Yamaha RX-V861, Руководство по обслуживанию

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2
A B C D E F G H I J
1
3
4
5
7
RX-V861/HTR-6080/DSP-AX861SE/DSP-AX861
6
78
6dB
6dB
6dB
MONITOR OUT
VIDEO/
RECOUT
S VIDEO
COMPONENT
D4 VIDEO L1/L2/L3
DVD
VCR1
V-AUX
C Y
CVBS
Y
C
INPUT SELECTOR
S-Detector
74HCU04
A/D A/D
Decoder Decoder
ADV7401 ADV7401
D/A D/A
Encoder Encoder
ADV7172 ADV7172
Pb/Cb
Pr/Cr
Y
Pb/Cb
Pr/Cr
DVD
DTV/
CBL
DTV/CBL
L1/L2/L3
L1/L2/L3
6dB
6dB
6dB
L1/L2/L3
Cr Cb Y
Cr Cb Y
Cr Cb Y
Y
Pb/Cb
Pr/Cr
DVR
OUTPUT AMP
NJM2581
LA7106
Y
S VIDEO
VIDEO
DVR
VCR
DVR
VCR
Pb/Cb
Pr/Cr
Y Cb Cr
6dB
6dB
6dB
C Y
Y
Cb
Cr
BYPASS Sw
74HC4053
C
Y
CVBS
Y
C
Y
CVBS
5
3
1
3
5
4
9
15
10
14
15
14
15
3
12
8
17
12
17
11
22
31
22
16
7
33
24
16
7
29
20
16
7
16
24
16
20
16
1
2
13
12
9
11
3
7
C Y
28.6MHz
BYPASS
P[2:9]
P[7:0]
HSYNC
/RESET
SFL
SCRESET/RTC
SDA1
SCLK1
SDA2
SCLK2
RECOUT AMP
LA73050
/MTMON
/MTVR1
/MTVR2
BYPASS
/MTMON /CNON
SY
SC
CVBS
SVDET
INPUT
SELECTOR
74HC4052 x2
L3 IN
L1 L2 OUT
Y/Cb/Cr
IN
CBYPASS
CMP0
CMP1
BYPASS
CONVERSION
OUTPUT
SELECTOR
74HC4053
OUTPUT AMP
LA73050
C Y
DVR
DVD
VCR1
V-AUX
DTV/CBL
VCR2/DVR
SDTN
SCKN
/OSDCE
/IC
/AUPH
Frequency-
Counter
TA1318
SDAL
SCLL
Y IN
Y/Cb/Cr
IN
CVBS
SY
SC
OSD
SCLV SDAV
SCLV SDAV
SCLK
SDA
(I2C)
0dB
iPod
iPod
SY VBS SC OSD Cr Cb Y
-6dB
SC SY CVBS Cr Cb Y
AIN7
53 24 25 28 29 33 35
16,19 81,82
20,21
SCLV
SDAV
SCL
SDA
48,49
55 57
71 72
74 76 77
15 39
14,15,48
58-83
50
3
47,51-53
2-9
1,2,66,80
49-79
43,44
26-36
58-71 39-52
17
42 1-3,121
110-144
27,28
104
102
96
97
44
38
37
78
3
AIN8 AIN9 AIN10 AIN4 AIN5 AIN6 SOY DAC F DAC E DAC D DAC C DAC B DAC A
/INT_AD /INT
HS
VS
LLC1
P[12:19]
VSYNC
CLOCK
/RESET /IC
HDMI HDMI
DUAL RECEIVER DUAL RECEIVER
HDMI HDMI
TRANS- TRANS-
MITTER
MITTER
Q[0:23] Q[0:23]
ODC
VSYN
HSYNC
DE
DE
IDCK
VSYN
HSYNC
DE
27MHz
CSCL
CSDA
CSCL
CSDA
SCLH
SDAH
SCLH
SDAH
/RESET
/RES_Rx
/RESET /RES_T
/INTH_RT /INT
/INTH_RT /INT
4 3
8
8
16
4
24
IN1 IN2 OUT
Microprocessor Microprocessor
(VIDEO P.C.B.)
(VIDEO P.C.B.)
SCLV
SDAV
SCLH
SDAH
/IC
/INT_AD
/RES_Rx
/INTH_RT
/RES_Tx
/AUPH
HDMI
Y/Cb/Cr
OUT
0dB
L3 SELECTOR
74HC4052
L1 L2 IN
0V 2.2V 5V
L3DET
AD8056x2
6dB
S2DET LPF
100k
0dB
0dB
0dB
L3 OUT
L1 L2 SELECTOR
74HC4052
L3 OUT
CMP0
CMP1
CBYPASS
VIA
VIB
VIC
BYPASS
CMP0
CMP1
CBYPASS
SDTN
SCKN
/OSDCE
/MTMON
/MTVR1
/MTVR2
/CNON
SVDET
S2DET
L3DET
SDAL
SCLL
VIDEO
RECOUT
OSD
LC74782
L3A
L3B
DAC1
DAC2
DAC1 L3A
DAC2
L
L3B
H
H L
L3 Select Signal
SCVIA
SCVIB
SCVIC
CD4051
VIA
VIB
VIC
74HC4051
74HC4051
15
14
2
12
3
3
3
1
5
4,13
15
14
2
2
12
1
5
4,13
15
14
12
1
5
4,13
IC351
IC352
IC353
Q3501
Q3503
Q3502
IC357
IC358
Q3504
IC359
IC13
IC301
IC1
IC3
IC14
IC27
IC32
IC354
IC355 IC356
IC387
IC385
IC384
IC389
IC388
IC382
IC386
IC381
IC383
INPUT VIA VIB VIC
MUTE L L L
DTV/CBL H L L
DVD L H L
DVR H H L
V-AUX L L H
iPod H L H
VCR L H H
MUTE H H H
VIDEO/S VIDEO Input Selector
(4052)
INPUT CMP0 CMP1
MUTE L L
DVD H L
DVR L H
DTV/CBL H H
COMPONENT Input Selector
(4052)
DAC1 DAC2 OUT
L
L L
H
+5V
HiZ
0V
H
H
H
L +2.2V
L3 Output Selector
Scaler Scaler
ABT1010 ABT1010
C,Y[0:7] DE Hsync Vsync
DE
Hsync Vsync
IN CLK
Y[0:7]
Cr[0:7] Cb[0:7]
SYSCLK
OUT
/RESET
/IC
/IC
1 12
13
HDMI • See page 106, 107
→
SCHEMATIC DIAGRAM VIDEO
VIDEO
S VIDEO
COMPONENT D4 VIDEO
OPERATION
DSP
J model
6dB
6dB
6dB
• See page 101
→
SCHEMATIC DIAGRAM
• See page 103-105
→
SCHEMATIC DIAGRAM
OPERATION • See page 101
→
SCHEMATIC DIAGRAM
• See page 97, 98
→
SCHEMATIC DIAGRAM
DSP • See page 97, 98
→
SCHEMATIC DIAGRAM
VIDEO / HDMI SECTION BLOCK DIAGRAM