Sony XVM-B62 Service Manual ▷ View online
XVM-B62
17
17
XVM-B62
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
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. (p: pF)
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in Ω and
1
/
4
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
f
: internal component.
• C : panel designation.
• A : B+ Line.
• B : B– Line.
• H : adjustment for repair.
• Power voltage is dc 14.4 V from ACC of connection cord
• B : B– Line.
• H : adjustment for repair.
• Power voltage is dc 14.4 V from ACC of connection cord
and fed with regulated dc power supply.
• Voltage and waveforms are measured at input the color
bar signal from the CVBS1 (VIDEO 1) of connection cord.
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
g : VIDEO
for printed wiring boards:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B)
Pattern face side: Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Side A)
parts face are indicated.
• Waveforms (MAIN Board)
3.3 Vp-p
2 Vp-p
3.2 Vp-p
1 Vp-p
H
2H
0.2 Vp-p
H
2 Vp-p
2H
0.8 Vp-p
H
1
IC401 r; (X2)
1 V/div, 0.1
µ
sec/div
4.19 MHz
2
IC401 rd (VSYNC)
1 V/div, 2 msec/div
7
IC501 wk (VCOMOUT)
1 V/div, 50
µ
sec/div
8
IC501 ef (CSYNCOUT)
1 V/div, 20
µ
sec/div
3
IC102 7 (VO)
0.5 V/div, 10
µ
sec/div
4
IC501 ql (B-OUT)
1 V/div, 20
µ
sec/div
9
IC501 eh (POL)
1 V/div, 50
µ
sec/div
0
IC501 rh (CSYNCIN)
0.5 V/div, 10
µ
sec/div
5
IC501 wa (G-OUT)
1 V/div, 20
µ
sec/div
qa
IC501 ts (YIN)
0.5 V/div, 10
µ
sec/div
qd
IC501 yd (VXO-NTSC)
0.2 V/div, 200 nsec/div
qf
IC801 2 (IVIY)
1 V/div, 2 msec/div
ql
IC801 r; (OSTV2)
1 V/div, 2 msec/div
w;
IC801 rs (OCPV)
1 V/div, 20 nsec/div
qg
IC801 4 (ICSY)
1 V/div, 20
µ
sec/div
qh
IC801 0 (OPOLS)
1 V/div, 50
µ
sec/div
wa
IC701 7 (OUT1)
5 V/div, 2
µ
sec/div
ws
Q652 E
2 V/div, 50
µ
sec/div
qj
IC801 qf (IOHSY)
1 V/div, 20
µ
sec/div
7 Vp-p
4.1
µ
sec
7 Vp-p
3.3 Vp-p
3.3 Vp-p
2H
2H
2H
3.58 MHz
3.2 Vp-p
H
3.2 Vp-p
H
6
IC501 wh (R-OUT)
1 V/div, 20
µ
sec/div
qs
IC501 tj (CIN)
0.5 V/div, 10
µ
sec/div
qk
IC801 ek (OOE1)
1 V/div, 20
µ
sec/div
3.3 Vp-p
3.2 Vp-p
H
3.2 Vp-p
V
3.6 Vp-p
14.4 MHz
1 Vp-p
H
1 Vp-p
H
2 Vp-p
2H
2H
3.2 Vp-p
V
3.2 Vp-p
V
Note:
The components identi-
fied by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specified.
The components identi-
fied by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Les composants identifiés par
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
XVM-B62
18
18
XVM-B62
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
R405
R403
R422
R455
R557
R556
R562
C561
C562
R460
R512
R513
R514
R515
R522
R523
R524
C531
L503
C546
L504
R531
C544
D501
R538
Q506
R540
R539
C548
Q507
R541
R570
Q514
C540
R525
R505
Q502
C503
R502
R503
C502
R528
R527
R537
R536
R610
R605
R607
R606
R612
R603
Q601
R602
R601
R611
D601
IC701
C705
R709
C732
R710
C1010
R712
R713
Q656
R716
R717
R718
C709
C703
R706
R707
C702
R705
R708
L701
IC652
R664
C661
R663
R674
R662
C660
R665
R661
C659
R671
R672
Q653
R675
Q655
R673
Q652
R666
R670
Q654
R669
Q651
R677
R676
R518
R517
Q551
R558
C552
L551
R552
IC751
R444
R445
R446
R442
R441
C523
IC804
IC802
R447
R435
R499
R496
R805
C801
R802
C817
C811
FB801
R850
Q801
R828
R843
C808
R837
L802
R836
C806
R834
R835
C814
D803
C813
R868
C815
R869
R874
R873
R872
C819
R875
R876
C818
C820
L804
R867
R866
R865
C812
L803
R511
R510
D706
R720
D707
C524
C516
C517
R508
R509
C518
C519
L502
C101
R437
L653
L801
L654
R428
R551
L401
C401
C402
D408
R423
R906
IC903
C361
R439
R416
D402
C412
D406
C903
R901
R902
R903
R904
C910
C909
C908
C906
C905
D701
D702
L703
C719
C715
L704
C720
C504
D902
D901
R907
R845
R844
D102
D101
C527
S403
S402
S401
FL801
IC801
1
16
17
32
33
48
49
64
R830
R831
R832
R833
C553
C555
C554
Q503
C551
Q501
C912
1
3
2
R561
C565
C714
R704
R703
C701
C708
R715
1
1
8
5
1
1
3
6
4
4
8
16
9
3
4
6
R714
C1009
C816
R870
R519
L552
1
10
20
11
L902
D401
C904
C901
C902
C403
1-869-354-
(11)
11
S404
INPUT/–
MENU
POWER
DIMMER/+
TP807
TP723
TP808
TP707
TP705
TP708
TP710
TP706
TP709
TP702
TP413
TP414
TP415
TP410
TP503
TP502
TP565
TP564
TP720
TP721
TP725
TP654
TP722
TP411
TP412
TP605
TP704
TP606
6-3. PRINTED WIRING BOARD — MAIN SECTION —
: Uses unleaded solder.
D701
B-5
D702
C-5
D706
B-9
D707
B-9
D803
D-10
D901
E-5
D902
E-6
Ref. No.
Location
D101
G-6
D102
G-6
D401
F-4
D402
G-5
D406
G-5
D408
H-10
D501
E-8
D601
H-4
• Semiconductor Location
Ref. No.
Location
IC652
D-8
IC701
B-5
IC751
G-11
IC801
B-11
IC802
C-8
IC804
E-8
IC903
H-9
Ref. No.
Location
Ref. No.
Location
Q501
F-7
Q502
F-8
Q503
G-10
Q506
F-7
Q507
E-7
Q514
D-7
Q551
G-11
Q601
G-3
Q651
D-9
Q652
D-7
Q653
D-8
Q654
C-7
Q655
C-7
Q656
C-4
Q801
B-10
Ref. No.
Location
XVM-B62
19
19
XVM-B62
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
CN601
IC601
L705
L706
R466
R448
C413
R424
IC403
R479
R480
R494
R412
C406
R413
C405
R414
R415
X401
R410
R401
R417
R497
R498
IC402
R411
Q403
C409
R434
R433
Q402
R432
D405
C411
D404
C410
C414
D407
R438
R470
R420
C404
C534
C535
C532
C533
C536
C537
R532
C545
R533
C566
R534
Q513
IC503
C556
C543
C619
R620
R619
C620
R616
C603
R615
C618
R618
R617
C617
C604
C610
R614
C605
R613
C609
C607
C601
C608
F601
C725
C724
C726
C727
L711
L710
L708
D703
D704
D705
C716
C717
C718
L707
C722
C723
RV701
RV702
R711 R702
R701
Q702
C713
L702
F701
C710
RV652
C657
C658
CN701
26
1
IC102
C515
C514
R812
R811
R823
R824
R825
R826
C835
R809
R808
R807
R804
R827
FB802
R803
C802
D801
R856
R848
R847
R855
RV802
Q414
D403
Q415 Q416
R408
R406
R407
C505
C506
R506
L505
R507
C512
C501
C521
L101
C105
C110
R102
R103
R409
R565
R564
R563
C803
C804
C809
L901
C911
R905
R436
C107
C106
IC901
C602
L601
C730
R504
R430
R571
C757
T701
C615
C616
C622
X501
X502
C507
C508
C509
C510
C511
C513
R530
C542
C541
R529
C538
R526
R526
C539
C522
C520
C530
C529
C528
C526
C525
Q505
Q512
R567
R566
R842
R841
R840
R426
R459
R489
R492
R425
R427
R458
C415
R491
R493
R476
R477
R402
R429 R431
R418
IC401
C614
C613
C612
C611
CN404
1
5
10
6
IC501
1
16
17
32
33
48
49
64
11
6
17
32
33
48
49
64
R719
1
5
10
6
12
8
1
6
7
T601
LCD
BACK
LIGHT
(CHASSIS)
CONNECTOR
BOARD
CN1002
A
S408
(TEST)
L709
LCD1
LIQUID CRYSTAL DISPLAY PANEL
R421
1-869-354-
(11)
11
71
1
4
6
5
(Page 22)
D801
B-12
IC102
G-7
IC401
E-12
IC402
F-13
IC403
E-11
IC501
F-10
Ref. No.
Location
D403
C-8
D404
C-12
D405
C-13
D407
H-3
D703
C-6
D704
B-6
D705
B-6
• Semiconductor Location
Ref. No.
Location
IC503
D-8
IC601
G-4
IC901
E-7
Q402
D-13
Q403
D-14
Q414
B-8
Ref. No.
Location
Ref. No.
Location
Q415
C-8
Q416
C-8
Q505
F-8
Q512
E-8
Q513
E-8
Q702
B-5
XVM-B62
20
20
XVM-B62
IC B/D
IC B/D
IC B/D
R506
R507
R522
R523
R524
Q505
R534
R528
R527
R533
R539
R540
Q507
Q506
R538
Q502
Q501
R502
R480
R479
R489
R601
R602
R603
R614
R607
R564
R566
Q512
R562
R491
Q403
R433
Q402
R431
R432
R429
R430
R571
R570
D405
GND1
R530
R565
R492
R493
R494
R496
R497
R498
R901
R403
R428
R441
R442
R444
R445
R446
R447
R510
R458
R459
R401
R455
R409
R476
R529
R563
R413
R617
R618
R611
R436
R437
TP407
TP409
TP501
TP503
TP505
TP506
TP507
TP508
TP509
TP510
TP511
TP564
TP601
TP602
TP603
TP604
TP605
TP607
R410
R418
R470
R420
R421
R460
D402
D406
TP0410
TP0411
TP0412
TP0413
TP0414
TP0901
TP0902
TP404
TP405
CN601
R605
IC901
R435
TP502
TP421
R845
D901
TP606
D101
D102
C503
C504
C538
C539
C540
C541
C542
C505
C506
C516
L505
C507
C508
C509
C510
C511
C521
C522
C523
C501
C110
L101
C101
C105
C405
C409
C905
L901
C413
C552
C554
L551
C526
C525
C524
C531
C548
C566
C545
C543
C551
C811
L504
C537
C536
C535
C534
C533
C532
C609
C604
C602
C614
L601
F601
C620
R620
R619
C403
C912
C911
C361
C910
C106
C107
R515
L503
R511
R466
R405
R424
R448
S408
R477
C414
L401
R402
R499
R906
R423
R905
D408
R907
D401
C412
R416
R439
CN404
C903
C902
D902
C904
C906
C908
R902
R903
R904
C909
TP401
C401
C402
R411
R412
R417
R415
R434
C411
C410
D404
C406
C415
R509
R525
C561
R561
C565
C757
R557
R517
R519
R518
C553
L552
TP566
TP565
R558
C527
C555
TP567
R556
R414
X401
R422
TP561
TP562
TP563
R425
R427
R426
C562
R552
R551
R508
L502
C517
C512
C513
C514
C515
C901
R103
R612
R606
R610
R615
C611
C613
C612
C603
C617
R616
C615
C616
C622
C619
C618
R505
D501
R537
R536
R532
C544
R526
C528
C529
C530
R512
R513
R514
C520
C519
C518
R504
R503
C546
C556
C817
R541
IC501
R567
R531
IC601
C601
C608
T601
TP420
C404
R438
S404
S403
S402
S401
R102
IC751
Q551
TP416
TP417
TP418
TP419
TP0415
Q601
X501
X502
C502
IC403
IC401
IC402
D407
IC903
L902
IC102
D601
Q503
Q513
Q514
IC503
IC804
R613
C610
C605
C607
6-4. SCHEMATIC DIAGRAM — MAIN SECTION (1/2) —
• Refer to page 17 for Waveforms and page 23 for IC Block Diagrams and page 25 for IC Pin Description.
(Page 22)
(Page 21)
(Page 21)
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