Ic Block Diagrams - Sony HCD-MC3AV Service Manual

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6-25. IC BLOCK DIAGRAMS

IC603 (PANEL BOARD) BA3833F-E2
RESET
1
C
REFFERENCE
PREF
2
CURRENT
BPF
LINE
3
NF
BPF
LINE
4
IN
BPF
GND 5
BPF
BIAS 6
Bias
C
NC 7
8
NC
NC 9
TE
L 13942296513
IC602 (AUDIO BOARD) uPC1330HA
2 3 4
1
SW R1 GND SW P1 CONT
IC701 (MAIN BOARD) UPC1237HA
OVER LOAD DET
OFFSET DET
LATCH/
AUTORESET
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1 2 3
.
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18 RESET
RESET
17 f01
DET
16 f02
DET
15 f03
DET
14 f04
DET
13 f
DET
12 VCC
11 NC
10 NC
INVERTER
COMPARATER
5 6 7 8 9
GND VCC SW P2 GND SW R2
V
CC
F/F
MUTE
AC OFF
DET
4 5 6
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y
i
— 84 —
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8
IC461 (MAIN BOARD) BA6780
1
VIN1
2
FIN1
3
RIN1
IOUT
4
VREF 5
6
VREG
VCC 7
8
OUT1+
9
Q Q
3 6 7 1 3
ON
V
CC
7 8
u163
.
2 9 9 4 2 8
18
VIN2
17
FIN2
16
RIN2
15
CT2
14 VEE
FBIN-
13
12
FBIN+
11
OUT2+
10
OUT2-
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9