Yamaha RX-V559, Руководство по обслуживанию

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A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
RX-V559/HTR-5950/DSP-AX559
83
★
All v
oltages are measured with a 10M
Ω
/V DC electronic v
olt meter
.
★
Components ha
ving special char
acter
istics are mar
k
ed
s
and m
ust be replaced
with par
ts ha
ving specifications equal to those or
iginally installed.
★
Schematic diag
ram is subject to change without notice
.
DSP 3/3
1.7 1.3
0
3.3 1.7
3.3
3.3
0 0 0
1.7 0 0 3.3 0 5.0 2.5 2.5 2.5 2.5
5.0 3.3 3.1
1.7 1.7 1.7 1.7
0 5.0
1.7
2.5 2.5 2.6 0
5.1
2.5
2.5 2.5 2.5
0
1.7
0
0.5
5.1 2.5
8.8
5.1
8.8
0
5.1
00 00
3.3
0.1 0.1
0
1.7
0 0
3.3
0 1.7 1.7 1.7 1.7 1.7 1.7
5.0 2.5 0 0 2.5
5.0 2.5
2.5
0
11.8
0 0
0
-11.9
0 0
0
11.8
0
0 0
-11.9
0
0 0
11.8
0
0 0
-11.9
0
0 0
11.8
0
0 0
-11.9
0
0 0
11.8
0
0 0
-11.9
0
0
ANALOG IN
FR
ONT L
DIGIT
AL IN
C/SW
SBL/SBR
FR
ONT L
SL/SR
FL/FR
SURR
OUND
B
A
CK L
SURR
OUND L
SUB
W
OOFER
CENTER
to MAIN (2)_W1004
P
age 87
J8
to FUNCTION (1)_CB202
P
age 84
D2
IC71-74,
75,
76
: NJM4565M
8 2, 6 3, 5
1, 7
4
V+
–INPUT +INPUT
V–
OUTPUT
IC51
: NJM78M05DL1A
V
oltage regulator
INPUT OUTPUT COMMON
2 3 5 6
11 10 14 13 15
1
G
A/B
4B 4A 3B 3A 2B 2A 1B 1A
4 7 9 12
1Y 2Y 3Y 4Y
1 2 3 4 5 6 7 8
16 15 14 13 12 11 10
9
A
/B 1A 1B 1Y 2A 2B 2Y
GND
V
CC
G 4A 4B 4Y 3A 3B 3Y
IC67
: SN74L
V157APWR
Quadr
uple 2-line to 1-line data selectors/m
ultiple
x
ers
IC68
:
PCM1680DBQR
A
udio digital-to-analog con
v
e
rt
er
IC70
:
PCM1803DBR
Stereo A/D con
v
e
rter
IC69
:
PCM1781DBQR
A
udio digital-to-analog con
v
e
rter
(1) Open-dr
ainoutputf
or
thePCM1782
NO
TE:
Signal names in parentheses ( ) aref
or
the PCM1781.
Po
w
e
r S
u
p
p
ly
Enhanced
Multile
v
e
l
Delta-Sigma
Modulator
V
OUT
L
4/
8
Ov
ersampling
Digital
Filter With
Function
Control
A
udio
Ser
ial
Po
rt
BCK LRCK DA
T
A
Ser
ial
Control
Po
rt
Ze
ro
D
e
te
c
t
(TEST) SCK
System
Cloc
k
Manager
MC
(
D
E
M
P
1
)
MS (
D
E
M
P
0
)
Ou
tp
ut
A
m
p
and
Lo
w-
P
a
ss
F
il
te
r
MD
(
M
U
T
E
)
DA
C
V
COM
Sy
st
em
C
lo
c
k
AGN D
V CC
ZEROR/ZER OA
(1)
(ZERO A)
ZEROL/NA
(1)
Ou
tp
ut
A
m
p
and
Lo
w-
P
a
ss
F
il
te
r
DA
C
V
OUT
R
(FMT)
BCK
V
IN
L
Ref
erence
V
REF
1
V
REF
2
V
IN
R
Delta-Sigma
Modulator
Delta-Sigma
Modulator
x1/64, x1/128
Decimation
Filter
With
High-P
ass Filter
P
o
w
er Supply
AG
N
D
V
CC
V
DD
DGND
Cloc
k and
Timing Control
Ser
ial
Interf
ace
Mode/ Fo
rm
a
t
Control
LRCK DOUT FMT0 FMT1 MODE0 MODE1 BYP
AS
OSR PD
WN
SCKI TEST
Outp
ut A
m
p and
Lo
w-P
ass F
ilter
Syst
em C
loc
k
Manager
Enhanced Multile
v
e
l
DeltaœSigma
Modulator
DA
C
Ser
ial
Input
I/F
Function
Control
I/F
Sy
st
em
C
lo
c
k
Ze
ro
D
e
te
c
t
P
o
w
e
r
Su
pp
ly
DA
C
Outp
ut A
m
p and
DA
C
DA
C
Outp
ut A
m
p and
DA
C
Outp
ut A
m
p and
DA
C
Outp
ut A
m
p and
V
OUT
1
V
OUT
2
V
OUT
3
V
COM
V
OUT
4
V
OUT
5
V
OUT
6
Lo
w-P
ass F
ilter
Lo
w-P
ass F
ilter
Lo
w-P
ass F
ilter
Lo
w-P
ass F
ilter
Lo
w-P
ass F
ilter
Outp
ut A
m
p and
AG ND2
V CC 2
AG ND1
V CC 1
DGND
V
DD
ZERO1
ZERO2
BCK
LRCK
DA
T
A
1
(
1
, 2
)
DA
T
A
2
(
3
, 4
)
DA
T
A
3
(
5
, 6
)
DA
T
A
4
(
7
, 8
)
MS/ADR
MC/SCL
MD/SD
A
MSEL
SCK
8
Ov
ersampling
Digital Filter
With
Function
Controller
DA
C
Outp
ut A
m
p and
DA
C
Outp
ut A
m
p and
V
OUT
7
V
OUT
8
Lo
w-P
ass F
ilter
Lo
w-P
ass F
ilter
Dual oper
atinonal amplifier
DSP-AX559
RX-V559
HTR-5950
DSP
2c
h D
A
C
SELECT
OR
8c
h D
A
C
2c
h D
A
C
LC89057W
-VF4A-E
LC89057W
-VF4AD-E