Sony HCD-BX77DBi - SCHEMATIC DIAGRAM - MAIN SECTION (2;3); Main Board Schematic Diagram (2;3)

HCD-BX77DBi
HCD-BX77DBi
2828
5-13. SCHEMATIC DIAGRAM - MAIN Section (2/3) -
• See page 22 for Waveforms. • See page 36 for IC Block Diagrams. • See page 38 for IC Pin Function Description.
IC301
D318
D321
CN322
R408
R301
R462
C338
C364
R472
R477
C366
R467
R468
IC311
C339
C342
R466
R465
D309
C341 C340
C301
IC310
D323
R430
R429
R424
R422
R726
R728
R727
R725
R724
R722
R720
R719
R464
R717
R716
C316
R713
R412
C310
C311
C333
R709
R711
R706
R705
R704
R703
R702
R701
C499
JR498
R700
R792
R793
R791
R789
R781
R782
R783
R784
R785
R492
R493
R494
C498
R786
R487
R488
D774
R780 R778
R777
R774
R766
C766
R485
C362
R760
R759
R757
R748
R747
R746
R741
R734
R733
R732
R731
CN301
CN311
CN306
R473
R773
R433
R432
X301
Q309
R611
R511
R600
R500
C344
S001
CN310
Q301
R407
X302
R770
R769
R768
R5F3640DDFAR
1N4002-B5
1N4002-B5
4P
2.2k
5.6k
1k
0.1
10 50V
1k
1k
0.1
4.7k
4.7k
BA6956AN
0.1
0.1
47k
47k
MA2J1110GLS0
0.1 0.1
4.7
50V
PST3628NR
1N4002-B5
4.7k
4.7k
4.7k
4.7k
100
100
100
100
100
100
47k
100
10k
10k
0
0.1
0
10k
22p
22p
0.1
10k
220k
100
100
100
100
100
100
0.1
0
100
100
100
100
1k
100
100
100
100
100
10k
10k
10k
0.1
10k
10k
MC2836
100 100
100
1M
220k
0.01
100k
0.1
100
100
100
R753
100
R752
100
R751
100
100
100
10k
10k
100
100
100
100
9P
5P
CN001
5P
13P
10K
100
4.7K
4.7K
32.768KHz
2SC3052F
4.7k
4.7k
22k
22k
0.22F 5.5V
11P
2SC3052F
0
5MHz
100
100
100
A1
A2
A3
A4
A6
A8
A9
A10
B1
B2
B3
B4
B11
B10
B9
B8
B6
B5
77
78
92
93
40
68
69
70
88
89
100
4
19
R718
100
18
91
4
39
TUNER_L
TUNER_R
48
1
2
3
6
6
R707
100
7
22
24
25
25
26
26
27
27
7
18
28
28
43
83
82
81
80
59
89
88 85
85
66
53
52
51
47
57
60
93
91
92
84
87
87
90
90
84
83
82
81
73
5
31
34
33
32
9
12
5
9
12
23
94
VC
O+
O-
VM
VCC
I+
I-
GND
GND
DGND
KEY3
KEY2
KEY1 RETURN
SIRCS
EVER 3.3V
STBY LED
DGND
FL DATA
FL CLOCK
FL GND
4V
FL CS
KEY1
KEY1 RETURN
GND
RXD
BUSY
VDD
SCLK
TXD
PGM
RST
GND
DO/STEREO
RDS DATA
RDS CLK
ST CLK
ST DIN
TUNED
AGND
R OUT
+9V
L OUT
ST CE
CLOSE SW
OPEN SW
DGND
CLOSE
OPEN
SPEC IN
VREF
CDM LOAD OUT
CDM LOAD IN
CDM SW(OPEN)
CDM SW(CLOSE)
FL SCLK
FL CS
FL SD
STANDBY LED
KEY3
KEY2
KEY1
FL RESET
NC
NC
SIRCS
BYTE
XCIN
XCOUT
RESET
XOUT
XIN
NMI
AC CUT
RDS INT
SBSY
ST CLK
ST DATA OUT
CD BUS2
CD BUS1
CD BUS0
RDS DATA
ST CE
DATA IN/STEREO
DATA
TUNER TUNED
IIC CLK
IIC
AMP DATA
AMP CLOCK
TA LINE MUTE
STBY-RELAY
NC
DAB RXD
USB RTS
SEL A
DAB TXD
BT DOUT
BT DIN
BT_RTS
PULL UP
PULL DOWN
BT AUDIO OUT MUTE
BT CTS
USB TXD
USB RXD
BT_AV_ROLE
BT_RESET
INH
NC
NC
NC
NC
USB CTS
NC
USB RESET
I-POWER MONITOR
STK-ON
CD RESET
USB POWER
NC
NC
NC
MODEL IN
CLINK_TX_DOUT
CLINK_RX_DIN
DMPORT
POWER
CD ON
CD DRIVER MUTE
MP3 IREQ
CD CCE
CD CLK
DEC BUS SEL
NC
NC
KEY WAKE UP
1.2V
NC
DAB-POWER
3.3V
NC
NC
DAB-POWER
BUS3
CD
(2/3)
4.7k
SYSTEM CONTROLLER
RESET SIGNAL
GENERATOR
RESET SWITCH
LOADING
MOTOR DRIVE
TUNER
(FM/AM)
SUPPLIED WITH THE
AM
FM 75:
COAXIAL
ANTENNA
FL RESET
+9V
DISC TRAY
OPEN/CLOSE
DETECT
M001
(LOADING)
ASSEMBLED BLOCK
AC DETECT
VCC
VSS
CN VSS
AVC C
AVSS
X5V FLAG
VSS
VCC
(BX20i)
(NC)
(Page 33)
(Page 33)
(Page 29)
(Page 27)