Yamaha Digital Sound Projector HTY-750, Service Manual

Page: 75 / 99

IC203
IC206
IC211
IC208
IC201
IC202
CB201
IC204
IC213
IC209
IC210
IC212
CB203
CB204
CB205
CB206
CB208
CB207
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
YSP-600/HTY-760
75
★
All voltages are measured with a 10M
Ω
/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.
DSP 1/2
SCHEMATIC DIAGRAMS
0.3
0
0
3.3
3.4
0
3.4
0
0
3.4
0
1.7 1.7
0
3.4
1.7
1.2
1.3
0
3.4
1.6
1.6
3.4
0
3.4
0
3.3
3.3
0.3
0.4
3.4
0
0
0
0
0
0
0
1.3
0
3.4
3.3
0
0
3.4
1.3
0
0
0
3.4
3.4
0
3.4
1.3
3.4
0
3.4
3.4
3.4
1.3
0
1.3
1.6
0
0
0
0
0
0
0
1.7
3.3
3.3
3.0
0
1.2
3.4 1.3
0
3.4 1.3
0
1.3 3.4
0
1.3 3.4
3.4
0 0
0.9 1.1 1.2 1.1 1.1 1.0 0.9
1.7 3.3 0 0
0 0 0 0 0 0
10.3
0
1.3 1.3
0
1.3
10.3
0
3.4 1.3
6.7
0
3.4
3.3
0 3.4
0
0
0
3.3
0
0
3.4
3.4
1.3
0
3.3
3.4
3.3
3.3
3.3
1.1
0.1
0.2
0.2
3.1
2.3
1.4
1.7
2.3
0
0
0
0
3.4
0
1.3
3.4
0
0
3.4
1.3
1.3
1.7
0
1.7
1.7
0
1.7
0 0.4
3.4
0 0
0
1.3
0 1.2
0 0 0 0
1.7
3.4
0
0.6
0
0 1.2 0.6 1.2
1.3 3.4 1.3
3.3 0 3.3
0.3 0.6
3.3
3.3
0.6
3.3
3.3
3.3
0
3.3
0.3
0.6
3.3
3.4
3.2
3.3
0
3.3
0
0
0
0
3.3
0
3.3
3.3
3.3
0
0
3.4
3.3
0.5
3.3
0
3.3
3.3
3.3
0
0.1
3.3
3.2
0 0 0 0 0 0 0 0 0 0
0
0.1
0
3.3
0 3.3 3.3 0 0 0 0 0
3.3 3.3 3.3
0
3.3
0 0 0 0
0
3.3
0.1 0
3.3 0.1 0 1.7 0 0 0
3.3 3.3 1.6 0 1.7
0 0
0 0 0 0 0 0 0
0 0 0 0 0
0.3
0 3.3
3.3 3.4 3.4
0
0.4
3.3
2.5
3.3
2.5 3.3
3.3
3.3
0
3.3
3.3
0.2
2.5
3.3
2.6
2.0
3.3
0.6
0
0
0
3.3
0
0
0
0
0
3.3
3.3
0
0
0
3.4
3.4
0
0
3.4
3.4
0.4
0
1.7
0 0
0
0
0
0
3.4
0
3.4
0
0
0
0
3.4
1.7
3.3
0
0
2.3
1.7
1.4
2.3
0
0
3.4 0
3.4
0
1.2
0
0.9
0
1.1
0
1.2
3.4
0
1.1
0
1.1
0
1.0
0
0.9
3.4
0
3.4
3.3
0
0
0
0
0
1.1
0.2
1.7
2.3
0
0
1.7
1.4
2.3
3.1
0.2
0.2
0.1
3.3
0.9
1.0
0
1.1
1.1
1.2
1.1
0
0.9
1.2
3.3
3.3
3.3
3.3
3.3
1.1
0.1
0.2
0.2
3.1
3.4
3.0
3.4
3.4
0
0 0
3.3 5.0
0
3.3
0
0
0
0.4
0
0
0.3
0.3
4.8
0.1
0
0
0.5
0.3
0.1 3.3
3.3
3.4
0
0
0
0
1.5
0
B-3
B-2
ANALOG IN
DIGITAL IN
SUBWOOFER OUT
FRONT IN
SURROUND IN
CENTER IN
WOOFER IN
SUBWOOFER IN
IC213 : BR25L320F-W EEPROM
SPI BUS 32 k-bits (4,096 x 8-bit) EEPROM
1 CS
INSTRUCTION DECODE
CONTROL CLOCK
GENERATION
INSTRUCTION
REGISTER
2 SO
3 WP
4
GND
8 Vcc
7 HOLD
6 SCK
5 SI
VOLTAGE
DETECTION
WRITE
INHIBITION
ADDRESS
REGISTER
DATA
REGISTER
8bit
READ/WRITE
AMP
32,768bit
EEPROM
STATUS REGISTER
ADDRESS
DECODER
HIGH VOLTAGE
GENERATOR
8bit
12bit
12bit
Input
Selector
RXOUT
RX0
RX1
RX2
RX3
RX4
RX5/VI
RX6/UI
LPF
TMCK/PIO0
TBCK/PIO1
TLRCK/PIO2
TDATA/PIO3
TXO/PIOEN
Cbit, Ubit
Microcontroller
I/F
Data
Selector
Clock
Selector
Modulation
&
Parallel Port
PLL
XIN XOUT XMCK CKST
SLRCK
SBCK
RLRCK
RBCK
RMCK
SDIN
RDATA
RERR
DO
XMODE CI CE CL INT AUDIO/VO EMPHA/UO
1/N
Demodulation
&
Lock detect
1
2
3
4
5
8
9
10
13
44
45
46
47
48
29 28 27 34
23
22
20
17
16
24
21
36
37
41 38 39 40 35 33 32
IC203 : LC89057W-VF4AD-E
Digital audio interface transceiver
IC208 : TC74LCX245FT
Low voltage octal bus transceiver with 5-V tolerant inputs and outputs
A1
A2
A3
A4
A5
A6
A7
A8
1
2
3
4
5
6
GND
DIR
OE
B1
B2
B3
B4
B5
B6
B7
B8
Vcc
7
8
9
10
20
19
18
17
16
15
14
13
12
11
IC210 : W9816G6CH-7
512 K x 2 banks x 16-bit SDRAM
CLOCK
BUFFER
ADDRESS
BUFFER
CLK 35
18
CKE 34
A10 20
CS
17 RAS
16 CAS
15 WE
21 A0
24 A3
27 A4
32 A9
19 BA
2 DQ0
3 DQ1
5 DQ2
6 DQ3
8 DQ4
9 DQ5
11 DQ6
12 DQ7
39 DQ8
40 DQ9
42 DQ10
43 DQ11
45 DQ12
46 DQ13
48 DQ14
49 DQ15
14 LDQM
36 UDQM
COMMAND
DECODER
REFRESH
COUNTER
REFRESH
COUNTER DQ
BUFFER
COLUMN
COUNTER
MODE
REGISTER
CONTROL
SIGNAL
GENERATOR
CELL ARRAY
BANK #0
R
O
W
D
E
C
O
D
E
R
COLUMN DECODER
SENSE AMPLIFIER
CELL ARRAY
BANK #1
R
O
W
D
E
C
O
D
E
R
COLUMN DECODER
SENSE AMPLIFIER
~
~
9
5
10
7
8
1 14
13
3
12
2
6 4 11
AVDD
CAP
AGND
RIN
LIN
DVDD DGND
SDATO
LRCLK
BCLK
MCLK
VREF FMT NOHP
ADC
ADC
DIGITAL
FILTERS AUDIO
INTERFACE
CONTROL
INTERFACE
IC209 : WM8738
24-bit stereo ADC
1
3
2
5
4 GND
VCC
IC204 : TC7SH08FU
2-input AND gate
IN A
IN B
OUT Y
IC211 : M3087BFKBGP
Microprocessor
Port P0 Port P1 Port P2 Port P3 Port P4 Port P5 Port P6
Port P7
Port P14 Port P15 Port P11 Port P12
Port P10
Port P9
Port P8
P8
5
Port P13
R0H R0L
R1H R1L
R2
R3
A0
A1
FB
SB
NOTES:
1. Ports P11 to P15 are provided in the 144-pin package only.
2. Included in the 144-pin package only.
3.The supply voltage of M32C/84T (High-reliability version) must be VCC1=VCC2.
FLG
INTB
ISP
USP
PC
SVF
SVP
VCT
Multiplier
M32C/80 series microprocessor core
Clock Generation Circuit
XIN - XOUT
XCIN - XCOUT
On-chip Oscillator
PLL Frequency Synthesizer
A/D Converter:
1 circuit
Standard: 10 inputs
Maximum: 34 inputs
(2)
UART/Clock Synchronous Serial I/O:
5-channel
CRC Calculation Circuit (CCITT):
X16+X12+X5+1
X/Y Converter:
16-bit x 16-bit
D/A Converter:
8-bit x 2-channel
Peripheral Functions
<
V
CC2
(3)
> <
V CC1 (3)
>
<
V
CC1
(3) >
ROM
RAM
Memory
<
V
CC1
(3)
>
< V
CC2
(3) >
7 8 5 8 8
(Note 1)
8
8
7
8 8 8 8 8 8 8
8
DMACII
DMAC
Watchdog Timer (15-bit)
CAN Module: 1-channel
Intelligent I/O
Time Measurement: 8-channel
Waveform Generating: 8-channel
Communication Functions:
Clock Synchronous Serial I/O, UART,
HDLC Data Processing
Timer (16-bit)
Timer A: 5-channel
Timer B: 6-channel
Three-Phase Motor Control Circuit
Voltage
regulator
Overcurrent
detection
circuit
Overheat
detection
circuit
ON/OFF
circuit
Q
R
S
F/F
2
5
4
1
3
COM
PWM COMP.
VIN VOUT
ON/OFF control
Oadj
Vref
ERROR AMP.
Soft start
Oscillator
IC201,202 : PQ1CZ41H2Z
Chopper regulators
IC206 : 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
POINT B-2 XL201 (Pin 28 of IC203) POINT B-3 XL202 (Pin 20 of IC211)
MICROPROCESSOR
EEPROM
DSP
16M bit SDRAM
A/D CONVERTER
4M bit FLASH
REGULATOR
DIR
REGULATOR
No replacement part available.
サービス部品供給なし
(For factory)
(For factory)
Reset switch
(Writing port)
to INPUT (1)_W507
Page 78 L5
to HDMI_CB6
Page 79 L8
to HDMI_CB7
Page 79 L7
to INPUT (3)_CB902
Page 77 H8
to INPUT (2)_CB3
Page 77 F6