Block Diagram - Main Section - Sony CMT-BX1 Service Manual

6-3. BLOCK DIAGRAM – MAIN Section –
J301 R-CH
AUDIO IN
CD-L
A
(Page 21)
BT-L
F
(Page 22)
(BX5BT)
TUNER-L
E
(Page 22)
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO
: TUNER (FM/AM)
: CD PLAY
: AUDIO IN
HCD-BX5BT/CBX1/CBX3
INPUT SELECT, ELECTRICAL VOLUME
IC304
(BX5BT)
INL1
4
INL2
OUTPUT SELECT
5
INL4
IC309
7
INL3
6 X1
14
X
13
X0
12
A
10
Q310
IGOUTL
8
(CBX1/CBX3)
VOLINL LOUT
9 27
MUTING
Q103, 203
22 21
MUTING
CONTROL
Q340, 341
81 82 56 80
SYSTEM CONTROLLER
IC301 (3/4)
(BX5BT)
BT OUT-L
G
(Page 22)
(BX5BT)
POWER AMP
IC601
11 CH1 IN CH1 OUT+ 4
12 CH1 NF CH1 OUT– 5
13 10
R-CH
87
23 23
HCD-BX5BT/CBX1/CBX3
J500
PHONES
R-CH
+
L
–
J302
SPEAKER
+
R
–
DC
DETECT
Q342 – 344
D313
M301
(FAN)
FAN MOTOR
M M
+9V DRIVE
Q316, 317
PROTECT
DETECT
Q307
PROTECT
J
(Page 24)
AC DET
K
(Page 24)