Yamaha DSP-AX1800, Руководство по обслуживанию

Страница: 121 / 181

CB561 CB560
IC575
IC575
IC569
IC570
IC571 IC581
IC566
IC585
IC567
IC583
IC582
IC573
IC574
IC580
IC580
IC579
IC579
IC577
IC577
IC576
IC576
IC560
IC561
IC561
IC562
IC562
IC563
IC565
IC565
IC564
IC563
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-V1800/HTR-6190/DSP-AX1800
121
★
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 3/3
ANALOG IN
ANALOG IN
PRESENCE L
PL/PR
SURROUND
BACK L
SBL/SBR
C/SW
CENTER /
SUBWOOFER
SL/SR
SURROUND L
FL/FR
FRONT L
0 2.7
5.5
2.9
11.5
2.9
2.9
0
0
5.5
2.9 2.9
2.9
0 0
2.9
5.5
5.5
2.3
2.3
2.3
2.3
2.3
2.3
2.3
2.3
-11.3
2.8
0.3
0.3
11.5
-11.3
1.4
1.4
1.6
5.2
12.2
11.7
12.2
12.2
12.2
12.2
12.2
-11.5
-11.5
-11.5
-11.5
-11.5
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.4
1.4
1.4
1.4
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0
0
0
0
0
0
0
0.1
0.6
0.6
5.2
1.6
0
0
0
5.2
3.3
0
3.3
0
0
0
0
3.3
3.3
3.3
0
3.3
3.3
0
0
0
3.3
3.3
0
0
0
3.3
0
0
3.3
3.3
0
0
0
3.3
1.7
3.3
0
0
0
3.3
0
3.3
1.2
0
3.3
0
0
3.3
0
0
3.3
3.3
3.3
0
0
0.3
0.3
0
0
2.8
2.8
3.2
3.3
0
3.3
3.3
3.3
3.3
1.2
0
0
3.3
3.3
0
3.3
0
1.2
0
0
0
3.3
0
3.3
1.6 1.6 1.6 0 1.6 0 1.2 0 1.2 3.3 0 1.2
0.2
0 0 0 0 0 0 0
3.3 3.3 3.3
3.3 0.2 0
0 0
0 0
3.3
3.2 3.2 0 0
3.3 3.3
0 0
3.3
0
1.2
0 0 0 0 0
3.3
0 0
3.3
0
1.2
0
3.3
0
1.7 3.3
0
0 0
3.3
1.2
0
3.3 3.3
0
0
3.3
3.3 3.3
3.3
1.2
0
3.3
0
0
0
1.6
3.3
0
3.3
0
1.2
1.6
0
3.3
3.3
1.2
0.1
0
0
0
0
0
3.3
3.3
3.3
0
3.3
1.2
3.3
0
3.3
3.3
0
0
1.2
0
3.3
1.2
1.2
3.3
0
3.3
0
3.3
0
1.2
3.3
3.3
0
0
3.3
11.5
-11.8
2.8
0
0
0
0
2.9
2.9
0
5.5
3.3
1.7
1.6
1.6
1.3
2.9
2.9
3.3
0
3.3
3.3
0
0
0
0
3.3
3.3
3.3
0
1.3
1.6
1.3
1.3
1.6
1.3
1.2
0
0.9
0
0
0
3.3
3.0
3.0
3.3
0
0
0
0
0
3.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3 0.9
0
1.3 3.2 3.3
0 0
5.3
0
1.6 1.6 2.7
0 0
1.3 3.2 3.3
0 0
5.3 0
1.6 1.6
2.7
0 0
1.3 3.2
3.3
0 0
5.3
0
1.6 1.6
2.7
0 0
1.3 3.3
3.3
0 0
5.3 0
1.6 1.6
2.7
0 0
1.3 3.3
3.3 0 0
5.3 0
1.6
4.9
4.9
4.9
4.9
4.9
3.2
3.2
3.2
3.2 0
0.1 0.1
5.3
5.3 0 1.5 1.5 0 5.3
0 0.1 0.1
5.3
5.3 0 1.5 1.5 0 5.3
3.2
0
0.1 0.1
5.3
5.3 0 1.5 1.5 0 5.3
0
0.1 0.1
5.3
5.3 0 1.5 1.5 0 5.3
0 0.1
0.1
5.3
5.3 0 1.5 1.5 0 5.3
1.6
2.7
Power Supply
DSDL
SCK
Advanced
Segment
DAC
Modulator
VOUTL+
VOUTL
Bias
and
Vref
V
CC
F
V
DD
A
G
NDR
V
CC
R
A
G
NDL
A
G
NDF
D/S and Filter
8
Oversampling
Digital
Filter
and
Function
Control
Audio
Data Input
I/F
PLRCK
PBCK
PDATA
MDI
MC
MS
A
G
NDC
V
CC
C
DGND
Current
Segment
DAC
and
I/V Buffer
VCOM
Function
Control
I/F
Zero
Detect
ZEROL
ZEROR
System
Clock
Manager
DSDR
DBCK
V
CC
L
VOUTR
VOUTR+
D/S and Filter
Current
Segment
DAC
and
I/V Buffer
RST
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
PLRCK
PBCK
PDATA
DBCK
SCK
RST
V
DD
DGND
AGNDF
V
CC
R
AGNDR
V
OUT
R
V
OUT
R+
V
COM
MS
MC
MDI
DSDL
DSDR
ZEROL
ZEROR
V
CC
F
V CC L
AGNDL
V
OUT
L
V
OUT
L+
AGNDC
V
CC
C
IC569-571, 573, 574 : DSD1791DBR
24-bit, 192 kHz sampling, advanced segment, audio stereo digital-to-analog converter
Audio
Data
Interface
µ P
Interface
SMUTE/CSN
De-emphasis
Control
Clock
Divider
MCLK
ACKS/CCLK
8X
Interpolator Modulator
Modulator
SCF
SCF
8X
Interpolator
DIF0/CDTI
DZFL
VDD
VSS
AOUTL
P/S
AOUTR
6
PDN
5
1
7
8
LRCK
BICK
SDTI
4
2
3
10
9
11
12
13
14
VCOM
DZFR
15
12
IC564 : AK4384ET
D/A converter
ATT
ATT
1
2
3
4
8
7
6
5
1OUT
1IN–
1IN+
V
CC–
V
CC+
2OUT
2IN–
2IN+
OUT
VCC–
VCC+
36 pF
37 pF
14 pF
7 pF
15
Ω
460
Ω
15
Ω
IN+
IN
IC565, 575-577 : NE5532DR
Dual low-noise operational amplifiers
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VREFL
AGNDL
VCOML
VINL+
VINL–
FMT0
FMT1
S/M
OSR0
OSR1
OSR2
BYPAS
DGND
VDD
VREFR
AGNDR
VCOMR
VINR+
VINR–
AGND
VCC
OVFL
OVFR
RST
SCKI
LRCK/DSDBCK
BCK/DSDL
DATA/DSDR
HPF
HPF
Power Supply
CLK
Control
Delta-Sigma
Modulator (L)
VREFL
VREFR
Delta-Sigma
Modulator (R)
Decimation
Filter (L)
Decimation
Filter (R)
Serial
Output
Interface
SCKI
VINL+
VINL–
VCOML
AGNDL
VREFL
VREFR
AGNDR
VCOMR
VINR+
VINR–
VCC AGND DGND VDD
OSR0
OSR1
OSR2
S/M
FMT0
FMT1
LRCK/DSDBCK
BCK/DSDL
DATA/DSDR
OVFL
OVFR
BYPAS
RST
IC560 : PCM1804DBR
Stereo A/D converter
IC585 : W9864G6GH-7
64 M x 4 banks SDRAM
IC561-563, 579, 580 : NJM2068MD-TE2
Dual operational amplifier
OUT 1
OUT
2
–IN
1
+IN 1
+IN
2
-IN 2
–V
CC
+V CC 1
2
3
4
8
7
6
5
+ – + –
IC567 : D70YE101BRFP266
Floating-point digital signal processors
256
256
C67x+ Microprocessor
D1
64
R/W
Data
D2
R/W
Program
Fetch
Memory
Controller
Program/Data
RAM
256K Bytes
JTAG EMU
McASP DMA Bus
Peripheral Configuration Bus
McASP0
16 Serializers
McASP1
6 Serializers
McASP2
2 Serializers
DIT Only
SPI1
SPI0
I2C0
I2C1
RTI
PLL
Program/Data
ROM Page1
256K Bytes
Program/Data
ROM Page2
256K Bytes
Program/Data
ROM Page3
256K Bytes
High-performance
Crossbar Switch
CSP
PMP DMP
Program
Cache
32K Bytes
I/O
I/O MAX0 MAX1 Events
In
CONTROL
dMAX
EMIF
Peripheral Interrupt and DMA Events
Interrupts
Out
INT
Data
256
256
256
256
32
32
32
32
32
32
32
32
32
32 32
64
32
32 32 32
32
32
32
32
32
32
IC566 : SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
Pin numbers shown are for the D, DB, DGV, J, NS, PW, and W packages.
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
VCC
G
4A
4B
4Y
3A
3B
3Y
1
3
2
5
4 GND
V
CC
IC581, 583 : TC7SH08FU
2-input AND gate
IN A
IN B
OUT Y
DQ0
DQ15
UDQM
LDQM
CLK
CKE
A10
CLOCK
BUFFER
COMMAND DECODER
ADDRESS
BUFFER
REFRESH
COUNTER COLUMN
COUNTER
CONTROL SIGNAL
GENERATOR
MODE
REGISTER
CELL ARRAY
BANK #2
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK #0
CELL ARRAY
BANK #3
DATA CONTROL
CIRCUIT
DQ
BUFFER
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK #1
ROW DECODER
A0
A9
BS0
BS1
CS
RAS
CAS
WE
A11
ROW DECODER
COLUMN DECODER
SENSE AMPLIFIER
COLUMN DECODER
SENSE AMPLIFIER
ROW DECODER ROW DECODER
to DSP 2/3
to DSP 2/3
(U, C models)
RAM
DAC
A/D
DSP2
DAC
DAC
DAC
DAC
DAC
No replacement part available.
サービス部品供給なし
to FUNCTION (2)_CB300
Page 124 A5
to FUNCTION (2)_W3503
Page 125 B3