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Pin No. Pin Name I/O Description
67 C-XLAT O Serial data latch pulse output to the CXD2589Q (IC703)
68 REC/PB O
Recording/playback selection signal output to the REC/PB switching (IC602)
“L”: playback mode, “H”: recording mode
69 C-MUTE O Muting on/off control signal output to the CXD2589Q (IC703)
70 SCK O Serial data transfer clock signal output to the TDA7439 (IC301)
71 SDA O
Serial data output to the TDA7439 (IC301)
72 VDD — Power supply terminal (+5V)
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 HA12203NT (IC401)
“L”: muting off, “H”: muting on
76 C-CLK O Serial data transfer clock signal output to the CXD2589Q (IC703)
77 C-DATA O Serial data output to the CXD2589Q (IC703)
78 DOLBY O
Dolby NR on/off selection signal output to the HA12203NT (IC401)
“L”: dolby off, “H”: dolby on
79 REC-MUTE O
Recording muting on/off selection signal output to the HA12203NT (IC401)
“L”: muting off, “H”: muting on
80 NORMAL/HI O
Normal/high speed selection signal output to the HA12203NT (IC401)
LED drive signal output of the HI-SPEED DUBBING indicator (D822)
“L”: normal speed, “H”: high speed (LED on)
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