Yamaha RX-V1067, Service Manual

Page: 134 / 185

A
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B C D E F G H I J K L M N
RX-V1067/HTR-8063/RX-A1000
134
DIGITAL 8/8
★
All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked ⚠ and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
● ⚠印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
● 本回路図は標準回路図です。改良のため予告なく変更することがあります。
IC955
IC949
IC946 IC948
IC952
IC943
IC952
IC952
IC952
IC947
IC954
CB943
IC944
CB941
CB947
CB944
IC941
IC953
IC942
IC945
IC950
IC951
CB942
IC945
IC946
ANALOG IN
FL/FR
SBL/SBR
SL/SR
C/SW
DIGITAL IN
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.4
0
0
0
0.2
5.0
0
0
0
3.3
0
0
0
0
3.3
0 0 0
5.5
5.5
0
0
0
0
0
0
0
1.7
1.7
3.3
0
1.7 0 0 0 0 0 0 0
0
1.2 1.2
1.3 1.3 1.3 1.3 1.3 3.3
3.3
1.2 3.3
3.3 3.2 3.2
0 0 0 0 0
0
3.0
1.3
1.7 1.7 3.3
0
0
0 3.3
3.2 3.3 3.3 3.3
0 0
0.3 0.3
0 0
0.3 0.8 0.2
2.7
1.2
1.3
0 0
0
0.3 0.3
0
0.6
1.2 0.4
0 0
3.3 3.3 3.3 1.7 1.2 1.2
0 0
2.7
3.3 3.3 3.3 1.3 3.3
0 0 0 0 0
1.7
1.7
0
1.7
3.3
1.8 1.2
0
3.2
3.4 5.5
0 3.2
5.0 5.0
3.3
3.3
3.3 3.3
3.2
0
3.3 0
0
3.3
0
3.2
0
0
0
0.3
0
0
2.4
3.3
3.3
0
0
0
1.4
2.2
0.8
0.6
0.6
0
1.6
0
1.6
0
0
0
0
0
0
0
0
0
1.7
1.7
1.6
0
0
0
0
0
0
0
3.0
3.3
3.3
3.3
3.3
3.3
3.3
0
0.3
0.3
0
0
3.3
3.3
0
0
0
0
0
3.3
0.4
0
0
0.3
3.3
2.7
3.3
3.2
3.3
3.3
2.2
3.3
3.3
0
0.3
0.6
0.6
0.8
0
3.3
0
0 0
1.7
3.2
3.3
3.3
3.3
3.3
3.3
3.3
1.2
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2
1.2
3.3
1.2
0
0
3.3
3.3
3.3
3.3
0
3.3
3.3
0.3
3.3
0.6
1.2
0.6
0.8
2.2
1.4
2.4
1.2
1.2
1.6
0
1.2
0
0
0
0
0
0
0
0
0
3.3
3.3
3.3
1.3
0.2
3.3
0.6
0.3
0.3
0
0
2.7
1.7
3.3
0
0
0
0
2.4
1.4
0
1.6
0
0
0
3.3
0.6
0.3
0.3
0.4
0
0.3
0.8
3.3
3.3
3.3
0.3
1.3
0
0
0
0
0
3.3 3.3
0 3.2
1.7
1.7
1.7
1.7
0
1.6
0
3.3
3.3
0
0
0
3.3
0.4
0
0
0
0 0
0 1.7
3.0 3.4
1.7 1.7 1.7
1.3
0
0
0 0
3.4
0
1.6
3.0
1.2
0
0
0
3.4
1.7
1.6
0
0
0
0
0
0.4
0.2
3.3
1.6
0
0.2
3.3
4.2
3.3
2.2
3.3
3.4
0.4
4.2
E
POINT E XL941 (Pin 39 of IC942)
IC945: D70YE101BRFP266
Floating-point digital signal processors
256
256
C67x+ Microprocessor
D1
64
R/W
Data
D2
R/W
Program
Fetch
Memory
Controller
Program/Data
RAM
256K Bytes
JTAG EMU
McASP DMA Bus
Peripheral Configuration Bus
McASP0
16 Serializes
McASP1
6 Serializes
McASP2
2 Serializes
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
A15
A14
A13
A12
A11
A10
A9
A8
A19
NC
WE#
RESET#
NC
RY/BY#
WP#/ACC
A18
A17
A7
A6
A5
A4
A3
A2
A1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
A16
BYTE#
GND
Q15/A-1
Q7
Q14
Q6
Q13
Q5
Q12
Q4
VCC
Q11
Q3
Q10
Q2
Q9
Q1
Q8
Q0
OE#
GND
CE#
A0
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
CONTROL
INPUT
LOGIC
PROGRAM/ERASE
HIGH VOLTAGE
WRITE
STATE
MACHINE
(WSM)
STATE
REGISTER FLASH
ARRAY
X-DECODER
ADDRESS
LATCH
AND
BUFFER
Y-PASS GATE
Y-DECODER
ARRAY
SOURCE
HV
COMMAND
DATA
DECODER
COMMAND
DATA LATCH
I/O BUFFER
PGM
DATA
HV
PROGRAM
DATA LATCH
SENSE
AMPLIFIER
Q0-Q15/A-1
AM: MSB address
A0-AM
CE#
OE#
WE#
RESET#
BYTE#
WP#/ACC
IC951 : MX29LV160DBTI-70G
16M-bit 3V supply flash memory
V DD
CE
Pin No.
1
2
3
4
5
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
5 4
2 1
Current Limit
V OUT
GND
IC949 : R1172H121D-T1-F
CMOS-based positive-voltage regulator IC
V DD
CE
Pin No.
1
2
3
4
5
Symbol
CE
GND
NC
V DD
V OUT
Description
Chip Enable Pin ("H" Active)
Ground Pin
No Connection
Input Pin
Output Pin
Vref
4 5
1 2
Current Limit
V OUT
GND
IC944 : R1172H501D-T1-F
Voltage regulator
V
DD
CE
Vref
4 3
1 2
Current Limit
V
OUT
GND
Pin No.
1
2
3
4
Symbol
V
OUT
GND
CE
V
DD
Description
Output Pin
Ground Pin
Chip Enable ("H" Active)
Input Pin
IC948 : RP130Q501D-TR-F
Voltage regulator
1
3
2
5
4 GND
V
CC
IC953-954 : TC7SH08FU
2-input AND gate
IN A
IN B
OUT Y
IC952 : TC74VHC126FT
Quad bus buffer
1 1G
2 1A
3 1Y
4 2G
5 2A
6 2Y
7
14
13
12
11
10
9
8 GND
Vcc
4G
4A
4Y
3G
3A
3Y
inputs outputs
G Y
L Z
H L
H
A
X
L
H H
IC947 : TC74VHC157FT
Quad 2-channel multiplexer
SELECT 1
1A 2
1B 3
1Y 4
2A 5
2B 6
2Y 7
GND 8
Vcc 16
ST 15
4A 14
4B 13
4Y 12
3A 11
3B 10
3Y 9
A S G
B A
Y B
A Y
B A
Y Y B
V DD
CE
Vref
3 1
5 2
Current Limit
V OUT
GND
Pin No.
1
2
3
5
4
Symbol
V
OUT
GND
CE
V DD
Description
Output Pin
Ground Pin
Chip Enable Pin ("H" Active)
NC No Connection
Input Pin
IC955 : R1172N501D-TR-F
Voltage regulator
V
DD
CE
Vref
4 3
1 2
Current Limit
V
OUT
GND
Pin No.
1
2
3
4
Symbol
V OUT
GND
CE
V DD
Description
Output Pin
Ground Pin
Chip Enable ("H" Active)
Input Pin
IC946 : RP130Q331D-TR-F
Voltage regulator
IC950 : V54C365164VEI6
64 Mb SDRAM
A0-A8, AP, BA0, BA1
Column Addresses
Column address
buffer
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O8
I/O7
VCCQ
VCCQ
VCC
A10
A0
A1
A2
A3
VCC VSS
VSSQ
VSSQ
VSS
NC
UDQM
CKE
NC
CLK
VCCQ
VCCQ
I/O16
I/O15
I/O14
I/O13
I/O11
I/O10
I/O9
A11
A9
A8
A7
A6
A5
A4
VSS
I/O12
VCC
VSSQ
VSSQ
LDQM
WE
CAS
RAS
CS
BA0
BA1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27 54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
A0-A11, BA0, BA1
Row Addresses
Row decoder
Column decoder
Sense amplifier and I(O) bus
Memory array
Bank 0
4096 x 256
x 16 bit
Row address
buffer
Refresh Counter Column address
counter
Row decoder
Column decoder
Sense amplifier and I(O) bus
Memory array
Bank 1
Input buffer
CLK CKE
CS
RAS CAS
WE
LDQM UDQM
Output buffer
Control logic and timing generator
I/O1-I/O16
4096 x 256
x 16 bit
Row decoder
Column decoder
Sense amplifier and I(O) bus
Memory array
Bank 2
4096 x 256
x 16 bit
Row decoder
Column decoder
Sense amplifier and I(O) bus
Memory array
Bank 3
4096 x 256
x 16 bit
IC942: DIX9210PTR
216-kHz digital audio interface transceiver
RXIN0
37
43
35
28
6
7
10
8
9
39
40
3
4
5
33
29
32
30
31
AUTO
DIR
XTI DOUT
SCKO
BCK
LRCK
DOUT
MPO0(TXOUT)
MPO1(VOUT)
MPIO_B0(ASCKI2)
MPIO_B1(ABCKI2)
MPIO_B2(ALRCKI2)
MPIO_B3(ADIN2)
ERROR/INT0(ERROR)
SBCK/SLRCK
(To MPIO_A)
MPIO_A
MPIO_B
MPIO_C
MPO0
MPO1
NPCM/INT1(NPCM)
RXIN7
SCKO/BCK/LRCK
AUXIN0
AUXIN1
AUXIN2
AUTO
DIR
XTI
AUXIN0
AUXIN1
AUXIN2
AUTO
DIR
XTI
AUXIN0
AUXIN1
AUXOUT
AUXIN2
RECOUT1
RECOUT0
DITOUT
RXIN1
RXIN2
RXIN3
RXIN4/ASCKIO
RXIN5/ABCKIO
RXIN6/ALRCKIO
RXIN7/ADIN0
XTI
XTO
MPIO_A0(CLKST)
MPIO_A1(VOUT)
MPIO_A2(XMCKO)
MPIO_A3(INT0)
xxxx
RXIN0
AUXIN0
FILT
RXIN1
RXIN2
RXIN3
RXIN4
RXIN5
RXIN6
RXIN7
RXIN8
RXIN9
RXIN10
RXIN11
DITOUT
AUXIN1
RECOUT0
RECOUT1
MPIO_C0(TXSCK)
MPIO_C1(TXBCK)
MPIO_C2(TXLRCK)
MPIO_C3(TXDIN)
MPIO_A
Selector
PLL
Main
Output
Port
DIT
MPO0/1
Selector
MPIO_B
Selector
Secondary BCK/LRCK
Divider
Selector
DIR fs
Calculator
All Port
fsCalculator
DIR Pc and Pd
REGISTER
XMCKO
(To MPIO_A and MPO0/1)
XTIClock
(SCK/BCK/LRCK)
XMCKO
Divider
Divider
DIR Interrupt
DIR CS
(48-bit)
DIT CS
(48-bit)
Function
Control
GPIO/GPO
Data
EXTRA DIR FUNCTIONS
Error Detection
Non-PCM Detection
fsCalculator
Flags
DTS-CD/LD Detection
Validly Flag
User Data
Channel Status Data
BFRAME Detection
Interrupt System
DIR
Clock/Data
Recovery
Lock Detection
Lock DIR
UnlockXTI
MPIO_C
Selector
OSC
17
11
12
13
14
16
2
1
15
20
19
18
IC941 : TC7WH157FK
2 channel multiplexer
1
2
3
4
8
7
6
5
A
B
Y
GND
VCC
ST
SELECT
Y
0.1 μF
0.1 μF 1 μF
FILTN
FILTP
LCO
M1
M0
Ratio Selection
23 kHz to 30 MHz
Frequency Reference
CLK_IN
Output to Input
Clock Ratio
M[1:0]
00=1x
01=4x
10=128x
11=256x
N
Fractional-N
Frequency Synthesizer
128 Hz 8W Digital PLL
and Fractional N Logic
AUX_SRC
AUX_OUT
6 MHz to 75 MHz
PLL Output
3.3V
CLK_IN
CLK_OUT
0
1
VD
GND
IC943 : CS230011-CZZR
Clock multiplier
6
8
4
3
1
2
7
9
10
5
To DIGITAL 6/8 To DIGITAL 7/8
To DIGITAL 6/8
To DIGITAL 6/8
To DIGITAL 6/8
To DIGITAL 6/8
DIGITAL (1)
To DIGITAL 4/8
DOCK
DSP
64 M SDRAM
16 M FLASH ROM
No replacement part available.
サービス部品供給なし
No replacement part available.
サービス部品供給なし
to FUNCTION (3)_W802
Page 136 J4
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