Yamaha RX-V540 Service Manual page 74

Av receiver/av amplifier
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A
B
RX-V540/RX-V540RDS/HTR-5650/HTR-5650RDS/DSP-AX540
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
SCHEMATIC DIAGRAM (DSP)
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
1
2
4M DRAM
4.8
0.4
0.4
0.4
0.4
4.8
1.0
1.0
3
1.0
1.0
3.1
1.7
1.0
1.7
1.7
1.7
4.8
4.9
0
4.9
4
5
4.9
0.1
0.1
0.4
4.9
3.2
0
2.3
0
0
4.9
0
0.1
LEVEL CONVERT & SIGNAL DETECT
4M-BIT MASK ROM
256K SRAM
6
3.4
3.4
2.3
4.9
3.4
3.4
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
0.1
3.4
0
3.4
3.4
3.4
4.9
3.4
0.1
3.4
0
3.4
0.1
0.1
3.4
0.1
3.4
3.3
3.4
3.4
3.4
0.1
3.4
3.3
3.4
3.4
3.4
3.4
3.4
0
3.4
3.4
3.4
3.4
3.4
7
3.4
3.4
J model only
8
# All voltages are measured with a 10MΩ/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.
9
# Schematic diagram is subject to change without notice.
78
C
D
E
IC603: PQ025EZ5MZP
Regulator
Vin
1
3
Vo
2
Vc
5
GND
2.5
4.9
REGULATOR
3.3
4.9
2.5
3.3
4.9
0
0
0
0
0.4
0.4
0.4
0.4
0
0
0.2
0.2
2.5
0.2
0.4
0.2
0
2.1
2.1
2.0
1.3
~
~
~
~
0
0
3.3
0
0
DSP
0
0
0
0
0
0.1
4.8
4.8
0.1
0.1
0.1
4.0
0
4.0
4.0
1
0
2.5
0
0
3.4
3.3
3.4
3.4
0.2
3.4
3.4
0
3.4
2.6
0
0.2
PLD
0
1.2
0
0
2.6
0.1
2.6
3.4
3.4
3.4
3.4
0.1
3.4
3.4
0.1
0.1
1.2
3.4
4.8
4.9
3.4
0
0
3.4
4.0
3.4
1.3
3.4
3.4
3.4
4.9
0
3.4
F
G
Page 82
E8
Page 81
G2
to FUNCTION (4)
to FUNCTION (1)
Point 1 Pin 1 of IC601
0.4
0.4
0.4
2.5
0
0
3.3
3.3
0
2.5
0
0
0
0.1
0.9
3.3
0
1.1
0
1.3
1.3
0
1.7
1.7
1.7
0
0
0
0
2.5
0
0
0
0
0
0
A/D
1.7
1.7
1.1
0
1.3
1.8
0
0
0
0
1.7
1.7
DECODER
1.7
1.7
1.7
0
2.5
2.5
0
0
0
2.5
0
2.5
2.5
2.5
3.3
0.1
R807
R809
s4
s4
4.9
680
3.3
4.9
4.9
0.1
0.1
680
2.5
4.7
4.9
3.3
680
0
1.8
1.2
4.9
3.3
680
0
0.1
0.1
680
IC609: CY62256LL
IC613 : MM74HCU04SJX
Static RAM
Hex Inverters
A1
1
Y1
2
A2
3
I/O
Y2
4
A
0
10
INPUT
A
9
BUFFER
I/O
1
A
8
A3
5
A
I/O
2
7
A
6
I/O
3
A
5
512x512
Y3
6
A
ARRAY
4
I/O
4
A
3
I/O
GND
7
A
2
5
I/O
POWER
6
CE
DOWN
WE
I/O
COLUMN
7
DECODER
OE
H
I
47/16
47/16
3
C770–773
UR33747
UR03747
100
4
R807–810
RD35510
x: NOT USED
O: USED / APPLICABLE
0
0
0.7
0
0
0.7
5.0
0.1
5.0
5.0
5.0
11.6
0
2.5
2.5
0
0
0
0
0
0
-11.9
2.5
11.6
2.5
0
0
0
0
2.5
2.5
2.5
-11.9
2.5
0
-10.6
2.5
CENTER
-10.6
0
11.6
0
0
0
0
0
-11.9
11.6
0
0
0
REAR L
0
0
0
-11.9
0
11.6
0
0
MAIN L
0
0
0
-11.9
IC614: TC74HCT08AF
IC615: 74LCX07SJX
IC617, 618, 620: µPC4570G2
Quad 2-Input And Gate
Hex Buffer
IC619, 621: NJM2068MD
Dual OP-Amp
14
VCC
1A
1
14
Vcc
A0
1
14
VCC
1B
2
13
4B
OUT
1
1
8
+V
13
A6
O0
2
13
A3
1Y
3
12
4A
–IN
1
2
7
OUT
12
Y6
A1
3
12
O3
+
+
2A
4
11
4Y
+IN
3
6
–IN
2B
5
10
3B
1
11
A5
O1
4
11
A4
2Y
6
9
3A
–V
4
CC
5
+IN
Y5
A2
5
O4
10
10
GND
7
8
3Y
9
A4
O2
6
9
A5
8
Y4
GND
7
8
O5
J
K
L
IC602: MSM514260E-60JS
4Mbit DRAM
WE
OE
13
27
Timing
RAS
14
Generator
I/O
Controller
LCAS
29
Output
UCAS
28
8
8
I/O
Buffers
Controller
DQ1~DQ8
Column
9
Address
9
Column Decoders
Input
8
8
Buffers
Buffers
I/O
Internal
Sense Amplifiers
16
16
Refresh
Selector
A0~A8
Address
Control Clock
Counter
Input
8
8
Buffers
Row
Row
9
Address
9
Word
Memory
Deco-
DQ9~DQ16
Buffers
ders
Drivers
Cells
Output
8
8
Buffers
VCC
20
On Chip
VBB Generator
VSS
21
IC604: µPC29M33T-E1
Voltage Regulator
1
INPUT
Safety Drive
Limiter
Amp.
3
OUTPUT
Excessive Electric
Current Protection
2
GND
IC605: AK4529VQ
96kHz 24Bit Multi-channel CODEC
Audio
ADC
HPF
I/F
RIN
ADC
HPF
RX1 RX2 RX3 RX4
XTI
XTO
MCLK
LOUT1
LPF
DAC
DATT
MCLK
NCKO
DIR
LRLK
LRLK
LRCK
AK4112A
BILK
ROUT1
LPF
DAC
DATT
BILK
BICK
DAUX
SDTO
LOUT2
LPF
DAC
DATT
Format
Converter
ROUT2
LPF
DAC
DATT
LRCK
SDOUT
AC3
LOUT3
LPF
DAC
DATT
SDOS
BICK
SDTO
SDIN
SDTI1
ROUT3
LPF
DAC
DATT
SDIN1
SDOUT1
SDTI2
SDIN2
SDOUT2
SDTI3
SDIN3
SDOUT3
LOUT4
LPF
DAC
DATT
SDIN4
SDTI4
SDOUT4
ROUT4
LPF
DAC
DATT
AK4529
IC607: CS493264-CL
DSP
RD,
WR,
SCDID,
DATA7:0,
R/W,
DS,
SCDOUT,
EMAD7:0,
EMOE,
EMWR,
PSEL,
A0,
A1,
ABOOT,
EXTMEM,
RESET
GPIO7:0
CS
GPIO11
GPIO10
GPIO9
SCCLK
SCDIN
INTREQ
GPIO8
CMPDAT,
DD
SDATAN2
Parallel or Serial Host Interface
DC
Compressed
CMPCLK,
Data Input
Fremer
Interface
SCLKN2
Shifter
24-Bit
MCLK
CMPREQ,
DSP Processing
LRCLKN2
Input
RAM
RAM
SCLK
Buffer
SCLKN1,
Controller
Program
Data
Digital
Output
STCCLK2
Memory
Memory
LRCLK
Audio
Formatter
LRCLKN1
RAM
Input
RAM
RAM
Output
AUDATA[2.0]
SDATAN1
Interface
RAM Input
Program
Data
Buffer
Buffer
Memory
Memory
CLKIN
PLL
STC
XMT958/AUDATA3
CLKSEL
Clock Manager
FILT2 FILT1 VA AGND
D3ND[3:1] VD[3:1]
IC607 (J model): CS493292-CLR
Audio Decoder
36
8
9
10
11
14
15
16
17
18
5
4
19
7
6
20
21
CMPDAT,
SDATAN2,
37
DD
RCV958
Parallel or Serial Host Interface
27
DC
38
Compressed
CMPCLK, SCLKN2
28
Data Input
Interface
Frame
CMPREQ, LRCLKN2
29
Shifter
24-Bit
44
MCLK
DSP Processing
Input
43
SCLK
RAM
RAM
Buffer
LRCLK
Program
Data
RAM Output
42
SCLKN1, STCCLK2
25
Controller
Digital
Memory
Memory
Buffer
Output
39
AUDATA2
Audio
Formatter
LRCLKN1
26
40
AUDATA1
Input
ROM
ROM
AUDATA0
Interface
Program
Data
41
SDATAN1
22
Memory
Memory
3
AUDATA3,
RAM Input
XMT958
Buffer
STC
CLKIN
30
PLL
Clock Manager
CLKSEL
31
32
33
34
35
24 13
2
23 12
1
IC608: XC9572XL-10TQ100C
CPLD
3
JTAG
JTAG Port
In-System Programming Controller
1
Controller
54
Function
I/O
Block 1
18
Macrocells
I/O
1 to 18
I/O
I/O
54
Function
Block 1
18
Macrocells
1 to 18
I/O
I/O
Blocks
I/O
54
Function
Block 1
18
I/O
Macrocells
1 to 18
I/O
3
I/O/GCK
54
1
Function
I/O/GSR
Block 1
18
2
Macrocells
I/O/GTS
1 to 18
IC623: TC74HC153AF
Dual 4 to 1 Data Selectors
STROBE
A
DATA INPUTS
OUTPUT
VCC
2G
SELECT
2Y
CC
16
15
14
13
12
11
10
9
2
2C3
2C2
2C1
2C0
2Y
2G
2
B
B
A
A
2
INPUTS
OUTPUT
SELECT
STROBE
Y
B
A
G
B
B
A
A
X
X
H
L
1G
L
L
L
C0
1C3
1C2
1C1
1C0
1Y
L
H
L
C1
H
L
L
C2
H
H
L
C3
1
2
3
4
5
6
7
8
STROBE
B
OUTPUT
GND
DATA INPUTS
1G
SELECT
1Y

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