Yamaha RX-V540, Service Manual

Page: 74 / 134

RX-V540/RX-V540RDS/HTR-5650/HTR-5650RDS/DSP-AX540
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
A
1
2
3
4
5
6
7
8
9
B C D E F G H I J K L
78
SCHEMATIC DIAGRAM (DSP)
★
All voltages are measured with a 10M
Ω
/V DC electric volt meter.
★
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.
Point
1
Pin 1 of IC601
IC602: MSM514260E-60JS
4Mbit DRAM
Timing
Generator
I/O
Controller
Output
Buffers
Input
Buffers
Input
Buffers
Output
Buffers
I/O
Controller
Column Decoders
RAS
Refresh
Control Clock
14
WE
13
9
9
LCAS
29
UCAS
A0~A8
28
VCC
20
VSS
21
Sense Amplifiers
I/O
Selector
Memory
Cells
OE
27
DQ9~DQ16
Column
Address
Buffers
Internal
Address
Counter
Row
Address
Buffers
On Chip
VBB Generator
Row
Deco-
ders
Word
Drivers
9
9
16 16
8
8
8
8
8
8
DQ1~DQ8
8
8
IC603: PQ025EZ5MZP
Regulator
1 Vin 3 Vo
2 Vc
5
GND
IC604:
µ
PC29M33T-E1
Voltage Regulator
3 OUTPUT
1
INPUT
2 GND
Safety Drive
Limiter
Excessive Electric
Current Protection
Sudden Current
Protection
Starter Circuit
Driver
Standard Voltage
Overheat Protection
Amp.
IC605: AK4529VQ
96kHz 24Bit Multi-channel CODEC
MCLK
LRLK
BILK
MCLK
DIR
AK4112A
LRLK
BILK
DAUX
Format
Converter
SDOS
SDTO
SDTI1
SDTI2
SDTI3
SDTI4
SDOUT4
SDOUT3
SDOUT2
SDOUT1
SDIN
BICK
BICK
LRCK
LRCK
NCKO
XTO
XTI
RX1 RX2 RX3 RX4
SDTO
AC3
SDOUT
SDIN1
SDIN2
SDIN3
SDIN4
ADC HPF
Audio
I/F
ADC HPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
DAC DATT LPF
RIN
LOUT1
ROUT1
LOUT2
ROUT2
LOUT3
ROUT3
LOUT4
ROUT4
AK4529
IC607: CS493264-CL
DSP
CMPDAT,
SDATAN2
CMPCLK,
SCLKN2
CLKSEL
FILT2 FILT1 VA AGND
RESET CS
RD,
R/W,
EMOE,
GPIO11
WR,
DS,
EMWR,
GPIO10
SCDID,
SCDOUT,
PSEL,
GPIO9
A0,
SCCLK
A1,
SCDIN
ABOOT,
INTREQ EXTMEM,
GPIO8
DATA7:0,
EMAD7:0,
GPIO7:0
D3ND[3:1] VD[3:1]
DD
MCLK
SCLK
AUDATA[2.0]
XMT958/AUDATA3
LRCLK
DC
CLKIN
SDATAN1
LRCLKN1
SCLKN1,
STCCLK2
CMPREQ,
LRCLKN2
Compressed
Data Input
Interface
Digital
Audio
Input
Interface
PLL
Clock Manager
Fremer
Shifter
Parallel or Serial Host Interface
24-Bit
DSP Processing
STC
RAM
Program
Memory
RAM
Data
Memory
RAM
Program
Memory
RAM
Data
Memory
RAM
Output
Buffer
Output
Formatter
Input
Buffer
Controller
RAM Input
Buffer
IC607 (J model): CS493292-CLR
Audio Decoder
Compressed
Data Input
Interface
17
37
38
32
DD
44
MCLK
43
SCLK
42 LRCLK
39
AUDATA2
40
AUDATA1
41
AUDATA0
3
AUDATA3,
XMT958
FILT2
33
FILT1
34
VA
35
AGND
24
DGND3
13
DGND2
2
DGND1
23
VD3
12
VD2
1
VD1
DATA0, EMAD0, GPIO0
16
DATA1, EMAD1, GPIO1
15
DATA2, EMAD2, GPIO2
14
DATA3, EMAD3, GPIO3
11
DATA4, EMAD4, GPIO4
10
DATA5, EMAD5, GPIO5
9
DATA6, EMAD6, GPIO6
8
DATA7, EMAD7, GPIO7
36
RESET
DC
27
CMPDAT,
SDATAN2,
RCV958
28 CMPCLK, SCLKN2
29 CMPREQ, LRCLKN2
Digital
Audio
Input
Interface
RAM Input
Buffer
RAM Output
Buffer
24-Bit
DSP Processing
Output
Formatter
STC
RAM
Program
Memory
RAM
Data
Memory
ROM
Program
Memory
ROM
Data
Memory
Frame
Shifter
Input
Buffer
Controller
Parallel or Serial Host Interface
25
SCLKN1, STCCLK2
26
LRCLKN1
PLL
Clock Manager
30 CLKIN
31
CLKSEL
22
SDATAN1
18
CS
5
RD, R/W, EOME, GPIO11
4
WR, DS, EMWR, GPIO10
19
SCDIO, SCDOUT, PSEL, GPIO9
7
A0, SCCLK
6
A1, SCDIN
20
ABOOT, INTREQ
21
EXTMEM, GPIO8
IC608: XC9572XL-10TQ100C
CPLD
I/O
Function
Block 1
Macrocells
1 to 18
I/O
Blocks
JTAG
Controller
In-System Programming Controller
F
ast CONNECT II Switch Matr
ix
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O/GCK
I/O/GSR
I/O/GTS
2
54
18
1
JTAG Port
1
3
3
Function
Block 1
Macrocells
1 to 18
54
18
Function
Block 1
Macrocells
1 to 18
54
18
Function
Block 1
Macrocells
1 to 18
54
18
CE
COLUMN
DECODER
POWER
DOWN
OE
I/O
7
I/O
6
A
14
WE
A
13
A
12
A
11 A
1
A
0
IC609: CY62256LL
Static RAM
512x512
ARRAY
INPUT
BUFFER
R
O
W DECODER
SENCE
AMPS
A
7
A
6
A
5
A
4
A
10
A
9
A
8
A
3
A
2
I/O
5
I/O
4
I/O
3
I/O
2
I/O
1
I/O
0
IC613 : MM74HCU04SJX
Hex Inverters
A1
Y1
Y2
VCC
A6
1
2
3
4 11
A2 Y6
A5
12
13
14
A3
Y3
Y5
A4
5
6
7
Y4 8
9
10
GND
IC614: TC74HCT08AF
Quad 2-Input And Gate
Vcc 14
4B 13
4A 12
4Y 11
3B 10
3A 9
3Y 8
1A 1
1B 2
1Y 3
2A 4
2B 5
2Y 6
GND 7
IC615: 74LCX07SJX
Hex Buffer
A0
O0
O1
VCC
A3
1
2
3
4 11
A1 O3
A4
12
13
14
A2
O2
O4
A5
5
6
7
O5 8
9
10
GND
IC617, 618, 620:
µ
PC4570G2
IC619, 621: NJM2068MD
Dual OP-Amp
– +
OUT
1
–IN
1
–V
CC
+V
CC
OUT
2
1
2
3
4
5
+IN
1
–IN
2
+IN
2
– +
6
7
8
IC623: TC74HC153AF
Dual 4 to 1 Data Selectors
15
STROBE
2G
2
B
SELECT
14
A
SELECT
13 12 11 10 9
OUTPUT
2Y
1
STROBE
1G
3 4 5 6 7
OUTPUT
1Y
16
VCC
8
GND
DATA INPUTS
DATA INPUTS
2C3 2C2 2C1
B A
2C0 2Y
2G
B A
1C3 1C2 1C1 1C0 1Y
1G
B A B A
SELECT
INPUTS
B
X
L
L
H
H
A
X
L
H
L
H
STROBE
G
H
L
L
L
L
OUTPUT
Y
L
C0
C1
C2
C3
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
Page 82
to FUNCTION (4)
E8 Page 81
to FUNCTION (1)
G2
DSP
REGULATOR
4M DRAM
PLD
DECODER
A/D
LEVEL CONVERT & SIGNAL DETECT
256K SRAM 4M-BIT MASK ROM
x: NOT USED
O: USED / APPLICABLE
1
4.8
4.9
4.9
4.9
2.5
4.8
4.8
4.9
4.9
4.9
3.2
2.3
0.1 0.1
0.1 0.1
0.1
0.4 0.4
0.4
0.4
0.4
0.2
0.2
0.2
0.2
2.1
2.1
2.0
1.3
~
~
~
~
0
0 0
0
2.5 3.3
3.3
0 2.5 4.7 4.7
0
0
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
2.5
2.5
2.5
2.5
2.5
2.5
2.5
5.0
5.0
2.5 2.5
5.0
5.0
0.1 0.1
0.9
0
0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.7
0.7
11.6
11.6
11.6
11.6
11.6
-11.9
-11.9
-11.9
-11.9
-11.9
-10.6
-10.6
0
0
0
0
0
0
1.8
1.3
1.1
1.7
1.7
0
0
0
0
0
0
0
0
0
0
0
0
0
3.3
3.3
2.5
2.5
0.4
0.4
0.4
0
1.7
1.7
1.7
1.3
1.3
3.3
1.1
2.5
0
0
0
0
0
0
0
1.7
1.7
1.7
2.5
2.5
2.5
2.5
2.5
2.5
2.5 2.5 2.5 2.0 1.6 1.3 3.3 0 0 0
3.3 2.5 2.5 2.5 2.5 2.5 0 0 0 0
0
0 0 0 0 0 1.4
1.4
0
0.1
3.3
1.2 1.2
0
1.7
1.7
0
0
3.3
2.5
0.1
0.1
0.1 0.1
0.1
3.3
3.3
3.3
4.9
4.9
4.9
2.5
1.8 1.2
4.7
4.9
4.9
2.5
1.6
1.7 1.7 1.7 1.7 2.0 2.1 0.4 0.4 0.4 0.4 0.4 0.2 0.2 0.2 0.2 3.3 3.1 1.0 1.0 1.0 1.0 1.3 3.3 0 0
~ ~ ~ ~ ~
1.6
0 0 0 0 0 0 0
0 0
1.0
0.2 1.2
1.4
1.3
5.0
5.0 5.0 2.3
5.0
5.0 1.7
5.0 5.0 0 0 0
0 0 0 0
0 4.9
2.5
2.5
0.2 0.2
0
3.3 3.3 3.3 3.3 3.3
3.3
1.9 4.8
2.0 3.3
0.1
0.1
4.8
4.0
4.0
4.0
4.8
3.3
2.5
0.4
0
0.4
0.4
0.4
1.0
1.0
1.0
1.0
1.0
3.1
1.7
1.7
1.7
1.7
4.9
4.9
0
3.4
3.4
3.4
3.4
3.4
0
0
4.9
0.1
3.3
0.1
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
3.4
0
3.4
3.4
3.4
3.4
3.4
2.3
3.3
3.4
3.4
3.4
0.1
3.4
0.1
3.4
0.1
3.4
3.3
3.4
0
4.9
0.1
3.4
3.4
3.4
3.4
3.4
3.4
0.1
3.4
3.4
3.4
3.4
3.4
3.4
3.4
0
3.4
3.3
3.4
0
2.6
0.2
0
0
2.6
3.4
3.4
1.2
4.9
0
4.0
1.3
3.4
4.9
0
4.8
2.6
3.4
0.1
0
0.1 3.3 0.1
0 0
3.4
0
4.9 1.3 0.4
3.4 3.4 3.4 3.4
3.4 3.4
3.4 0.1
0
0.4
2.8
0
2.8 2.8 2.8
0
2.8 2.8 2.8 2.8 2.8
2.8
3.4 3.4 3.4 3.4 3.4 3.4 3.4 3.4
0
3.4
0
3.4
3.4
0.2
3.4
3.4
0
1.2
0
0.1
3.4
3.4
0.1
3.4
0.1
3.4
3.4
0
3.4
3.4
3.4
3.4
3.4
J model only
CENTER
MAIN L
REAR L
MX23C4000TC-10
680
680
680
680
680
R808
s4
R807
s4 R809
s4
R810
s4
680
R812
100
R813
100
s3
s3
s3
s3
3 C770–773
47/16
UR33747
47/16
UR03747
4 R807–810
100
RD35510