Yamaha RX-V667 Service Manual page 113

A B C
DIGITAL 7/7
1
0
3.3
0
0
3.4
3.3
0
0
3.4
2 0
0
0
DOCK
0
0
0
0
0
0
0
0
0
5.2
CB947
3
No replacement part available.
4
IC941
CB944
5
DIGITAL IN
3.3
3.0
6
3.4
1.3
0
0
0
0.4
0
3.3
0.5
3.4
7 POINT E XL941 (Pin 3)
E
3.3 1.7
0
8
9
IC944: R1172H501D-T1-F IC946: RP130Q331D-TR-F
Voltage regulator Voltage regulator
V V
DD 4 5 OUT V
DD 4
Vref
Vref
Current Limit
Current Limit
10 CE GND
1 2
CE 1
Pin No. Symbol Description
Pin No. Symbol Description
1 CE Chip Enable Pin ("H" Active)
1 CE Chip Enable ("H" Active)
2 GND Ground Pin
2 GND Ground Pin
3 NC No Connection
3 V OUT Output Pin
4 V DD Input Pin
4 V DD Input Pin
5 V OUT Output Pin
D E F
IC955
0 5.5
To DIGITAL 6/7
0 5.5 0
0
IC944
0
0
0
1.2
0 0
0
To DIGITAL 6/7
3.3
1.7 IC952
1.7 IC952
1.7 IC952
1.6
IC952
IC943
0
1.6
3.3
0
0
0
0
1.2
3.3
3.3
0 0
0 0
0 0
0 3.3
0 0
0 1.2
0 1.7
0 0
3.3
3.3
0
3.3
4.3 0 1.2
0 IC953
3.3
0
0
0
0
0
1.2
0
3.3
3.4
3.3
0
3.3
3.4
1.2
3.3
3.3
0
CB942
IC950: V54C365164VEI6
Column Addresses Row Addresses
64 Mb SDRAM
A0-A8, AP, BA0, BA1 A0-A11, BA0, BA1
To DIGITAL 4/7 Column address Column address Row address
counter buffer
IC947: TC74VHC157FT
Quad 2-channel multiplexer
Row decoder Row decoder Row decoder
SELECT 1 16 Vcc Memory array Memory array Memory array
V
3 OUT 1A 2 A S G 15 ST
Bank 0 Bank 1
1B 3 B A 14 4A
1Y 4 Y B 13 4B 4096 x 256 4096 x 256 4096 x 256
x 16 bit x 16 bit
2A 5 A Y 12 4Y
2B 6 11 3A
B A
2Y 7 10 3B
Y Y B
GND 8 9 3Y
2 GND
Input buffer Output buffer
I/O 1 -I/O 16
G H
3.4 3.4 3.4
0 3.4
IC949 IC946 IC948
1.3 1.8 5.5 3.3 5.6 5.1
3.4 0 3.3
3.4 3.4
0 0 0
3.4
IC947
0
1.7
1.7
3.4 0
3.3
1.6
0
IC954
1.6
0
0
0
FL/FR 0
SBL/SBR
C/SW
3.3
SL/SR
3.3
1.2
3.3
0
3.3
DSP
0
2.3
0
3.2
0
3.3
0.7
1.2
0.6
0.9
0
2.3
1.2
1.8
1.8
0
No replacement part available.
3.3
2.0
3.0
0
1.2
0
0
0
3.3
Refresh Counter
buffer
IC948: RP130Q501D-TR-F
V CC V SS Voltage regulator
1 54
I/O 1 I/O 16
2 53
Row decoder
V CCQ 3 52 V SSQ
I/O 2 4 51 I/O 15
Memory array I/O 3 5 50 I/O 14 V
DD 4
V SSQ 6 49 V CCQ
Bank 2 Bank 3 I/O 4 7 48 I/O 13
I/O 5 8 47 I/O 12
V CCQ V SSQ
9 46
I/O 6
4096 x 256 10 45 I/O 11
I/O 7 11 44 I/O 10
x 16 bit x 16 bit
V SSQ 12 43 V CCQ
Vref
I/O 8 13 42 I/O 9
Current Limit
V CC 14 41 V SS
CE 1
LDQM 15 40 NC
WE 16 39 UDQM
CAS 17 38 CLK
RAS CKE
18 37
CS NC Pin No. Symbol Description
19 36
BA0 20 35 A 11
1 CE Chip Enable ("H" Active)
BA1 21 34 A 9
2 GND Ground Pin
Control logic and timing generator A 10 22 33 A 8
A 0 3 V Output Pin
23 32 A 7 OUT
A 1
24 31 A 6 4 V Input Pin
DD
A 2 A 5
25 30
A 3 A 4
26 29
V CC V SS
27 28
I J K
IC942: DIX9210PTR
216-kHz digital audio interface transceiver
To DIGITAL 6/7
RXIN0
RXIN1
RXIN2
RXIN3
RXIN4/ASCKIO
RXIN5/ABCKIO
RXIN6/ALRCKIO
RXIN7/ADIN0
MPIO_A0(CLKST)
MPIO_A1(VOUT)
MPIO_A2(XMCKO)
MPIO_A3(INT0)
xxxx
MPIO_C0(TXSCK)
MPIO_C1(TXBCK)
MPIO_C2(TXLRCK)
MPIO_C3(TXDIN)
ANALOG IN
IC945
IC946
3.4 0
1.6 0.6
3.4
0
3.3
1.6 0 0
1.6 0 0 3.3
3.3 0 0
2.6 0.9 0 0.6
0.6 0 0 0.5
0 0
3.4
2.6 2.5 0 0.4
2.7 3.0
0.4 0
3.3 0 2.6
0.5 2.5 0.9
3.4 0 3.2 0.6
2.7 3.3 3.3
3.2 2.7 0
3.2 1.7 2.6
3.4 2.5
3.3
0 0 1.6
2.3 0 0 2.7
3.2 2.0 1.6
0
0 0 1.8 2.5
0.7 3.0 1.8
3.3
0.6 2.0 2.3
0.9 1.8 0.9 0
2.3 1.8 0.6 3.3
0
3.4 0.7 3.2
64 M SDRAM 16 M FLASH ROM
DIGITAL (1)
IC949: R1172H121D-T1-F IC955: R1172N501D-TR-F
CMOS-based positive-voltage regulator IC Voltage regulator
V V V
3 OUT V DD 4 5 V OUT DD 3 1 OUT
Vref Vref
Current Limit
2 GND Current Limit
CE 1 2 GND CE GND
5 2
Pin No. Symbol Description
Pin No. Symbol Description
1 CE Chip Enable Pin
1 V Output Pin
OUT
2 GND Ground Pin 2 GND Ground Pin
NC No Connection
3 3 V DD Input Pin
V Input Pin
4 DD 4 NC No Connection
5 CE Chip Enable Pin ("H" Active)
5 V OUT Output Pin of Voltage Regulator
L M N
RX-V667/HTR-6063/RX-A700
FILT
43
AUXIN0
AUTO
RXIN7
DIR
RXIN0 DIR SCKO
37 20
RXIN1 XTI DOUT Main BCK
35 PLL 19
Output
RXIN2 AUXIN0 LRCK
33 18
SCKO/BCK/LRCK Port
RXIN3 AUXIN1 DOUT
32 17
RXIN4 Lock DIR AUXIN2
31
UnlockXTI
RXIN5 Clock/Data
30
Recovery
RXIN6
29
RXIN7 AUTO
28
DIR
RXIN8 XTI
3 Lock Detection
DIT
RXIN9 AUXIN0
4
MPIO_A
RXIN10 AUXIN1
5 Selector
RXIN11 RECOUT0 AUXIN2
6
DITOUT RECOUT1
RECOUT0
MPO0(TXOUT)
RECOUT1 MPO0/1 15
MPO1(VOUT)
Selector 16
DITOUT
AUTO
MPIO_B0(ASCKI2)
DIR
7 11
MPIO_B1(ABCKI2)
XTI
8 MPIO_C MPIO_B 12
AUXOUT
MPIO_B2(ALRCKI2)
Selector AUXIN0 Selector
9 AUXIN2 13
AUXIN1
MPIO_B3(ADIN2)
AUXIN1
10 14
XTIClock
(SCK/BCK/LRCK)
Divider
XTI
39
OSC
XTO
40
XMCKO SBCK/SLRCK
Secondary BCK/LRCK
(To MPIO_A)
XMCKO (To MPIO_A and MPO0/1)
Divider
Divider
Selector
EXTRA DIR FUNCTIONS ERROR/INT0(ERROR)
REGISTER
1
NPCM/INT1(NPCM)
Function DIR CS DIR f s Error Detection
DIR Pc and Pd 2
Control (48-bit) Calculator Non-PCM Detection
f s Calculator
MPIO_A
All Port Flags
GPIO/GPO DIT CS
DIR Interrupt
Data (48-bit) f s Calculator DTS-CD/LD Detection MPIO_B
Validly Flag
MPIO_C
User Data
MPO0
Channel Status Data
BFRAME Detection MPO1
Interrupt System
IC951: MX29LV160DBTI-70G
16M-bit 3V supply flash memory
To DIGITAL 6/7
WRITE
CE#
CONTROL
OE# PROGRAM/ERASE STATE
INPUT
WE#
HIGH VOLTAGE MACHINE
RESET# LOGIC
BYTE# (WSM)
WP#/ACC
STATE
ADDRESS FLASH REGISTER
ARRAY
LATCH
A0-AM ARRAY
AND
SOURCE
HV
BUFFER
Y-PASS GATE
COMMAND
DATA
DECODER
SENSE PGM
AMPLIFIER DATA
HV
COMMAND
DATA LATCH
PROGRAM
DATA LATCH
Q0-Q15/A-1
I/O BUFFER
AM: MSB address
A15 1 48 A16
A14 2 47 BYTE#
A13 3 46 GND
A12 4 45 Q15/A-1
A11 5 44 Q7
A10 6 43 Q14
A9 7 42 Q6
A8 8 41 Q13
A19 9 40 Q5
NC 10 39 Q12
WE# 11 38 Q4
RESET# 12 37 VCC
NC 13 Q11
36
WP#/ACC 14 35 Q3
RY/BY#
15 34 Q10
A18 16 33 Q2
A17 17 32 Q9
A7 18 31 Q1
A6 19 30 Q8
A5 20 29 Q0
A4 21 28 OE#
A3 22 27 GND
A2 23 26 CE#
A1 24 25 A0
IC945: D70YE101BRFP266
Floating-point digital signal processors
Program/Data JTAG EMU
256 RAM
D1 256K Bytes
McASP0
Data 64 32
16 Serializes
R/W
Program/Data
256 ROM Page1
C67x+ Microprocessor 32
256K Bytes
D2 Memory
Data 64
Controller Program/Data 32
R/W McASP1
ROM Page2
256 6 Serializes
256K Bytes
32
Program
I/O INT Fetch Program/Data
32 McASP2
256 ROM Page3
2 Serializes
256K Bytes
32 DIT Only
Program CSP 32 32
32 SPI1
Cache 256
PMP DMP
32K Bytes
32 SPI0
32 32
32 I2C0
High-performance
32
Crossbar Switch
32 I2C1
32 32 32 32
32 RTI
32
PLL
I/O Interrupts MAX0 CONTROL MAX1 Events
Out In
EMIF
dMAX
Peripheral Interrupt and DMA Events
IC952: TC74VHC126FT
Quad bus buffer
1G 1 14 Vcc
IC953-954: TC7SH08FU
1A 2 13 4G
2-input AND gate
1Y 3 12 4A
2G 4 11 4Y
IN B 1 5 V
CC
2A 5 10 3G
IN A 2
2Y 6 9 3A
GND OUT Y GND 7 8 3Y
3 4
inputs outputs
G A Y
L X Z
H L L
H H H
★ 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.
113