Yamaha DSP-AX863SE Service Manual page 110

A B C
RX-V863/HTR-6180/DSP-AX863SE/DSP-AX863
DIGITAL 4/5
1
Page 112 A6
to FUNCTION (1)_CB205
2
3
9.8
IC63
9.8
4
5
6
DIGITAL IN 3.4 3.4
FL/FR
1.3
0
PL/PR
1.3
1.3
0
1.3
0
SELECTOR
7
(U, C models)
0
0 2.7
0 2.7
2.8
3.3
1.7 0
0 5.3
1.7
1.7
8 2ch DAC
IC61: PCM1781DBQR
Audio digital-to-analog converter
IC62: TC74VHC157FT
Quad 2-channel multiplexer
BCK
Audio
LRCK
Serial Output Amp V OUT L
DATA Port DAC and
Low-Pass Filter
4 /8
9 Oversampling
Enhanced
Digital
Multilevel
(FMT) Filter V
Delta-Sigma COM
With
Modulator
Function
MS (DEMP0)
Serial Control
Control
MC (DEMP1)
Port Output Amp
DAC and
MD (MUTE)
Low-Pass Filter V R
OUT
(TEST)
System Clock
System FMT 1 16 ZEROA
SCK
Clock Zero Detect Power Supply DEMP0 2 15 V L
OUT
Manager
DEMP1 3 14 V R
OUT
MUTE 4 13 V COM
SCK 5 12 AGND
DATA 6 11 V
CC
BCK NC
7 10
LRCK 8 9 TEST
(1) Open-drain output for the PCM1782
NOTE: Signal names in parentheses ( ) are for the PCM1781.
10
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# 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.
110
D E F
Page 115 K9 Page 114 I9
to MAIN (2)_W107 to OPERATION (1)_W401
0
0
0 0
1.7 1.7
5.1 5.1
1.4 0
5.2
0 0
3.4 2.7 2.7
5.2
1.7 0
5.2
0 3.4 5.1
5.2 3.4 2.7 0
0
0 2.7
0 2.7
0
0 2.7
2.7
2ch ADC
4.9 2.7
3.3 2.8
1.6 2.8
0
1.7
1.3
5.3
1.7
1.7
2ch DAC
2.7
4.9
3.3 2.7
2.8
1.6
0
1.7
1.3 5.3
C
1.7 2.8
2.8
SL/SR 1.7
5.3 2.7
SBL/SBR
0 2.8
1.3 0
1.3 5.3
1.3 2.7
0 2.7
0
1.7
1.7 8ch DAC
1.7
0 0
1.7
1.7 0 0
1.7
11.9
0.3
IC72
0.3
0.3
0.3
0.3
IC72
0.3
-11.4
IC64: PCM1780DBQR
IC63: NJM78M05DL1A
Audio digital-to-analog converter
Voltage regulator
BCK
SELECT 1 16 Vcc IN
LRCK
1A 2 A S G 15 ST
1B 3 14 4A DATA
B A
1Y 4 Y B 13 4B
2A 5 A Y 12 4Y
2B 6 B A 11 3A
2Y 7 Y Y B 10 3B (FMT)
OUT
GND 8 9 3Y
MS (DEMP0)
MC (DEMP1)
MD (MUTE)
(TEST)
SCK
GND
(1) Open-drain output for thePCM1782
NOTE: Signal names in parentheses ( ) are for the PCM1781.
G H
ANALOG IN
11.9
0
IC67
0
0
0
0 IC67
0
-11.4
FL
0 11.9
0
IC68
0
NE5532DR
NE5532DR
0
IC68
0
-11.4
0
IC44: D70YE101BRFP266
C
Floating-point digital signal processors
11.9
0
0
IC69
0
D1
NE5532DR Data 64
R/W
C67x+ Microprocessor
D2 Memory
SW
Data 64 Controller
NE5532DR
R/W
0 0 Program
IC69 I/O INT Fetch
-11.4
0
Program CSP
Cache 256
PMP DMP
32K Bytes
32 32
High-performance
Crossbar Switch
32 32 32
SL
0 11.9
I/O Interrupts MAX0 CONTROL MAX1
0
IC70 Out
0
dMAX
NE5532DR
NE5532DR
0
0
IC70
-11.4
0
SBL
11.9
0
0
IC71
0
0 0
IC71
-11.4
0
IC66: PCM1803DBR
Stereo A/D converter
Delta-Sigma
Audio V L
IN Modulator
Serial Output Amp V OUT L
Port DAC and
Low Pass Filter
4 /8
V 1
Oversampling REF
Enhanced
Digital Reference
Multilevel
Filter V COM
Delta Sigma V 2
With REF
Modulator
Function
Serial Control
Control
Port Output Amp
Delta-Sigma
DAC and V R
IN Modulator
Low Pass Filter V OUT R
System Clock
System
Clock Zero Detect
Power Supply
Manager Power Supply
V AGND DGND V
CC DD
ZEROL/NA 1 16 ZEROR/ZEROA
MS 2 15 V L
OUT
MC 3 14 V OUT R
MD 4 13 V COM
SCK 5 12 AGND
DATA V
6 11 CC
BCK 7 10 NC
LRCK 8 9 NC
I J K
DSP-AX863 RX-V863/HTR-6180 RX-V863 RX-V863
IC BLOCK DIAGRAMS DIGITAL 3/5
IC49: M12L64164A-5TG
IC45, 46: TC74VHC153FT
Dual 4-channel multiplexer 1M x 16-bit x 4 banks synchronous DRAM
A 14 CLK Clock
Program/Data S0
JTAG EMU
256 RAM Generator
S0 CKE
256K Bytes
McASP0
32 16 Serializes S1
Program/Data
ROM Page1 Address
256 32 S1
256K Bytes
2
B S2
Mode
Program/Data 32
ROM Page2 McASP1 S2 Register
256 6 Serializes
256K Bytes
32 S3
Program/Data S3
32
256 ROM Page3 McASP2
256K Bytes 2 Serializes
DIT Only 1C0 6
32 7 1Y CS
S0
32 32
32 SPI1 RAS
1C1 5
S1 CAS
32 SPI0
1C2 4
WE
32 I2C0
S2
32
32 I2C1 1C3 3
S3
32
32 RTI
1G 1
VDD 1
32 PLL 2
Events DQ0
10
2C0 9 2Y VDDQ 3
In
EMIF 4
S0 DQ1
5
DQ2
Peripheral Interrupt and DMA Events 2C1 11 VSSQ 6
7
S1 DQ3
DQ4 8
2C2 12 VDDQ 9
10
S2 DQ5
DQ6 11
2C3 13 VSSQ 12
S3 DQ7 13
VDD 14
15
2G 15
LDQM
WE 16
CAS 17
18
RAS
CS 19
A13 20
A12 21
A10/AP 22
23
A0
A1 24
A2 25
26
A3
VDD 27
IC65 : PCM1680DBQR
Audio digital-to-analog converter
Output Amp and
DAC
BCK Low-Pass Filter
BCK
LRCK LRCK
Output Amp and
DOUT DAC
Serial Low-Pass Filter
Serial
x 1/64, x 1/128 Interface DATA1 (1, 2) Input
Decimation I/F
DATA2 (3, 4) Output Amp and
DAC
Filter Low-Pass Filter
DATA3 (5, 6)
With Mode/
High-Pass Filter Format FMT0 DATA4 (7, 8) 8
Output Amp and
DAC
Control FMT1 Oversampling Enhanced Low-Pass Filter
Digital Filter Multilevel
With DeltaœSigma
MODE0
Function Modulator Output Amp and
DAC
MODE1 Controller Low-Pass Filter
MS/ADR
BYPAS
Output Amp and
MC/SCL DAC
TEST Low-Pass Filter
MD/SDA
Function
OSR
Control
Output Amp and
Clock and Timing Control PDWN I/F DAC
Low-Pass Filter
SCKI
MSEL
Output Amp and
DAC
Low-Pass Filter
1 20
V IN L MODE1
System Clock
V R 2 19 MODE0
IN
V 1 3 18 FMT1
REF
SCK System Clock
V REF 2 4 17 FMT0 Zero Detect Power Supply
Manager
V 5 16 OSR
CC
AGND 6 15 SCKI
PDWN 7 14 V DD
BYPAS 8 13 DGND
TEST 9 12 DOUT
LRCK 10 11 BCK
L M N
DSP-AX863SE RX-V863/HTR-6180 RX-V863 HTR-6180
IC51: EN29LV160AB-70TCP
16 M-bit flash memory boot sector flash memory, CMOS 3.0 V-only
RY/BY# DQ0-DQ15 (A-1)
Vcc Block Protect Switches
Vss
Bank D
Bank C
Erase Voltage Generator
Bank B
Input/Output buffers
Row
State
Address Control
Buffer WE#
& Bank A
Program Voltage
Refresh Generator
Counter Command STB
Data Latch
Register Chip Enable
Output Enable
Sense Amplifier CE#
Logic
L(U)DQM OE#
Column
Address Column Decoder
Buffer Y-Decoder Y-Gating
&
Refresh
STB
Counter
Data Control Circuit DQ
Vcc Detector Timer
Cell Matrix
X-Decoder
A0-A19
54 VSS
53
DQ15
52 VSSQ A15 1 48 A16
51 A14 2 47 BYTE#
DQ14
50 A13 3 46 V
DQ13 SS
A12 4 45 DQ15/A-1
49 VDDQ
A11 5 44 DQ7
48
DQ12 A10 6 43 DQ14
47 DQ11 A9 7 42 DQ6
46 VSSQ A8 8 41 DQ13
A19
45 9 40 DQ5
DQ10
NC 10 39 DQ12
44 DQ9 WE# 11
38 DQ4
43 VDDQ RESET# 12 37 V
CC
42 NC 13 36 DQ11
DQ8
NC 14 35 DQ3
41 VSS
RY/BY# 15 34 DQ10
40
NC A18 16 33 DQ2
39 UDQM A17 17 32 DQ9
38 CLK A7 18 31 DQ1
37 A6 19 30 DQ8
CKE
A5 20 29 DQ0
36 NC
A4 21 28 OE#
35 A11 V
A3 22 27 SS
34 A2 23
A9 26 CE#
A1 24 25
33 A8 A0
32
A7
31 A6
30 A5
29
A4
28 VSS
IC67, 71, 72: NJM4565M
Dual operational amplifier
V+
8
2, 6
–INPUT OUTPUT
1, 7
+INPUT
3, 5
V–
V 1
OUT
4
V 2
OUT
V 3
OUT
IC68-70: NE5532DR
V
COM Dual low-noise operational amplifiers
V OUT 4
V OUT 5 VCC+
36 pF
V OUT 6
IN+
V OUT 7
37 pF
V 8 14 pF
OUT
15 Ω
OUT
7 pF
IN
15 Ω
1OUT 1 8 V
CC+
1IN– 2 7 2OUT
460 Ω
2IN–
1IN+ 3 6
VCC– 2IN+
V 4 5
CC–