– 6 –
Pin No. Pin Name I/O Pin Description
75 NC — Not used. (Open)
76 A-MUTE O Audio mute output H: Mute
77 SCL O EEPROM clock output
78 EC I Event counter input
79 TC-PLAY I Tape play switch input L: Tape
80 C-DOOR I CD door open/close switch input L: Close
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