Read Sony CMT-CP2W / HCD-CP2 Service Manual online
42
– AUDIO Board –
IC602
µPC1330HA
1
2
3
4
5
6
7
8
9
INVERTER
COMPARATER
SW R1
GND
SW P1 CONT
GND
VCC
SW P2 GND
SW R2
– MAIN Board –
IC301
TDA7439
VREF
VOLUME
TREBLE
MIDDLE
BASS
SPEAKER
ATTENUATOR
MULTIPLEXER
GAIN AMP
IIC BUS
DECODER &
LATCH
SUPPLY
SDA
CREF
VS
AGND
ROUT
LOUT
SCL
DIG GND
TREBLE (R)
TREBLE (L)
MIN (L)
MOUT (L)
BOUT (L)
BIN (L)
BOUT (R)
BIN (R)
MOUT (R)
MIN (R)
INR
1
2 3 4
5
6
R-IN4
R-IN3
7
8
R-IN2
R-IN1
9
10
MULTIPLEXER
GAIN AMP
L-IN1
L-IN2
11 12
L-IN3
L-IN4
13 14
MUX OUT (L)
15
18
VOLUME
TREBLE
MIDDLE
BASS
SPEAKER
ATTENUATOR
INL
MUX OUT (R)
16
17
27
28
29
30
22 21 20 19
26 25 24 23
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