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Port No.
Port Name
13
OSC1
14
Vss
15
XI
16
XO
17
MMOD
18
TXD0
19
RXD0
20
SCK0
21
SB01
22
SB11
23
SCK1
24
FLCE
25
RESET
26
E2CS
27
P11
28
MECHAVR
29
P13
30
LED DM
31
REMOCON
32
POS SEN
33
MECHA FG
34
OPEN SW
35
CLOSE SW
36
12C SDA
37
SB12
38
12C SDC
39,40
P33,34
41
TM+
42
TRM-
43
RM+
44
RGBL
45
AOP
46
YCBH
47
TRAY OPEN
48
TRAY CLOSE
49
POWER
50
FL OFF
51
WIDE1
52
WIDE2
53
C OFF
54-56
P52-54
57
CE
58-60
P61-63
61-68
LED18-11
69
POWER LED
70
96kHz
71
DISC2
72
DISC4
73
VSS LED
74
AOP LED
75
SHOWER
76
192kHz
77
DISC1
78
DISC3
79
DISC5
80
POWER MUT
DV-4070-B/4900/DVF-R7030-B/R9030
CIRCUIT DESCRIPTION
I/O
O
Clock output
O
GND
I
No use
O
No use
I
GND
O
SIO0 data output port. Main processor contact.
I
SIO0 data input port. Main processor contact.
O
SIO0 clock
O
SIO1 data output port. FL driver contact.
I
SIO1 data input port. FL driver contact.
I
SIO1 clock
O
FL chip enable.
I
CPU reset.
O
No use
O
No use
O
Mechanism PCM output.
O
No use
O
No use
I
Remocon code input.
O
Mecahnism position sensor
I
Mecahnism frequency generator(FG) signal input.
I
Tray open switch sensor.
I
Tray close switch sensor.
O
IC400 control (I2C data). Scart drive/E2ROM
O
No use
O
I2C clock.
O
No use
O
Tray motor positive port.
O
Tray/rotary motor common port.
O
Rotary motor positive port.
O
Y signal.
O
Video signal selector. AOP=Pure Audio Mode.
O
H=scart color-difference signal. L=RGB.
O
No use
O
No use
O
H=on. L=power off.
O
No use
O
H=squeeze. L=letter box. L=normal.
O
H=squeeze. H=letter box. L=normal.
O
C-signal of YC-signal on/off. H=on. L=off.
O
No use
O
Power chip enable.
O
No use
O
No use
O
Power LED(D9).
O
96kHz LED(D7).
O
Disc 2 LED(D2).
O
Disc 4 LED(D4).
O
Vss LED(D6).
O
AOP LED(D15).
O
Shower LED(D14).
O
192kHz LED(D8)
O
Disc 1LED(D1)
O
Disc 3 LED(D3).
O
Disc 5 LED(D5).
O
Power mute.
Description
8
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