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QQ
3 7 63 1515 0
7-27.
IC PIN FUNCTION DESCRIPTION
• MAIN BOARD (4/4) SYSTEM CONTROL IC501 M30622MA-A09FP
Pin No.
Pin Name
1
STK-MUTE
2
POWER
3
F-RELAY
4
R-RELAY
5
CD-RELAY
6
LINE-MUTE
7
DBFB-H/L
8
GND
9
GND
10
Xcin
11
Xcout
12
RESET
13
Xout
14
Vss
15
Xin
16
Vcc
17
NIMI
18
WAKE_UP
19
SCOR
20
RDS-INT
21
RDS-DATA
22
AC-CUT
TE
L 13942296513
23
PL-CLK
24
PL-DATA
25
PL-LAT
26
TIMER LED
27
PROTECTOR IN
28
V_MUTE
29
IIC_CLK
30
IIC_DATA
31
N.C.
32
SQ-DATA-IN
33
SQ-CLK
34
N.C.
35
CD-DATA
36
HEAD PHONE
37
CD-CLK
38
493-LT
39
CK-OUT/STBY
40
VC L+R/L–R
41
VC BYPASS
42
FL SW
43
STBY_RELAY
44
BASS_FREQ
45
FUNC_SEL1
www
46
FUNC_SEL0
47
493-DATA
48
493-CLK
.
49
ST-MUTE
50
STEREO
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I/O
O
STK ON(H)/OFF(L)
O
POWER ON(H)/OFF(L)
O
FRONT-RELAY ON(H)/OFF(L)
O
REAR-RELAY ON(H)/OFF(L)
O
CD-POWER ON(H)/OFF(L)
O
TA LINE-MUTE ON(L)/OFF(H)
O
DBFB-HIGH(L)/LOW(H)/OFF(H)
—
Ground
—
Ground
I
SUB CLOCK IN
O
SUB CLOCK OUT
I
SYSTEM RESET IN
O
MAIN SYSTEM CLOCK OUT
—
Vss
I
MAIN SYSTEM CLOCK IN(16MHz)
O
POWER SUPPLY(+5V)
I
PULL UP(EVER+5)CAN'T USE
I
WAKE UP(L)
I
CD Q-DATA REQUEST
I
RDS INT
I
RDS DATA
I
AC CUT ON(L)/OFF(H) CHECK
O
PRO-LOGIC CLOCK
O
PRO-LOGIC DATA
O
PRO-LOGIC LATCH
O
TIMER LED ON(H)/OFF(L)(forFH)
I
SPEAKER PROTECT ON(L)/OFF(H)
O
VIDEO MUTE ON(H)/OFF(L)(for LBT)
O
IIC SCL
O
IIC SDA
—
Not used
I
CD DATA IN
O
CD DATA CLK
—
Not used
O
CD DATA
I
HEAD PHONE detection Detected (H)/Not detected (L)
O
CD CLK
O
62493 LATCH
O
CLOCK CHECK/STBY-LED(H)(FH)
O
VIRTUAL CINEMA L+R/L-R(FH LCD)
O
VIRTUAL CINEMA BYPASS(FH LCD)
O
FL FILAMENT ON(L)/OFF(H)(for ECO)
O
MAIN POWER ON(H)/OFF(L)(for ECO)
O
FREQ High(H)/LOW(L)(for SYNC BASS)
O
FUNC_SEL1(LBT)
O
FUNC_SEL0(LBT)/OPT SEL(AMD, MK33)
x
ao
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O
62493 DATA
y
O
62493 CLOCK
i
O
TUNER MUTE
I
STEREO IN(L)/OFF(H)
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2 9
8
Description
Q Q
3
6 7
1 3
1 5
co
.
9 4
2 8
0 5
8
2 9
9 4
2 8
m
9 9
9 9
49
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