![Yamaha DSP-AX2700 Скачать руководство пользователя страница 125](http://html.mh-extra.com/html/yamaha/dsp-ax2700/dsp-ax2700_service-manual_902015125.webp)
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-V2700/DSP-AX2700
125
★
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.
NET 1/3
0.1
0
3.3
1.2
0.1
0.1
0.2
3.3
3.3
3.3
3.3
3.3
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.3
3.3
0.1
0.2
0.1
1.3
0
0
3.3
3.3
0.2
0.2
0.1
0
0
0.1
0.1
0.7
0.1
0.2
3.3
3.3
3.3
3.3
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
1.6
0
0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.4
3.3
3.3
3.3
0.1
0.1
0.1
0.1
0.1
0.1
1.7
1.7
1.7
1.7
0
3.3
3.3
0
0
0
0
0.3
0
1.7
3.3
0
0
0
0
0.3
0
1.7
3.3
0.1
0.1
0.1
0.1
3.3
3.3
3.3
2.2
3.3
0.3
3.3
1.7
0.3
3.3
3.3
3.3
0.1
0.1
0.7
1.3
3.3
3.3
3.3
3.3
0
0.2
0.2
0.2
0.2
0.2
1.2
0
0
0
0.1
0.1
0.1
3.3
3.3
0.1
0.1
0.1
0.1
0.1
0.1
3.3
3.3
1.9
1.9
3.3
0
0
0
0
0
0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.7
0.7
0.7
0.7
0.1
0.1
0.1
0.1
3.3
1.7
1.7
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0
1.9
3.3
3.3
1.9
0.7
2.2
3.3
0
0
2.6
2.6
0.1
0.1
1.2
0.4
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.1
0.1
1.3
0.1
0
0
0
3.9
0
0
0
0
0
0
0
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.2
0.1
0.1
0.1
0.1
0.1
0.1
0.1
3.3
3.3
3.3
3.3
3.3
3.1
3.1
3.1
3.1
3.1
3.3
1.6
0.7
0.2
3.3
3.3
3.3
3.3
3.3
3.3
0.1
0.8
0.8
3.3
3.2
3.3
3.3
0.9
3.3
3.3
0
0
1.9
0
0
0
0
0
1.8
1.8
3.3
1.7
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
3.3
1.9
3.3
3.3
3.3
1.9
0.1
0.1
0
~
~
5.0
5.0
0
5.0
3.3
3.3
3.3
3.3
3.3
5.0
5.0
5.0
1.8
0.8
0.9
0
3.3
3.3
1.8
3.3
1.8
0
1.7
0
0
0
3.3
0
3.3
3.3
3.3
0.1
3.3
3.3
3.2
0
0
3.3
0
0
3.3
3.3
0
0
3.3
3.3
0
3.3
3.3
11.7
3.3
11.8
11.8
3.3
3.3
3.3
3.3
3.3
0
3.3
0
A-3
B-1
NET
SDRAM
128Mbit
MICROPROCESSOR
(NET)
REGULATOR
FLASH
32Mbit
No replacement part available.
サービス部品供給なし
POWER DISTRIBUTION
LOGIC FOR AUDIO CLOCK
RESET CIRCUIT
To NET 3/3
To NET 2/3
to FUNCTION (1)_CB408
Page 112
F8
to OPERATION (7)_CB814
Page 116
J5
to DSP_CB531
Page 110
J1
Serial
Audio
Interfacce
(2) UARTs
w/
IrDA
(2) USB
Hosts
Boot
ROM
SRAM &
Flash I/F
Unified
SDRAM I/F
Bus Bridge
Clocks &
Timers
Interrupts
& GPIO
D-Cache
16KB
I-Cache
16KB
12 Channel DMA
MaverickKey
Processor Bus
Peripheral Bus
ARM920T
MMU
MEMORY AND STORAGE
COMMUNICA
TIONS POR
T
S
USER INTERF
A
C
E
TM
Ethernet
MAC
IC610
: EP9301-CQZ
System on chip processor
Vref
Vout
SUB
GND
V
DD
N.C.
2
1
5
4
3
–
+
IC601
: BD4830FVE-TR
Voltage detector IC
IC602
: SN74LVC14APWR
Hex schmitt trigger inverter
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
1
DC input
(Vin)
GND
DC output
(Vo)
3
5
IC604
: PQ018EZ01ZP
Voltage regulator
ON/OFF control
(Vc)
2
IC
IC605
: SN74LVC1GU04DCKR
Single inverter
1
2
3
5
4
NC
A
GND
V
CC
Y
IC609
: MIC2026-2BM
Dual channel power distribution switch
ENA
FLGA
ENB
OUTA
IN
1
2
3
4
5
6
7
8
OUTB
OUTB
FLGB
GND
GND
ENB
6
5
IN
7
OUTA
8
FLGB
3
4
ENA
1
FLGA
2
THERMAL
SHUTDOWN
OSC.
CHARGE
PUMP
CHARGE
PUMP
GATE
CONTROL
THERMAL
SHUTDOWN
CURRENT
LIMIT
1.2V
REFERENCE
FLAG
RESPONSE
DELAY
FLAG
RESPONSE
DELAY
GATE
CONTROL
CURRENT
LIMIT
VDD
A3
A2
A1
A0
A10
BA1
BA0
/CS
/RAS
/CAS
/WE
LDQM
VDDD
VSSQ
DQ1
DQ2
DQ3
DQ4
DQ5
DQ6
DQ7
VDDQ
VDDQ
VSSQ
DQ0
VDD
VSS
A4
A5
A6
A7
A8
A9
A11
NC
CKE
CLK
CKE
DQ
UDQM
and
LDQM
Address
CLK
UDQM
NC
VSS
VSSQ
DQ14
DQ13
DQ12
DQ11
DQ10
DQ9
DQ8
VSSQ
VSSQ
VSSQ
DQ15
VSS
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
IC611
: EDS1216AATA-75-E
128M bit SDRAM
Column Decoder &
Latch Circuit
Sense Amplifier
Data Control Circuit
Column
Address
Buffer
&
Burst
Counter
Bank 0
Bank 1
Bank 2
Bank 3
Ro
w Decoder
Latch Circuit
Input & Output
Buff
er
Command Decoder
Row
Address
Buffer
&
Refresh
Counter
Mode
Register
Clock
Generator
38
37
19
18
17
16
Control logic
/CS
/RAS
/CAS
/WE
39
15
IC614
: 74LCX07MTCX
Low voltage hex buffer with open drain outputs
A0
O0
O1
VCC
A3
1
2
3
4
11
12
13
14
A2
O2
A4
A5
5
6
7
O5
8
9
10
GND
A1
O3
O4
A
2
B
3
C
4
D
5
ENP
6
GND
LOAD
ENT
QD
QB
QC
ROC
VCC
QA
7
8
IC615, 616
: SN74LV163APWR
4 bit synchronous binary counters
CLR
CLK
1
15
14
13
12
11
10
9
16
D 6
QD
11
QC
12
QB
13
QA
14
RCO
15
C 5
B 4
A 3
CLK 2
CLR 1
ENT 10
LOAD 9
ENP 7
CK
CK
R
LD
LD
M1
G2
G4
3D
4R
1,2T/1C3
M1
G2
G4
3D
4R
1,2T/1C3
M1
G2
G4
3D
4R
1,2T/1C3
M1
G2
G4
3D
4R
1,2T/1C3
2CLR
13
2D
12
2CLK
11
2PRE
10
2Q
9
2Q
8
1D
2
1CLK
3
1PRE
4
1Q
5
1Q
6
GND
7
IC617
: SN74LV74APWR
Dual positive edge triggerd D-type flip flop
Vcc
14
1CLR
1
IC613
: S29JL032H70TFI020
32M bit cmos 3.0V simple power read/write simultaneously executed flash memory
V
CC
V
SS
A20-A0
RESET#
WE#
CE#
BYTE#
DQ0-DQ15
WP#/ACC
RY/BY#
State control
Command
resister
Bank 1
Bank 2
Bank 3
Bank 4
X-decoder
X-decoder
X-decoder
X-decoder
OE#
BYTE#
DQ15-DQ0
A20-A0
A20-A0
A20
-A0
A20
-A0
DQ15
-DQ0
DQ15
-DQ0
DQ15
-DQ0
DQ15
-DQ0
Mux
Mux
Mux
Y
-gate
Y
-gate
Bank 3 address
Bank 2 address
Bank 1 address
Bank 4 address
1
16
2
3
4
5
6
7
8
17
18
19
20
21
22
23
24
9
10
11
12
13
14
15
48
33
47
46
45
44
43
42
41
40
39
38
37
36
35
34
25
32
31
30
29
28
27
26
A15
A18
A14
A13
A12
A11
A10
A9
A8
A19
A20
WE#
RESET#
NC
WP#/ACC
RY/BY#
A1
A17
A7
A6
A5
A4
A3
A2
A16
DQ2
BYTE#
V
SS
DQ15/A-1
DQ7
DQ14
DQ6
DQ13
DQ9
DQ1
DQ8
DQ0
OE#
V
SS
CE#
A0
DQ5
DQ12
DQ4
V
CC
DQ11
DQ3
DQ10
POINT
B-1 Pin 118 of IC610
POINT
A-3 Pin 2 of IC605
Содержание DSP-AX2700
Страница 5: ...RX V2700 DSP AX2700 5 RX V2700 DSP AX2700 RX V2700 K model RX V2700 A model RX V2700 B model ...
Страница 6: ...RX V2700 DSP AX2700 6 RX V2700 DSP AX2700 RX V2700 G E models RX V2700 L model DSP AX2700 J model ...
Страница 105: ...A B C D E F G H I J 1 2 3 4 5 6 7 RX V2700 DSP AX2700 105 FL 2 P C B Side B ...
Страница 169: ...RX V2700 DSP AX2700 170 ...
Страница 170: ...RX V2700 DSP AX2700 171 RX V2700 DSP AX2700 ...
Страница 171: ...RX V2700 DSP AX2700 172 RX V2700 DSP AX2700 ...
Страница 173: ...RX V2700 DSP AX2700 ...