Sony HT-DDW3000 / STR-KM3000 Service Manual ▷ View online
STR-KM3000
STR-KM3000
13
13
SYSTEM CONTROLLER
IC1101 (2/3)
10
DA
TA
11
CLK
L CH
R CH
DO
DI
INL1 (TUNER_L)
63
VOL_IC_CLK
25
VOL_IC_DA
TA
24
89
LOUT 76
FM 75
Ω
COAXIAL
91
90
92
90
92
DCAC_IN
38
DC_CONTROL
68
TV IN
ANTENNA
TUNER (FM/AM)
AM
INPUT SELECTOR,
ELECTRICAL VOLUME
IC400
R-CH
FM ANT
GND
AM ANT
GND
CLOCK
CE
DO/SD/ST
TUNER_DATA
TUNER_CLK
SLATCH
TUNER_DATA
TUNER_CLK
SLATCH
INL7
51
SA-CD/CD
IN
L
R
INL9
47
INL11
43
J402
SAT IN
L
R
L
R
R-CH
R-CH
R-CH
INL5
55
SLIN
68
CIN
70
SWIN
71
LIN
72
43
SD
TUNER_SD
• SIGNAL PATH
: TUNER
: AUDIO (ANALOG)
• R-ch is omitted due to same as L-ch.
A_AUDIO
A
FLOUT 14
P_DET
C
SL
L, C, SW, SL
C
L
SW
B
+VOUT1 2
NF1 5
-VOUT1 3
LIMITER
Q701, 702
BOOSTER
Q703
BOOSTER
Q704
CURRENT
DETECT
Q711, 712
IN1
6
POWER AMP
IC701
AF POWER
PROTECT
Q720
RELAY DRIVE
Q375
RELAY DRIVE
Q365
RELAY DRIVE
Q355
PROTECT
OR
61
67
VACS CTRL
45
PROTECT
SWITCH
Q320, 321, 325
SLOUT 18
+VOUT1 2
NF1 5
-VOUT1 3
LIMITER
Q801, 802
BOOSTER
Q803
BOOSTER
Q804
CURRENT
DETECT
Q811, 812
IN1
6
POWER AMP
IC801
+VOUT1 2
NF1 5
-VOUT1 3
LIMITER
Q601, 602
BOOSTER
Q653
BOOSTER
Q604
IN1
6
AF POWER
PROTECT
Q820
COUT 16
+VOUT2 12
NF2 9
-VOUT2 11
LIMITER
Q651, 652
BOOSTER
Q653
BOOSTER
Q654
CURRENT
DETECT
Q661, 662
IN2
8
POWER AMP
IC601
AF POWER
PROTECT
Q670
CURRENT
DETECT
Q611, 612
15
SWOUT
+
−
+
−
+
−
RY355
RY365
RY375
R-CH
R-CH
+
−
+
−
+
−
+
−
HP_DETECT
HP_R
Y
FRONT
A
C/SW/REAR/SB_R
Y
55 62 66
D1110
D1109
D1107
J790
PHONES
TB602
L
R
FRONT
TB606
L
R
SURROUND
SPEAKERS
CENTER
SUB
WOOFER
VIDEO IN/
PORTABLE AUDIO IN/
AUTO CAL MIC
J2000
R-CH
RELAY DRIVE
Q360
RY360
R-CH
MIC AMP
IC2000
DC CONTROL
Q2001, 2002
: MIC
6-2. BLOCK DIAGRAM - AMP Section -
(Page 12)
(Page 12)
(Page 14)
STR-KM3000
STR-KM3000
14
14
6-3. BLOCK DIAGRAM - POWER SUPPLY Section -
(AC IN)
F901
B+
B-
POWER AMP -45V
FL -20V
TU +9V
DSP +3.3V
DSP +1.2V
A+3.3V
A-7V
A+5V
A+7V
SYS +3.3V
58
POWER_RY
63
FUSE_DETECT
SYSTEM CONTROLLER
IC1101 (3/3)
75 FL_DATA
74 FL_CLK
76 FL LAT
74 FL_CLK
76 FL LAT
FLUORESCENT
INDICATOR TUBE DRIVER
IC100
7
DIN
8
CLK
9
STB
FLUORESCENT
INDICATOR
TUBE
FL101
SEG1 – SEG16,
SEG17
14 – 29, 31
GRID1 – GRID1
1
42 – 32
54 SIRCS
ROTARY
ENCODER
RV101
LEVEL SHIFT
IC101
REMOTE CONTROL
RECEIVER
IC103
INPUT
SELECTOR
I/
S114 – 119
58 POWER KEY
39 A/D1
S103, 104
40 A/D2
32
31 ENC_A
S152
ENC_B
ROTARY
ENCODER
RV102
MASTER
VOLUME
VOLUME
65
64 VOL_ENCODER(B)
VOL_ENCODER(A)
C
48
STOP
P_DET
SUB POWER
TRANSFORMER
T902
RELAY DRIVE
Q901
RECT
D950 – 953
RECT
D910 – 913
RECT
D921
AC OFF DETECT
Q990
RY901
D990, 991
+3.3V
REGULATOR
IC1904
+9V
REGULATOR
IC1902
+5.8V
REGULATOR
IC4100
+7V
REGULATOR
IC350
-20V
REGULATOR
Q930
B- SWITCH
Q500, 501
+5V
REGULATOR
IC1001
+3.3V
REGULATOR
IC1903
+3.3V
REGULATOR
IC1905
+1.2V
REGULATOR
IC1002
MAIN POWER
TRANSFORMER
T901
PROTECT DETECT
IC565
RECT
D4001
-7V
REGULATOR
IC352
F4002
F4001
FL+5V
+5V
REGULATOR
IC1031
RECT
D941, 942
(Page 13)
STR-KM3000
STR-KM3000
15
15
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
• All capacitors are in μF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
Ω and
1
/
4
W or less unless otherwise
specifi ed.
• f :
internal
component.
• 2 : nonfl ammable resistor.
• 5 : fl usible resistor.
• C : panel designation.
• 5 : fl usible resistor.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
• Voltages are taken with a VOM (Input impedance 10 M
• Voltages are taken with a VOM (Input impedance 10 M
Ω).
Voltage variations may be noted due to normal production
tolerances.
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J :
J :
AUDIO
(DIGITAL)
F :
AUDIO
(ANALOG)
f :
TUNER
N :
MIC
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
• f : Internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor.
C
B
These are omitted.
E
Q
C E
B
These are omitted.
• Circuit Boards Location
Note: The components identifi ed by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specifi ed.
DISPLAY board
MAIN board
DIGITAL AB board
TUNER (FM/AM)
DCDC CONVERTER board
STANDBY board
POWER board
DCAC board
HEADPHONE board
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen from
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
STR-KM3000
STR-KM3000
16
16
20
21
41
60
40
61
80
1
E
E
E
D940
R401
D941
R402
D942
R403
D943
JR454
JR404
R600
JR631
Q661
Q662
R602
JR601
D375
D761
Q861
R801
Q862
R802
JR801
R803
Q670
R804
R806
R807
R808
D770
Q870
D775
R811
R814
R815
R816
R430
R431
R820
R821
R822
R823
R824
R824
R830
R449
R450
R451
R452
R453
C802 C804
R651 R652
R653
R654
R656
R657
R658
C811
R851
R852
R853
C430
R854
C431
R661
R856
R857
R664
R858
R665
R666
C820
R861
R670
R864
R671
R865
R672
R866
R673
R674
R675
C676
C449
R870
R871
R872
R873
C450
R680
R874
R880
C652
R677
Q501
C852
C854
C661
Q320
JR605
C861
Q321
JR606
JR607
C670
Q325
C675
Q711
Q712
C870
D811
C489
Q720
D820
C499
JR434
JR455
JR421
R423
JR424
JR405
JR435
R424
R422
R425
R632
R421
Q360
Q355
Q360
R501
R502
R503
R504
R505
R506
R507
D661
Q375
Q761
R701
JR701
Q762
R702
R703
R704
R706
R707
JR320
R708
D861
D670
R325
R630
R326
R327
Q770
R328
D675
R711
R714
R715
R716
D870
R335
R336
R337
R720
R721
R722
R723
R724
R725
R726
CL001
CL003
R730
C500
R368
R930
R931
R355
C702
R358
C704
R360
R363
C711
R751
R752
R753
R754
R756
R757
R758
C720
R375
R378
R761
C725
R764
R765
R766
R770
R771R772
R773
R774
C350
R775
R776
C352
C933
R780
C940
C941
C752
C754
D500
D501
E
E
C761
D320
JR702
D325
D326
D327
C770
JR321
D711
JR322
C775
Q811
Q812
D335
D720
D620
D611
Q820
D725
JR3001
JR3002
D365
D632
D631
D631
D352
D930
D355
D931
D360
5
8
1
4
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
B
2
1
3
1
6
E
B
2
14
1
15
2
14
1
15
1
13
1
15
E
B
1
5
3
E
B
15
3
2
14
1
15
1
3
E
B
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
B
E
C
2
1
3
3
1
1
3
1
3
1
7
E
B
E
B
E
B
E
B
E
B
E
B
E
B
Q654
JW758
CNP912
JW760
Q851
JW761
Q852
JW762
Q853
Q854
HS350
IC350
IC352
JW766
JW767
JW768
JW769
CNP922
JW770
JW771
JW772
JW773
JW776
JW777
R809
JW779
CNP930
R810
JW781
R812
JW782
R365
R813
JW783
JS710
JS711
JW785
JS712
JW789
CNP940
JW790
JS335
JW791
JS336
JS337
JS338
JW794
JS339
JW795
JW798
R829
JW799
JS920
JS922
JWH
1
JWH2
JWH3
JWH4
JWH5
JWH7
JWH9
C803
JS930
C805
C807
C808
C809
R659
R660
R662
R663
JS3001
R859
JS3002
C821
R860
R862
R863
C829
R679
R487
JS578
R488
JS398
JS391
JS390
JS397
R879
JS3022
JS392
JS393
JS394
C660
C610
C612
C762
C760
C710
C712
C862
C860
C810
C812
C653
C603
JW600
C655
C605
JW601
C662
JW602
C657
JW603
C658
JW604
Q500
C659
JW605
JW606
JW607
JW608
JW609
JS3037
C853
JW800
C855
JW801
JW802
C857
JW803
C858
JW610
JW804
C859
Q701
JW611
Q702
JW612
Q703
JW613
JW807
Q704
JW614
JW615
JW616
JW617
JW618
JW619
C671
JW813
JW620
JW814
JW621
JW815
JW622
JW816
JW623
JW817
C679
C422
C425
C421
C424
JW819
JW626
C487
JW627
C488
C871
JW629
IC601
TB606
TB602
JW630
C879
JW631
JW825
JW632
JW826
JW633
JW827
JW634
JW635
JW829
JW636
JW637
IC801
JW638
JW639
JW830
JW831
JW832
JW833
JW640
JW834
JW641
JW835
JW642
JW836
JW643
JW837
JW644
CNP410
JW838
JW645
CNP411
JW839
JW646
JW647
JW648
Q930
JW840
JW841
JW842
JW843
JW650
JW651
JW845
JW652
JW846
JW653
JW655
JW656
JW657
JW658
JW659
JW852
JW660
Q751
E
B
Q601
JW661
JW855
Q752
E
B
Q602
Q753
Q754
B
E
C
Q603
B
E
C
Q604
JW664
JW859
JW665
JS612
JS608
JW667
JS400
JS401
JS402
JW860
JW861
JW862
JW863
JS408
JW864
JW670
JS409
JW671
JW866
JW672
JW867
JW868
R510
R511
JW675
JW676
JW677
JS410
JS411
R709
JW679
JWH10
JW870
JWH11
JW871
JWH12
JW872
R710
JW681
R712
R713
JW684
JS611
JW685
JW686
JW687
JW688
JW689
JS810
JW690
JW691
JW692
JW693
JW694
JW695
JW696
R628
R629
R729
JW699
JS432
L628
R545
R366
R546
R369
R356
R932
C703
R357
C705
C707
C320
C607
C708
C709
R361
C325
R362
C904
R940
JS458
JS459
JS460
JS461
R759
C335
C721
R376
R377
R760
R610
R762
R609
R611
C611
R612
R763
Q611
Q612
R614
R615
R616
R607
R606
R608
E
E
R613
C729
C629
JS470
C920
CN94
1
JS471
C921
JS472
JS399
JS554
JS555
JS355
C924
JS473
C925
C351
C545
C546
C353
C930
R779
C931
R392
C932
R393
C753
JW700
C755
C757
C758
JW704
C759
C608
C609
JW705
JW706
JS606
JS600
JS604
JW707
JW708
JW321
JW709
JW322
JW323
JW324
JW325
JW326
JW327
JW328
JW710
JW329
Q801
Q802
JW712
Q803
JW713
Q804
JW714
JW715
JS605
JW716
JW717
JW330
JW718
JW331
JW332
C771
CN792
JW720
JW721
RY365
C779
RY355
IC701
W001
W002
JW731
RY360
CNP500
JW737
JW738
D921
JW739
JW740
JW741
JW743
JW745
JW746
JW747
JW748
RY375
JW749
JW750
JW751
JW752
JW753
JW754
Q651
JW755
Q652
JW756
Q653
J402
IC565
IC400
3
1
CNP430
CN350
MAIN BOARD
1-875-588-
DCAC
BOARD
CN2001
CN2001
B
A
DIGITAL
AB
BOARD
CNS502
DIGITAL
AB
BOARD
CNS501
G
MAIN POWER
TRANSFORMER
T901
MAIN POWER
TRANSFORMER
T901
I
DIGITAL
AB
BOARD
CNP505
H
STANDBY BOARD
CN912
D
HEADPHONE
BOARD
CNP790
J
DISPLAY
BOARD
CN104
K
E
DIGITAL AB
BOARD
CNP506
F
L
R
TV
IN
L
R
SA-CD/
CD
IN
L
R
SAT
IN
CENTER
SURROUND
R
L
SUB
WOOFER
FRONT
SPEAKERS
L
R
RY355, 360
RY365, 375
RY365, 375
-1 -2
12
(12)
(CHASSIS)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C
DCAC
BOARD
CN2001
CN2001
6-4. PRINTED WIRING BOARD - MAIN Board -
•
: Uses unleaded solder.
• See page 15 for Circuit Boards Location.
(Page 25)
(Page 21)
(Page 21)
(Page 28)
(Page 28)
(Page 26)
(Page 21)
(Page 28)
(Page 25)
Ref. No. Location
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location
D320
F-8
D325
F-8
D326
E-8
D327
E-8
D335
E-2
D352
C-6
D355
B-9
D360
C-8
D365
C-10
D375
F-13
D500
D-9
D501
D-9
D611
F-7
D620
F-8
D631
C-5
D632
C-5
D661
F-4
D670
F-4
D675
F-4
D711
F-9
D720
F-9
D725
F-9
D761
F-6
D770
F-6
D775
F-6
D811
F-12
D820
F-13
D861
F-11
D870
F-11
D921
C-12
D930
C-14
D931
D-13
D940
D-14
D941
D-14
D942
D-13
D943
D-14
IC350
C-6
IC352
C-6
IC400
C-3
IC565
D-9
IC601
E-4
IC701
D-6
IC801
D-7
Q320
E-8
Q321
F-7
Q325
E-8
Q355
B-9
Q360
C-8
Q365
C-10
Q375
F-13
Q500
E-9
Q501
D-9
Q601
G-7
Q602
G-8
Q603
G-7
Q604
G-8
Q611
F-8
Q612
F-7
Q651
G-4
Q652
G-4
Q653
G-4
Q654
G-5
Q661
F-5
Q662
F-4
Q670
F-4
Q701
G-9
Q702
G-9
Q703
G-9
Q704
G-10
Q711
F-10
Q712
F-9
Q720
F-9
Q751
G-6
Q752
G-6
Q753
G-5
Q754
G-6
Q761
F-6
Q762
F-6
Q770
F-6
Q801
G-13
Q802
G-13
Q803
G-12
Q804
G-13
Q811
G-13
Q812
G-13
Q820
F-12
Q851
G-11
Q852
G-11
Q853
G-11
Q854
G-11
Q861
F-11
Q862
F-11
Q870
F-10
Q930
D-13
(Page 25)
(Page 21)
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