Sony MHC-RV990D Service Manual ▷ View online
49
HCD-RV990D
8-6. DIAGRAMA ESQUEMÁTICO — MECANISMO DO DVD SEÇÃO (1/2) —
• Formas de Ondas
– Placa RF –
1
2
IC001
1
(DVDRFP)
800mVp-p
3
4
IC001
el
(TE)
IC001
r;
(FE)
0.3Vp-p
1.3Vp-p
IC001
tj
(RFAC)
0.5Vp-p
200mV/DIV, 100ns/DIV
500mV/DIV, 1ms/DIV
100mV/DIV, 1ms/DIV
500mV/DIV, 100ns/DIV
(Pag. 55)
IC B/D
JL005
C011
R033
C036
R034
C039
C038
C037
C040
R021
JL007
C003
R010
R008
R007
IOP1
L002
C004
D002
R006
C001
C010
R004
R003
IOP2
L001
C002
D001
R022
R025
R023
C016
C015
C014
R014
R013
R012
R011
R018
R017
R016
R015
C042
C020
C021
C022
C023
R024
C027
C028
C029
C018
C017
C019
C024
C031
C033 C012
C005
R032
JL003
JL006
R029
R028
R027
JL002
JL001
C032
C034
C049
C009
C035
CN003
CN001
CN002
C025
C006
C013
R005
R009
R035
R019
R020
C041
Q001
Q002
C008
R041
JL004
C030
C026
R001
(DBU-1)
R026
IC001
50
HCD-RV990D
8-7. PLACAS DE CIRCUITO IMPRESSO — MECANISMO DO DVD SEÇÃO (2/2) —
: Uses unleaded solder.
Ref. No.
Location
D701
D-6
D711
D-7
IC701
F-6
IC712
F-7
IC731
D-11
Q731
B-8
• Localização do
Semicondutor
(Pag. 62)
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
15
OPEN/CLOSE
DETECT
DISC TRAY
ADDRESS
DETECT
CLOSE OPEN
CN751
S751
IC731
CN731
CN741
M741
CN742
C715
C731
C735
C736
R701
R711
R731
R721
R722
R723
R735
R732
R733
R734
D701
D711
Q731
C751
IC712
IC701
CN704
C737
R713
R712
C741
R702
JW702
JW703
JW704
JW705
JW706
JW707
JW708
JW711
CN703
CN702
CN705
R751
C752
CN701
JW712
JW701
JW709
JW710
JW713
JW714
RE701
CN721
M751
E3
E2
E1
E2
E1
51
HCD-RV990D
8-8. DIAGRAMA ESQUEMÁTICO — MECANISMO DO DVD SEÇÃO (2/2) —
(Pag. 65)
IC B/D
IC B/D
C741
R702
R701
C751
C715
R713
R712
R711
CN721
R722
R721
R723
C736
C735
C737
R731
C731
R733
R735
CN704
CN703
CN742
CN702
CN741
IC731
CN751
CN705
C752
R751
CN701
CN731
Q731
M751
M741
S751
IC701
IC712
R734
R732
CN751
RE701
D701
D711
52
HCD-RV990D
8-9. PLACA DE CIRCUITO IMPRESSO — SEÇÃO DMB03 —
: Uses unleaded solder.
(Pag. 67)
(Pag. 62)
(Pag. 67) (Pag. 48)
(Pag.
62)
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
R1801
RB202
RB203
RB204
R1301
R1303
R314
C325
C321
FL303
C306
C305
C304
C304
C303
C302
R1302
FL302
IC302
D1302
D1301
D1802
D1801
D1304
D1303
D1306
D1305
R964
R1803
D1806
D1805
L406
L405
L404
L403
L402
R805
R1304
D1308
D1307
JW801
JW806
JW805
JW802
JW804
JW803
R759
R758
R757
R756
R748
R747
R719
R718
R717
R716
R715
R714
R713
JW601
JW602
R712
R711
JW604
R710
R709
R708
R707
R250
R215
IC906
IC904
IC902
IC701
IC216
FL701
FL204
R781
R780
R927
R931
C917
C916
C915
C914
C907
C533
C774
C773
C771
C556
C561
C588
X902
C716
C715
C711
C708
C706
C702
C701
C259
C258
R762
R763
R765
R9993
R916
R277
R276
R275
R274
R273
R269
R917
R15
R268
R505
R267
R266
R265
R264
R263
R14
R254
R13
RB20
R571
RB19
RB18
R234
R231
R230
R213
R552
R548
IC207
D202
CN202
CN105
FL702
CN901
R975
C780
C779
R767
R919
R921
R923
C101
C151
JW392
C924
R9994
Q903
C315
C261
C253
C252
C925
C394
C393
C392
C248
R940
R942
JW606
R943
JW605
JW603
C246
FL703
FL333
FL332
C245
C242
C241
CN107
R970
C214
RB16
RB12
RB17
RB13
CN102
R536
R538
R539
R540
R544
R545
R550
R551
R558
R559
R560
R561
R562
R563
R564
R565
R566
R567
R568
R572
R574
R575
R576
R577
R578
R583
R584
R588
R593
R599
R511
R510
R507
R506
R504
R694
R698
R501
R769
IC901
IC509
IC503
FL502
FL501
D901
CN501
R947
R948
R949
R949
R958
R962
C717
C927
C926
C905
C904
C903
C901
C592
C590
C573
C570
C569
C568
C567
C565
C563
C560
C559
C558
C553
C551
C548
C545
C544
C543
C535
C534
C531
C528
C526
C522
C518
C517
R905
R906
R907
R910
C502
R971
FL206
R973
R976
R799
R978
X901
C215
C213
C343
C345
C346
R997
R995
R994
R992
R991
R988
R984
C547
R218
R217
R221
R222
R601
C552
R751
C239
C227
R523
C1304
C1302
IC211
C781
CN101
Q904
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