HCD-RG60, MHC-RG60 - Sony Audio Service Manual (repair manual). Page 37

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37
HCD-RG60
6-19. IC PIN FUNCTION DESCRIPTION
• MAIN BOARD   IC401 M30622MCA-B23FP (MASTER CONTROL)
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
I/O
O
O
I
I
O
O
O
I
O
I
O
I
I
I
I
I
I
I
O
I
I
O
O
I
O
I
I
I
O
O
O
O
O
O
O
O
O
O
I
I
I
I
Description
Serial data output the display control.
Serial clock output from main controller.
Busy signal input from the display control. “L” : busy
Pemoto commander input.
Data signal output for IC301(BH3878KS2)
Latch signal output for IC301(BH3878KS2)
Clock signal output for IC301(BH3878KS2)
Connected to ground.
Connected to ground.
SUB SYSTEM CLOCK input.(32.768MHz)
SUB SYSTEM CLOCK output.(32.768MHz)
System reset input.
MAIN SYSTEM CLOCK output.(16MHz)
Connected to ground.
MAIN SYSTEM CLOCK input.(16MHz)
Power supply.(+5V)
PULL UP.(EVER+5V)
AC CUT ON(L)/OF(H) CHECK.
CD Q-data request signal input.
RDS interrupt signal input.
RDS data signal input.
Tuner mute signal output.
STEREO detect signal input.L=ON,H=OFF
TUNER detect signal input.L=ON,H=OFF
TUNER chip eneble output.
TUNER data output.
TUNER data input.
TUNER clock signal output.
Not used.
Not used.
Not used.
Subcode Q data input(CD data).
Subcode Q clock input(CD clock).
BD condition signal input.
CD data output.
Not used.
CD clock output.
CD-POWER ON/OFF signal output.H=ON,L=OFF
Not used (open).
HOLD signal output.
Micom reset signal output to the display control. “L” : reset
CD latch signal output.
CD reset signal output.
Loading motor control signal output (Loading).
Loading motor control signal output (un Loading).
Tray open detect signal input.
Tray close detact signal input.
Pick-up up/down detect signal input.
CD table detect signal input.
Not used.
Pin Name
S-OUT
S-CLK
S-BSY
REMOTE IN
3878-DAT
3878-LAT
3848-CLK
BYTE
CN VSS
XC IN
XC OUT
RESET
X OUT
VSS
X IN
VCC
NMI
AC-CUT
RCOR
RDS-INT
RDS-DATA
ST-MUTE
SSTEREO(IN)
TUNER
ST-CE
ST-DOUT
ST-DIN
ST-CLK
VCD
VCD
NO USE
SQ-DAT IN
SQ-CLK
SENS
CD-DAT OUT
CAN’T-USE
CD-CLK
CD-POWER
CLOCK-OUT
HOLD
M-RESET
XLT
XRST
LOAD-IN
LOAD-OUT
OPEN
CLOSE
UP/DOWN
T-SENS
GAME/DVD
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