Sony HCD-HX3 - Page 47

47
HCD-HX3/HX5/HX7
– MAIN Board –
IC302 PST3629NR
VDD 2
OUT
1
GND
3
+
–
VREF
CD5
NC
4
IC303, 310 MC14052BDTR2
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y0
1Y2
VCC
1Y1
1-COM
1Y0
1Y3
A
B
GND
GND
INH
2Y1
2Y3
2-COM
2Y2
IC304 R2S15904SP
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