3. R->R , RETURN SW Off
SO[1]R (0.250(=1/4)) ---> DSP SI[1]R (0.150858 +-20%)
A/D D/A
AK5381VTPA AK4384VTP
+-------+ +-------+
| Ain L | | AoutL |- - - -> PHONE L
IN ------------------->| Ain R | | AoutR |-------> PHONE R
| | | |
+----| DoutL | | Din L |<---+
+-|----| DoutR | | Din R |<-+ |
| | +-------+ +-------+ | |
| | | |
| | DSP(FXD03) | |
| | +---------------+ | |
| +-->| SI[1]L SO[1]L |-----|-+
+---->| SI[1]R SO[1]R |-----+
+---------------+
4. RET1 , RETURN SW On
SO[1]R (0.250(=1/4))---> SEND -- (*約 0.560)--> RETURN --> DSP SI[1]R (0.168961 +-20%)
INSERT(*0.56) A/D D/A
| | AK5381VTPA AK4384VTP
| | +-------+ +-------+
IN ---+ +-- *16 -->| Ain L | | AoutL |- - - -> PHONE L
| Ain R | | AoutR |-------> PHONE R
| | | |
+----| DoutL | | Din L |<---+
+-|----| DoutR | | Din R |<-+ |
| | +-------+ +-------+ | |
| | | |
| | DSP(FXD03) | |
| | +---------------+ | |
| +-->| SI[1]L SO[1]L |-----|-+
+---->| SI[1]R SO[1]R |-----+
+---------------+