66
44 502-DATA O Data output to sound processor
45 502-CLK O Clock output to sound processor
46 ST-CLK O TUNER clock signal output.
47 ST-DIN I TUNER data input.
48 ST-DOUT O TUNER data output.
49 ST-CE O TUNER chip eneble output.
50 TUNED I TUNED detect signal input. L=ON, H=OFF
51 STEREO I STEREO detect signal input. L=ON, H=OFF
52 ST-MUTE O Tuner mute signal output.
53 AMS-IN I AMS signal input. L=ON,H=OFF
54 TC-MUTE O Tape deck line mute ON/OFF signal output. H=ON, L=OFF
55 R/PB/PAS I REC/PB/PASS select signal input.
56 NR-ON/OFF O DOLBY NR ON/OFF signal output. H=ON, L=OFF
57 REC-MUTE O REC mute ON/OFF signal output. L=ON, H=OFF
58 BAIS O BIAS ON/OFF signal output. H=ON, L=OFF
59 EQ-H/N O EQ High/Normal select signal output. H=High, L=Normal
60 PB-A/B O Playback deckA/B select signal output. H=deckB, L=deckA
61 ALC O ALC ON/OFF signal output. L=ON, H=OFF
62 VCC — Power Supply (+5V)
63 TC-RELAY O Tape deck relay ON/OFF signal output. H=ON, L=OFF
64 VSS — Ground.
65 A TRIG O A deck trigger control signal output. H=ON, L-OFF
66 B TRIG O B deck trigger control signal output. H=ON, L-OFF
67 CAPM-H/L O Capstan motor High/Low speed control signal output.
68 CAPM-CNT O Capstan motor REV/FWD/STOP control signal output. H=REV, L=FWD/STOP
69 A HALF I A deck half detect signal input.
70 A PLAY I A deck play detect signal input.
71 B PLAY I B deck play detect signal input.
72 IIC-BUSY I IIC_BUSY(Not used.)
73 LOD-POS O CD loading motor control signal output
74 LOD-NEG O CD loading motor control signal output
75 OUT SW I Detection input from the tray open/close detect switch (S708) on the CD mechanism block
76 MIDOUT SW I Detection input from the mid out detect switch (S701) on the CD mechanism block
77 IN SW I Detection input from the tray open/close detect switch (S704) on the CD mechanism block
78 MIDIN SW I Detection input from the mid in detect switch (S703) on the CD mechanism block
79 CLP-POS O CD elevator up/down motor (M701) control signal output to the motor driver IC (IC701)
80 CLP-NEG O CD elevator up/down motor (M701) control signal output to the motor driver IC (IC701)
81 INIT SW I Detection input from the INIT detection switch (S705) on the CD mechanism block
82 CNT-SW I Detection input from the count detect switch (S706) on the CD mechanism block
83 to 85 ENC2, ENC1, ENC0 I
Detection input from the disc tray address detect rotary encoder (S707) on the CD
mechanism block
86 DISC-SENS I
Detection input from the disc in detect sensor (D704 and Q703) on the CD mechanism
block
87 PRTC SW I Detection input from the CD tray door open/close detect switch (S702)
88 SOFT-TEST — Not used.
Pin No. Pin Name I/O
Descriptions
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
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TEL 13942296513 QQ 376315150 892498299
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