x a o
SiI9134(TX)
y
. i
PART-32
http://www.xiaoyu163.com
E F
L8005
LBC2518T2R2M
103K C8050
104Z C8049
44
43
R8094 22X4
42 DEC_CS
41 DEC_BA0
40 DEC_BA1
39 DEC_A10
38
103K C8048
37
104Z C8047
36
35
34 DEC_A0
33 DEC_A1
+3.3VHD1
32 DEC_A2
31 DEC_A3
R8093 22X4
30 DEC_A4
29 DEC_A5
28 DEC_A6
27 DEC_A7
22X4
26 R8092 DEC_A8
25 DEC_A9
C8148
24 DEC_A11
+
23 100/4
22X4 R8091
22
21 DECVSYNC
20 DECBLNK
19 SFL/SYNCOUT C8121 1 54
VDD VSS
18 DECHSYNC DEC_DQ0 104Z 2 53 DEC_DQ15
DQ0 DQ15
17 R8090 33X4 DECPIXCLK C8122 3 52
VDDQ VSSQ
16 R8089 22 DEC_DQ1 104Z 4 51 DEC_DQ14
DQ1 DQ14
15 DEC_DQ2 5 50 DEC_DQ13
DQ2 DQ13
14 DECCR0 6 49 C8127
VSSQ VDDQ
13 DECCR1 DEC_DQ3 7 48 104Z DEC_DQ12
DQ3 DQ12
12 DECCR2 DEC_DQ4 8 47 DEC_DQ11
DQ4 DQ11
11 DECCR3 C8123 9 46
VDDQ VSSQ
R8088 33X4
10 DECCR4 DEC_DQ5 104Z 10 45 DEC_DQ10
DQ5 DQ10
9 DECCR5 DEC_DQ6 11 44 DEC_DQ9
DQ6 DQ9
C8126
8 DECCR6 12 43
VSSQ VDDQ
7 DECCR7 DEC_DQ7 13 42 104Z DEC_DQ8
DQ7 DQ8
R8087 33X4 C8124
6 DECCR8 14 41
VDD VSS
5 DECCR9 DEC_LDQM 104Z 15 40
LDQM NC
4 DECCB0 DEC_WE 16 39 DEC_UDQM
WE UDQM
3 DECCB1 DEC_CAS 17 38 DEC_SDCLK
CAS CLK
R8086 33X4
2 DEC_RAS 18 37 DEC_CKE
RAS CKE
1 DEC_CS 19 36
CS NC
DEC_BA0 20 35 DEC_A11
BA0 A11
DEC_BA1 21 34 DEC_A9
C8046 BA1 A9
103K
DEC_A10 22 33 DEC_A8
C8045 A10 A8
104Z
DEC_A0 23 32 DEC_A7
103K C8044 A0 A7
DEC_A1 24 31 DEC_A6
104Z C8043 A1 A6
Q Q
DEC_A2 25 30 DEC_A5
A2 A5
3 7 6
DEC_A3 26 29 DEC_A4
A3 A4
C8125
27 28
VDD VSS
104Z
DGND
SW3
DEC->ENC,TX
Q8810 TC74VCX162827FT Q8815 TC74VCX162827FT
GND
SW4
RX->TX
Q8813 TC74VCX162827FT Q8814 TC74VCX162827FT
u 1 6 3
INPUT
TX-NR3008/ 5008, TX-NA5008, DTR-70.2/ 80.2, PR-SC5508, DHC-80.2
G H
Schematic Diagram (PART-36)
VIDEO DECODER /SW SECTION
8 9 2 4 9
Model No.TX-NR3008/NR5008/NA5008,DTR-70.2/80.2,PR-SC5508,DHC-80.2
ADINCV
ANALOG VIDEO
ADINSY
ADINSC
INPUT
ADINPY
ADINPB
ADINPR
3 1 5 1 5 0 8 9
DGND
VX-50
OUTPUT
PART-34
GND GND
TC74VCX162827FT Q8818
+3.3VHD1
m
c o
.
I J K
8 2 9 9
2 4 9 8 2 9 9
SW5
VX-50->TX
TC74VCX162827FT Q8817
GND