Yamaha DSP-AX1900, Service Manual

Page: 124 / 198

IC531
IC534
IC538
IC532
IC533
IC535 IC535 IC535 IC535
IC539
IC537 IC546
IC588
IC536
IC542 IC541
IC544
IC543 IC545
W5301
CB536 CB530 W5302 CB531
IC587
IC540
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-V1900/HTR-6290/DSP-AX1900
124
DSP 2/3
0
0
3.3
0
1.6
1.6
3.3 3.3 3.3
3.3
0 0 0
1.2
0 0 0 0 0
3.3
0 0
1.2
0
0 0
1.2 0 0 3.3
0
0
0 0
1.2 0
3.1
3.3
0
1.6
3.3
0
0
1.6 1.6 0
0
0.4
3.3
0.1 0.1
0 1.2
0.1 1.2
0 1.2
3.3 3.3
3.3 0 1.2
3.3 3.3 0
0 0 0 0 0 0 0
3.3
0.2 0.2
0
3.2
3.2
0
0
3.3
3.3
1.2
3.2
0
0
0
3.3
0
3.3
0
3.3
3.3
0
0
0
5.5 4.6
1.4
4.8
2.3
2.3
4.8
0
0 0
0
3.3
1.2
2.3 1.2
1.2
1.2 0 0
0
2.3
2.2
1.2
0
2.3
3.3
3.3
-0.1
-0.1
4.6
1.2
4.3
5.0 5.3
0 0 5.0 5.3 2.6
5.5
4.8 2.2
2.2
4.6
0
0
3.3
0
0
0
0
0
3.3
0
0
3.1
1.6
3.3
0
0
0
0
1.7
1.9
2.1
2.0
0
0 3.3
0 0
0
0
0 0
0
0
0
0
0
0
3.3
0
0
0
0
0
0
0
0
3.3
0
3.3
0
0
0
1.7
3.3
3.3
0
0
1.9
2.1
2.0
2.7
1.3
1.7
0
0
0
0
0
3.3
0
0
0
0
3.3
3.3
3.3
3.3
0
0
3.3
3.3
3.3
0
0
1.7
1.3
2.7
0
0
3.3
0
0
1.2
1.7
1.3
0
2.7
1.2
2.0
2.1
0
3.3
1.9
1.7
0
1.2
0
0
0
3.3
0
0
0
0
0
1.2
0
1.3
0
0
0
3.3
0
1.2
1.6
3.3
0
3.3
0
0 4
3 2
1
5
0
3.3
1.2
0
0
0
1.2
0
3.3
3.3
3.3
0
3.3
3.3
1.2
3.3
3.3
0
0
0
0 0
3.3
0 0.2 0.2
0
3.3
3.3
0
3.2
4.8
3.2
4.0
3.2
4.8
3.2
4.8
0.2
4.8
0.2
0.1
0
0.1
0.1
0
3.3
0 0
0
3.3
3.3
4.8
4.8
3.2
3.3
3.3
3.3
0
0
0
4.8
0
3.3
0
3.3
0
3.3
5.0 5.0 0
0
5.0
5.0
0
5.0
5.0
5.0 5.0 0
0 0
0
0 0.3
3.3
ANALOG IN
ANALOG IN
SBL/SBR
C/SW
SL/SR
FL/FR
DIGITAL IN
No replacement part available.
サービス部品供給なし
to DSP 3/3
to DSP 3/3
to DSP 1/3
(U, C models)
DSP1
RAM
FLASH ROM
1
3
2
5
4 GND
V
CC
IC531, 537, 539, 546 : TC7SH08FU
2-input AND gate
IN A
IN B
OUT Y
4B 13
4A 12
4Y 11
3B 10
3A 9
3Y 8
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
IC535 : SN74AHCT08PWR
Quadruple 2-input positive-AND gates
Vcc 14 1A 1
1
3
2
5
4 GND
V
CC
IC532, 533, 538 : TC7SET32FU
2-input OR gate
IN A
IN B
OUT Y
1 3
4
5
2
IC
DC output (Vo) DC input (Vin)
ON/OFF control (Vc)
GND
DC output adjustment (Vadj)
IC544 : NJM2885DL1-33
Low dropout voltage regulator
V OUT V IN
GND
3 1
2
Bandgap
Reference
Thermal
Protection
IC543, 545 : PQ200WNA1ZPH
Low power loss regulator
256
256
C67x+ Microprocessor
D1
64
R/W
Data
D2
R/W
Program
Fetch
Memory
Controller
RAM
256K Bytes
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
IC541, 542 : R1172S121D-E2-F
Voltage regulator
V
DD
CE
Pin No.
1
2, 5
3
4
6
Symbol
VOUT
GND
CE
NC
VDD
Description
Output Pin of Voltage Regulator
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
1 6
5 , 2 3
Current Limit
V
OUT
GND
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
IC536 : SN74LV245APWR
Octal bus transceiver with 3-state outputs
IC588 : 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
IC587 : W9864G6GH-7
64 M x 4 banks SDRAM
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
IC534 : D70YE101BRFP266
Floating-point digital signal processors
Program/Data JTAG EMU
A1
A15
A18
A14
A13
A12
A11
A10
A9
A8
A19
NC
WE#
RESET#
NC
NC
RY/BY#
A17
A7
A6
A5
A4
A3
A2
1
16
2
3
4
5
6
7
8
17
18
19
20
21
22
23
24
9
10
11
12
13
14
15
A16
DQ2
BYTE#
VSS
DQ15/A-1
DQ7
DQ14
DQ6
DQ13
DQ9
DQ1
DQ8
DQ0
OE#
VSS
CE#
A0
DQ5
DQ12
DQ4
VCC
DQ11
DQ3
DQ10
48
33
47
46
45
44
43
42
41
40
39
38
37
36
35
34
25
32
31
30
29
28
27
26
IC540 : S29AL016D70TFI020
16 M-bits CMOS 3.0 volt-only boot sector flash memory
Input/Output
Buffers
X-Decoder
Y-Decoder
Chip Enable
Output Enable
Logic
Erase Voltage
Generator
PGM Voltage
Generator
Timer
VCC Detector
State
Control
Command
Register
VCC
VSS
WE#
BYTE#
CE#
OE#
STB
STB
DQ0–DQ15 (A-1)
Sector Switches
RY/BY#
RESET#
Data
Latch
Y-Gating
Cell Matrix
Address Latch
A0–A19
to FL (5)_CB973
Page 141 L5
to FL (5)_CB959
Page 141 M5
to POWER (3)_CB16
Page 132 H6
to POWER (3)_CB17
Page 132 H6
to CONNECT (1)_CB901
(U model)
Page 144 F4
to NET_W605
(R, T, K, A, B, G, E, L, J models)
Page 142 I8