Sony CMT-DH40R / HCD-DH40R Service Manual ▷ View online
HCD-DH40R
HCD-DH40R
45
45
• Waveforms
– DMB20 Board –
– MAIN Board –
– PANEL Board –
1
IC2006
0 (DVDRF IP)
500 mV/DIV, 200 ns/DIV
0.8 Vp-p
40.4 ns
3.4 Vp-p
2
IC2006
<x/c (ACLK)
1 V/DIV, 20 ns/DIV
3
IC2006
<x/v (ABCK)
1 V/DIV, 100 ns/DIV
326 ns
3.6 Vp-p
20.8
Ps
3.9 Vp-p
4
IC2006
<x/b (ALRCK)
1 V/DIV, 10
Ps/DIV
5
IC2006
<z,m (CVBS)
500 mV/DIV, 20
Ps/DIV
H
1.5 Vp-p
q;
IC5001
e; (CV OUT)
1 V/DIV, 20
Ps/DIV
H
2.9 Vp-p
6
IC2006
<z,b (Y/G)
500 mV/DIV, 20
Ps/DIV
H
1.4 Vp-p
qa
IC5001
wf (Cy OUT)
500 mV/DIV, 20
Ps/DIV
H
2.3 Vp-p
7
IC2006
<z,c (B/Cb/Pb)
500 mV/DIV, 20
Ps/DIV
H
0.9 Vp-p
8
IC2006
<z,x (R/Cr/Pr)
9
IC2006
<xc, (XTALO)
500 mV/DIV, 20
Ps/DIV
H
0.9 Vp-p
500 mV/DIV, 20 ns/DIV
37.2
Ps
1.4 Vp-p
qs
IC5001
wa (Cb OUT)
500 mV/DIV, 20
Ps/DIV
H
1.4 Vp-p
qd
IC5001
qk (Cr OUT)
500 mV/DIV, 20
Ps/DIV
H
1.4 Vp-p
wa
IC401
oa (XT2)
1 V/DIV, 10
Ps/DIV
30.6
Ps
2.7 Vp-p
ws
IC401
of (X2)
1 V/DIV, 20 ns/DIV
39.6 ns
1.4 Vp-p
wd
IC701
8 (BCK)
2 V/DIV, 100 ns/DIV
326 ns
4 Vp-p
20.8
Ps
4 Vp-p
wf
IC701
7 (LRCK)
2 V/DIV, 10
Ps/DIV
wg
IC701
6 (SCK-I)
1 V/DIV, 50 ns/DIV
81 ns
3.2 Vp-p
wh
IC709
4 (OUT_)
1 V/DIV, 10 ns/DIV
20.4 ns
2.2 Vp-p
wj
IC703
qs (DAT-2)
2 V/DIV, 50 ns/DIV
81.5 ns
4.6 Vp-p
ea
IC621
ta (OSCO)
es
T621
1
2 V/DIV, 200 ns/DIV
468 ns
4.5 Vp-p
10 V/DIV, 5
Ps/DIV
13.3
Ps
24 Vp-p
3.1 Vp-p
ed
Q623 (Base)
2 V/DIV, 5
Ps/DIV
13.3
Ps
HCD-DH40R
HCD-DH40R
46
46
5-20. PRINTED WIRING BOARD - POW-SUPPLY Board -
B E
B
E
B
E
B
E
B
E
B
E
B E
B
E
C21
R603
R605
R608
R609
R610
C602
C603
C606
Q901
Q902
Q903
Q904
Q905
Q906
Q907
D15
D16
D17
R901
R902
R903
R904
R905
R906
R907
R908
R909
R910
R911
R912
R913
R914
R915
R916
R917
R918
R919
R920
R921
R922
R923
R924
R925
R926
R927
R928
R929
R10
R11
R930
R14
R931
R15
R932
R16
R933
R17
R934
R18
R935
R936
R20
C901
C903
R24
C904
R27
C908
R29
C909
R948
R949
C910
C914
R950
R951
C915
R952
C916
R953
C917
R956
R957
R958
R959
C922
C923
R960
C925
C929
C931
C932
C933
C943
C944
C945
Q601
C950
C951
C956
D906
JR901
JR902
D910
D911
D913
D914
D921
D922
D923
D924
IC907
C13
C14
C17
C18
C19
G
S
G
S
+
-
1
4
5
8
1
4
1
2
3
4
1
2
3
4
1
2
3
4
1
3
1
5
1
5
18
10
9
1
1
5
1
11
C20
C22
C23
C24
C25
C26
R604
R606
HT901
HT902
HT903
HT905
Q11
HT906
Q12
C604
TB1
FH1
C1
FH2
C2
C4
C5
TK901
D1
F1
D602
D603
IC601
TH1
L901
L903
T603
L904
D11
D14
TK1
CN901
CN902
CN904
HT1
HT2
R12
R13
R22
C902
R23
R25
C905
C906
C907
C913
R2
C919
T31
C920
C928
JW4
C930
JW5
JW6
T1
C952
JW901
JW902
JW903
JW904
JW905
JW907
JW908
PH601
JW909
PH602
D901
D902
D903
D904
JW910
D905
JW911
JW912
D907
JW913
D908
JW914
PH11
D909
JW915
JW916
JW917
JW918
JW919
FB11
CN1
JW920
JW921
JW922
JW923
JW924
JW925
VDR001
JW926
JW927
JW928
JW929
IC901
IC903
JW930
IC904
JW931
IC905
JW932
JW933
JW934
JW935
JW936
C10
C15
C16
IC11
LINE FILTER
MAIN POWER
TRANSFORMER
(CHASSIS)
(AC IN)
(CHASSIS)
1
3
4 5
J
MAIN
BOARD
CN507
D
DMB20
BOARD
CN6001
P
MAIN BOARD
CN704
1-879-691-
11
(11)
POW-SUPPLY BOARD
D
D
2
4
2
4
1
2
3
1
2
3
SUB POWER
TRANSFORMER
PH11, 601, 602
1
2
3
4
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
•
: Uses unleaded solder.
• See page 30 for Circuit Boards Location.
(Page 36)
(Page 31)
(Page 36)
HCD-DH40R
HCD-DH40R
47
47
5-21. SCHEMATIC DIAGRAM - POW-SUPPLY Board -
• See page 48 for IC Block Diagrams. • See page 54 for IC Pin Function Description.
MAIN
J
BOARD
(2/3)
CN507
DMB20
D
BOARD
(3/4)
CN6001
MAIN
P
BOARD
(3/3)
CN704
IC B/D
IC B/D
IC B/D
IC B/D
11
.8
5.5
2.4
4.9
6
1
2.4
13.6
3.8
1.3
3.8
3.3
315.5
6
1.8
11.8
0
0
3
1.1
2.5
4
3
2.4
9
1.2
3
1.8
2.4
3.9
2.4
2.6
0
2.6
16.8
0
160
4.7
156
0
0
3.3
2.4
2.4
0.1
314.8
161.1
156.3
166.6
4.7
10.5
3.3
1
0
1.1
314
156
3.3
0
2.4
0
27.9
9.2
5
2.4
3
1
2
3
CN1
3P
AC_LIVE
NC
AC_NEYTRAL
F1
T5AH 250V
1/2W
2.2M
R2
250V
0.22
C1
250V
0.22
C2
250V
470p
C4
250V
470p
C5
D3SB60F3
D1
2SC3052EF-T1-LEF
INVERTER
Q601
1k
R22
4.7M
R12
4.7M
R13
150k
R609
1k
R608
330k
R610
470k
R14
0.01
C13
1000p
C14
0.01
C606
1.1uH
FB11
1kV
220p
C22
1kV
220p
C23
800V
0.033
C24
2W
0.1
R23
C26
0.001
PC123Y22JOOF
PH11
PC123Y22JOOF
PH602
10ERB20-TB3
D14
35V
330
C25
1k
R24
470
R905
UDZW-TE17-15B
D16
10
R27
UDZW-TE17-15B
D15
25V
47
C20
0.1
C19
0
R11
68
R17
100
R16
1000p
C17
UF4005PKG23
D11
27k
R10
47k
R15
50V
4.7
C16
50V
10
C15
10k
R20
10k
250V
R18
8
7
5
4
3
2
1
MIP2F20MS1SO
IC601
VDD
FB
CL
VCC
DRAIN
SOURCE
SOURCE
ST02D-200TA
D602
470k
R603
0.1
C602
47
R604
10ERB20-TB3
D603
10ERB20-TB3
D901
2200p
C603
1
R606
3
1
2
FAN431AZXA
IC901
PC123Y22JOOF
PH601
E
TK1
0.1
C904
4.7k
R907
470
R902
47
R906
47k
R909
16V
2200
C906
35V
2200
C907
1k
R910
10k
R911
47k
R912
10k
R913
10k
R915
2SC3052EF-T1-LEF
Q901
2SC3052EF-T1-LEF
Q902
ISA1235AC1TP-1EF
Q903
POWER ON/OFF CONTROL
Q901- 903
0.01
C910
50V
10
C913
C929
0.22
1k
R920
C908
0.1
1k
R930
1k
R914
10uH
L901
1
2
3
4
T1
LINE FILTER
T603
1
5
9
3
6
7
18
16
15
14
12
11
10
9
8
7
6
5
4
3
2
1
CXD9841P
IC11
VSENSE
F/B
CT
RT
GND
PROTECT
SS
VC1
OCP
VC2
P-GND
VG-L
VB
VS
VG-H
VD
10
R29
0.22
C21
BAT54HT1
D17
0.1
C18
C909
0.1
0.1
C917
10ERB20-TB3
D902
1
2
3
4
5
IC904
SI-8050S-LF1101
V
-IN
SW
-OUT
GND
VOS
SS
4.7k
R931
4.7k
R932
0.1
C923
0.22
C916
4.7k
R929
0.1
C922
0.22
C925
1k
R927
1k
R928
1k
R918
2SC3052EF-T1-LEF
Q904
10k
R933
RK36LF-B3
D909
RK36LF-B3
D908
0.22
C945
C919
16V
470
0.22
C915
0.22
C944
0.47
C901
0.47
C903
10V
220
C902
15k
R605
RB085T-90
D904
D10SC6M
D903
35V
1000
C920
10k
R948
10k
R949
6.8k
R950
10k
R951
4.7k
R952
MA2J1110GLS0
D921
MA2J1110GLS0
D922
2.2k
R921
10k
R922
10k
R919
1k
R934
1k
R953
50V
1
C604
D905
MTZJ-T-77-27B
6.3V
2200
C928
C943
0.01
10V
2200
C930
6.3V
1000
C905
4.7k
R917
MAZ8062GMLS0
D911
D914
MAZ8130GMLS0
D906
MAZ8160GMLS0
470
R916
MAZ8091G0LS0
D910
1
2
3
4
CN904
4P
P-GND
+27V
P-GND
+27V
RT1N141C-TP-1
INVERTER
Q907
RT1N141C-TP-1
POWER ON/OFF
CONTROL
Q905
RT1N141C-TP-1
Q906
0.22
C951
0.22
C950
16V
470
C952
JW905
MAZ8100GMLS0
D923
1k
R957
1k
R960
4.7k
R959
MA2J1110GLS0
D924
4.7k
R958
22k
R908
T31
3
6
9
7
8
10
1
12
13
11
4
5
JW4
JW5
JW6
JW907
TH1
RL202-B322-1
D907
1
2
3
4
5
5P
CN901
SW+5.5V
GND
SW+3.3V
SW+9V
MGND
1
2
3
4
5
6
7
8
9
10
11
CN902
11P
P-MONI-2
ST-BY 3.3V
POW-ON
GND-SUB
AC-DET
MTK POWER ON
P-MONI
A+11V
A-GND
A+9V
D+9V
C914
0.01
S
2SK3561
SWITCHING
SWITCHING
Q12
S
2SK3561
Q11
MC2836
D913
E
TK901
1
2
3
4
5
IC903
SI-8050S-LF1101
V-
IN
SW
-OUT
GND
VOS
SS
47uH
L903
47uH
L904
VCC
GND
OUT
BA90BC0T
IC905
1
2
3
0.1
C956
VDR001
C10
450V
100
33
R25
100k
R904
1k
R903
1k
R901
1000p
C933
1
C931
10
R926
10
R925
1
C932
5
4
3
2
1
TK11133CSCL-G
IC907
Cont
GND
Np
VOUT
VIN
2.2k
R936
1k
R935
150
R923
100
R924
22k
R956
ISOLATOR
ISOLATOR
MAIN POWER TRANSFORMER
SUB POWER TRANSFORMER
POWER CONTROL
IC11
ISOLATOR
POWER CONTROL
IC601
(CHASSIS)
IC901
SHUNT REGULATOR
IC905
+9V REGULATOR
+3.3V REGULATOR
IC907
+5.5V REGULATOR
IC903
+9V REGULATOR
IC904
(CHASSIS)
POW-SUPPLY BOARD
(AC IN)
PROTECT DETECT
Q904
a
a
J
4
B
16
6
9
11
D
15
H
10
17
3
5
12
C
F
18
1
19
E
8
G
14
A
2
13
I
7
(Page
38)
(Page
34)
(Page
39)
HCD-DH40R
HCD-DH40R
48
48
• IC Block Diagrams
– DMB20 Board –
IC1002 AK4388AET-E2
1
CLOCK
DIVIDER
DE-EMPHASIS
CONTROL
AUDIO
DATA
INTERFACE
MCLK
2
11
BICK
3
SDTI
4
LRCK
5
RSTN
CONTROL
PORT
6
SMUTE
7
ACKS
8
DIF0
8
u
INTERPOLATOR
8
u
INTERPOLATOR
'6
MODULATOR
'6
MODULATOR
SCF
LPF
SCF
LPF
AOUTL
12 VCOM
13 VSS
14 VDD
15 DEM
16 DZF
10 AOUTR
9 DIF1
IC1003 PCM1808PWR
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
u1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
IC1004, 2010
TK11150CSCL-G
IC2002, 2003, 2008 TK11133CSCL-G
CONTROL
CIRCUIT
BANDGAP
REFERENCE
+
–
OVER HEAT &
OVER CURRENT
PROTECTION
1
VCONT
3
NP
2
GND
4
VOUT
5
VIN
IC5001 BH7868FS-E2
30
1
2
3
29
28
CV OUT
VCC1
6
CV IN
5
MUTE1
7
SEL (CV/MIX)
13
PB/B IN
15
PR/R IN
14
MUTE2
16
VCC2
11
PY/G IN
12
GND
8
Y IN
10
SEL (BIAS/CLAMP)
4
C IN
S1
S2
CV OUT SAG
GND
BIAS
6dB
75
:
32 C OUT
75
:
31 S-DC OUT
6MHz
LPF
27
26
Y OUT
Y OUT SAG
75
:
6MHz
LPF
6MHz
LPF
S-DC OUT
S1/S2
+
25 GND
24
23
PY/G OUT
PY/G OUT SAG
75
:
12MHz
LPF
22 GND
21
20
PB/B OUT
PB/B OUT SAG
75
:
12MHz
LPF
19 GND
18
17
PR/R OUT
PR/R OUT SAG
75
:
12MHz
LPF
CLAMP
6dB
CLAMP
6dB
6dB
9
BIAS
BIAS
BIAS
6dB
BIAS
6dB
CLAMP
BIAS
MUTE1
MUTE2
H
L
L
H
IC7004 MM1665XHBE
4
1 2
3
CN
VOUT
NC
GND
REFERENCE
BIAS
CURRENT
LIMITTER
DRIVER
THERMAL
SHUTDOWN
8
VIN
7
NC
6
NC
5
CONT
– MAIN Board –
IC500 BD3499FV-E2
1
A1
18 BCB1
17 BCA1
16 BCA2
17 BCA1
16 BCA2
20 SB2
19 OUT2
22 SB1
21 SR
21 SR
24 VCC
23 OUT1
26 SDA
25 SCL
25 SCL
28 FIL
27 GND
27 GND
15 BCB2
2
A2
3
B1
5
C1
6
C2
4
B2
11
VOL1
12
VOL2
13
TC2
14
TC1
7
D1
8
D2
9
SEL2
10
SEL1
INPUT
SELECTOR
TREBLE/
BASS
INVERTER
VOLUME
INPUT
GAIN
SURROUND
PC BUS
LOGIC
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