Ic Block Diagrams - Sony HCD-F250AV Service Manual

6-27. IC BLOCK DIAGRAMS

IC603 (PANEL BOARD) BA3833F-E2
RESET
1
C
REFFERENCE
PREF
2
CURRENT
LINE
3
NF
LINE
4
IN
GND 5
BIAS 6
Bias
C
NC 7
NC 8
NC 9
IC701 (MAIN BOARD) UPC1237HA
OVER LOAD DET
OFFSET DET
LATCH/
AUTORESET
1 2 3
RESET 18 RESET
17 f01
BPF DET
16 f02
BPF DET
15 f03
BPF DET
14 f04
BPF DET
13 f
DET
12 VCC
11 NC
10 NC
F/F
AC OFF
DET
4 5 6
V ON
CC
MUTE
V
CC
7 8
— 84 —
IC101 (MAIN BOARD) M62442FP
1
VIN1
2
FIN1
3
RIN1
IOUT
4
VREF 5
6
VREG
VCC 7
8
OUT1+
9
18
VIN2
17
FIN2
16
RIN2
15
CT2
14
VEE
13 FBIN-
12
FBIN+
11
OUT2+
10
OUT2-