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Pin No.
Pin Name
46
MD/CD POWER
47
TR RELAY
48
RECMUTE
49
DIMMER
50
GC POWER
51
KBD CHK
52
LED MD-PAUSE
53
LED MD-PLAY
54
LED CD-PAUSE
55
LED CD-PLAY
56
LED MD-REC
57
LED STANDBY
58
BVDD
59
BVSS
60
LED DATA
61
LED CLK
62
LED CE1
63
FAN
64
LED CLEAR
65, 66
FUNC1, FUNC2
67
HEADPHONE IN
68
ENC VOL A
69
ENC VOL B
70
ENC JOG 1A
71
ENC JOG 1B
DEVICE3,
72, 73
DEVICE2
74
AVDD
75
AVSS
76
AVREF
LID SW1,
77, 78
LID SW2
79 to 82
DIST 1 to DIST 4
83
LEVEL-L
84
LEVEL-R
85
KEY1
86
KEY2
87
KEY3
88
KEY4
89
NMI
90
KBD CLK
91
KEY RM INT
I/O
Power down detection signal output to the MD mechanism controller (IC1001) and CD
O
mechanism controller (IC1101)
O
Standby relay (RY991) control signal output "L": speaker off
O
Muting on/off control signal output of tape output signal "L": muting on
O
LCD back light on/off control signal output "H": LED on
O
Not used (open)
I
Key board check signal input terminal Not used (fixed at "L")
LED drive signal output of the X (MD) indicator (D605) "H": LED on
O
LED drive signal output of the N (MD) indicator (D604) "H": LED on
O
O
LED drive signal output of the X (CD) indicator (D603) "H": LED on
LED drive signal output of the N (CD) indicator (D602) "H": LED on
O
O
LED drive signal output of the REC indicator (D606) "H": LED on
O
LED drive signal output of the I/1 indicator (D601) "H": LED on
—
Power supply terminal (+5V)
—
Ground terminal
O
Serial data output terminal for LED driver Not used (open)
O
Serial data transfer clock signal output terminal for LED driver Not used (open)
O
Chip select signal output terminal for LED driver Not used (open)
O
Fan motor drive signal output "H": fan motor on
O
Reset signal output terminal for LED driver Not used (open)
O
Function selection signal output terminal Not used (open)
I
Headphone in detection signal input "H": headphone in
I
Jog dial pulse input from the rotary encoder (S601 VOLUME) A phase input
I
Jog dial pulse input from the rotary encoder (S601 VOLUME) B phase input
I
Jog dial pulse input from the rotary encoder A phase input Not used (fixed at "L")
I
Jog dial pulse input from the rotary encoder B phase input Not used (fixed at "L")
—
Not used (fixed at "L")
—
Power supply terminal (+5V)
—
Ground terminal
I
Reference voltage (+5V) input terminal
I
Switch input terminal Not used (fixed at "L")
I
Model destination setting terminal
I
L-ch level input terminal Not used (fixed at "L")
I
L-ch level input terminal Not used (fixed at "L")
Key input terminal (A/D input) S602, S613, S614 (I/1, . m TUNING –, M >
I
TUNING + keys input)
Key input terminal (A/D input) S603 to S610 (CD Z, CD-MD SYNC NORMAL, CD-MD
I
SYNC HIGH, REC/REC IT, REPEAT STEREO/MONO, PLAY MODE, TUNING MODE,
FUNCTION keys input)
Key input terminal (A/D input) S611 to S618 (x (CD), N X (CD), x (MD), N X (MD),
I
MD Z keys input)
I
Key input terminal (A/D input) Not used (fixed at "H")
I
Non-maskable interrupt input terminal Fixed at "L" in this set
I
Key board data reading clock signal input terminal Not used (fixed at "H")
I
Not used (fixed at "H")
Description
91
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