* PBOUT, PBFB, PBIN equivalent circuit
CXD1580Q
Vcc
VREG
OUT
FB
IN
147
300k
147
147
300k
70k
* Description for SW pins
MODESW - Switching of MS signal detection/blank detection
High: G1 (signal detection); Low: G2 (blank detection)
NRSW - Switching of Dolby B type noise reduction ON/OFF
High: noise reduction OFF; Low: Dolby B
DRSW - Switching of tape rotation
High: reverse; Low: forward
TAPESW - Switching of HIGH/NORMAL tape
High: NORMAL tape; Low: HIGH tape
AUXSW - Switching of CD/RADIO in the AUX mode
High: CD; Low: RADIO
INSW - Switching of TAPE/AUX
High: TAPE; Low: AUX
MSSW - Switching of MS ON/OFF
High: MS ON; Low: MS OFF
1k
1k
GND
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