JVC RX-D Series Training Book page 9

The 'AMP_+/-B' switch regulator
composes three sections:
1. MOSFET switch circuit (the important parts are
Q1101/1102, D1107/1108, L1101/1102,
C1117/1118...)
2. Switch driver circuit-IC101.
3. DC-DC Converter Control Board
3
DC-DC
CONVERTER
CONTROL
AMP_ +/-B
LEVEL
CONTROL
CPU IC501
2
MOSFET
DRIVE
IC101
SOUND
LEVEL
DETECT
POWER SUPPLY 3/5
1
+
MOSFET
AMP_B
SWITCH
_
Q1101/1102...
7 CHANNEL
POWER
AMP