52
1
DATA(FL)
O
Serial data signal output to the display driver.
2
CLK(FL)
O
Serial clock signal output to the display driver. L: Active
3
A1-IN
I
A1 Control input. (Fixed at L)
4
SIRCS
I
Remote control input.
5 to 7
NC
—
Not used.
8
MUTE
O
Line out muting output. L: Mute
9
AD/DA RESET
O
Reset signal output to the AK4524. L: Active
10
AD/DA LATCH
O
Latch signal output to the AK4524. L: Active
11
LD-LOW
O
Loading motor voltage control output L: High voltage H: Low voltage
12
LDIN
I
Loading motor control input. H: IN
13
LDOUT
O
Loading motor control output. H: OUT
14
MOD
O
Laser modulation switching signal output. L: OFF H: ON
15
BYTE
I
Data bus changed input. (Connected to ground.)
16
CNVSS
—
Ground.
17
XIN-T
O
Not used .
18
XOUT-T
O
Not used .
19
RESET
I
System rest input. L : ON
20
XOUT
O
Main clock output. (10MHz)
21
VSS
—
Ground.
22
XIN
I
Main clock input. (10MHz)
23
VCC
—
Power supply. (+3.3V)
24
NMI
I
Fixed at H. (Pull-up)
25
DQSY
I
Digital in sync input. (Record system)
26
P.DOWN
I
Power down detection input. L: Power down
27
SQSY
I
ADIP (MO) sync or subcode Q (PIT) sync input from CXD2662R.(Playback system)
28
K.B-CLK
I
Keyboard clock input.
29
LDON
O
Laser ON/OFF control output. H: Laser ON
30
LIMIT-IN
I
Detection input from the limit switch. L: Sled limit-In H: Sled limit-Out
31
A1 OUT
O
A1 Control output.
32
XINIT
I
Interrupt status input from CXD2662R.
33
BEEP
O
Beep output.
34
LRCKI
I
LR clock input.
35
WR PWR
O
Write power ON/OFF output. L: OFF H: ON
36
IIC CLK
I/O
IIC serial clock input/output.
37
IIC DATA
I/O
IIC serial data input/output.
38
SWDT
O
Writing data signal output to the serial bus.
39
VCC
—
Power supply. (+3.3V)
40
SRDT
I
Reading data signal input from the serial bus.
41
VSS
—
Ground.
42
SCLK
O
Clock signal output to the serial bus.
43
REC-SW
I
Detection signal input from the recording position detection switch. L: REC
44
CLIP DATA
O
CLIP serial data output.
45
RX0(CLIP)
I
CLIP serial data input.
46
CLIP CLK
O
CLIP serial clock output.
47
DIG-RST
O
Digital rest signal output to the CXD2662R and motor driver. L: Reset
48
SENS
I
Internal status (SENSE) input from the CXD2662R.
49
PLAY-SW
I
Detection signal input from the playback position detection switch. L: PLAY
50
XLATCH
O
Latch signal output to the serial bus.
51
OUT-SW
I
Detection signal input from the loading out detection switch.
52
RDY
I
Fixed at H. (Pull-up)
53
ALE/RAS
O
Microprocessor mode output. (Not used.)
54
HOLD
I
Fixed at H. (Pull-up)
Function
Pin Name
Pin No.
I/O
• IC1 M30805SGP SYSTEM CONTROL (MAIN BOARD)
Содержание MDS-JE440 - Md Player
Страница 42: ...MDS JE440 42 42 6 10 SCHEMATIC DIAGRAM MAIN SECTION 3 3 See page 47 for IC Block Diagrams ...
Страница 43: ...MDS JE440 43 43 6 11 PRINTED WIRING BOARD POWER SECTION ...
Страница 44: ...MDS JE440 44 44 6 12 PRINTED WIRING BOARD DISPLAY SECTION ...
Страница 45: ...MDS JE440 45 45 6 13 SCHEMATIC DIAGRAM DISPLAY SECTION See page 34 for Waveforms ...
