DOWNLOAD Sony HT-DDW685 / STR-K685 Service Manual ↓ Size: 4.23 MB | Pages: 52 in PDF or view online for FREE

Model
HT-DDW685 STR-K685
Pages
52
Size
4.23 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
ht-ddw685-str-k685.pdf
Date
PREV: Sony HT-DDW685 Service Manual

Sony HT-DDW685 / STR-K685 Service Manual ▷ View online

25
25
STR-K685
STR-K685
4-12. SCHEMATIC DIAGRAM  – MAIN BOARD (1/4) –
B
DCAC
BOARD
CN2001
(7pin to 9pin)
(Page 32)
F
DIGITAL
BOARD
(3/5)
CNS501
(Page 20)
G
DIGITAL
BOARD
(5/5)
CNS502
(Page 22)
20
MAIN BOARD
(3/4)
(Page 27)
E
DCAC
BOARD
CN2001
(4pin to 6pin)
(Page 32)
(Page 26)
(Page 27)
(Page 28)
0
0
0
0
0
0
0
0
0
0
-7
0.9
0.9
0
0
4.3
7
0
0
0
-7
7
0
0
0
3.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3.5
7
0
0
0
0
0
0
0
0
0
0
No mark:FM
AUDIO IN
AUDIO IN
AUDIO IN
SAT
TV
SA-CD/CD
IC B/D
R401
R451
R402
R452
Q471
R472
R473
R471
IC502
C594
R593
R594
R591
R595
R596
C592
R597
C593
WOOFER AMP
C590
0.22
C452
C402
C421
C431
C432 C422
C424
C434
C433
C423
C425
C435
C436
C472
C404
C403
C482
C484
R
4
0
7
R
4
0
6
C426
R403
R453
R404
R454
JW301
C446
R416
CNP501
CNP502
CNP733
IC400
C471
TP1
CNP732
J400
J400
1k
1k
2SD2144S
+3.3V REG
-TP-UVW
1k
2.2k
680
10
50V
10
50V
4.7
50V
10
50V
10
50V
4.7
50V
4.7
50V
10
50V
10 50V
4.7
50V
4.7
50V
10
50V
10
50V
0.1
0.001
0.001
0.1
0.1
1
0
0
1
0
0
4.7
50V
4.7
50V
1k
15P
11P
M61542FP
ANALOG SOUND
  PROCESSOR
100
10V
3P
6P
1k
1k
IC NJM4565D
0.33
47k
22k
3.3k
5.6k
5.6k
0.47
220k
0.033
1k
1k
1k
1k
3P
• See page 34 for IC Block Diagram.
26
26
STR-K685
STR-K685
4-13. SCHEMATIC DIAGRAM  – MAIN BOARD (2/4), STANDBY BOARD, AC SELECT BOARD (E51 only) –
C
DIGITAL
BOARD
(4/5)
CNP505
(Page 21)
I
DISPLAY
BOARD
CN104
(Page  30)
(Page  27)
0.3
-37
14
0
0.8
-21.4
7
-14.4
-7
0.6
0
-21.8
STANDBY BOARD
T2AL/250V : E51
T2.5AL/250V : SP,SP6,AR
C813
C811
C824
IC821
D811
IC822
C822
C823
C806
C808
Q801
R804
R803
D801
D802
C807
D805
D807
D804
D806
C801
C802
R806
C821
Q901
R904
R903
D914
D915
C911
C912
C914
D913
D912
D911
D910
No mark:FM
D901
CNP900
RY901
T902
CNP904
R810
C901
C902
R812
R905
R911
R912
R913
C913
JW901
EXCEPT
E51
EXCEPT
E51
JW902
FH902
F901 *1
FH952
C812
C814
CNP906
CNP916
CNP907
CNP801
D821
CNP902
R910
C803
240V
220V
120V
0V
D920
D923
D922
D921
CNP903
G901
C916
Q911
CNP908
C915
47
25V
TA7807S
D5SBA20-4003
TA79007S
-7V REG
+7V REG
0.47
47
25V
47
35V
47
35V
2SB734-T-34
-20V REG
10k
4.7
HZS22-1LTA
HZ5.6BP-TK
47
35V
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
0.22
0.22
22k
0.47
2SC1740S-QRT
RELAY DRIVE
4.7k
47k
1SS133T-72
1SS133T-72
0.22
0.22
C900
0.1
3300
16V
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
10EDB40-TA2B5
ISS133T-72
2P
CNP905
4P
POWER RELAY
2P
0.22
1/2W
0.22
0.22
0.22
1/2W
1
47k
33k
10k
0.47
50V
7P
7P
3P
AK04V1
5P
0.33
3300
16V
POWER
TRANSFORMER
3P
1000
25V
2SC1740S-QRT
AC DET
3P
2200
25V
4700
63V
0.22
POWER
TRANSFORMER
0.22
4700
63V
3P
(CHASSIS)
240V
CN905
   4P
CNP910
   3P
JW914
JW900
JW904
E51
S901
E51
E51
AC IN
1
1
3
4
(Page 25)
Ver. 1.1
27
27
STR-K685
STR-K685
4-14. SCHEMATIC DIAGRAM  – MAIN BOARD (3/4) –
20
MAIN BOARD
(1/4)
(Page 25)
D
DIGITAL
BOARD
(4/5)
CNP506
(Page 21)
0.7
4.1
0.4
-0.6
-37
-36
-1.5
0
-5.5
-36.4
0.2
0
-1.1
-1.1
1.1
0
0
6.3
-37
7
-5.5
-3.6
-5.5
37
0
-1.5
0
-1.1
-37
-1.5
0
-36
0
0
-2
0
1.1
0.4
-0.6
0.4
-1.1
0.4
1.1
-1.1
-1.1
37
0
1.1
-37
6.3
-5.5
1.2
-7
37
1.1
-1
37
-0.2
-0.2
-0.2
-0.2
37
-1
1
37
37
-37
No mark:FM
POWER AMP
-B SWITCH
-B SWITCH
PROTECT DET
Q701,Q702,Q751,Q752
            LIMITER
Q705,Q706,Q755,Q756
CURRENT DETECT
Q703,Q704,Q753,Q754
           BOOSTER
L
SURROUND
SPEAKERS
(IMPEDANCE
USE 6-16      )
SUB WOOFER
R
(IMPEDANCE
USE 10-16      )
R816
D703
Q708
R725
IC850
R853
R854
R852
R857
R815
C816
C815
C851
R724
R855
R479
R702
R752
R753
R703
C757
C707
C704
R701
R751
C703
C753
C756
C706
R704
C702
C752
R754
C701
C751
R700
C754
D448
D449
R449
C716
Q705
R721
R711
C713
R722
R713
C715
D702
Q706
R720
D701
R714
Q703
Q702
Q704
R708
R709
R707
C708
R705
Q701
R710
R706
C711
C712
C714
C766
Q755
R771
R761
C763
R772
R763
Q756
R770
D751
R764
Q753
Q752
Q754
R758
R759
R757
C758
R755
Q751
R760
R756
C761
C762
C700
RY701
JW700
JW751
JW754
JW752
JW753
R762
R712
R766
R765
R729
D729
R740
JW607
TM605
D852
Q851
Q852
R851
R858
330:SP,SP6,
       TH,MX
470:E51,AR
R858
R856
D851
R715
Q707
AF POWER
PROTECT
R719
R717
R718
R716
C729
CNP504
IC701
TP2
1
1SS133T-72
2SC1740S-QRT
RELAY DRIVE
100
NJM4565D
10k
33k
10k
10k
AR,E51
R859
270
1
10
100V
10
100V
0.1
82
220k
2.2k
68k
100
10V
100p
1k
100p
3p
500V
68k
100p
4.7
50V
47k
0.022
2SA1038S
-RSE-TP
10
4.7k
220p
47k
1.5k
10
50V
1SS133T-72
2SA1038S
-RSE-TP
68k
1SS133T-72
15k
MN2488-OPY-MK
2SC3623
-ATP-LK
MP1620
-OPY-MK
100
100
560
47
25V
2.2k
2SA1115TP-EF
0.22
82k
47p
500V
47p
500V
0.01
2.2
100V
50V
RELAY
12V
6.2k
2SC1815
GR-TPE2
DTA124ESA-TP
10k
470k
ISS133T-72
22k
2SC1815 GR-TPE2
22k
15k
22k
3.3k
68k
2.2k
2.7k
100
10V
1k
100p
3p
100p
68k
100p
1SS133T-72
1SS133T-72
1k
0.022
2SA1038S-RSE-TP
10
4.7k
220p
47k
1.5k
2SA1038S
-RSE-TP
68k
1SS133T-72
15k
MN2488-OPY-MK
2SC3623A
TP-LK
MP1620
-OPY-MK
100
100
560
47
25V
2.2k
2SA1115TP-EF
0.22
82k
47p
47p
6.2k
22k
2.2k
47k
1SS133T-72
100k
JW
*
*
0.01
5P
STK350-530T-E
SP,SP6,
TH,MX
(Page  25)
(Page 28)
(Page 26)
Ver. 1.2
28
28
STR-K685
STR-K685
4-15. SCHEMATIC DIAGRAM  – MAIN BOARD (4/4) –
J
HEADPHONE
BOARD
CNP790
(Page 32)
(Page  27)
0.1
0.7
0
3.3
4.1
4.1
-37
-37
-1.1
0
37
0.4
-0.6
0
-1.5
0
-37
0
-1.1
-37
37
0.4
-0.6
0
0
-1.7
0.7
0.1
0
-37.4
0
0
-1.1
-1.1
-1.1
0
0
1.1
1.1
0.4
-1
-1
-1
0
0
1.1
1
0.4
0
-37.6
0
3.3
4.1
4.1
0
-1.1
0
-0.6
0.4
37
0
-1.5
-37
-37
-1.1
0
-0.6
0.4
37
0
0
-1.5
-37
-37
-37
0
0
0
0.4
1.1
1.1
-1
-1
0
-1
0
0.4
1.1
1.1
-1
-1
-1
0
37
1
-1
37
-0.2
-0.2
-0.2
-0.2
37
-1
1
37
37
-37
37
1.1
-1
37
-0.2
-0.2
-0.2
-0.2
37
-1
1
37
37
-37
No mark:FM
POWER AMP
POWER AMP
AF POWER
PROTECT
Q881,Q883
PROTECT SWITCH
Q503,Q504,Q553,Q554,
Q603,Q604,Q653,Q654
BOOSTER
Q505,Q506,Q555,Q556,
Q605,Q606,Q655,Q656
CURRENT DETECT
Q501,Q502,Q551,Q552,
Q601,Q602,Q651,Q652
LIMITER
FRONT
SPEAKERS
IMPEDANCE
USE 6-16
CENTER
R793
C551
C502
C552
R501
R551
C507
C557
R504
R554
C601
C602
C607
R601
R604
C651
C652
R651
R654
C657
R507
R508
R509
R511
R513
R514
R517
R518
R519
R520
R522
C513
C514
C516
R558
R559
R570
R561
C563
R563
R564
R569
R568
C565
R567
C564
R557
R572
R571
C566
R607
R609
C613
R613
R614
R619
R618
C615
C614
R617
R622
C616
R620
R669
R668
C664
R667
C665
R672
R671
C666
R664
R670
R663
C663
R661
R658
R659
R657
R624
C882
R882
R883
R884
R885
C506
C606
R516
R566
R616
R666
RY502
C662
C661
C612
C611
C562
C561
C512
C511
RY601
R512
R562
R612
R662
R515
R565
R615
R665
R510
R610
R660
R531
R532
R791
C501
C515
R625
C554
C654
RY551
C504
R560
R574
R500
R600
D884
D529
D549
C529
C549
R653
R603
C603
C604
C653
IC601
JW600
R553
R503
JW500
C503
C553
IC501
TM602
TM602
D791
CN701
Q509
D881
R840
R844
R843
R549
R550
R529
R539
Q653
Q651
Q652
Q655
D651
D652
Q657
Q654
Q656
Q606
Q602
Q605
D601
D602
Q607
Q557
D552
D551
Q555
Q553
Q551
Q552
Q556
Q506
Q502
Q501
Q503
Q505
D501
D502
Q507
D553
Q608
Q881
C881
Q882
Q883
D882
D883
D603
D841
C842
C658
C608
C558
C508
C600
R602
C656
R652
C500
R502
R552
C556
R655
R656
R605
R606
Q601
R608
Q604
R621
Q603
R611
R555
R556
Q554
R505
R506
Q504
R521
82
4.7
50V
100p
100p
1k
1k
100
10V
100
10V
68k
68k
4.7
50V
100p
100
10V
1k
68k
4.7
50V
100p
1k
68k
100
10V
560
100
100
4.7k
1.5k
15k
15k
22k
22k
68k
47k
220p
0.01
0.022
100
100
68k
4.7k
220p
1.5k
15k
22k
22k
10
50V
15k
0.01
560
47k
10
0.022
560
100
220p
1.5k
15k
22k
22k
10
50V
0.01
15k
47k
0.022
68k
22k
22k
0.01
15k
10
50V
47k
10
0.022
15k
68k
1.5k
220p
4.7k
100
100
560
82
10
50V
10k
6.8k
39k
1k
3p 500V
3p
500V
3.3k
3.3k
3.3k
3.3k
47p
500V
47p
500V
47p
500V
47p
500V
47p
500V
47p
500V
47p
500V
47p
500V
6.2k
6.2k
6.2k
6.2k
22k
22k
22k
22k
680 1W
680 1W
0.22
0.22
0.22
RELAY
12V
RELAY
12V
2.2k
4.7
50V
10
50V
2.2k
100p
500V
100p
500V
RELAY
12V
100p
500V
0.22
82
47k
47k
1SS133T-77
100p
50V
100p
500V
100p
50V
100p
50V
100p
50V
1SS133T-72
4P
2SC1740S-QRT
1SS133T-72
MN2488
-OPY-MK
2SA1115TP-EF
2SC3623
ATP-LK
2SA1038S
-RSE-TP
1SS133T-72
1SS133T-72
2SC1815 GR-TPE2
MP1620
-OPY-MK
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SC3623
ATP-LK
2SA1038S
-RSE-TP
1SS133T-72
1SS133T-72
2SC1815 GR-TPE2
2SC1815 GR-TPE2
1SS133T-72
1SS133T-72
2SA1038S
-RSE-TP
MN2488-OPY-MK
2SA1115TP-EF
2SC3623
ATP-LK
2SA1038S
-RSE-TP
2SA1038S
-RSE-TP
2SC3623
ATP-LK
2SA1115TP-EF
MN2488-OPY-MK
2SA1038S
-RSE-TP
1SS133T-72
1SS133T-72
2SC1815 GR-TPE2
1SS133T-72
2SC1740S-QRT
2SA1038S
-RSE-TP
2SC1740S-QRT
2SC1841
TP-PAFAEA
1SS133T-72
1SS133T-72
1SS133T-72
47
25V
47
25V
47
25V
47
25V
2.2
100V
68k
3p 500V
68k
2.2
100V
68k
68k
3p 500V
2.2k
82k
2.2k
82k
2SA1115TP-EF
100
MP1620
-OPY-MK
10
MN2488
-OPY-MK
4.7k
2.2k
82k
MP1620
-OPY-MK
2.2k
82k
MP1620
-OPY-MK
10
1SS133T-72
1SS133T-72
0.01
0.01
2.7k
2.7k
STK350-530T-E
2.7k
2.7k
STK350-530T-E
6.8k
22k
22k
47k
100k
47k
100k
10V
MTZJ-T-72-5.6C
47
25V
AF POWER
PROTECT
AF POWER
PROTECT
AF POWER
PROTECT
RELAY DRIVE
RELAY DRIVE
VACS
CONTOROL
(Page  25)
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