Sony MDR-RF830 - Section 3 Diagrams; IC Block Diagrams

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SECTION 3
DIAGRAMS
24 23 22 21 20 19 18 17 16 15 14 13
1 2 3 4 5 6 7 8 9 10 11 12
REGULATOR
AM•FE
FM•FE
RIPPLE
FILTER
TUNING
METER
DETUNE
DET
FM•IF
DISCRI
AM•IF
DET•AGC
DETUNE DET CONTROL VCC RIPPLE FILTER DET OUT AFC AGC AFC AGC AM IF OUT GND METER FM IF IN AM IF IN FM/AM BAND SELECT
DETUNE DET
GND
FM DISCRI
AM OSC
AFC
FM OSC
REG OUT
FM RF
AM RF IN
NC
FM RF IN
GND
FM/AM
FE OUT
POWER
SWITCH
MUTE
CIRCIUT
BIAS
1
2
3
4
5
6
7
8
9
10
MT/SW
OUT1
POWER GND
OUT2
VCC
P/SW
IN1
PRE GND
IN2
REF
AMP2
AMP1
• IC BLOCK DIAGRAMS
IC302 LA4533M
IC301 CXA1611N-T4