– 12 –
Pin No. Pin name I/O Description
51 VDD – Power supply. (+5V)
52 SPEC I Terminal for mechanism selection. (Ground connection)
53 DESTINATION I Terminal for model selection. (OPEN)
54 DISC SENS I Disc sensor input terminal.
55 RELAY O REC/PB head selector signal output.
56 A SHUT I Deck A reel detect.
57 B SHUT I Deck B reel detect.
58 B HALF SW I Deck B cassette detect.
59 A HALF SW I Deck A cassette detect.
60 A PLAY SW I Deck A play detect.
61 B PLAY SW I Deck B play detect.
62–64 KEY A–C I Key data input. (A/D converter input)
65, 66 NC O Not used. (OPEN)
67 POWER O Not used. (OPEN)
68 CD POWER O CD power switch output.
69 LED POWER O LED power switch output.
70, 71 NC O Not used. (OPEN)
72 NC I Not used. (OPEN)
73–79 NC O Not used. (OPEN)
80 A/B O Deck A/B selection output.
81 N/H O NORMAL/HIGH selection output.
82 BIAS O Bias ON/OFF selection output.
83 REC MUTE O REC mute ON/OFF selection output.
84 NR. ON/OFF O NR ON/OFF selection output.
85 REC/PB O REC/PB selection output.
86 PASS. AMP O Dolby pass signal output.
87 LINE MUTE O Line mute signal output.
88 CAPM. H/L O Capstan motor HIGH/LOW selection output.
89 A TRG O Trigger motor control output.
90 B TRG O Trigger motor control output.
91 TRG H/L O Trigger motor control output.
92 CAPM ON/OFF O Capstan motor ON/OFF output.
93 LED5 O A-FWD LED drive.
94 LED6 O CD PLAY LED drive.
95 LED7 O CD PAUSE LED drive.
96 LED8 O DISC3 LED drive.
97 LED9 O DISC3 LED drive.
98 LED10 O DISC2 LED drive.
99 LED11 O DISC2 LED drive.
100 VDD – Power supply. (+5V)
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