Sony HCD-BC150 / HCD-BC250 Service Manual ▷ View online
50
50
HCD-BC150/BC250
HCD-BC150/BC250
5-25. PRINTED WIRING BOARD – SPK/LF SECTION –
•
See page 21 for Circuit Boards Location.
:Uses unleaded solder.
5-26. SCHEMATIC DIAGRAM – SPK/LF SECTION –
1
2
A
B
C
D
E
F
G
H
I
3
4
5
6
7
8
9
10
(page 45)
CN307
BOARD
AMP
L
(page 35)
CN501
BOARD
MAIN
Q
(page 45)
CNP305
BOARD
AMP
O
(page 45)
CNP304
BOARD
AMP
P
(page 45)
CN306
BOARD
AMP
M
(page 45)
CN313
BOARD
AMP
N
(Page 49)
(Page 49)
(Page 47)
(Page 48)
(Page 39)
(Page 48)
SPEAKER
AC IN
CN 8
SWITCHING
REGULATOR
CN 4
CN 3
CN 7
-
+
-
+
SURR R
FRONT R
-
+
-
+
-
+
SURR L
WOOFER
FRONT L
-
+
CENTER
(SIDE B)
C342
C343
C340
C341
(CHASSIS)
(CHASSIS)
4
1
4
1
1
2
1
2
(CHASSIS)
(CHASSIS)
51
HCD-BC150/BC250
5.9 Vp-p
20.3 ns
qa
IC108
rk
(XFSOIN)
1 V/DIV, 10 ns/DIV
– AMP Board –
9
IC509
qf
(X1)
200 ns
2.3 Vp-p
1 V/DIV, 100 ns/DIV
q;
IC506
9
(MCLKI)
72.1 ns
2.7 Vp-p
1 V/DIV, 50 ns/DIV
– MAIN Board –
5
IC201
<z,m
(XTALI)
37 ns
1 V/DIV, 10 ns/DIV
4.5 Vp-p
6
500 mV/DIV, 20
µ
s/DIV
7
IC201
<znv
(YUV/C)
500 mV/DIV, 20
µ
s/DIV
1.2 Vp-p
H
H
8
IC201
<znn
(YUV2/Y)
500 mV/DIV, 20
µ
s/DIV
1.3 Vp-p
H
500 mV/DIV, 100 ns/DIV
1
IC102
oh
(DVDRFIP)
4
IC102
6
(RFOP)
3
IC102
qk
(FEO)
100 mV/DIV, 1 ms/DIV
200 mV/DIV, 100 ns/DIV
800 mVp-p
0.3 Vp-p
1.3 Vp-p
2
IC102
wa
(TEO)
500 mV/DIV, 1 ms/DIV
0.5 Vp-p
IC201
<zn,
(YUV3/CVBS)
1.5 Vp-p
• Waveforms
– DMB09 Board –
– DMB09 Board –
2.4 Vp-p
qs
IC201
wd
(CVBS OUT)
qd
IC201
wh
(COUT)
1 V/DIV, 20
µ
s/DIV
1 V/DIV, 20
µ
s/DIV
qf
IC201
wa
(YOUT)
1 V/DIV, 20
µ
s/DIV
2.1 Vp-p
H
H
H
3 Vp-p
– IO Board –
52
HCD-BC150/BC250
•
IC Block Diagrams
IC701, 711 BA6956AN
1
2
3
4
5
6
7
8
9
CONTROL LOGIC
TSD
VREF
OUT2
OUT1
RNF
VM
VCC
FIN
GND
RIN
IC802 BU2152FS
7
2
3
4
8
1
6
5
CONTROLLER
SHIFT
REGISTER
32
31
30
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
LATCH
Q1-Q24
VDD
CLB
STB
SO
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
DATA
VSS
CLK
VSS
IC501 PCM1802DBR
VINL 1
VINR 2
VERF1 3
VERF2 4
VCC 5
AGND 6
PDWN 7
BYPAS 8
FSYNC 9
LRCK 10
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGCD
13
DOUT
12
BCK
11
Single-End
/Differential
Converter
5 th Order
Delta-Sigma
Modulator
5 th Order
Delta-Sigma
Modulator
Reference
Single-End
/Differential
Converter
× 1/64 (× 1/128)
Decimation
Filter
with
DC Cut Filter
Power Supply
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
– TRANSLATION Board –
– PANEL Board –
– MAIN Board –
53
HCD-BC150/BC250
IC505 LC89056W-E
IC205 BR24L16F-WE2
38
37
36
23
24
1
2 3
4
5
44
8 9 10
46
17
22
21
20
30
35
25
26
27
28
29
32
33
34
16
45
13
14
15
47
40
41
48
CL
39
XSEL
CE
DI
EMPHA
AUDIO
DISEL
DOUT
DINO
DINI
DIN2
6
DGND
7
DVDD
11
AVDD
12
AGND
DOSEL0
R
VIN
LPF
CKSEL0
XSTATE
18 DGND
19 DVDD
XIN
XOUT
XMCK
DVDD
31
DGND
DO
CSFLAG
F0/P0/C0
F1/P1/C1
F2/P2/C2
VF/P3/C3
AUTO
BPSYNC
ERROR
DATAO
DOSEL1
CKOUT
BCK
LRCK
CKSEL1
MODE0
MODE1
42
DGND
43
DVDD
XMODE
TIMING
MICROCOMPUTER
INTERFACE
SAMPLING
FREQUENCY
C BIT
DETECT
PA/PB
DETECT
LOCK
DETECT
SYSTEM
RESET
MODE
SELECT
INPUT
CIRCUIT
DATA
DEMODULATOR
PLL
CLOCK
8
VCC
7
TEST
6
SCL
5
SDA
1
A0
2
A1
3
A2
4
GND
ADDRESS
DECODER
DECODER
SLAVE WORD
ADDRESS REGISTER
DATA
REGISTER
16 K bit EEPROM ARRAY
CONTROL CIRCUIT
POWER SUPPLY
VOLTAGE DETECTION
HIGHT VOLTAGE
GENERATOR
11 bit
8 bit
11 bit
STOP
START
ACK
– DMB09 Board –
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