37
Pin No. Pin Name I/O Description
73 NC — Connected to power supply (+5V)
74 AU MUTE O Muting on/off control signal output terminal “H”: muting on
75 LINE MUTE O
Line muting on/off selection signal output to the HA12215F (IC306)
“L”: tape playback, “H”: recoding
76 C-CLK O Serial data transfer clock signal output to the CXD2587Q (IC101)
77 C-DATA O Serial data output to the CXD2587Q (IC101)
78 DOLBY O
Dolby NR on/off selection signal output to the HA12215F (IC306)
“L”: dolby off, “H”: dolby on
79 REC-MUTE O
Recording muting on/off selection signal output to the HA12215F (IC306)
“L”: muting off, “H”: muting on
80 HI/NORMAL O
Normal/high speed selection signal output to the HA12215F (IC306)
LED drive signal output of the HI-SPEED DUBBING indicator (D822)
“L”: normal speed, “H”: high speed (LED on)
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