JVC RX-7020VBK, Service Manual

Page: 17 / 61

RX-7020VBK
1-17
UPD784215AGC167
Pin No. Symbol I/O Function
49
50
51
52
53
54~63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
MILP
MIACK
DSPRST
CODEC OUT
CODEC IN
CODEC CLK
CODEC CS
CODEC XTS
PD
GND
VDD
ANA/T-TONE
LEF-MIX
D.MUTE
S.MUTE
ASW1
ASW2
ASW3
ASW4
TEST
O
O
-
-
O
-
I/O
I/O
O
O
-
-
-
O
-
-
-
-
-
-
-
-
-
-
-
-
O
O
-
O
O
-
O
O
O
O
-
-
-
-
-
-
-
Interface I/O terminal with microcomputer
Interface I/O terminal with microcomputer
Non connect
Non connect
Reset signal output of DSP
Non connect
Interface I/O terminal with microcomputer
Interface I/O terminal with microcomputer
Interface I/O terminal with microcomputer of clock signal
Interface I/O terminal with microcomputer of chip select
Non connect
Non connect
Non connect
Reset signal output
Connect to GND
Non connect
Non connect
Non connect
Non connect
Non connect
Non connect
Non connect
Non connect
Power supply
Non connect
Non connect
Test tone control
Control at output destination of LFE channel
Non connect
Mute of the digital out terminal is controlled
Mute of the audio signal is controlled
Non connect
Selection of digital input selector
Selection of digital input selector
Selection of digital input selector
Selection of digital input selector
Test terminal
Non connect
Non connect
Non connect
Non connect
Non connect
Non connect
Pin function (2/2)