Yamaha RX-V1700 Service Manual page 115

A B C
D-VIDEO 1/2
1
D-VIDEO
2
3
4
4.5
5 4.5 3.0 3.0
0.1 2.9
4.5 4.5
3.3 3.3
4.5
3.3
0
0
6
0.3 3.3
3.3 2.9
3.6 0.2
3.7 0.1
1.8 1.8
0 0
0 0
3.3 3.3
0.2 0.1
0.2 0.1
0.2 0.1
0.2 0.1
0.2 0.1
0.2 0.1
0.2 0.1
0 0.2
0 1.8
0 0
0 HDMI
1.8
0 0
TRANSMITTER
7
No replacement part available.
8
IC103: CXB1442R
Cable equalizer with 2-system switching function
n = 0, 1, 2
9
Termination Input
resistor switching circuit
ADTnP
ADTnN Quantizer
Output buffer
Equalizer YDTnP
YDTnN
Output
Vcc
BDTnP Termination
Detector Vcc
BDTnN
ADT2N
ADT2P
EQ outputs
EQ inputs GND
Vcc
Input
Vcc
switching circuit
ACKP
GND
ACKN Quantizer
Output buffer BCKN
Equalizer YCKP BCKP
YCKN
10 SEL
SEL
Output
Termination
BCKP
Detector
BCKN
Clock Output Current
Detector Control Circuit REXT
SEL
Control Logic
CMOS inputs
CE
D E F
0 0
3.3
3.3
3.3 0
3.3 0
0 0
3.3 0
3.3 0
0 0
3.3 0
3.3 0
3.3 5.3
1.2 3.3
4.5 5.0
EQUALIZER
8.7
9.0
9.0
5.0
2.4
0
5.0
1.0 1.0
2.9 0.4
0 1.0
No replacement part available.
0
1.8
0
3.3
0
0.2
HDMI
1.8
0
0.1
DUAL RECEIVER
0.1
0.1
0.1
0.1
0.1
0
0.1
3.3
0
0
1.8
A-3
1.8
0
1.7
1.6
3.3
3.3
0
3.3
0
0
3.3
0
3.3
0
3.3
1.7 1.7
1.7 1.7
1.7
1.7
0
IC125: SN74CBT3253CPWR
Page 118 B2
Dual 1-of-4 FET multiplexer / demultiplexer
to FL (2)_CB953
1A 7
2A 9
36 35 34 33 32 31 30 29 28 27 26 25
37 24 YCKN
38 23 YCKP
GND
39 22
40 21 YDT0N
41 20 YDT0P
42 19 Vcc
43 18 Vcc
44 17 YDT1N
45 16 YDT1P
46 15 GND 14
S0
47 14 YDT2N
48 13 YDT2P
S1 2
1 2 3 4 5 6 7 8 9 10 11 12
1OE 1
15
2OE
G H
POINT A-3 Pin 96 of IC101
0
1.8
0.5
0.1
4.9
4.9
4.9
4.9
3.6
3.6
3.3
0
0
1.8
1.8
0
0.4
0.5
2.5
0
3.3
0
0
0
0
0
0.1
0.1
0
0.3
0.3
3.3
0
0.1
0.1
0.1
IC122, 124: SN74CBT3257CPWR IC106, 111: SN74LVC245APWR
4-bit 1-of-2 FET multiplexer / demultiplexer Octal bus transceivers with 3-state outputs
1A 4 SW 2 1B1 DIR
6 1B1
SW 3 1B2
5 1B2
2A 7 SW 5 2B1
4 1B3
SW 6 2B2
3 1B4
3A 9 SW 11 3B1
10 2B1
11 SW 10 3B2
2B2
12 2B3 4A 12 SW 14 4B1
13 2B4 13
SW 4B2
S 1 16 V CC
1B1 2 15 OE
4B1
1B2 3 14
1A 4 13 4B2
S 1 2B1 5 12 4A GND
2B2 6 11 3B1
2A 7 10 3B2
OE 15
GND 8 9 3A
1OE 1 16 V CC
S1 2 15 2OE
S0
1B4 3 14
1B3 4 13 2B4
1B2 5 12 2B3
1B1 6 11 2B2
1A 7 10 2B1
GND 8 9 2A
I J K
0 0
0 0
0 0
4.9
0.2
0.2 4.9
0.2 4.9
4.9 4.9
0.2 4.9
0.2 4.9
4.9 4.9
0 4.9
3.3 3.3
3.3 3.3
3.3 0
0 3.3
4.9 0
4.9 0
4.9
4.9 0
4.9 0
0
0
4.9
4.9
4.9
3.6
4.9 0
4.9
3.6
0 0
IC108: NJM2867F3-05 (TE-1)
Low dropout voltage regulator
V V
IN 5 4 OUT
1 20 Vcc
Control 1
Thermal
A1 2 19 OE
Protection
Bandgap
A2 3 18 B1 Reference
A3 4 17 B2
A4 5 16 B3
GND 2
A5 6 15 B4
A6 7 14 B5
A7 8 13 B6
IC107: SN74LVC3G04DCTR
A8 9 12 B7 Triple inverter gate
10 11 B8 1A 1 8 V
CC
3Y 2 7 1Y
2A 3A
3 6
GND 4 5 2Y
# 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.
L M N
RX-V1700/DSP-AX1700
4.9
0
0 0
0 0
0 0
0 0
0 0
0.1 0
0 0
4.9
0
0
0
0
0
0
0
0
0
0
0
0
0
IC123: M24C02-WMN6TP IC121: SN74LVC32A
2k-bit serial I2C bus EEPROM Quadruple 2-Input positive-OR gates
V CC
1A 1 14 Vcc
1B 2 13 4B
3
E0-E2 SDA 1Y 3 12 4A
M24Cxx 2A 4 11 4Y
SCL
2B 5 10 3B
WC
E0 1 8 V CC
2Y 6 9 3A
E1 2 7 WC
E2 3 6 SCL GND 7 8 3Y
V SS
V SS 4 5 SDA
IC118: SN74LVC2G02DCTR
Dual 2-input positive-NOR gate
1A 1 8 V
CC
1B 2 7 1Y
2Y 3 6 2B
GND 4 5 2A
115