Schematic Diagram - Iiyama Vision Master 1451 Service Manual

S991V FOR SNI
715A802-*
IC105 14 D438 C417
74LS14 1N4148 33UF
H106
16V
8 9
HS J018 6 5 R458
1
JUMPER 2K2
VS J019 R406
2
JUMPER NC
SCL1
3
SDA1
4
5
H802
HS
1
VS
2
VS R130
SCL1
3 1K
R180 100
SDA1
4
13
R181 100
CLAMP R161 R162
5 C137 ZD412
4K7 4K7 100
VFB
1/4W 1/4W 12
6 IC101
11
BLANK 56A1125-10
7 NT68P61A
5V
FBP
8
10
12V 1 OFF V.S 40
9
SDA
10 2 SUSPEND H.S 39
R111
11 2K2
3 DEG R/D 38
SCL
R121
12
5V D101 C102
13 33UF 4 RESET G/D 37
1N4148
16V R122
5 VCC B/D 36
R164 R123
IC102 10 C101 C103
24C08 0.1 6 R/B 35
470UF
L101 R112 5V R124
16V
3.3UH 100
1 8 7 OSCO G/B 34
X101 R125
C105 R113 R117
93A22-22
10UF
2 7 4K7 4K7 8 OSCI H-OUT 33
R167
1M
3 6 9 SCL V-OUT 32
R108
100
4 5 10 SDA B/B 31
R109 R126
R114 4K7
100
11 LED CONT 30
R115 R116 4K7 R127
12 BRITE 29
R118 4K7
JUMPER
R128 4K7
13 SIZE F/V 28
R120 R119
4K7 JUMPER R129 4K7
NC
14 FUNC ROTATE 27
R151 R150 R149 R148 R107 R142
6K8 3K9 2K7 5K6 C104
10K 4K7
15 KEY B H-SIZE 26
R147
SW101 R144
SW105 SW104 SW103 SW102 ZD104
NC 4K7
S.B.P
INC DEC ENTER EXIT 16 KEY A SCL 25
LEFT OSD NC R110
RIGHT
ZD103 R143
4K7
17 MUTE SDA 24 10K
R106
NC
P105
18 CS0 CS5 23
NC R105
NC
19 CS1 CS4 22
6
R104
G.LED
NC
5
20 CS2 CS3 21
SH.A
4
SH.B
3
KEY
2
JUMPER
R.LED
1
R163
180
1/4W
Q101
A733
R199
R165
150
1/4W 10K
ZD102
5.6V
5V
7V SUSPEND CS3 CS4
14.5V
D901-D904 R909 R913 DF907
R905
1M 1M C907
93A52-55
D907 NC
1/4W 1/4W 150UF
1N5408 31GF6 450V
C956
10NF C961 C963 R904
D902 D903 L904 C900
0.001
0.001 EE25 NC
RY901 4700
CN902 PR901 C913
77A260-5-1 FB902 400V
61A52-27-4G 0.68 IC902
630V MC33260
D906
D901 BAV20
D904
1 F.B Vcc 8
C912
1000
Q904
2 V.C GATE 7 ZD902 C901
R900 C911 2SK3115
R914 18V 10UF
10M 0.22 10
C960 16V
1/2W C962 3 C.T GND 6
1/4W
0.001 0.001 C910
14.5V
150
R976 D939 4 C.S SYNC 5
100 R906 R916
93C64- R907
10K R915 22K
1/2W 0.47
11-52T
1/4W 10K 1/4W
1N4148 3W NR901
1/4W
61A58-8T
Q913
R977
R978 57A419
10K
R902
1/4W 10K -P-T
1/4W 2SC945P 2K4
ZD903
C998
93A39-94-52T C905
IC901
0.22
RD18EB1 2.2UF
56A379-12
250VAC
R934 R935
MC3842AM C921
VR901 1K 150K
0.1
1/4W 1/2W
100
L902
1 COMP. Vref 8
73A174-17-HJ C918
3300
R903 2 F.B Vcc 7
C906
360
C919
680
0.001 3 Is O/P 6
R937
R936 C920
150
2K2 0.001
4 Ct/Rt GND 5 1/4W
1/4W
R940 R938
C903 C904 D913
22K C924 22 93A64-11-52T
3300 3300
1/4W
0.0033 1/4W 1N4148
250V 250V
R921
2K4
1/4W D914 R941
C902
NC 93A64-11-52T 180
0.22
1N4148 1/4W
250VAC Q905
2SC1815
R917
C925 R922 R942
NC
9K1 47
10UF 100
NC 1/4W 1/4W 1/4W
R901 NC
470K IC903
1W
NCP1200
1 Adj 8
L901
HV
73A174-16-HJ
2 FB 7
C949
0.1 3 CS 6
Vcc
4 GND 5
Drv
C909
F901 0.33
84A7-40 300V
4A/250VAC
CN901
L
N
NC
12/28/2000 01/02/2001 05/21/2001
NOTES:
This schematic,we cannot guarantee the accuracy of this information,
after the date of publication and disclaims liability for changes,
errors or ommissions.

12 SCHEMATIC DIAGRAM

R453
ZD408
100
5V 1/4W
C117
470UF
HS 16V
R131
100
1/4W
VR902
47K
1 C138
ZD411
R415 R417
100
1K 1K
2 JUMPER 1/4W
3
R972
IC105 12V
R971
100K
4 1/4W
R414
R413
2K2 R416 R412
15K R973
100 100
C957
(F) 22K
0.1
C411
C410 C606 470UF
47 100
16V
R410
220
R411
C958
100K
R610 C413 C412 2200
1/4W
220 100 100
16 15 14 13 12 11 10 9 8 7 6 5 4
IC401
TDA4856
17 18 19 20 21 22 23 24 25 26 27 28 29
C127
R140
10K 10UF
R401
R141
C402
C128 R404 3K3 R402
10K 8200
10UF 10K
750
5V R603 R604 (F)
100 100
C401 C403
C603 R608 C604
0.47 0.01
D107 0.22 22K 0.1
100V
JUMPER
Q426 (F) 100V R403
R145 C132 R146 C945P 2K7
C130 R439
1K5 10UF 5K6 (F)
10UF 8K2
1/4W 1/4W
R443 R609
R465 C423 NC
Q102
2K2 C405
R101 2SC2120
1UF
NC R132
1K
ZD101 C131 R408
R102
5.6V 0.01 4K3 TP401
NC
1/4W
Q416
R103 NC
NC R639 R638
C618
NC
NC
R182 NC
270
1/4W MUTE
Q427
2SC945
R455 R476
47K
15K
5V 14.5V SDA
7V BRITE MUTE
OFF 7V 54V
T901
80A769T-1-HJ
14.5V
Q902
7 12
D918
C929 R910 DC OUT
R927
R924 33K C915
470K 3W 0.01
R933
1/4W 68K 2KV R911
1/2W
8
R925 D910
R912 8 6
470K 93C1060 Q903
1/4W -6-52T T903
BYV26C C908 79A167
Q906 C946
-111-L
57A594-1
MPSA44 5 10
80V 1
ZD906 R928
Q907 D919 R954 FB904
93A39- C931
93A1060 C953 NC
2SC945P 100UF
113-52T C926 Q911
-6P-52T
47UF 160V
IRF634
BYV26C
R962
22
D909
1/4W
R923 1N4148
47K 54V
D924 R960
1/4W
9 47K
C934 93C64-
D905 R932 D921 390UF 11-52T
RL-3
BAV20 80V 1N4148
SW901
TP901 Q909
R931 3 10
D911
57A728-3
C916 BAV20 4.7
1/4W 14.5V HSB772
47UF
14
D922
FB903 C936
R957
RG4Z 1000UF
ZD905
47K
HZ18-1 35V
1 1/4W
C923
R958
220
1K
1KV
1/2W
DF923 NC
7V
11 R955 Q910
D D923
57A419-P-T
0.22 RK36 C939
Q901 1/2W 2SC945P C940
G 1000UF
WC70
16V 22UF
R939 ZD901
20K 93A39-
1/4W 113-52T S
C922
HZ20-2 -10V
0.01 Q908 OFF
500V
57A728-3
R930 R929
7V HSB772
1K 0.33
13 DF912 NC
1/4W 2W
R981
D912 10K
RG4Z C917
SYNC+
470UF
C914 T402
16V
NC R982
470
D915 SYNC-
1/4W
NC
Q916
T902
57A419-P
2 7 C945P
R926 C927 R919 D917
68K 0.01 0.22
RK36
C933 1W 2KV 1/2W
10UF
D916 1 9
1N4007
Q918
2SK1115 C928
R944
R948
2200
150 R701
400V 1K
1/4W 10K
1/4W
R943
8 1
3.3
IC905
1W
PC827 R988
7 2 4K7
Q921
R987 R703 R702
2SC945
22K
6K2 91K
6 3 Q920
IC905
2SC458
PC827
C948
5 4
10UF
ZD907
R918
1K8 5V1
1%
CRPC-S769R
P801
R/I
1
D803
FB802
C802
2 1N4148
0.1
G/I
3
FB803 R805
4 33
R802
B/I 75 D804
5
1N4148
FB804
6
7
HS
C801 D801
P25 8
1N4148
0.1
VFB VS
9
12V
SCL R804
10
VOI+ 33
R801
SDA
75
11 D802
VOR-
1N4148
5V
EW 12
HDRV
D805
C803
BDRV 0.1 1N4148
B+
R969 R409
C408 R803
91K 5K6
0.047
75 D806
1/4W 1/4W
250V 1N4148
C959 P802
R970
0.22 C819
HS
5K6
1 100
P34 VS
D402 FB801
2
9K1 C409 ISS83
R419 SCL
10UF
110K 3 C815 J805
1/4W SDA 100
4
CLP
5
D431 C461 V.FB
1N4148 10UF 6
Q401 BLK
C945P 7 FB809 C804
FBP C814 220UF
C421
R420 8
R474 1000 16V
0.01 C435
2K2 10K
12V
1/4W 0.1 9
C434 R418 SDA
47UF 20K 10
25V
11
P20
SCL
12
5V R830
R974 R444 P35 13 5K6
3 2 1 100 ZD402 2K2
5.6V C817 C818 R831
R833
D428
0.01 0.1 7K5
470K
1N4148
R832 5K6
12V
C816 FB805
L801
100 100UF
R475
1/4W 16V
30 31 32 100K
C824
1/2W
100
R896
1K
D423
Q421
1N4148 R897
2SA733 P36 100
ZD404
R407 18V R898
C404
10K
100
0.01
P803
J127
80V
15K
1
G1 FB850
2
R405 Q423 ABL
3
100KB A733
R459 H.T
4
10K
C870
C848
5 22UF C871 C823
0.01
100V 10UF 0.001
6 500V
C407
NC
VFB
R625
D603
R626
6K8 JUMPER
4K7
D601
1N4004
C608
P23 R633 R632 C615
100UF
1000UF
4.7 4.7 D602
25V
1W 1W 16V 1N4148
2 3 6
IC601
VOI+ VCC VF
7 TDA9302H
R631
R634 +I/P
+O/P 5
VOR- 470 470
1 -I/P
GND
C609 C607 R621 C610
R630
2K2 1500 4
R25 2K2
EHT FOCUS
-10V
R635 R636
R620
4.7 JUMPER NR630 C616
H.CENTER
0.82 470UF
1/2W 100
1/2W 16V
B+
CS1
R468
2K87 1%
D927 C930 R964 H.CENTER
FR103 47UF 10 2W 1/4W R469
22
D926 P17 Q424 Q425
C935 R968 1W
FR103 47UF 10 2W C945P 2SB772
R466 C443
R467
P903 100K
5 NC
680
14.5V
14.5V 1/2W
C950
12V
220 R426 C414
1KV D425 39 47UF
4 DF925
DF925 B+ B+ ZD401 D418
HDRV Q429 1N4148 5W 100V
9.1V 1N4148
C955 D925 C951 2SC945
D412
220 RG-4 47UF
1N4148 C422 R424 C415
1KV 250V NC 10 3300
Q402
R979 2SK2962 100V
R454
470 R492 R473 R425
10K C445
C944 10 D409 10K
2W Q912 R956 0.1 22
Q430
2K7 C942 10UF NC 1/4W
C1213AC
2SA733
1/4W 47
H.T
C941 Q914 BDRV
Q915 P42
0.1 A673AC 57A419-P-T 12V
R963
2SC945P R421
10 91K
P16
1/4W
P42
Q406
2SA733
P23 EW
R431
C406
C416
2K2
JUMPER 0.022
12V 12V R477 R478 R493
C420
1 3 100K
NC 11K 0.068
2 D403
100V
C938 C937
NC
100UF
54V
16V
IC917
12V
7812
12V
Q419 R437
NC 1K5
Q415
1/4W
DTC114
SUSPEND
CS3
R959 Q410
C441
22K 2SC945
R441 1UF
2K2
-10V
R438
1K5
H.T
1/4W
D426
H.T
1N4148
CS4
Q411 C427
R983 2SC945
R442 1UF
22K
2K2
R452
1K5
C952 1/4W
R25
10UF
CS2
ROTATION Q413
C455
2SC945
R445 1UF
12V 2K2
R967 R965
R710
R704 47K 47K
15
1K8
1/2W
1/4W R440
MUTE Q432 Q431
Q701 1K5
C945 C945
1/4W
R705 2SC945P R152
10K
100
R715 CS1
Q414
JUMPER C447
Q704 2SC945
Q702 R450 1UF
57A446-1-T 2K2
2SA733P
2SC1213C
R706
C717
10 0.1
P701
ROTATION
COIL
48
IC801
R817 R819
TDA4886 C808
C877
33K JUMPPER
0.1
0.001
(NC) 500V
1 FB ABL 24
R807 R818
C809
100 D856
B/B 20K J810
2 OSD-R F/R1 23 1UF Q801
C828 1N4148
R808
10 BFQ221 D850
100
NC 1SS83
3 OSD-B B-O/P 22
R857
R809
100 R826
C822 180 1/4W
4 OSD-G B-VCC 21 10
0.1 R869
R810
100
100
G/B C868
5 CLP F-R2 20 IC803
0.001
R811 C827
R872
100 10 500V LM2437 C853
D851 100
6 B-I/P G-O/P 19
FB807 1UF
R812 1SS83 1/2W
100V
10 R825 4 Vcc
C821
10
7 VCC G-VCC 18 C851 C852
0.1 B
C807 47UF 0.1 Q802
8 Vbb O/P 1
L810 0.1 R/B
BFQ221
10UH 8 G-I/P F/R3 17 R854 R875
C826 B NC 1K
(NC) 91
10 9 I/P
1/4W R870
9 GND R-O/P 16 R851 180
100
R806 R824 10 G G Q803
33 10 6 I/P O/P 3
BFQ221
10 R-I/P R-VCC 15 R852
R855 NC
10 R
91
7 I/P
C820
R853 1/4W 180
11 BLANK GND 14 0.1
R
R827 10 C864
470 5 O/P 2 0.1
R850 R871
12 SDA SCL 13 R856
100V
R822 10 100
R828 R829 91
R823
100 1/4W
10K 10K
100
D852
L851 1SS83
0.47UH
C854
L852
1UF
0.47UH 100V
R820
C813 39 C869
0.1 1W 0.001
D853
1SS83
IC802
NT6827
1 16
2 15
R838
1K (NC)
3 14 C876
R839
0.001
1K (NC)
ZD801 500V
4 13
8V
R840
1K (NC)
D854
5 12
1SS83
R816 R821
C806
1K 150
100UF
6 11 R837 C855
1/4W 16V
4K7 1UF
100V
7 10
ZD802
C825
5V
8 9 4700 D855
(NC)
C805 1SS83
R835
100UF
JUMPER
16V
R877
R878
FB851
1 C872
1W NC
FOCUS P25 P35 H.CENTER P36
D404
1N4148
RY401
77A260-5-1
L404
Q422
Q408 73A253-106-HJ
R496 DTC114ES
R491
R429
R494
C429 C428 82
C444 C433 1W
1200 0.1
180
0.22 2KV 250V
R471
ZD406 1K5 D410
R627
5.1V 1SS83
4.7
1/2W R629 R470
D411
240 2K2 14.5V
1N4148
1/2W
C605
0.1
R490
1K5
1/4W
R489
30K
Q428
T402
2SC945
79A790-1-A
D405 1
T401 1N5817
Q403 C418
79A167-110-HJ
2SC5411
4300
1 10
R428 L403 2KV
0.75
R427 JUMPER CF418
3 8 22 5W
1/2W
D406
C419
C436
5 6 BYV26C 2 11 13
4300 R722
0.33
14 12
1.6KV C432 10K
R451
10UF
D408 FB401
82
93C220-504 250V
2W ABL
VR701
FMQ2FUR
L401
D430 22K
73A147-104-T UF4004
R713
4 2 R714
D701 C710 R716
D413 C430 1K
0.47 1K
93C64-11-52T 7
R434 C448 1000
R433 82K 680 1N4148 1KV
3 5 9
2K
R743
R447 Q407 R456 D704 R728
C703
R435 100
R436 1K 2SC1213A 100 BYV-26C 1UF
Q404
7K5 C457 2W 1/2W
120K 3W 4 450V
2SA733 1/4W
(F)
R432
L402
C451 C431 C425
2K2
73A253-
1500 2.2UF 0.18
ZD407 113-HJ
C499
12V 250V 400V
Q405 6
330
ZD413 TP499
TIP122 1KV
NC D420
10
1N4148 CP
R486
C439
54V 1M NC R499
0.39
8
1/2W
250V R498
C498
R449 ZD403 D415 R480
56K
3V PS156R 180
4K7 10 1/4W
Q412 1KV
R446
2SK2134
R448 150K TP498
C440 56K 1/2W
R497
0.1
T701
79A167-112-HJA
R485
C426
1M NC
1UF 10
1/2W
250V
R730
R430 ZD410 D417 R481
3V PS156R 4.7
4K7 10 Q420
1/2W
9
IRF640A R422
R423 150K
2 C449
C424 56K 1/2W R457
C450
0.1 470K 240
8
2KV
4
D706
R487 VR702
C453
1M NC BYV26C 220K
0.22 7
1/2W
250V
R723 D708 R724
ZD409 D414
R462 R482 120 C713 1M
PS156R BYV26C
4K7 3V 10 Q417 10UF
6 2W 1/2W
2SK2134 R460 250V
NC
150K
R461
C454 56K 1/2W
0.1
12V
R488 R736
D703 ZD704
1M NC C458
7K5 1N4148
MTZ8.2
1/2W 0.068 R707
250V
ZD405 10K
R463 D419 R483
4K7 3V PS156R 10
Q418
R472
IRF630 R708
R464 150K
82K
56K C456 Q703
1/2W
0.1 A733
R709 BRITE
10K
P34 12V BRITE
MODEL
S991V SNI
S991V-01-A
P/N
05-23-2001
DATE
C840
1UF R860
R881
15K
100V 120K
1/4W
1/4W
Q850
C856 BF422
1UF
R866
100V
10K
1M
R863 C859
680 0.1 D859
1/4W 1N4148
8
6
11
10 9 5 7
SG801 SG802 SG803
200V 200V 200V
Q853
2SC945
FB806 C865
R861 C878
1UF
15K 0.001
100V
1/4W 500V
D857 R883
C857 Q851
1N4148 120K
1UF BF422 1/4W
100V
R867
R858 10K
1M R864 C875
C860
0.1
1/4W 680
0.1 D860
1/4W
1N4148
R873
100 FB808
SG805
1/2W C863
200V
0.001
(NC)
Q854
500V
R876 2SC945 C862
1K
0.01
100V
C867
1UF R862 C866
15K 0.1 C873 C874
100V
1000 0.01
1/4W 100V
500V 2KV
R885
D858 C858 Q852
1N4148 120K
1UF BF422
1/4W
100V
R868
R859 10K
1M R865
C861
680
1/4W
0.1 D861
1/4W SG804
1N4148
D863 1KV
BYV26C
R874
100
1/2W
Q855
R879
R880
2SC945
100 560K
1K 1/2W 1/2W
G2
EHT
P402
V-DY
H-DY
E.H.T
F2
F1
G2
R720
R712
C719 1M2
15K
1 1/2W
Q709 1/4W
100V
R721 C945P
R726
47K 10K
Q710
A733
R719
VR703
47K
100K
ABL
R731
1M 270K
1/2W R740
270K
D705
1/2W
R742 PS156R
150K
1/2W
C702 R734
4M7
470
1KV 1/2W
Q708
BF422
R733
D709 C718
82K
R744
1N4148 0.01
1K
R735
C704
3K3
10UF
C701
10UF
FOCUS
H803
H.T
SUB TP701
BRI
ABL
G1
R725 R718
C707
270K 10K
0.047
80V
1/4W 54V
250V
Q706
R738 R739
BF423 1K 33K
R729
C708
1/2W
10K 10UF
R741
Q705 5K6
C709
ZD702 2SC945
24V
C452
560
Q707
R737
DTC114ES
C706 D707 NC
33UF 1N4148
1N4148
R711
1K
MUTE P20
PARTS N0:41A31-068
DRAWED BY
CHECKER
APPROVED BY