93
Pin No. Pin Name I/O Description
45 SPK RELAY
O Speaker on/off relay (RY801) control signal output “L”: speaker off
46 MD/CD POWER
O
Power down detection signal output to the MD mechanism controller (IC1001) and CD
mechanism controller (IC1101) “L”: power down
47 TR RELAY
O Standby relay (RY961) control signal output “L”: speaker off
48 RECMUTE
O Muting on/off control signal output of tape output signal “L”: muting on
49 DIMMER
O LCD back light on/off control signal output “H”: LED on
50 NC
O Not used (open)
51 KBD CHK
I Key board check signal input terminal Not used (fixed at “L”)
52 to 56 NC
O Not used (open)
57 STBY LED
O LED drive signal output of the I/1 indicator (D601) “H”: LED on
58 BVDD
— Power supply terminal (+5V)
59 BVSS
— Ground terminal
60 LED DATA
O Serial data output to the LED driver (IC702)
61 LED CLK
O Serial data transfer clock signal output to the LED driver (IC702)
62
LED CE O Chip select signal output to the LED driver (IC702)
63
FAN O Fan motor (M801) drive signal output
64 LED CLEAR O
Reset signal output to the LED driver (IC702)
65 FUNC2 O
Function selection signal output terminal Not used (open)
66 NC
O Not used (open)
67
HEADPHONE IN
I
Headphone in detection signal input “H”: headphone in
68 ENC VOL A I
Jog dial pulse input from the rotary encoder (S701 VOLUME) A phase input
69 ENC VOL B I
Jog dial pulse input from the rotary encoder (S701 VOLUME) B phase input
70 ENC JOG A I
Jog dial pulse input from the rotary encoder (S726 ENTER/YES PUSH) A phase input
71 ENC JOG B I
Jog dial pulse input from the rotary encoder (S726 ENTER/YES PUSH) B phase input
72
DEVICE3 — Not used (fixed at “L”)
73
DEVICE2 — Not used (fixed at “H”)
74 AVDD
— Power supply terminal (+5V)
75 AVSS
— Ground terminal
76 AVREF
I Reference voltage (+5V) input terminal
77, 78
NC O Not used (open)
79 to 82
DIST 1 to DIST 4
I Model destination setting terminal
83 LEVEL-L
I L-ch level input terminal
84 LEVEL-R
I R-ch level input terminal
85 KEY1
I
Key input terminal (A/D input) S703, S705, S707, S723 to S726(CD N X, MD N X,
TUNER/BAND, MENU/NO, CLEAR, CURSOR m ? M, ENTER/YES PUSH, keys
input)
86 KEY2
I
Key input terminal (A/D input) S704, S706, S708, S710, S712 to S722 (FUNCTION, MD Z,
PLAY MODE, SYNC MODE, CD SYNC HIGH SPEED, CD SYNC NORM SPEED, REC/REC
IT, REC MODE, REPEAT STEREO/MONO, Z (CD3), CD3, Z (CD2), CD2, Z (CD1), CD1,
keys input)
87 KEY3
I
Key input terminal (A/D input) S702, S709 (I/1, x keys input)
88 KEY4
I Key input terminal (A/D input) Not used (fixed at “H”)
89
NMI I Non-maskable interrupt input terminal Fixed at “L” in this set
90 INTP0
I Key board data reading clock signal input terminal Not used (fixed at “H”)
91 INTP1
I Not used (fixed at “H”)
92 PC POWER
I Power on request signal input from the PC LINK jack (J503)
93 SIRCS
I Remote control signal input from the remote control receiver (IC701)
w
w
w
.
x
i
a
o
y
u
1
6
3
.
c
o
m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
To Next Page
Loading...
