Sony CMT-BX1 Service Manual page 95

2-3. SCHEMATIC DIAGRAM – MAIN Section (2/4) –
(2/4)
CN306
13P
SIRCS
EVER 3.3V
STBY LED
KEY0
KEY0 RETURN
USB/BT LED
DGND
BACK LIGHT
(Refer to page
43 on original BACK LIGHT 9V
service manual)
LCD DATA
LCD CLOCK
POWER ON
LCD VDD
CN322
4P
KEY0 RETURN
KEY1
KEY2
DGND
(Refer to page
43 on original
service manual)
DGND
A
LCD VDD
DACGND
(Page 4)
+9V
HCD-BX5BT/CBX1/CBX3
4
27
94
26
C392 220p R381 1k
25 81
C393 220p R382 1k
82
(BX5BT)
30
(CBX1/CBX3)
R385
29 R485 0
10k
28
86 R486 100k R386 220k C386 0.01
R387 100
87
R388 100
88
R389 100
89
R490 10k R390 100
90
R491 10k R391 100
91
R492 10k R392 100
92
R493 10k R393 100
93
R494 10k R394 220
93 94
92 R395 100 (CBX3:AEP,UK)
95
R495 0 (EXCEPT CBX3:AEP,UK)
∗
R397
∗
R497
∗ R397
(BX5BT/CBX1/CBX3:CND,AEP,UK)
0(CBX3:AUS,SP,TW,KR)
4.7k(BX5BT/CBX1/CBX3:CND)
100
∗ R497 R300
1k(BX5BT/CBX1/CBX3:CND) 100
4.7k(CBX3:AEP,UK)
Q309 R465 C342 C333
2SC3052F 47k 0.1 0.1
RESET
SWITCH R466 C341
47k 0.1
D309
1SS355W
(CBX3)
R376
100
D311
1SS355W
D310
1SS355W
TA LINE
-MUTE
AMP DATA
AMP CLOCK
NC
NC
MODEL-IN
I-POWER MONITOR
STK-ON
CDM LOAD OUT
CDM LOAD IN SYSTEM CONTROLLER
IC301
CDM SW(OPEN)
M3062LFGPFP-704(BX5BT)
M3062LFGPFP-700(CBX1)
CDM SW(CLOSE)
M3062LFGPFP-701(CBX3)
KEY2
KEY1
KEY0
RDS DATA
AVSS
SPEC IN
VREF
AVCC
ST CE
C344
(BX5BT/CBX3)
1000
6.3V
R418
(BX5BT/CBX1/CBX3:
0
CND,AUS,SP,TW,KR)
R318
X302
100
X301 5MHz
32.768kHz
(CBX3:AEP,UK)
5 5
(BX5BT)
R457
4.7k (CBX1/CBX3)
NC
NC
NC
NC
R446 10k
PULL UP
DEC BUS SEL2
DEC BUS SEL1
NC
NC
R441 10k
PULL DOWN
R340 100
USB RESET
(CBX3)
NC
R338 100
USB RTS
R337 100
USB CTS
R336 100
USB RXD
R335 100
USB TXD
R334 100
BT_RTS
R333 100 R433 10k
NC
R332 100
BT DIN
R331 100
BT DOUT
R432 4.7k
(CBX1/CBX3)
VOLTAGE DETECT
IC310
PST3629NR
R464
10k
OUT D303
CD MC2836
VDD
GND
NC C340
0.1
C339
C301
0.1
4.7
16V
Q301
2SC3052F
AC DETECT
R463
10k
HCD-BX5BT/CBX1/CBX3
Ver. 1.3
44
40
38
37
36
35
R434 10k
34
32
31
A
LCD VDD
+9V
ACDET
DACGND
(Page
6)
L302
2.2µH
A
DGND
DACGND
+9V
(Page 7)