Yamaha YSP-3000 Service Manual page 81

A B C
INPUT 1/2
1
Page 79 J6
to DSP_CB2
5.8 5.8
5.8 5.8
6.4
6.4
ANALOG IN
11.1 11.1
2
5.8
5.8 5.8
5.8
6.4
6.4
11.1 11.1
0
0
IC4
0
0
0.7
0
3
3.3
3.3
IC1
5.0
0 5.0
0
5.0
4.4 IC1
2.7 IC1 3.3 0.4
0
2.5
5.0
1.8
0
J model 0
4
4.4
IC1
5.0
0 5.0
0
4.4
IC1 IC1
3.3
U, C, K, A, B, 2.7 0.4
G, E, L, V models
DIGITAL IN
J model
IC3
5
Writing port
CB1
JK1
IR IN
U, C models
12.1
J model
3.2
0
0 3.3
6
3.3
0 0 0
0
0
0
3.3
1.2
0 1.2
3.3
0.1
0
1.2
XM
1.2
0
U, C models
5.4 0.1
0 0
5.4
7
5.4
3.3
0
0
3.3
0
5.4
DOCK
(iPod)
8
U, C, A, B models
No replacement part available.
POINT A-1 XL2 (Pin 6 of IC5) POINT A-2 XL1 (Pin 28 of IC6)
9
10
D E F
5.8 0
5.8 0
5.8
0
5.8 0
5.8 11.1
5.8 5.8
5.8 11.1
5.8
6.3
5.8
5.8
0
5.8
5.1 5.8
5.1
5.8
SUB
11.2 WOOFER
5.6
5.6
IC4
0
5.6
IC10
5.0
0.1
0
5.0
5.0
1.8 0
2.5
IC5
2.6
5.0 0
0 0
0 5.0
0 5.0
A-1
5.0
0 5.0 5.0
0 3.3 3.3
3.3
0 IC7
3.3 3.3
IC7
0
3.3 3.3
IC7
0
0 0
IC7
0
3.3 3.3
IC7
0
IC7
3.3
3.3
3.3
0
0
3.3
2.2
0.3
3.3
0 3.3
3.3 3.3
0 3.3
XM
3.3 3.3
1.7 0
0 3.2
3.3
1.7
IC6
3.3
3.3
A-2 1.7
0 3.2
0 0
3.3
0.2
0
0
3.3
IC8
0
0
0
0 3.3
CB5
IC24
POINT A-3 XL4 (Pin 20 of IC16)
IC12: LC72722PM
RDS signal processor
VDDA 3
VSSA 4
IC11: TC74VHCT08AFT
MPX IN
2
Quad 2-input AND gate
DO 20
CL 21
1A 1 14 Vcc DI 22
CE 23
1B 2 13 4B
T1
7
1Y 3 12 4A T2
8
T3 9
2A 4 11 4Y
T4 10
2B 5 10 3B
2Y 6 9 3A
GND 7 8 3Y
G H
(G, E models)
11.2 11.9
IC12
12.1 9.5
10.3
0
IC13 IC14
0 1.3 6.7 12.1 0 6.7
7.9 5.4 5.1 1.3
5.4 5.1
0 0
IC22
IC15
0
0
5.0
3.3
IC23
3.3 0
3.3
3.3
2.3 2.3
3.3
3.3 3.3
A-3
0
3.3
3.3
0.2
2.3
2.5
2.6
2.7
3.3
MICROPROCESSOR 3.3
0
3.3
3.3
0 2.5
0
2.6
0
0
3.3 0
0
0
3.2
0
3.3
0
IC16
0
0
0
3.3
0
3.3
3.3
3.3
3.3
0
3.3
0
0 3.3 3.3
0.3
0 0.3 3.3
0
3.3 3.3 0
0
0 0
IC17
IC1: TC74HCU04AFEL IC7: TC74VHC125FT
Hex inverters High speed CMOS quad bus buffer
VCC
1A
1 14 1G 1 14 Vcc
6A
1A 2 13 4G
1Y 2 13
1Y 3 12 4A
6Y
2A 3 12 inputs outputs
2G 4 11 4Y
G A Y
2Y 4 11 5A
2A 5 10 3G
H X Z
3A 5 10 2Y 6 9 3A
5Y L L L
GND 7 8 3Y
3Y L H H
6 9
4A
GND
7 8
4Y
IC13, 14: PQ1CZ41H2Z
Chopper regulators
V
IN
1
1 5 6
CLOCK 14 VDDD
PLL
RECOVERY
REFERENCE (57 kHz)
(1187.5 Hz) Voltage ON/OFF
VOLTAGE
regulator circuit
15 VSSD
VREF
PWM COMP.
57 kHz DATA
ANTIALIASING SMOOTHING
bpf 19 RDS-ID
FILTER FILTER DECODER
(SCF)
18 SYNC
RAM ERROR CORRECTION SYNC / EC Q
CCB (24 BLOCK DATA) (SOFT DECISION) CONTROLLER Overcurrent
24 SYR R
F/F
detection
CLK (4.332 MHz) circuit S
MEMORY
CONTROL
TEST SYNC SYNC
DETECT-1 DETECT-2
OSC/DIVIDER
Overheat
detection
11 16 17 13 12
circuit
3
COM
I J K
IC5: MB90050PF-G-119-E1
OSD controller
SIN
Serial input
SCLK control
CB7
CS
Page 86 G2
IC21 VIN
YIN
to POWER (5)_W951
CIN
(B model)
CB8
HSYNCI
VSYNCI
Sync control
FLDI
Page 86 B3
SYNCST
to POWER (4)_W801
HSYNCO
VSYNCO
NTSC/PAL
signal
CSYNCO
generator
CB9
FLDO
circuit
VBLKO
To TUNER BUSY Display Memory control
(U, C, K, A, G, E, L, V models)
VRAM
(35 characters
× 16 lines)
EXS
4FSC clock
oscillation
XS
circuit
FSC4O
CB10 EXD
Dot clock
XD oscillation
circuit
DCLKO
RESET
FLDI 1
Page 80 F2 VSYNCI 2
HSYNCI 3
to DSP_CB4
V CC 4
V 5
SS
EXS 6
XS 7
FSC4O 8
VSYNCO 9
HSYNCO 10
CSYNCO 11
VBLKO 12
IC18
CB11
IC15: TC74VHCT245AFT
Octal bus transceiver
DIR 1
A1 2
A2 3
A3 4
A4
5
A5 6
Page 80 I2
A6 7
to DSP_CB6
A7 8
A8 9
GND 10
CB12
Page
to HDMI_CB6
CB13
CB14
3.3
0
3.3
3.3 0
Page 86 G3
Page 86 K7
to POWER (5)_W952
to POWER (2)_CB902
(B model)
IC3: MAX3232CPWR
IC8, 20: TC7SH08F IC24: NJM2068V
3-V to 5.5-V multichannel RS-232 line driver/receiver
2-input AND gate Low noise dual operational amplifier
C1+ 1
A OUTPUT 1 8 V+
IN B 1 5 V
CC
A B Y
V+ 2
A-INPUT 2 A 7 B OUTPUT
IN A L L L
2 – +
3
L H L B C1-
A+INPUT 3 + – 6 B-INPUT
GND 3 4 OUT Y H L L
C2+ 4
V 4 5 B+INPUT
H H H -
C2- 5
6
V-
7
DOUT2
RIN2 8
IC17: BR25L320F-W EEPROM
V
OUT
2 SPI BUS 32 k-bits (4,096 x 8-bit) EEPROM
1
CS VOLTAGE
ON/OFF control INSTRUCTION DECODE DETECTION
CONTROL CLOCK
5
GENERATION
WRITE HIGH VOLTAGE
SO 2 INHIBITION GENERATOR
INSTRUCTION
REGISTER
STATUS REGISTER
ERROR AMP. O
adj
4 3
WP ADDRESS ADDRESS
12bit 12bit
REGISTER DECODER
32,768bit
V
ref EEPROM
DATA READ/WRITE
8bit 8bit
REGISTER AMP
GND 4
L M N
YSP-3000/YSP-30D/HTY-7030
IC5: MB90050PF-G-118-E1
OSD controller
SIN
Serial input
Each block
Each block SCLK control
CS
VIN VOUT
VOUT Analog
Analog
YIN switch YOUT
switch YOUT
CIN COUT
COUT
HSYNCI
VSYNCI
Sync control
Video signal
Video signal
FLDI generator circuit
generator circuit
SYNCST
HSYNCO
DCOL5 to DCOL0
DCOL5 to DCOL0
VSYNCO Output control
Output control NTSC/PAL
DB
DB signal
CSYNCO
generator DH
DH
FLDO Palette
Palette circuit
(4 bits→6 bits)
(4 bits→6 bits) VBLKO
BUSY Display Memory control
VRAM
Font RAM
Font RAM Font ROM
Font ROM (35 characters
(8 characters)
(8 characters) × 16 lines) (512 characters)
(512 characters)
PO3
PO3 EXS
4FSC clock
XS oscillation Each block Port control PO2
Each block Port control PO2
circuit
PO1
PO1 FSC4O
PO0
PO0
EXD
Dot clock
XD oscillation Each block
Each block
circuit
DCLKO
All reset
All reset RESET
36 PO3 FLDI 1 36 PO3
35 PO2 VSYNCI 2 35 PO2
34 DCOL5 HSYNCI 3 34 DCOL5
V 4 33 DCOL4
33 DCOL4 CC
32 DCOL3 V SS 5 32 DCOL3
MB90050 MB90050
31 DCOL2 EXS 6 31 DCOL2
30 DCOL1 XS 7 30 DCOL1
29 DCOL0 FSC4O 8 29 DCOL0
28 DCLKO VSYNCO 9 28 DCLKO
27 DB HSYNCO 10 27 DB
26 DH CSYNCO 11 26 DH
25 RESET VBLKO 12 25 RESET
IC16: M3087BFKBGP
Microprocessor
8 8 8 8 8 8 8
20 Vcc
Port P0 Port P1 Port P2 Port P3 Port P4 Port P5 Port P6
19 G
< (3) > < V CC1 (3) >
V CC2
18 B1
Peripheral Functions
A/D Converter: Clock Generation Circuit
17 B2
1 circuit X - X
IN OUT
Timer (16-bit) Standard: 10 inputs X - X
CIN COUT
B3 Timer A: 5-channel (2) On-chip Oscillator
16 Maximum: 34 inputs
Timer B: 6-channel
PLL Frequency Synthesizer
UART/Clock Synchronous Serial I/O:
15 B4
Three-Phase Motor Control Circuit 5-channel
DMAC
14 B5
Watchdog Timer (15-bit) X/Y Converter: DMACII
16-bit x 16-bit
13 B6
D/A Converter: CRC Calculation Circuit (CCITT):
16 12 5
8-bit x 2-channel CAN Module: 1-channel X +X +X +1
12 B7
11 B8 M32C/80 series microprocessor core
Memory
Intelligent I/O
R0H R0L FLG
R1H R1L INTB ROM
Time Measurement: 8-channel
R2 ISP
Waveform Generating: 8-channel
Communication Functions: R3 USP
RAM
Clock Synchronous Serial I/O, UART,
HDLC Data Processing A0 PC
A1 SVF
FB SVP
Multiplier
SB VCT
< (3) > < >
V CC1 V (3)
CC2
Port P14 Port P15 Port P11 Port P12 Port P13
7 8 5 8 8
(Note 1)
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 V CC1 =V CC2 .
IC9: BD3843FS-E2
6-channel function switch
84 L7 24 23 22 21 20 19 18 17 16 15 14 13
LOGIC
1 2 3 4 5 6 7 8 9 10 11 12
IC18: TC74LCX245FT
Low voltage octal bus transceiver with 5-V tolerant inputs and outputs
16 V DIR 1 20 Vcc
CC
A1 2 19 OE
15 GND
A2 3 18 B1
14
DOUT1
A3 4 17 B2
13 RIN1
A4 5 16 B3
12 ROUT1
A5 6 15 B4
11
DIN1
A6 7 14 B5
10
DIN2 A7 8 13 B6
9 ROUT2 A8 9 12 B7
GND 10 11 B8
8 Vcc
# 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.
7 HOLD # Schematic diagram is subject to change without notice.
6 SCK
5 SI
81