Sony STR-DE185 Service Manual
STR-DE185
SERVICE MANUAL
Ver 1.1 2003. 11
SUPPLEMENT-1
File this supplement with the service manual.
Subject : Change of Main Board and IC601
When performing service and inspection, check the suffix of the part number of
the main board.
US Model
AEP Model
UK Model
(SPM-03110)
• DISCRIMINATION
– MAIN BOARD (COMPONENT SIDE) –
MAIN Board Part No.
Former : 1-683-814-11
New : 1-686-993-11
9-873-586-81
1
STR-DE185
TABLE OF CONTENTS
1. Printed Wiring Board –Main Section– ................................... 3
2. Schematic Diagram –Main Section (1/2)– .............................. 4
3. Schematic Diagram –Main Section (2/2)– .............................. 5
4. Electrical Parts List.................................................................. 6
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
for schematic diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and 1/
specified.
f
•
• 2 : nonflammable resistor.
• 1 : fusible resistor.
• C : panel designation.
Note: The components identified by mark 0 or dotted line
• A : B+ Line.
• B : B– Line.
•Voltage and waveforms are dc with respect to ground
•Voltages are taken with a VOM (Input impedance 10 MΩ).
•Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Signal path.
: internal component.
with mark 0 are critical for safety.
Replace only with part number specified.
under no-signal (detuned) conditions.
no mark : FM
Voltage variations may be noted due to normal production tolerances.
Voltage variations may be noted due to normal production tolerances.
F : FM/AM
L : MD/TAPE
g : VIDEO 1
J : CD
c : VIDEO 2
4
W or less unless otherwise
for printed wiring boards:
• X : parts extracted from the component side.
f
•
• : Pattern from the side which enables seeing.
•( ): Refer to page of Supplement-1.
•(()): Refer to page of Service Manual.
: internal component.
2
1. PRINTED WIRING BOARD — MAIN SECTION — • Refer to page 2 for Common Note on Printed Wiring Boards.
1234567891011121314
STR-DE185
J801
J802
TM801
A
C791
CNP901
CNP906
CNP905
R915
C917
B901
R903
((Page 15))
D911
D909
D910
D908
C916
EP901
IC903
B
R451
C452
CC451
C402
R452
R481
CN3
TM301
C
D
JW435
JW441
JW436
JW442
JW437
JW443
C931
JW438
R920
R601
E
R922
R921
JW454
JW434
CN4
R924
R925
IC904
C927
F
C926
JW452
R919
R401
R482
C470
JW422
R402
R475
R425
C484
CC401
C454
R463
R466
R454
R426
C472
R453
R476
C476
R465
C464
C465
C607
C404
C490
CC453
C422
R404
JW420
R403
R926
C426
C463
CC403
JW440
C483
JW423
C471
R605
R468
R455
CC455
C456 C406
JW410
IC401
C415
C414
R415
C413
C420
R418
C421
R417
C485
JW517
C657
R467
R655
JW446
R456
R416
CC405
IC402
R405
R406
R413
C467
C466
C468
C417
C416
R414
JW424
C469
JW409
JW425
R704
C702
JW400
JW408
JW419
R483
Q703
CC457
JW407
R464
JW406
JW418
C418
C701
R457
C458
JW427
R484
JW502
D914
C424
C419
R485
R458
C408
JW414
JW448
R702
R703
Q702
R408
JW503
JW501
R407
JW405
JW426
JW428
JW429
JW431
JW430
R701
R424
C474
CC407
Q701
R460
C460
JW417
JW415
Q424
JW520
R471
R459
R427
C605
R706
R705
C703
R410
R602
Q474
R472
Q704
CC459
C410
R474
C602
R409
IC404
IC403
JW444
CC409
R462
JW416
R604
JW516
C928
R421
C606
R603
JW451
JW450
R461
CC461
JW504
C475
R789
R681
C604
R708
JW449
R411
C462
R478
R477
R422
R423
R473
C603
CC411
R412
C782
IC601
R929
C412
R428
C929
JW505
JW494
C425
C652
JW453
C930
R930
R788
R652
Q705
C925
R713
C705
C704
C653
C924
C654
Q786
R707
R712
R697
R714
L701
C781
R654
C655
R709
D788
C656
Q785
JW506
Q706
R762
R790
R653
R711
R710
RY783
D783
C755
JW447
RR752
CC753
RR702
R764
R763
Q784
R791
R794
D785
D784
JW461
JW479
JWH2
D701
CC703
JW482
L751
JW484
JW496
D751
JWH3
RY782
JW456
D782
R795
R785
JW514
JW455
JW465
JW466
C752
CC704
JW513
JW472
CC754
JWH1
JW457
JW467
JW459
JW464
JW460
JW463
JW462
R761
R760
JW507
R754
C751
JW481
JW480
JW508
C914
Q753
R759
Q755
JW468
JW469
C915
R756
JW470
R751
R752
R757
Q752
R753
JW509
C754
Q756
JW473
Q751
R755
JW476
JW474
R758
C753
JW510
RR751
CC752
JW475
C919
Q754
CC751
D912
R923
C920
JW511
CC702
D907
R916
CC701
Q783
JW471
RR701
Q782
R901
C913
C912
R783
JW478
C909
R904
Q904
R917
JW445
R782
D904
R911
D787
Q901
R907
R909
C910
D903
D786
R912
R910
C902
R908
JW485
RY981
D981
D905
C908
JW477
R784
D781
RY781
D906
C905
IC901
R913
C901
C906
R905
C903
CNP903
JW488
JW489
Q903
D901
Q902
R906
Q781
D913
JW500
D902
C907
C921
R781
R914
R792
R902
JW486
JW499
C911
IC902
R793
C904
JW487
CNP802
JW490
C922
C918
C923
T902
TP1
JW492
((Page 19))
((Page 15))
JW491
CN5
F901
F902
JW901
JW493
D789
R786
JW495
D982
RY982
TP5
CNP904
R787
JW498
G
((Page 19))
• Semiconductor Location
() : AEP, UK model
33
Ref. No. Location
D701 E-8
D751 E-8
D781 E-11
D782 C-8
D783 C-7
D784 E-7
D785 E-7
D786 F-10
D787 F-10
D788 D-7
D789 E-12
D901 B-11
D902 B-11
D903 B-10
D904 B-10
D905 B-11
Ref. No. Location Ref. No. Location Ref. No. Location
D906 B-11
D907 D-10
D908 E-13
D909 E-13
D910 E-13
D911 E-13
D912 E-10
D913 E-11
D914 D-5
D981 E-10
D982 B-13
IC401 C-4
IC402 E-4
IC403 D-6
IC404 C-6
IC601 E-6
IC901 C-10
IC902 E-11
IC903 B-7
(IC904) E-1
Q424 D-5
Q474 D-6
Q701 F-5
Q702 G-5
Q703 G-5
Q704 G-6
Q705 G-7
Q706 G-7
Q751 G-9
Q752 G-9
Q753 G-9
Q754 G-10
Q755 F-9
Q756 E-9
Q781 E-10
Q782 F-10
Q783 F-10
Q784 D-7
Q785 D-7
Q786 E-7
Q901 B-10
Q902 C-11
Q903 E-11
Q904 E-10
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