Aiwa XR-MD110 Service Manual page 57

IC, LA4663
INPUT AMP
IC, M62495FP
IC, BU2092
OUTPUT AMP
INPUT AMP
POWER-GND SHORTING
PROTECT CIRCUIT
LOAD SHORTING
PROTECT CIRCUIT
THERMAL PROTECTION CIRCUIT
– PROTECTION CIRCUITS –
OUTPUT AMP
77
IC, BU4094BCF
IC, MM1454XFBE
VCC LIN VREF
16 15 14
+
–
BIAS
+
–
1 2 3
RIN PNR B/Q
QF1 QF2 QF3 QF4
13 12 11 10
QSurround
4 5 6 7
DET QF6 ROUT LOUT
78
QF5
9
8
GND