Pin No. | Pin Name | I/O | Description | |
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| Dolby control in/out terminal | |
116 | DOLON | I/O | At initial mode: valid/invalid selection input of dolby function (valid at “L” input) | |
At normal mode: dolby on/off control signal output terminal (dolby on at “H” output) | ||||
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| Not used this function (open) | |
117 | TAPATT | O | Audio signal select control signal output terminal Not used (open) | |
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118 | NCO | O | Not used (open) | |
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119 | VSS | — | Ground terminal | |
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120 | PW ON | O | Main system power supply on/off control signal output to the BA4908 (IC671) “H”: power on | |
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