Yamaha RX-V659, Руководство по обслуживанию

Страница: 45 / 55

A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
RX-V659/HTR-5960/DSP-AX759/DSP-AX759SE
SCHEMA
TIC DIA
GRAMS
DSP 1/2
79
★
All v
oltages are measured with a 10M /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
.
0.1
0
0
0
0.1 0.7
0.7 3.3
0
2.8
0.1
0.4
0.8 0.8 0.6 3.4 3.4
3.4 3.4 3.4 0.1 0.1 1.8
0.1
3.4 3.4 3.4 3.4 3.4 0 0.4 0 0.1
0.1
0.1
0.5
0
0 0.6
1.1 1.6
2.0 3.4
3.4
3.4 3.4 3.4 3.4 3.4
3.4
2.3 0.1 0.1 0.2 0.3
3.4 0.5
0.5
0.5
3.4
0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.7 2.8 3.3 0.3 3.4 0.2 3.4 3.4 2.3
0.1 0.5 0.8 0.8 0.8 0.7 0.6 0.6 1.6 1.1 0.5 0.5 0.5 2.0
3.4
0
0
0
0
0.2
4.5
0.4
4.9
4.3
3.4
0.1
0.1
0.1
0
3.0
3.4
0.4
0
5.0
5.0
0
0
3.5
5.0
5.0
5.0
5.0
5.0
0
3.4
3.4
3.4
3.4
2.1
0 0
0
0 0
3.4 3.4
1.3
0 0 0 0
1.3 0.1 0.1 0.1
0.1 0.1 1.3 1.8 1.8 3.4 3.4 3.4 3.4 3.4 3.4 3.4 3.4 3.4 3.4 1.3
0 0 0
3.4 1.7
1.8
0
0 0 0 0 0 0
3.4 3.4
3.4
0.1
0.1
3.4
3.4
3.4 3.4 3.4
3.4
0.7 3.4
1.3
1.3
1.3
0.1 0.1 0.1
3.3 2.8 0.2 0.3
2.3
3.4
1.3
0
1.8
0
0
0
0
0
0
0
1.8
1.8
1.7
3.4
1.3
1.3
3.4
3.4
1.3
1.4
1.4
1.4
1.4
0.1
0.1
0.1
0.2
1.3
3.4
3.4
3.4
3.4
3.0
0.1
0.1
0.1
0.4
0.3
3.4
0.1
0.1 0
0
3.4
1.8
0.1
1.8
1.7
3.4
0
3.4
3.4
3.4
0.4
0.3
0.1
5.0
3.4
0
0
0
0
0 0.1 0.2 0.2 0.2 0.6 0.7 3.4
3.4
3.4 1.6
0
0 0
0.1
0.1
3.1
1.6 1.7 3.4 3.4
3.4
0.1
0.1
0 0
3.4
0
3.4
4.9
1.3
1.3 00 3.0
0.1 4.9 0 0.2 0 4.9 0.2 0 4.9 0.2 0 4.9
4.9
0.6
0.7
0.1 0.1
4.9
0.1
2.4
2.8
2.8
0
3.0
3.0
4.9
3.4
3.4
3.4
3.4
1.3
1.3
3.4
1.8
3.4
0.6
3.4
3.4
0.4
0.7
1.3
1.3
0.1
0.8
0.8
0.5
0.6
0.5
0.5
0.5
1.1
1.6
0
0
0
0
0
2.0
0.1
0.1
3.4
A-1
0
0
0
0
0.2
0.2
0.2
0.2
1.8
1.8
1.8
0
0
0
3.5
3.5
3.3
3.5
1.5
1.5
1.5
1.5
0
0 0
3.5 3.5
3.5
3.5
3.5
3.5 3.5
00
0
5.4
0.1
0.1
0 0 0 0
0
1.9
1.8
0.2
B-1
RX-V659 DSP-AX759 DSP-AX759SE models
DIGIT
AL IN
ANALOG IN
PL/PR
FL/FR
SBL/SBR
C/SW
SL/SR
to VIDEO
(1)_CB772
P
age 87
F8
to OPERA
TION (5)_W881
to OPERA
TION (4)_W881
HTR-5960:
P
age 82
K3
RX-V659/DSP-AX759/DSP-AX759-SE:
P
age 81
J3
POINT
A-1 Pin 29 of IC504
POINT
B-1 Pin 28 of IC503
IC515
: SN74L
VU04APWR
He
x in
v
e
rters
1A 1Y 2Y
VCC 6A
1 2 3 4
11
2A
6Y 5A
12 13 14
3A 3Y
5Y 4A
5 6 7
4Y
8
9 10
GND
IC502
: NJM2885DL1-3
Lo
w dropout v
oltage regulator
Th
e
rm
a
l
P
rotec
ti
on
Ba
n
d
g
a
p
Re
fe
re
n
c
e
V
OUT
V
IN
GND
13 2
Input
Selector
RXOUT
RX0 RX1 RX2 RX3 RX4
RX5/VI RX6/UI
LPF
TMCK/PIO0 TBCK/PIO1
TLRCK/PIO2
TD
A
T
A/PIO3
TXO/PIOEN
Cbit, Ubit
Microcontroller
I/F
Data
Selector
Cloc
k
Selector
Modulation
&
P
a
ra
llel P
o
rt
PLL
XIN
XOUT
XMCK
CKST
SLRCK SBCK RLRCK RBCK RMCK SDIN RD
A
T
A
RERR DO
XMODE
CI
CE
CL
INT
A
UDIO/V
O
EMPHA/UO
1/N
Demodulation
&
Loc
k detect
1 2 3 4 5 8 9
10 13 44 45 46 47 48
29
28
27
34
23 22 20 17 16 24 21 36 37
41
38
39
48
35
33
32
IC504
: LC89057W
-VF4A-E
Digital audio interf
ace tr
ansceiv
er
IC507
: W9816G6CH
-7
512K x 2 banks x 16 bit SDRAM IC508
: MBM29L
V400BC-70
FLASH memor
y
CLOCK
B
U
FFER
ADDRESS
B
U
FFER
CLK
35 18
CKE
34
A10
20
CS
17
RAS
16
CAS
15
WE
21
A0
〜
24
A3
27
A4
〜
32
A9
19
BA
2D
Q
0
3D
Q
1
5D
Q
2
6D
Q
3
8D
Q
4
9D
Q
5
11
DQ6
12
DQ7
39
DQ8
40
DQ9
42
DQ10
43
DQ11
45
DQ12
46
DQ13
48
DQ14
49
DQ15
14
LDQM
36
UDQM
COMMAND DECODER
REFRESH COUNTER
REFRESH COUNTER
DQ
B
U
FFER
COLUMN
COUNTER
MODE
REGISTER CONTR
OL
SIGNAL
GENERA
T
O
R
CELL ARRA
Y
BANK #0
R O W D E C O D E R
COLUMN DECODER SENSE AMPLIFIER
CELL ARRA
Y
BANK #1
R O W D E C O D E R
COLUMN DECODER SENSE AMPLIFIER
1
DIR
A1 A2 A3 A4 A5 A6 A7 A8
GND
Vcc OE B1 B2 B3 B4 B5 B6 B7 B8
2 3 4 5 6 7 8 9 10
20 19 18 17 16 15 14 13 12 11
IC509
: SN74L
V245APWR
Octal b
us tr
ansceiv
er with 3-State outputs
4B
13
4A
12
4Y
11
3B
10
3A
9
3Y
8
1B
2
1Y
3
2A
4
2B
5
2Y
6
GN
D
7
IC510
: SN74AHCT08PWR
Quadr
uple 2-input positiv
e-AND gates
Vc
c
14
1A
1
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
IC505
: SN74L
V157APWR
Quadr
uple 2-line to 1-Line data selectors/Multiple
x
ers
Y
4
B2
GN
D
3
IC511,
512
: SN74AHCT1G32DCKR
Single 2-input positiv
e-OR gate
Vc
c
5
A1
Y
4
B2
GN
D
3
IC514
: SN74AHC1G08DCKR
2-input positiv
e-AND gate
Vc
c
5
A1
IC501
: R1172S121D-E2-F
P
o
w
e
r supply
V
DD CE
Vref
Current Limit
V
OUT
GND
V
SS
V
CC
WE
CE
A
0
to A
17
OE
Er
ase V
o
ltage
Gener
ator
DQ
0
to DQ
15
State
Control
Command
Register
Prog
ram V
oltage
Gener
a
tor
Lo
w V
CC
Detector
Address
Latch
X-Decoder Y
-Decoder
Cell Matr
ix
Y-
G
a
ti
n
g
Chip Enab
le
Output Enab
le
Logic
Data Latch
Input/Output
Buff
ers
STB
STB
Timer f
o
r
Prog
ram/Er
ase
A
-1
BYTE
RESET
RY
/B
Y
Buff
er
RY
/B
Y
A
15
A
14
A
13
A
12
A
11
A
10 A
9
A
8
N.C
.
N.C
.
WE
RESET
N.C
.
N.C
.
RY
/B
Y
N.C
.
A
17 A
7
A
6
A
5
A
4
A
3
A
2
A
1
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25
A
16
BYTE V
SS
DQ
15
/A
-1
DQ
7
DQ
14
DQ
6
DQ
13
DQ
5
DQ
12
DQ
4
V
CC
DQ
11
DQ
3
DQ
10
DQ
2
DQ
9
DQ
1
DQ
8
DQ
0
OE V
SS
CE A
0
DSP
No replacement par
t a
v
ailab
le
.
サービス部品供給なし
XMDT
DIR
B
UFFER
16M SDRAM
4M R
O
M
SELECT
OR
U
, C models
www. xiaoyu163. com
QQ 376315150
9 9
2
8 9
4 2
9 8
TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com