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Yamaha RX-V1800 Service Manual page 132

Av receiver/av amplifier
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A
B
C
RX-V1800/HTR-6190/DSP-AX1800
D-VIDEO 2/5
1
2
3
Page 129
F1
to A-VIDEO_CB202
4
CB121
Page 129
E1
to A-VIDEO_CB201
5
CB122
6
7
8
9
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
10
132
D
E
F
-5.1
-5.1
0
0.7
5.1
0
0.7
0
0
0
1.4
5.1
0.4
-5.1
-5.1
0.4
5.1
0
0.7
0
0
0.8
0.1
0.4
5.1
LPF
0
0
0.3
0.2
0.2
0.3
0.1
0.1
0
0
1.1
3.3
1.6
1.9
0
0
1.1
0
0
0
1.5
0
0.1
0
G
H
I
1.0
0
0
1.8
0
0
VIDEO ENCODER
0
0
0.4
0
D/A
0
0.7
0.4
1.8
IC123
0
2.4
3.3
3.3
0.7
0
0.7
0
0.4
2.4
0.1
2.4
0
0
0
0
0
IC122
0.1
0
0.1
A-2
0.1
0
A/D
0
3.3
VIDEO DECODER
3.3
0
3.3
IC124
0
0
0
1.8
0
0.2
0.2
0.2
0.1
3.3
0
0.1
3.1
0
0
J
K
L
IC121: LA73053-TLM-E
Analog dual operational amplifier
N.C.
1
to D-VIDEO 3/5
N.C.
2
VIN1
3
+Vcc
DCCNT1
4
6dB
GND
5
VIN2
6
6dB
MUTE1
7
VIN3
8
6dB
N.C.
9
10
N.C.
N.C.
11
VIN4
12
+Vcc
DCCNT2
13
6dB
GND
14
VIN5
15
6dB
16
MUTE2
VIN6
17
6dB
-VCC4
18
to D-VIDEO 3/5
IC123: ADV7342BSTZ
Multiformat video encoder
DGND (2)
V
DD
(2)
GND_IO
VBI DATA SERVICE
INSERTION
VDD_IO
10-BIT
RGB/YCrCb
SD
4:2:2 TO 4:4:4
TO
YUV
HD DDR
VIDEO
DEINTERLEAVE
MATRIX
DATA
POINT A-2 XL121 (Pin 39 of IC124)
R
RGB
ASYNC
BYPASS
G/B
YCbCr
20-BIT
ED/HD
ED/HD INPUT
HDTV
TEST
DEINTERLEAVE
PATTERN
VIDEO
DATA
GENERATOR
POWER
MANAGEMENT
VIDEO TIMING GENERATOR
CONTROL
P_HSYNC P_VSYNC P_BLANK
IC124: ADV7401BSTZ-80
Multiformat SDTV/HDTV video decoder and RGB graphics digitizer
ANTI
10
CLAMP
ALIAS
A/D
DATA
FILTER
PREPROCESSOR
10
AIN1 12
TO
ANTI
AIN12
10
10
INPUT
CLAMP
ALIAS
A/D
DECIMATION
FILTER
MUX
AND
CVBS
DOWNSAMPLING
10
S-VIDEO
ANTI
10
FILTERS
YPrPb
CLAMP
A/D
SCART-
ALIAS
10
(RGB + CVBS)
FILTER
GRAPPHICS RGB
ANTI
10
CLAMP
ALIAS
A/D
FILTER
FB
SCLK
SCLK2
SERIAL INTERFACE
SDA
CONTROL AND VBI DATA
SDA2
ALSB
DCLK_IN
SYNC PROCESSING AND
CLOCK GENERATION
DE_IN
HS_IN
VS_IN
SSPD
STDI
SOG
SOY
XTAL
XTAL1
8
P40-P31
DIGITAL INPUT
P29-P20
24
8
COLORSPACE
PORT
P11-P10
CONVERSION
8
P1-P0
DVI or HDMI
to D-VIDEO 3/5
to D-VIDEO 5/5
to D-VIDEO 4/5, 5/5
to D-VIDEO 5/5
M
N
IC122: SN74LVC2G125DCUR
Dual bus buffer gate
1OE
1
8
VCC
36
N.C.
1A
2
7
2OE
35
N.C.
2Y
3
6
1Y
GND
4
5
2A
34
+VCC1
DR
33
VOUT1
1
1OE
GND
32
2
6
1A
1Y
31
VOUT2
7
DR
2OE
N.C.
30
5
3
2A
2Y
29
VOUT3
DR
28
-VCC1
27
-VCC2
26
N.C.
25
+VCC2
DR
24
VOUT4
23
GND
22
VOUT5
DR
21
N.C.
20
VOUT6
DR
19
-VCC3
SCL/
SDA/
ALSB/
SFL/
MOSI
SCLK
SPI_SS
MISO
AGND
V
AA
ADV7342/ADV7343
SUBCARRIER FREQUENCY
MPU PORT
LOCK (SFL)
11-BIT
DAC 1
DAC 1
YUV
16x
PROGRAMMABLE
TO
ADD
FILTER
LUMINANCE
YCrCb/
11-BIT
SYNC
DAC 2
FILTER
RGB
DAC 2
ADD
PROGRAMMABLE
16x
11-BIT
SIN/COS DDS
DAC 3
CHROMINANCE
FILTER
DAC 3
BURST
BLOCK
FILTER
11-BIT
RGB
DAC 4
DAC 4
11-BIT
DAC 5
YCbCr
DAC 5
PROGRAMMABLE
TO
HDTV FILTERS
RGB MATRIX
4x
FILTER
11-BIT
SHARPNESS AND
DAC 6
DAC 6
ADAPTIVE FILTER
CONTROL
16x/4x OVERSAMPLING
REFERENCE
AND CABLE
R
SET
(2)
DAC PLL
DETECT
S_HSYNC
S_VSYNC
CLKIN (2) PV
PGND EXT_LF (2) V
COMP (2)
DD
REF
STANDARD DEFINITION PROCESSOR
MACROVISION
STANDARD
VBI DATA RECOVERY
DETECTION
AUTODETECTION
CVBS/Y
LUMA
Y
LUMA
LUMA
2D COMB
FILTER
RESAMPLE
(5H MAX)
8
P29-P22
16
P19-P12
8
P9-P2
F
SC
SYNC
RESAMPLE
FAST
RECOVERY
EXTRACT
CONTROL
PIXEL
BLANK
8
DATA
OVERLAY
CONTROL
AND
CVBS
Cr
HS
CHROMA
CHROMA
AV CODE
C
CHROMA
CHROMA
DEMOD
2D COMB
Cb
INSERTION
VS
FILTER
RESAMPLE
(4H MAX)
FIELD/DE
Cr
Cb
Y
LLC1
Cr
Cb
SFL/
SYNCOUT
COMPONENT PROCESSOR
ACTIVE PEAK
MACROVISION
CGMS DATA
AND
DETECTION
EXTRACTION
INT
AGC
10
DIGITAL
24
10
GAIN
OFFSET
AV CODE
FINE
CONTROL
CONTROL
INSERTION
10
CLAMP

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