Sony HCD-CBX3 - BLOCK DIAGRAM - MAIN Section -

HCD-BX5BT/CBX1/CBX3
2323
HCD-BX5BT/CBX1/CBX3
6-3. BLOCK DIAGRAM – MAIN Section –
(BX5BT)
OUTPUT SELECT
IC309
A
13
14
12
10
AUDIO IN
R-CH
J301
CD-L
A
BT-L
F
TUNER-L
E
PROTECT
J
6
8
5
4
22
DATA
21
CLK
AMP DATA
81
AMP CLOCK
82
TA LINE-MUTE
80
(BX5BT)
G
BT OUT-L
X1
X0
LOUT
INPUT SELECT, ELECTRICAL VOLUME
IC304
SYSTEM CONTROLLER
IC301 (3/4)
: AUDIO
: CD PLAY
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: AUDIO IN
: TUNER (FM/AM)
BT AUDIO OUT MUTE
56
Q310
INL3
7
INL4
IGOUTL
VOLINL
INL2
INL1
X
9
MUTING
IC103
R-CH
27
MUTING
CONTROL
Q340, 341
(BX5BT)
(CBX1/CBX3)
(BX5BT)
POWER AMP
IC601
11 CH1 IN
12 CH1 NF
10
MONITOR
CH1 OUT+
4
CH1 OUT–
5
13
STBY
J500
R-CH
PHONES
SPEAKER
+
–
–
+
R
L
J302
DC
DETECT
Q342 – 344
M301
(FAN)
+9V
MM
AC DET
K
D313
STK-ON
87
FAN MOTOR
DRIVE
Q316, 317
PROTECT
DETECT
Q307
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