Yamaha RX-V483/HTR-4071, Service Manual

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75
RX-V483/HTR-4071
RX-V483/HTR-4071
CEC
Pin
No. Function
Name
I/O Detail of Function
10 9 CEC I/O
CEC pin
* Because this is an open drain pin, it
should be pulled up externally.
Test Control Pin
Pin
No. Function
Name
I/O Detail of Function
113 NTEST I
Test control pin
Low: Test mode
H igh: Normal operation mode
* During normal use, this pin should be set
to high-level outside the package.
Other Pins
Pin
No. Function
Name
I/O Detail of Function
110
NC I
OPEN pin
* During normal use, keep it open.
1 4 1
1 4 2
1 4 3
Power Supplies and Ground Pins
Pin
No. Function
Name
I/O Detail of Function
9
VSS I Ground
1 4
1 9
33
4 0
5 3
66
9
1
10 4
120
122
12
6
1 4 0
1 5
VDD11 I Digital 1.1 V power supply
20
3
4
6 7
7 8
112
121
123
137
3 8
VDD33 I Digital 3.3 V power supply
69
117
13
8
130 VDD33IO I Digital 3.3 V power supply
1 6
AVDD11TX I Analog 1.1 V power supply (Tx port)
1 8
22
2
5
31
17
AVDD33TX I Analog 3.3 V power supply (Tx port)
2 8
95
AVDD11RX0 I Analog 1.1 V power supply (Rx port0) 98
101
9 2 AVDD33RX0 Analog 3.3 V power supply (Rx port0)
8 2
AVDD11RX1 I Analog 1.1 V power supply (Rx port1) 85
88
7 9 AVDD33RX1 I Analog 3.3 V power supply (Rx port1)
5 7
AVDD11RX2 I Analog 1.1 V power supply (Rx port2) 6 0
6 3
54 AVDD33RX2 I Analog 3.3 V power supply (Rx port2)
44
AVDD11RX3 I Analog 1.1 V power supply (Rx port3) 4 7
5 0
4 1 AVDD33RX3 I Analog 3.3 V power supply (Rx port3)
3 9 PVDD33 I PLL 3.3V power supply