Video Section - Integra DTR-30.1 Service Manual

A B
SCHEMATIC DIAGRAMS-4 / PART-6

VIDEO SECTION

Q Q
3 7 6 3 1 5 1 5 0
1
BCVD-0048
U0032 VIDEO PC BOARD
2
NOT USED
1 PR_IN2
2 PB_IN2
3 Y_IN2
4
5
6 PR_IN1
7 PB_IN1
8 Y_IN1
9
10
11 PROUT_2
12 PBOUT_2
13 YOUT_2
14
15 DCTRL
3
16 GND_VD
+5.0V
17 +5V
R3021
75 PR_IN2
PR
C3049
PRIN_2
1/50
R3030
COMPONENT
WF26
75 PB_IN2
IN2 PB
R2007 C3048
PBIN_2
(VCR/DVR)
0 1/50
R3029
WF25
4 75 Y_IN2
Y
C3047 YIN_2
1/50
C3043 WF24
102K
R3028
75 PR_IN1
PR
R2010
C3046 PRIN_1
T E
L 1 3 9 4 2 2 9 6 5 1 3
0
1/50
COMPONENT R3027
WF26
75 PB_IN1
IN1
PB
R2009
C3045 PBIN_1
(DVD/BD)
0 1/50
R3026
WF25
75 Y_IN1
Y
C3044 YIN_1
1/50
WF24
5
R3041 C3004
PROUT_3
PR
75 470/6.3
COMPONENT
R3042 C3007
PBOUT_3
PB
OUT
75 470/6.3
C3011
R3043 YOUT_3
Y
75 470/6.3
C3081
GAME VIN_5
6
R3081
10/50
75
C3040
VIN_4
CBL/SAT
R3023
10/50
75
R3020 C3024
VOUT_1
VCR/DVR OUT
75 470/6.3
C3032
102K
C3036
VIN_3
VCR/DVR
R3017
10/50
75
C3033
VIN_2
DVD IN
7 R3014
10/50
75
WF21
R3011 C3021
MONITOR VOUT_MON
75 470/6.3
OUT
WF21
C3031
102K
<Note>
Refer to SCHEMATIC DIAGRAM-19 / PART-17
for analog video signal waveforms.
w w w
8
C D
NOTE:
XY in "SCHEMATIC-a / PART-b:XY" indicates the target
location of the plug or socket, X=A to E/H/K, Y=1 to 4/5/8.
Video Signal Flow
1 Analog Analog
HDMI HDMI
2
(THROUGH MODE)
3 HDMI HDMI
Analog HDMI
4
5 OSD HDMI
Above analog ex. is Component
6 Composite Composite
FCTRL/DCTRL
R2005 R2004
0 0
POFF2
D9002
Q9001
220(1W)
R9010 2SC2235
D9001 R9001 +5.0V
2.2(1/2W) RL1N4003
(-VP)
D9014
R9012
1(1/2W) KDS4148U
R9013 D9015 D9016
1(1/2W) KDS4148U
UDZS7.5B
JL9101B
TO BAPS-0016
x a o
PART-3:K1 y
. i
http://www.xiaoyu163.com
E F
27 13 VMUT
PBOUT3 MUTE
28 12 VD_SW_SCL
PBOUT2 SCL
29 11 C3001 C3002 VD_SW_SDA
PBOUT1 SDA
30 10 470/6.3 104Z
YOUT3 VCC
31 9
YOUT2 GND
32 8
Q3002
YOUT1 SCIN5
C3012 33 7 105Z C3099
VCC NJW1326FH2 SCIN4
104Z 105Z C3098
34 6
VIDEO SW
SCOUT3 SCIN3
105Z C3097
C3013 35 5
SCOUT2 SCIN2
470/6.3
36 4 105Z C3096
SCOUT1 SCIN1
105Z C3095
37 3
VCC SYIN5
105Z C3094
38 2
SYOUT3 SYIN4
39 1 105Z C3093
SYOUT2 SYIN3
105Z C3092
+5.0V
C3061
AUX_V
10/50
Q Q
3 7 6
+12V_HD (To HDMI)
R9033
+12S (To DSP)
1(1/2W)
+12VTRG (To LAN)
+12VMMP (To U.Port)
D9023
KDS4148U
Q9022B
Q9022
NJM78M05
R9030
1 3
I O
15(2W)
Q9031B
Q9031
MPC2905BHF
R9031 R9032
1 3 +5.0V
I O
3.3(2W) 3.3(2W)
D9011
D5SBA20
4 1
+12V R2115
680
DTR-30.1 ONLY
-12V
+12V
JL5502B
TO BAAF0014
u 1 6 3
PART-3:C1
.
G H J
8 9 2 4 9
3 1 5 1 5 0 8 9 2
Q2072
C3060 NJM2505AF
10/50
1
C2104 R2117
Vout 5
VGND
2
GND 470/6.3 22
4
Vin
3
V+
C2103 R2116
470/6.3 22
R2132
1M
R2048 R2133
NJM4580M-D
R2109
N.M
22 Q2004:A 5
7 22K
R2104
6
22K
R2111
22K
C2080
101J R2130 1M
C2081 R2131
101J N.M
R2110
22K
R2105
Q2004:B 2
1 22K
R2016 R2108
3
R2049
0 22K
22
m
c o
DTR-30.1/DTR-20.1
K L
8 2 9 9
DTR-30.1 ONLY
GND_A
1
C3084
VOUT_2 ADINCV2 2
470/6.3 3
4
470/6.3 75 5
C3009 R3084
ADINPY
YOUT_1 6
7
C3055
PBOUT_1 R3085 ADINPB 8
470/6.3 75 9
ADINPR
PROUT_1 10
11
C3054 R3086
470/6.3 75
GNDP 5
+12V R9029
+12V_HD 4
GNDP
3
0.22(1W)
+12V_HD 2
GNDDSP 1
GNDA 26
GNDA
25
+5VA_CODEC 24
+5.0 +5VD_CODEC 23
GND_DG(GND_VD(MPUGND))
22
GND_VD 21
+12VD 20
+12V
+12VD 19
POFF2 18
R3089 AUX_GNDV 17
AUX_V 16
75
VMUT 15
VD_SW_SCL 14
VD_SW_SDA 13
FCTRL/DCTRL 12
MMPDETINT 11
MMPRST 10
MMPSDA 9
MMPSCL 8
MMPRXD 7
MMPTXD 6
MMPDET 5
+5.0 +5VDIS 4
-VP 3
FLAC2
2
4 9 8 2 9 9
FLAC1 1
3
+12V +12VTRG 2
GND_VD 1
MMPSDA SDA 20
SCL
MMPSCL 19
RESET
MMPRST 18
MMPRXD RX 17
MMPTXD TX 16
DCKDET1
MMPDET 15
MMPDETINT DCKDET2 14
Composite 13
GND_V
12
GND_A 11
GND_IPD 10
AUDIO_R 9
R2015
AUDIO_L 8
0 GND_D 7
GND_D
6
GND_D
5
+12V +12V 4
+12V 3
GND_P
2
29_Chassis 1