Yamaha HTR-6150, Руководство по обслуживанию

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IC21
IC22
CB21
CB22
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V563/HTR-6150/DSP-AX563
84
★
All voltages are measured with a 10M
Ω
/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.
DSP 2/8
3.3
1.7 0 3.3 3.3 3.3 3.3
3.3
1.3
1.3
1.9
0
3.3
0
3.3
0
3.3
0
0.4
0.4
3.3
0
0
0
0
0
0
0
1.7
0
1.7
1.7
3.3
0
0
3.1 3.3 3.3 3.3
0
3.2 3.2
1.3 1.4 0.7
3.1
1.9
1.9
0
3.0
3.0
V OUT V IN
GND
1 3
2
IC22 : NJM2845DL1-18
Low dropout voltage regulator
Bandgap
Reference
Thermal
Protection
IC21 : ADV7172KSTZ
Digital PAL/NTSC video encoder
8
8
10-BIT
DAC
R SET1
COMP1
ADV7172/ADV7173
COLOR
DATA
P0
V
REF
R
SET2
COMP2
P7
DAC E
DAC F
DAC D
DAC A
DAC B
DAC C
BRIGHTNESS AND
CONTRAST CONTROL
+
ADD SYNC
+
INTERPOLATOR
10
LUMA
PROGRAMMABLE
FILTER
+
SHARPNESS
FILTER
SATURATION CONTROL
+
ADD BURST
+
INTERPOLATOR
10
PROGRAMMABLE
CHROMA
FILTER
10
8
8
8
REAL-TIME
CONTROL CIRCUIT
SCRESET/RTC
MODULATOR
+
HUE
CONTROL 10
10
10
10
10-BIT
DAC
10
10-BIT
DAC
10
M
U
L
T
I
P
L
E
X
E
R
Y
U
V
8
4:2:2 TO
4:4:4
INTER-
POLATOR
10 10
SIN/COS
DDS BLOCK
DAC
CONTROL
BLOCK
DAC
CONTROL
BLOCK
10-BIT
DAC
10
10
10
10
10-BIT
DAC
10
10-BIT
DAC
10
M
U
L
T
I
P
L
E
X
E
R
YUV TO
RBG
MATRIX
+
YUV
LEVEL
CONTROL
BLOCK
I 2 C MPU PORT
HSYNC
FIELD/
VSYNC
BLANK
TTX
TTXREQ
V
AA
RESET
TELETEXT
INSERTION BLOCK
YCrCb
TO
YUV
MATRIX
CLOCK CSO_HSO VSO CLAMP SCLOCK SDATA
ALSB
VIDEO TIMING
GENERATOR
GND
PAL NTSC
VIDEO ENCODER
to DSP 6/8
to DSP 6/8
to DSP 1/8
to DSP 1/8
to DSP 1/8
to DSP 1/8
to DSP 1/8
to DSP 6/8
to DSP 1/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 5/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to DSP 6/8
to VIDEO (1)_CB303
Page 95 K4
to VIDEO (2)_CB326
Page 96 D1