Sony ICF-CDK70 - Page 32

ICF-CDK70
32
24 23 22
MCU
I/F
TONE CONTROL
L-CH BASS/TREBLE
SURROUND
21 2025262728
INR4 LOUT ROUT
AGND
VCC
REFIN
DATA CLK DGND TRER TREL NC BASSL2 NC
INR3
INPUT
SELECTOR
INPUT
SELECTOR
INPUT GAIN
CONTROL
INPUT GAIN
CONTROL
MUTE
MUTE
REF
MODE
SELECTOR
VOLUME
VOLUME
INR2 INR1
INL1 INL2 INL3 INL4
IGOUTL
VOLINL
IGOUTR
VOLINR
BASSR1
BASSL1
BASSR2
19 18 17 16 15
1 2 3 5 6 7 8 94 10 11 12 13 14
TONE CONTROL
R-CH BASS/TREBLE
1
7
8
9
10
11
12
3
4
+
–
+
–
VCC1
CH-1
CH-2
OUTPUT1
BOOT STRAP1
PRE GND
NF1
INPUT1
VCC2
OUTPUT2
BOOT STRAP2
RIPPLE
NF2
INPUT2
2
5
6
- MAIN Board -
IC301 R2S15904SP
- AMP Board -
IC302 UTC8227 S