Schematic Diagrams - Yamaha RX-V1700 Service Manual
Av receiver/av amplifier
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Also See for RX-V1700:
- Owner's manual (791 pages) ,
- Firmware update manual (3 pages) ,
- Owner's manual (140 pages)
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A
B
C
SCHEMATIC DIAGRAMS
DSP 1/3
1
DSP
2
DOCK
3
5.0
3.2
DUTY CORRECTOR
4.9
14
1
3
2
4.9
4.9
0
0
9
4
0
0
6
8
10
4
0
0
4.9
4.9
5
3.2
7
0
0
0
INPUT
0
SELECT
0
4.6
0
4.8
4.0
0.1
0
0
4.9
0
3.8
1.2
5
4.0
0
0
0
3.2
4.6
0
0
0
4.8
0
4.0
0.1
0
0
0
4.6
4.9
0
3.8
1.2
0
0
3.2
0
0
0.2
0
4.6
6
REC OUT
SELECT
4.9
2.3
2.8
0.6
0
DIGITAL IN
2.3
2.8
0.6
7
2.3
2.8
0.6
0
1.5
8
3.3
XMDT
XM
1.2
0
D-2
0
0
3.3
0
9
10
D
E
F
Page 106
H8
Page 110
E2
to FUNCTION (1)_CB411
to OPERATION (3)_CB805
11
0
13
12
3.2
0
0
0.6
3.2
0
3.2
0.6
DIR
3.2
0.6
3.2
0
0
D-3
3.3
3.3
3.8
3.2
3.8
0
1.6
3.3
3.3
0
0
3.1
-0.2
-0.2
2.8
0
ANALOG IN
0
U, C models
0
3.2
0
3.2
0
0
3.2
3.2
3.2
0
G
H
I
Page 118
A7
to FL (2)_CB954
3.2
0.1
0
0
0
0
-0.1
0
0.4
0
0
0.4
0
0
0
0
0
3.2
0
0
0
0
0
0.5
0
2.0
1.6
1.6
0
3.2
1.6
1.6
3.2
0
1.6
1.6
0
0
0
0
0
1.6
0
0
0
0
0
3.2
0
0
0.5
0
0
0
1.6
0
1.6
3.2
1.5
1.3
0
1.2
DIGITAL IN
ANALOG IN
POINT D-2 Pin 26 of IC510
POINT D-3 Pin 29 of IC506
J
K
L
IC501: SN74LVU04APWR
Hex inverters
IC506: LC89057W-VF4A-E
Digital audio interface transceiver
To DSP 2/3
# 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.
M
N
RX-V1700/DSP-AX1700
IC502: SN74AHCT00PWR
Quadruple 2-input NAND gate
1A
1
14
VCC
1A
1
14
Vcc
1Y
2
13
6A
1B
2
13
4B
3
1Y
3
12
4A
2A
12
6Y
2A
4
11
4Y
2Y
4
11
5A
2B
5
10
3B
3A
5
10
5Y
2Y
6
9
3A
3Y
6
9
4A
GND
7
8
3Y
GND
7
8
4Y
IC503, 509: SN74LV157APWR
Quadruple 2-line to 1-line data selectors/multiplexers
1A
2
4
1Y
1B
3
A/B
1
16
V
2A
5
CC
1A
G
2
15
7
2Y
2B
1B
3
14
4A
6
1Y
4B
4
13
3A
11
2A
5
12
4Y
2B
6
11
3A
9
3Y
3B
10
2Y
7
10
3B
GND
8
9
3Y
4A
14
12
4Y
4B
13
G
15
A/B
1
IC504, 505: SN74LS151NSR
8-input multiplexer
I0
I1
I2
I3
I4
I5
I6
I7
4
3
2
1
15
14
13
12
9
S2
10
S1
11
S0
7
E
VCC = PIN 16
GND = PIN 8
= PIN NUMBERS
6
5
Z
Z
EMPHA/UO
AUDIO/VO
INT
CL
CE
CI
XMODE
32
33
35
48
39
38
41
Microcontroller
RXOUT
1
Cbit, Ubit
37
DO
I/F
RX0
2
36
RERR
RX1
3
RX2
4
Demodulation
Input
Data
RX3
5
&
21
RDATA
Selector
Selector
Lock detect
RX4
8
RX5/VI
9
24
SDIN
RX6/UI
10
16
RMCK
LPF
13
PLL
17
RBCK
Clock
20
RLRCK
TMCK/PIO0
44
Selector
22
SBCK
TBCK/PIO1
45
Modulation
1/N
&
23
SLRCK
TLRCK/PIO2
46
Parallel Port
TDATA/PIO3
47
TXO/PIOEN
48
29
28
27
34
XIN
XOUT XMCK CKST
IC507, 508: TC74VHC153FT
Dual 4-channel multiplexer
A
14
S0
S0
S1
S1
B
2
S2
S2
S3
S3
1C0
6
7
1Y
S0
1C1
5
S1
1C2
4
S2
1C3
3
S3
1G
1
2C0
10
9
2Y
S0
2C1
11
S1
2C2
12
S2
2C3
13
S3
2G
15
103
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