RD-DV5-S/DV7-L/DV5MD-S
15
CIRCUIT DESCRIPTION
Port No.
Port Name
I/O
Function
Active
H
L
55
S VIDEO SW1
O
Change-over the video switch 1.
56
ST
I
Detection port of stereo signal for tuner.
mono
stereo
57
SD
I
Detection port of SD signal for tuner.
58
PLL DO
I
IF count input of PLL IC for tuner.
59
PLL CE
O
CE output of PLL IC for tuner.
60
PLL CLK
O
Clock output of PLL IC for tuner.
61
PLL DATA
O
Data output of PLL IC for tuner.
62
VCC
-
Supply voltage (+5V)
63
TU PROT(9V)
-
Protection signal input for tuner.
64
GND
-
Ground port.
65
V MUTE
O
Video mute control port.
66
TU DC OFF
O
Port of supply voltage for tuner.
67~69
SEL SW(0~2)
O
Control port of TC9215AF (X29, IC3). (RD-DV7 only)
70
DIG SEL1
O
Digital selector 1 output.
71
CVOL CLK
O
Clock output to TDA7309 (X29, IC4). (RD-DV7 only)
72
CVOL DATA
O
Data output to TDA7309 (X29, IC4). (RD-DV7 only)
73
PROTECT
I
Protection signal input.
74
INI SW4
I
Discrimination port of MD.
without MD
with MD
75
INI SW3
I
Discrimination port of 4ch /2ch for amplifier.
4ch mode
2ch mode
76~78
INI SW2~INI SW0
I
Discrimination port of tuner destination.
79
DIN ON/OFF SW
O
Control port of digital input on/off.
analog input digital input
80
DOUT ON/OFF SW
O
Control port of digital output.
No digital
digital
output
output
81
DIG SEL2
O
Change-over the digital input selector for MD.
82
PVOL STB
O
Strobe signal output to M62492 (X29, IC1).
83
PVOL CLK
O
Clock output to M62492 (X29, IC1).
84
PVOL DATA
O
Data output to M62492 (X29, IC1).
85
STANDBY LED
O
Control port of standby led (red).
power off
power on
86
TIMER LED
O
Control port of timer led (green).
Timer
standby
Others
87
ENCODER CW
I
Encoder (Vol/Multi Cont.) signal input for CW.
88
ENCODER CCW
I
Encoder (Vol/Multi Cont.) signal input for CCW.
89
TH PROT2
I
Detection port for temperature.
90
PROT(3.3V)
I
Detection port of protection for current.
91
TU SLEVEL
I
Signal level input for tuner.
92
TH PROT2
I
Detection port of protection for temperature.
93
SP LEVEL
I
Signal level input for audio.
94,95
KEY0,KEY1
I
A/D key signal input.
96
GND
-
Ground port.
97
DVD IN SW
I
Close switch input of tray for DVD mecha.
98
VREF
-
Port for the A/D, D/A reference voltage (+5.0V).
99
AVCC
-
Port for the A/D, D/A supply voltage (+5.0V).
100
FL RES
O
Reset signal output to FL driver.