ViewSonic G90FB-2 Service Manual Page 51

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10-3. OUTPUT
R470
NC
R731
NC
150K
R476
R719
9K1
R494
JUMPER
R465
NC
P2
C457
180/50V
R406
100
2N2 500V
C430
R711
470K 1/2W
SG408
62A10-16-W
+80V
H-FLY
CS2
R483
NC
HZ15-2-E
VR701
20K
R706
22K
R425
10 1/4W
R430
NC
Q729
BC547B
H/V
adjust
C408
NC
C407
3N3 100V
HDRV
R442
6K8
R448
6K8
820n 100V
C439
R728
47K 1/8W
0.18uF 400V
C426
C720
680P/1KV
Q712
NC
+
C745
10u
NC
D452
IC403
R701
430K 1/2W
Q751
BC847C
IC601
TDA8172
2
6
3
7
1
4
5
Vs
Vb
FB
+I/P
-I/P
-12V
+O/P
150K 1/4W
R479
H-FLY
BOP
R477
68K 1/4W
R426
2K 3W
R710
47 1/4W
+12V
T401
79C167-114-HC
3 1
4 2
D405
SB240
D424
31DF6
D421
MLL4148
R704
120 1/10W
C705
4n7 50V
56C550-500
R749
10K 1/8W
150K 1/4W
R478
R437
6K8
1u 100V
C436
D704
RGP10J
R736
22K
Q706
MPSA44
HI
C488
120PF
Q407
B547B
R467
8K2 1/10W
R604
220 1/4W
VER-
47n 630V
C721
D410
EGP20G
+
C743
2.2UF/25V
R441
NC
BDRV
D487
1N4148
C604
33n 100V
CS3
R434
10K
Q711
NC
SLA5094
47n 630V
C712
C460
2n2/50V
R486
470R
R402
10
R720
100 1/4W
L404
NC
R469
47K 1/8W
T402
79C995-1-B
1
F1
7
F2
EHT
14
5
2
3
6
13
8
9
DAF(11)
G2
12
Q404
NC
FB401
JUMPER
Rotation
Q473
PH2369
10n/250V
C451
R715
330K 1/4W
V-DY
R702
4M7 1/2W
R613
2K2
R427
82K 2W
Q441
NC
Q731
BC847C
+
C434
4.7UF
H-FLY
HI
+
C714
4u7/100V
R474
4K7 1/8W
R742
470 1/8W
R451
33R 2W
VER+
6.1V
BAV21
D451
+
C742
100u/100V
R708
6.2K
+
C454
NC
CS1
C410
0.1uF 100V
C438
4000P 2KV
R722
4K7 1/4W
80V
R468
150R 1W
Q424
IRF640A
R455
15R 2W
D706
1N4148
R403
10
+
C402
1UF 250V
R458
330K 1/4W
R491
1M 1/4W
R748
100 1/10W
D407
MLL4148
R487
10R 1/4W
220K 1/2W
R459
C746
100P
-12V
R710
91K
C431
10n 100V
R452
NC
FB412
+12V
+
C432
33u/250V
R714
33K 1/10W
R473
4K7
R404
10
R400
39 1W
D408
FMQ-G2FS
C452
0.1uF 100V
BEAD
Q427
BC517
D714
1N4148
+190V
HI
R482
33K
+
C421
4.7uF
Q403
2SC5905
C401
1uF 160V
R605
2K2
R449
NC
1uF 250V
C427
D740
RGP10D
109.14V
HI
0.18uF 250V
C423
R741
1 1/2W
+
C455
100u/16V
R756
560 1/2W
C415
330n/250V
R601
10
P2
R602
2.2 1/2W
L402
20mH
L406
1mH
+
C609
47UF/35V
CS4
R454
NC
Q421
90NK70
D403
RGP10G
R443
33K
IN4148
D409
12V
D481
RGP10J
150K 1/4W
R488
R466
NC
R460
100 1/2W
H-DC SHIFT
ABL
P403
1
2
3
R457
1R 1/2W
D701
MLL4148
T404
79C167-504-L/N
41
6
2
3
5
Q423
B547B
R732
75K 1/2W
R713
1K5
D713
1N4148
R718
220K 1/8W
ZD712
JUMPER
57C706-508
R444
6K8
 
Q708
BC547B
C413
220P 2KV
H-LIN
56C379-16
R438
4K7
R429
2.2K 3W
Q405
NC
+
C453
NC
+
C605
470UF/16V
R433
470 1/4W
ZD402
HZ15-2-E
t
NR601
45 NTCR
C729
4n7/50V
R435
270 1/2W
+
C715
0.47uF 63V
D601
1N4004
D715
1N4148
R729
47K 1/10W
R725
NC
+6.3V
R606
1.8
1/2W
R422
4K7 1/8W
-120V
IC405
UC3843
1
2
3
4 5
6
7
8
COMP
VFB
SENSE
RT/CT GND
OUTPUT
VCC
VREF
ZD705
P402
2
1
4
3
Q422
B547B
ZD704
NC
D453
Q732
TBC516
V-DF
R436
330R
R703
47 1/10W
C703
22n 50V
57C751-4
R712
33K 1/8W
+
C701
10u/50V
R485
1M 1/2W
D406
BAV21
ABL-CON
R405
10
H-DY
+
C603
470UF/16V
C414
220P 2KV
R439
1K5
R707
2K2
R945
Jumper
R705
430 1/2W
2SJ584
Q426
Q419
BC337-40
+
C702
2.2uF
+
C456
10u/160V
Q710
BC857C
Q429
BC847C
H-UNLOCK
P2
R428
2.0 3W
R461
22K
L401
73C147-542-H
2
5
4
3
H/V
adjust
C489
120PF
R445
33K
C602
220nF 100V
20K
R423
L909
180uH
R481
10 1/4W
R447
33K
Q440
NC
0.39uF 250V
C420
0.1uF 250V
C428
Q408
B547B
BSN254A
Q402
T403
79C167-502-T
6
4
7
2
8
9
10
R456
150K 1/10W
D742
RGP10D
R440
1K 1/10W
R601
2.2 1/2W
R724
NC
HZ33-2-E
R716
10K
3n3 630V
C461
C704
22n 50V
R450
47R 1/4W
R733
NC
R475
560R 1/2W
ViewSonic Corporation Confidential - Do Not Copy G90fB-4
48
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