Yamaha DSP-AX1800 - D-VIDEO Schematic Diagram (4;5)

IC181
CB185
IC192
CB184
CB186
IC182
IC196
IC187
CB187
CB188
IC188
IC198
CB183
CB182
IC184
IC183
IC191
IC192
IC192
CB181
IC192
IC192
IC189
IC186
IC185
A
1
2
3
4
5
6
7
8
9
10
BCDEFGH I JK
L MN
RX-V1800/HTR-6190/DSP-AX1800
135
★ 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.
D-VIDEO 5/5
POINT A-3 XL181 (Pin 22 of IC182)
A-3
1.7
1.7
2.4 1.6 2.7 2.3 1.1 1.8 2.4 0.2 1.7 1.9 1.9 0.9 0.6 2.8 2.9 0
0.4
3.3
0
0
3.3
3.3
0.4 0.4 3.0 1.8 1.6 0.3 0.4 1.7 1.7
0
3.3 3.3
5.0 0 0 0 0.1 5.0 0
0 0 0
5.0 0.1
0
5.0
0 5.0 0 5.0 2.6 0 2.4 5.0 5.0 5.0 5.0 5.0 0 5.0 5.0 5.0 0.1 0.1 5.0 0 5.0
0.4 0.3 1.6 1.8 3.0 0.4 0.4 3.3 3.3 3.3 3.3
0
0.4 2.9 2.8 0.6 0.9 1.9 1.9
3.3 3.3
2.4 2.4 1.8 2.0 1.1 1.1 2.3 2.0
2.7 2.5 1.6 1.9 2.4 2.0 1.1 0.9 1.7 0 0 1.7
0
1.1
2.4
2.0
1.1
2.0
3.3
3.3
3.3
0
3.3
2.5
1.9
2.0
0.9
0
0
0
5.0
5.0
5.0
0
5.0
5.0
5.0
0
0.1
0
0
0
5.0
5.0
5.0
3.3
5.0
5.0
4.9
5.0
0
0
0.3
3.3
3.3
5.0
5.0
0
0
0
0
0
0.1
0
0.7
0
0
0.7
5.0
5.0
5.1
5.1
5.0
0.1
0.6
0.1
0.1
5.0
5.0
5.0
5.0
5.0
5.0
3.3
5.0
3.3
9.0
5.0
5.0
5.0
0
00
3.3
1.8 3.3
0
1.8
1.8
3.3
3.3
3.3
4.1
0
0
4.1
4.1
3.3
3.3
3.3
4.1
0
00
4.1
4.1
3.3
1.8
1.8
3.1
0
0
0
3.1
3.1
1.8
1.8
1.8
2.8
0
0
0
2.8
2.8
1.8
2.8
2.8
1.8
1.8
0
0
1.8
2.8
3.3
3.3
2.8
0
0
4.1
0
2.8
5.0
2.8
3.1
5.0
5.0
0
0
0
3.1
4.9
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
1.7
0
3.3
0
3.3
0
0
0
3.3
3.3
3.3
0
0
0
0
4.8
4.8
5.0
5.0
0.1
5.0
0
5.0
5.0
5.0
3.3 3.3
0
0
5.0
3.1 3.1
3.3
3.3
3.3
3.3
5.0
5.0
3.3
3.3
5.0
5.0
to D-VIDEO 3/5
to D-VIDEO 2/5
to D-VIDEO 4/5
to D-VIDEO 2/5
to D-VIDEO 3/5
to D-VIDEO 4/5
Not applied to this model.
Not applied to this model.
Not applied to this model.
to D-VIDEO 2/5, 4/5
RX-V1800
to D-VIDEO 1/5
to D-VIDEO 1/5
VIDEO MICROPROCESSOR
IC189: R1171S181B-E2-F
Voltage regulator
VDD
CE
Pin No.
1
2
3
4
6
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
5 GND Ground Pin
Chip Enable Pin (active at "H")
No Connection
Input Pin
Vref
61
35
Current Limit
VOUT
GND
2
GND
IC183, 185: R1171S331B-E2-F
Voltage regulator
VDD
CE
Pin No.
1
2
3
4
6
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
5 GND Ground Pin
Chip Enable Pin (active at "H")
No Connection
Input Pin
Vref
61
35
Current Limit
VOUT
GND
2
GND
IC191: R1172S181B-E2-F
Voltage regulator
VDD
CE
Pin No.
1
2, 5
3
4
6
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
61
32,5
Current Limit
VOUT
GND
VDD
CE
Pin No.
1
2, 5
3
4
6
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
61
32,5
Current Limit
VOUT
GND
IC184: R1172S331B-E2-F
CMOS-based positive-voltage regulator IC
VDD
CD
RD
12
3
5
Vref
OUT
GND
IC187: R3112N421A-TR-F
Low voltage detector with output delay
IC192: TC74VHCT08AFT
Quad 2-input AND gate
Vcc14
4B
4A
4Y
3B
3A
3Y
1A 1
2
3
13
12
11
10
9
8
4
5
6
7
1B
1Y
2A
2B
2Y
GND
IC182: M30845MW-001-GP
Single chip 16/32-bit
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 P10Port P9Port P8
P85
Port P13
R0H R0L
R1H R1L
R2
R3
A0
A1
FB
SB
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):
X
16
+X
12
+X
5
+1
X/Y Converter:
16-bit x 16-bit
D/A Converter:
8-bit x 2-channel
Peripheral Functions
<VCC2>
<
VCC1>
<VCC1>
ROM
RAM
Memory
<VCC1>
<VCC2>
78 58 8
(Note 1)
887
888888 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
NOTES:
1. Ports P11 to P15 are provided in the 144-pin package only.
2. Included in the 144-pin package only.
VDD
CE
Pin No.
1
2
3
4
5
Symbol
V
OUT
VDD
GND
NC
CE
Description
Output Pin for Voltage Regulator
Input Pin
Ground Pin
No Connection
Chip Enable Pin (active at "H")
Vref
21
53
Current Limit
VOUT
GND
IC188: R1130H181B-TI-F
CMOS-based positive-voltage regulator IC
IC186: R1131N181D
Voltage regulator
Pin No. Symbol Description
1VDD Input Pin
2 GND Ground Pin
3 CE Chip Enable Pin
4 NC No Connection
5V
OUT Output Pin
VDD
CE
Vref
Current Limit
VOUT
GND
1
2
3
G
IN A
GND
4
5
OUT Y
V
CC
G
H
L
L
A
H
L
X
Y
L
H
Z
IC196: TC7SET125FU
bus buffer
IC198: R1154H050B-T1-F
Voltage regulator
VIN
CE
Pin No.
1
2
3
4
5
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Voltage Regulator Output Pin
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
Short
Protection
Peak Current
Protection
Thermal
Protection
VOUT
GND
to A-VIDEO_CB204
Page 130
J4
to FL (2)_CB957
Page 137 D2
to POWER (3)_W40
Page 128 H3