Yamaha RX-V1900, Руководство по обслуживанию

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CB121 CB122
IC124
IC123
IC121
IC122
A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
RX-V1
90
0/HTR-6290/DSP-AX1
90
0
13
6
D-VIDEO 2/5
A-2
POINT
A-2 XL121 (Pin 38 of IC124)
-5.1
0
0 0 0
5.1
-5.1 -5.1
0 0
0.1 5.1
-5.1
0.7 0.7 0 0.7
0.8
0 0.4
0.4
5.1 5.1
1.0
1.7
0
3.3
0
0
1.6
0
0
3.3
0
0
1.8
1.7
0
0
0
0.1
0.1
0
1.8
0
0
0
0
0
0.1
0.1
0.1
0.9
0.9
0.5
0
0
1.8
1.7
0.8
0
3.3
0
0
3.3
3.3
0
0
0
0
0
0
0
1.8
1.6
0
1.2
1.6
0
0
0
0
0.1
3.3
1.6
1.6
0
0
0.1
1.8
3.3
3.3
3.1
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0.1
1.2
0.1
0
1.8
0.1
1.6
0.2
0.1
1.6
1.8
0 0
0.4 0.7 0.4
0
3.3 0.7 0.7 0.4 0.1
0
0
0
0
0.3 0.2 0.2 0.3 0.1 0.1
0 0 0 0 0 0 0
1.5
0
0.1
0
1.1
3.3
1.6 1.9
3.3 0 3.3 0 0 0.2 0.2 0.2 0.1 3.3 0 0.1 3.1 0 0
0
1.8
0
3.3
0 0 0.1 0.1 0.1 0
1.1
0
0 0 0
0 0 0
1.8 2.4 3.3 0 0 2.4 2.4
0 0
1.4 0.4
to D-VIDEO 3/5
to D-VIDEO 3/5
to D-VIDEO 3/5, 4/5
to D-VIDEO 4/5, 5/5
to D-VIDEO 5/5 to D-VIDEO 5/5
VIDEO ENCODER
D/A
A/D
VIDEO DECODER
INPUT
MUX
A
T
A
D
P
M
A
L
C
PREPR
OCESSOR
DECIMA
TION
AND
DO
WNSAMPLING
FIL
TERS
A/D
10
Y
XT
AL
XT
AL1
10
CVBS/Y
CVBS
C Cr Cb
10 10 10
ANTI
ALIAS FIL
TER
10
Cr Cr
Y
Cb Cb
ANTI
ALIAS FIL
TER
10
ANTI
ALIAS FIL
TER
CLAMP
SERIAL INTERF
A
C
E
CONTR
OL AND
VBI D
A
TA
A/D
CLAMP
A/D
CLAMP
A/D
10
10 10 10
8 8 8
SYNC PR
OCESSING AND
CLOCK GENERA
TION
DIGIT
AL INPUT POR
T
D
VI or HDMI
COLORSP
A
C
E
CONVERSION
DIGIT
AL
FINE
CLAMP
A
CTIVE PEAK
AND AG
C
MA
CR
O
VISION
DETECTION
CGMS D
A
TA
EXTRA
CTION
COMPONENT PR
OCESSOR
GAIN
CONTR
OL
OFFSET
CONTR
OL
A
V
CODE
INSER
TION
SSPD
STDI
ANTI
ALIAS FIL
TER
24
16
8
P29-P22 P19-P12 P9-P2 PIXEL D
ATA
HS
8
VS FIELD/DE LLC1 INT SFL/ SYNCOUT
8
MA
CR
O
VISION
DETECTION
ST
AND
ARD
A
U
T
ODETECTION
VBI D
A
TA
RECO
VER
Y
F
SC
RECO
VER
Y
LUMA
FIL
TER
LUMA
RESAMPLE
OUTPUT FIFO AND FORMA TTER
SYNC
EXTRA
CT
RESAMPLE CONTR
OL
LUMA
2D COMB (5H MAX)
CHR
OMA
FIL
TER
CHR
OMA
RESAMPLE
CHR
OMA
2D COMB (4H MAX)
F
AST
BLANK
O
VERLA
Y
CONTR
OL
AND
A
V
CODE
INSER
TION
CHR
O
MA
DEMOD
ST
AND
ARD DEFINITION PR
OCESSOR
IC124
: AD
V7401BSTZ-80
Multif
or
mat SDTV/HDTV video decoder and RGB g
raphics digitiz
er
R
GND_IO VDD_IO
10-BIT
SD
VIDEO DATA 20-BIT ED/HD VIDEO
DATA
S_HSYNC
P_HSYNC
P_VSYNC
P_BLANK
S_VSYNC
11-BIT DAC 1
DAC 1
11-BIT DAC 2
DAC 2
11-BIT DAC 3
DAC 3
11-BIT DAC 4
DAC 4
11-BIT DAC 5
DAC 5
11-BIT DAC 6
DAC 6
MULTIPLEXER
REFERENCE AND CABLE
DETECT
16x/4x OVERSAMPLING
DAC PLL
VIDEO TIMING GENERATOR
POWER
MANAGEMENT
CONTROL
CLKIN (2)
PV
DD
PGND
EXT_LF (2)
V
REF
COMP (2)
R
SET
(2)
ED/HD INPUT
DEINTERLEAVE
PROGRAMMABLE
HDTV FILTERS
SHARPNESS AND
ADAPTIVE FILTER
CONTROL
YCbCr
HDTV
TEST
PATTERN
GENERATOR
YCbCr
TO
RGB MATRIX
G/B
RGB
ASYNC
BYPASS
RGB
DGND (2)
V
DD
(2)
SCL/
MOSI
SDA/ SCLK
A
L
SB/
SPI_SS
SFL/
MISO
MPU PORT
SUBCARRIER FREQUENCY
LOCK (SFL)
YUV
TO
YCrCb/
RGB
PROGRAMMABLE
CHROMINANCE
FILTER
ADD
BURST
RGB/YCrCb
TO
YUV
MATRIX
4:2:2 TO 4:4:4
HD DDR
DEINTERLEAVE
SIN/COS DDS
BLOCK
16x
FILTER
16
x
FILTER
4x
FILTER
AGND
V
AA
ADD
SYNC
VBI DATA SERVICE
INSERTION
PROGRAMMABLE
LUMINANCE
FILTER
ADV7342/ADV7343
IC123
: AD
V7342BSTZ
Multif
or
mat video encoder
AIN1
12
TO
AIN12
CVBS
S-VIDEO
YPrPb
SCAR
T-
(RGB + CVBS)
GRAPPHICS RGB
FB
SCLK
SCLK2
SD
A
SD
A2
ALSB
DCLK_IN
DE_IN HS_IN VS_IN
SOG
SO
Y
P40-P31
24
P29-P20 P11-P10
P1-P0
IC121
: LA73053-TLM-E
Analog dual oper
ational amplifier
35
N.C.
33
VOUT1
31
VOUT2
30
N.C.
29
VOUT3
32
GND
36
N.C.
34
+VCC1
2
N.C.
4
DCCNT1
6
VIN2
7
MUTE1
8
VIN3
5
GND
1
N.C.
3
VIN1
27
-VCC2
25
+VCC2
23
GND
22
VOUT5
21
N.C.
24
VOUT4
28
-VCC1
26
N.C.
10
N.C.
12
VIN4
14
GND
15
VIN5
16
MUTE2
13
DCCNT2
9
N.C.
11
N.C.
19
-VCC3
20
VOUT6
18
-VCC4
17
VIN6
DR
6dB
+Vcc
DR
6dB
DR
6dB
DR
6dB
+Vcc
DR
6dB
DR
6dB
IC122
: SN74LVC2G125DCUR
Dual bus buffer gate
1 2 3 4
8 7 6 5
1OE
1A 2Y
GND
VCC 2OE 1Y 2A
Y
1
A
1
1OE
1 2
Y
2
A
2
2OE
7 5
6 3
to A-VIDEO_CB202
P
age 133
G2
to A-VIDEO_CB201
P
age 133
F2