Yamaha RX-V1900, Руководство по обслуживанию

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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
BCD
E
F
G
H
I
J
K
L
MN
RX-V1
90
0/HTR-6290/DSP-AX1
90
0
12
4
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
00
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
00 0
0
00
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
DIGIT
AL IN
No r
eplacement par
t a
v
ailab
le
.
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 R
O
M
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 (V
o)
DC input (Vin)
ON/OFF control (Vc)
GND
DC output adjustment (V
adj)
IC544
: NJM2885DL1-33
Lo
w dropout v
oltage regulator
V
OUT
V
IN
GND
3
1 2
Bandgap
Ref
erence
Ther
mal
Protection
IC543,
545
: PQ200WNA1ZPH
Lo
w po
w
er 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
V
oltage regulator
V
DD
CE
Pin No
.
1
2, 5
3 4 6
Symbol V
OUT
GND
CE NC
VDD
Descr
iption
Output Pin of
V
oltage Regulator
Ground Pin Chip Enab
le 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
V
CC
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
R
Y/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# 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
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
V
CC
Detector
State
Control
Command
Register
V
CC
V
SS
WE#
BYTE#
CE# OE#
STB
STB
DQ0–
DQ15 (A-1)
Sector Switches
RY/BY#
R
E
SE
T#
Data Latch
Y-Gating Cell Matrix
Address Latch
A0–A19
to FL (5)_CB973
P
age 141
L5
to FL (5)_CB959
P
age 141
M5
to PO
WER (3)_CB16
P
age 132
H6
to PO
WER (3)_CB17
P
age 132
H6
to CONNECT (1)_CB901 (U model)
P
age 144
F4
to NET_W605 (R, T
, K, A, B, G, E, L, J models)
P
age 142
I8