– 117 –
Pin No.
Pin Name
I/O Function
50 STEREO I Stereo detection for tuner
51 TUNED I Tuned detection for tuner
52 ST-CE O Tuner chip enable output
53 ST-DOUT O Tuner data output
54 ST-DIN I Tuner data input
55 ST-CLK O Tuned clock output
56 SENS I BD Condition signal input
57 HDLD O Mode hold signal output
58 XLAT O CD latch signal output
59 XRST O CD reset signal output
60 DISC-SENS I Slit sensor of disc table input
61 T-SENS I CD table detection signal input
62 VCC – Power supply (+5V)
63 TBL-L O Table motor control output
64 VSS – Ground
65 TBL-R O Table motor control output
66 LOAD-OUT O
67 LOAD-IN O
68 ENC 3/UP-SW I
69 ENC 2/DISC-LED I
70 ENC 1 I
71 OUT-OPEN O Loading out detection signal output
72 B-TRG O
73 A-TRG O
74 CAP-M-COT2 O Capstan motor control 1(-) signal output
75 CAP-M-COT1 O Capstan motor control 2(-) signal output
76 CAP-M-H/L O Capstan motor H/L speed select signal output
77 AMS-IN I Connected to ground
78 TC-MUTE O TC mute ON/OFF selection output
79 R/PB/PAS O REC/PB/PASS selection output
80 NR-ON/OFF O NR ON/OFF signal output
81 REC-MUTE O REC mute ON/OFF selection output
82 BIAS O Bias ON/OFF selection output
83 EQ-H/N O Equalizer H/N select output
84 PB-A/B O PB Deck A/Deck B select output
85 ALC O ALC ON/OFF output
86 B-PLAY-SW I Deck B play detect
87 A-PLAY-SW I Deck A play detect
88 A-HALF I Deck A cassette detect
89 B-HALF I Deck B cassette detect
90 B-SHUT I B Deck reel pulse detector
91 A-SHUT I A Deck reel pulse detector
92 SOFT-TEST O Software test port
93, 94 KEY/CD-ADJ I CD adjust point port
95 MODEL IN I Version select signal input
96 AVSS – Ground
97 SPEC-IN I Version select signal input
98 VREF I Analog reference voltage input
99 AVCC – Analog power supply
100 TC-RELAY O REC/PB head selection output for IC602
Loading motor control signal output
Disc tray address detect encoder input
Trigger motor control output
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