49
Pin No.
Pin Name
I/O
Description
116
DOLON
I/O
Dolby control in/out terminal
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)
Not used this function (open)
117
TAPATT
O
Audio signal select control signal output terminal Not used (open)
118
NCO
O
Not used (open)
119
VSS
—
Ground terminal
120
PW ON
O
Main system power supply on/off control signal output to the BA4908 (IC671) “H”: power on