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• IC401 M30622MEP-A02FPUO SYSTEM CONTROL (MAIN Board)
Pin No.
Pin Name
1
2
CD-DATA
3
4
5
MP3 DATA OUT
6
MP3 DATA IN
7
MP3 CLK
8
9
10
11
XC-OUT
12
13
14
15
16
17
18
CD-CLK
19
20
AC-CUT
21
TE
22
MP3 RST
L 13942296513
23
24
25
MP3 ACK
26
MP3 REQ
27
MP3 STB
28
29
30
IIC-DATA
31
32
CD POWER
33
CDG DET
34
CDG/BGC
35
CDG RST
36
FAN KICK-OFF
37
CD MUTE
38
OPEN SW
39
TBL-SENS
40
41
42
43
www
44
45
46
.
47
48
49
SW LED1
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I/O
XRST
O
Reset signal output to CXD3053AR
O
Serial data output to CXD3053AR
XLAT
O
Serial data latch signal output to CXD3053AR
SIRCS
I
Remote control signal input
O
Serial data output to TC94A34FG
I
Serial data input from TC94A34FG
O
Serial data transfer clock output to TC94A34FG
BYTE
I
Not used (Connected to ground)
CNVSS
—
Ground at test (Pull down)
XC-IN
I
Sub system clock input (32.768KHz)
O
Sub system clock output (32.768KHz)
RESET
I
System reset input
X-OUT
O
Main system clock output (16MHz)
VSS
—
Ground
X-IN
I
Main system clock input (16MHz)
VCC
—
Power supply (+5V)
NMI
I
Not used (Pull up with resistor)
O
CD data clock output
SCOR
I
Sub code sync (S0+S1) detection signal input
I
AC off detection signal input
SENS
I
Internal status detection monitor input from CXD3059AR
O
Reset signal output to TC94A34FG
MP3 CS
O
Chip select signal output to TC94A34FG
MP3 LP
O
Latch pulse output to TC94A34FG
I
Acknowledge signal input from TC94A34FG
I
Request signal input to TC94A34FG
O
Standby mode signal output to TC94A34FG
XTCN
O
Oscillation on/off control signal output to CXD3053AR and TC9411AFG
IIC-CLK
I/O
IIC bus serial clock input/output
I/O
IIC bus serial data input/output
VMUTE
O
CDG video signal muting on/off control signal output
O
CDG power on/off control signal output
I
CDG disc detection signal input from TC9411AFG
O
CDG/Blue background control signal output to TC9411AFG
O
Reset signal output to TC9411 AFG
O
Fan kick off pulse to start up fan rotation signal output
O
CD muting on/off control signal output
I
Eject detection signal input
I
Disc tray position detection signal input
E-3
I
Disc tray status detection signal input
E-2
I
Disc tray status detection signal input
E-1
I
Disc tray status detection signal input
TM-F
O
Table motor control signal output
TM-R
O
Table motor control signal output
x
ao
LMF
O
Table loading motor control signal output
y
LMR
O
Table loading motor control signal output
i
A-PLAY
I
Deck A playback detection signal input
A-HALF
I
Deck A cassette detection signal input
O
LED drive signal output
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8
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2 9
9 4
2 8
Description
1 5
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2 9
9 4
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9 9
2 8
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57
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