Yamaha HTR-5860 Instrukcja serwisowa - Strona 40

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Yamaha HTR-5860 Instrukcja serwisowa
A
B
C
SCHEMATIC DIAGRAM (FUNCTION)
1
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657 Page 92
J-3
TO SUBTRANS (2) CB460
HTR-5860 Page 93
K-3
TO SUBTRANS (2) CB460
2
ANALOG IN
(DVD)
3
4
5
12.0
0
0
6
0
0
0
0
-12.1
12.0
0
0
0
0
0
7
0
-12.1
12.0
0
0
0
0
0
0
-12.1
8
9
IC303 : NJU7312AM
IC304 : NJU7313AM
Analog Function Switch
Analog Function Switch
L1
2
29
R1
L1
2
L2
3
28
R2
L2
3
L3
4
27
R3
L3
4
L-COM1
5
26
R-COM1
L4
5
L4
6
25
R4
L-COM1
6
L5
7
24
R5
L5
7
L6
8
23
R6
L6
8
L-COM2
9
22
R-COM2
L-COM2
9
L7
10
21
R7
L7
10
10
L8
11
20
R8
L8
11
L-COM3
12
L-COM3
12
19
R-COM3
ST
14
17
DATA
ST
14
CONTROL
CONTROL
VDD
30
CK
VDD
30
16
VEE
1
15
VSS
VEE
1
NC
13
18 NC
NC
13
D
E
F
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657 Page 92
K-3
TO SUBTRANS (2) CB459
HTR-5860 Page 93
L-3
TO SUBTRANS (2) CB459
Page 86
D-1
TO DSP CB2
ANALOG IN
L
12.0
0
0
0
0
0
0
-12.1
L
12.0
0
0
0
0
0
0
0
PL
0
0
0
0
0
0
0
-12.1
REGULATOR
12.0
0
0
0
0
0
0
5.1
9.9
5.7
6.1
9.9
6.7
5.7
6.7
0
0
0
0
0
-6.1
0
SW
0
0
-12.1
VOLUME
2.5
0
2.5
2.5
0
2.5
2.5
2.5
5.1
0
0
4.9
0
0
0
0
0
4.9
0
0
4.9
0
0
0
0
0
0
0
0
0
0
0
-6.1
0
0
6.1
L
0
VOLUME
0
C
0
0
0
0
0
0
0
SBL
0
0
0
0
SL
0
6.1
0
0
-6.1
0
0
0
0
0
0
0
0
Page 86
C-1
TO DSP CB11
IC305 : NJU7311AM
IC306–313 : NJM2068MD-TE2
Analog Function Switch
Dual OP-Amp
29
R1
L1
2
29
R1
OUT
1
1
8
28
R2
L2
3
28
R2
–IN
2
7
1
+
–
+
–
27
R3
L-COM1
4
27
R-COM1
+IN
3
6
1
26
R4
5
26
L3
R3
–V
CC
4
5
25
R-COM1
L4
6
25
R4
24
R5
L-COM2
7
24
R-COM2
23
R6
L5
8
23
R5
IC314 : NJM4556AL
22
R-COM2
L6
9
22
R6
Dual OP-Amp
21
R7
10
21
R-COM3
L-COM3
20
R8
L7
11
20
R7
+
12
19
R-COM3
L-COM4
19
R-COM4
17
DATA
ST
14
17
DATA
–
CONTROL
CK
VDD
30
CK
16
16
15
VSS
VEE
1
15
VSS
1
2
3
4
18 NC
NC
13
18 NC
G
H
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657 Page 88
K-4
TO OPERATION (5) W882
HTR-5860 Page 89
K-4
TO OPERATION (4) W882
0
0
10.1
9.4
9.4
0
0
0
0
0.7
0
0
0.7
0
0
0
0
-9.5
-10.2
-9.5
L
0
12.0
0
0
0
0
-6.7
0
0
0
0
0
-12.0
0
0
C3326
-6.7
C3326
0
0
-10.6
-12.0
0
0
0
0
0
0
0
0
0
-12.1
12.0
C
0
0
0
0
0
0
0
0
0
SW
-12.1
0
0
0
0
0
-12.0
-12.0
0
0
0
0
0
C
0
SL
0
0
0
0
0
0
0
0
C3326
0
-12.0
0
SBL
0
C3326
0
-12.0
0
C3326
-12.0
0
0
C3326
0
0.7
0
C3326
0.7
0
IC302 : YAC520-EE2
High Grade Stereophonic Digital
Volume
VREF
+
–
LIN2
12
+V
CC
LIN1
11
9
LOUT
OUT
VREF
2
256
GENERATOR
&
8
VREF
–IN
RESET
2
PULSE
GENERATOR
DVSS
4
+IN
2
ICN
17
DVDD
3
L
16
TE
ZERO
CONTROL
CROSS
REGISTER
18
ZCEN
DETECTION
AVSS
5
2
SDATAO
R
S/P
20
SDATAI
AVDD
6
16
REGISTER
19
CSN
1
SCLK
256
+
RIN1
15
7
ROUT
RIN2
14
–
–
+
5
6
7
8
VREF
I
J
K
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657 Page 92
HTR-5860 Page 93
VIDEO
Page 91
A-1
TO POWER (1) W351
SELECTOR
0
4.9
0
0
0.7
0
0
0
0
0
0
4.9
-5.0
0
0
0
Page 91
A-2
TO POWER (1) CB351
0
0.7
Page 91
A-3
TO POWER (1) CB361
-5.0
0
0
0
3.6
0
0
0
3.6
0
0
0
4.9
-5.0
IC901 : MM74HC4051SJX
IC301 : YAC523-EVR2
Analog Multiplexers/Demultiplexers
Digital Volume
INHIBIT
IN1
3
A
11
0~95dB
B
10
+
100
C
9
OPA
34
OUT1
–
VSS
8
REF1B
25
VEE
0~+31.5dB
7
REF1A
24
X0
13
VolA: 30kohm
IN2
4
X1
14
0~95dB
X2
15
+
100
OPA
33
OUT2
X3
12
–
REF2B
23
X4
1
0~+31.5dB
REF2A
22
X5
5
VolA: 30kohm
IN3
5
X6
2
X7
4
0~95dB
+
100
OPA
32
OUT3
–
REF3B
21
0~+31.5dB
REF3A
20
VolA: 30kohm
IN4
6
0~95dB
+
100
OPA
31
OUT4
–
REF4B
19
0~+31.5dB
REF4A
18
VolA: 30kohm
Zero Crossing
Zero Crossing
CH1, 2, 3, 4 Control
Zero Crossing
Detector
Detector
Zero Crossing
Detector
45
TE1
Detector
44
TE2
ZCEN2
39
AVDD
2
38
ZCEN1
DGND
46
Control
REF
47
Register
43
SDATAO (OD)
AVSS
1
S/P
41
SDATAI
Register
SCLK
56
42
40
CSN
Zero Crossing
Zero Crossing
Detector
Zero Crossing
Detector
CH5, 6, 7 Control
Detector
VolA: 30kohm
REF5A
17
0~+31.5dB
REF5B
16
100
+
0~95dB
OPA
20
OUT5
–
IN5
7
VolA: 30kohm
REF6A
15
0~+31.5dB
REF6B
14
100
+
0~95dB
OUT6
OPA
19
–
IN6
8
VolA: 30kohm
REF7A
13
0~+31.5dB
REF7B
12
100
+
0~95dB
OPA
18
OUT7
–
IN7
9
L
M
N
RX-V757/DSP-AX757/DSP-AX757SE
RX-V657/HTR-5860
I-3
TO SUBTRANS (2) CB461
J-3
TO SUBTRANS (2) CB461
4.9
0
-5.0
RX-V757/DSP-AX757/DSP-AX757SE/RX-V657 Page 92
F-3
TO SUBTRANS (7) CB448
HTR-5860 Page 93
E-3
TO SUBTRANS (7) CB448
IC902 : LA7108M
Video Amp
VDD
VIN1+
+VCC
1
16
6
16
NFB1
2
6dB
DR
15
VOUT1
LEVEL
BINARY TO 1-OF-8
CONVERTER
DECODER WITH INHIBIT
MUTE1
GND
3
14
SW
VIN2+
4
13
VOUT2
SW
NFB2
6dB
DR
12
MUTE2
SW
5
SW
3
X
—VCC1
6
11
VOUT3
SW
SW
VIN3+
7
10
MUTE3
SW
SW
NFB3
8
6dB
DR
9
—VCC2
INPUT STATES
"ON" CHANNEL (S)
INHIBIT
C
B
A
0
0
0
0
0
0
0
0
1
1
0
0
0
1
2
0
0
1
1
3
0
0
1
0
4
0
1
0
1
5
1
1
0
6
0
0
1
1
1
7
1
X
X
X
NONE
* All voltages are measured with a 10M Ω /V DC electronic volt meter.
* Components having special characteristics are marked Z and
must be replaced with parts having specifications equal to
those originally installed.
* Schematic diagram is subject to change without notice.
* 電圧は、内部抵抗10MΩの電圧計で測定したものです。
* Z印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
* 本回路図は、標準回路図です。改良のため予告なく変更することがございます。
87