ViewSonic Q51 series Service Manual page 52

G
6
E
1
D P
!
C960
4700PF
250VAC
D901-D904
93A52-55P-52T
!
!
D902 D903
!
1N5408 1N5408
RY901
CN902
77A260-5-4
1
!
!
!
2
D904
D901
t
PR901 1N5408 1N5408
!
PTCR 9OHM
R900
61A52-27-4W
10M 1/2W
!
R981 NR901
D939
100 1/2W 16 NTCR
1N4148
R982
61A58-8
10K 1/4W
Q913
2PC945P
C966 +
47uF
R983
10K1/4W
!
!
C963
C964
4700PF/4000VAC
4700PF/400VAC
!
C902
0.33uF/275VAC
!
L901
2 3
73A174-7-6906
1 4
!
R901
470K 1/2W
!
C901
0.22UF 275VAC
!
F901
!
3.15A/250V
CN901
N
G
L
NOTES:
This schematic,we can not guarantee the accuracy of this information,
after the date of publication and disclaims liability for changes ,
errors or ommissions.
THE 1/6W RESISTANCE NOT TO LABEL POWER.
THE 50V CAPACITANCE NOT TO LABLE VOLTAHE.
750A5910-5G
THE VOLTAGE TEST CONDITION:54KHz,PANE PICTURE.
750A59105AV
750A59321AV
750A5933-1G
! D912
+
JUMP
C907
150uF/450V
67A30-151-15X
R917
JUMP
R928
75K 1/2W
SW901B
77A411A-2-CJ
R916
R923
13K
R918
75K 1/2W
1M 1/2W
!
SW901A
77A411A-2-CJ
+ C993
ZD903 C916
IC901 NC
100uF/25V
NC 56A379-12
R935
1 8
Comp Vref
330K 2.9V 5.0V
C918
3300PF C921
2 7
F.B. Vcc
0.1UF/50V
2
2.5V 19.1V
t
4
8
3
3 6
C
Is O/P
U
0.38V
C911 3.19V
180PF
4 5
Ct/Rt GND
0V
VR901
100
R914
1K 1/4W
R985
360 1/4W
R940
39K 2% 1/4W
R937
C920
220 1/4W
V
0
0
R938 D913
1
F
P
22 1/4W
1N4148
0
0
5
1
20K 1/4W
R930
1.2K 1/4W
R995 R996
39K 1/4W
10K
D995
1N4148
C995
4700PF 100V
C924
R942
2200PF 100V
R944
10K 1/4W + C991
Q990
10UF
2PC945P
CRT C430 R627 R713 R725 C450
680PF/500V 0.91/1W 7.5K 1/6W 220K 1/2W NC
1000pF/500v 0.91/1W 7.5K 1/6W 220K 1/2W 47pF/2KV
680PF/500V 0.82/1W 15K 1/6W 220K 1/2W
47pF/2KV
680PF/500V 0.82 1W 15K 1/6W 220K 1/2W NC
FB906
!
71A55-19-T
T901
R927
80A563-1-N
7 9
33K 3W
+
C915
0.01/2KV
10
D910
FR107
8
93A60-26T-52T
5
11
R932
D911
JUMP
R931
BAV26C
1 1/4W
3
13
+ ZD990
HZ20-2
D917
2 14
UF4004
R915
2K2 1/4W
12
FB904
BEAD
+ C917 1
2.2uF
11
+ +
C923
P
! F
1
Z
0
330PF 1KV 0
D - 5
V 7
9 2
1 K 4
2 0 2
N
FB908
9 9 7
G
2.1V Q
P A
T 7
5
BEAD
S
S
C922
R939
ZD909 10nF 100V
(NC)
R929
0.22 2W
C927
0.01UF 100V
D914
SYNC+
R941
1N4148 FROM
1K5 1/4W
68 1/4W FBT
D990
SYNC-
1N4148
!
C961
1000PF
400VAC
R993
R919 + C990
10K 1/4W
NC
10K 1/4W 1UF/50V
4
1 2 T901 PIN13 P801 IC601 PIN5
Q403 B 3
PIN3,5,7
42.8V
17.7V 208V 706MV
31.6US 16.68MS
31.8US
31.8US
52
L903
D704
200UH
JUMP
73A259-501-T
R733
D918
NC
SBYV26C
ZD404
C929
93A1060-506-52T
JUMP
74.5V
0.01uF 500V
J185
BEAD L906
73A253-90A-SB
58.6V R989 FB907
FB905 D919
470 3W
BEAD
BEAD 31DF4
93A60-73A
C955
Q911
+ R954
C931
220PF 1KV
IRF634B
39K 1/2W
100uF 100V
57A600-27
D921 C948
SBYV26C L905 47PF 50V
NC
93A1060-506-52T BEAD
-12.5V
FB903
R962
C934
BEAD
47 1/4W
+ 220uF/25V
C941
TP901
0.1uF 50V
13.86V
J183
D922 R960
D926
+
BEAD C936
UF304G 47K 1/4W
1N4148
1000uF/25V
93A3040-10E-52T
6.63V
J182
D923
Q909
JUMP
UF302G
FB902
HSB772P
93A3020-6P-52T
57A728-3
+ BEAD
C930
C938
+
R957
470uF/25V
1000uF/16V
47K 1/4W
NC
R958
1K 1/2W
+
R999
C939 Q910
2PC945P
JUMP
330uF/16V R988
+
57A419-PP-T C940
22K
NC
R770
R705
4K7
680 1W
Q706
2PC945P
R702
4K7
R701
62K
R952
47K 1/4W
Q907
2SB772
57A728-1
R951
C971
10 1/4W +
100UF 16V
R953
100K 1/4W
Q908
KSC945CG
C925
+
57A419-SG-T
10uF
Q911 D 7 T901 PIN11
5 VIODE OUT 6 8 Q911 G
325V
82.5V
9.38V
59.4V
31.8US
31.8US 31.6US
31.7US
80V
C950
P34
TP902
220PF/1KV
B+
D925
+ C951
RG-4
R977
93A3040 8T 47uF 200V
75K 1/2W
9 V
5 R978
75K 1/2W
-12V
D960
JUMPER
12V
Q912
2SC1213AC
D933 R921
NC 1K 1/6W
BOUT
Q920
R980
2SA673AC
220 1/4W
P16
PW1+PW2
R959
33K 1/4W
14V
R964 Q915
10 1W
2SC1213
12V
C937 +
470U 25V
R905
ZD901
150 1/2W
HZ12A2
ROT
R714
15 1/2W
Q701
2PC945
R703
100
R704
10
Q702
2PA733P
C701
0.1uF
SENCE
6.5V
OFF
1 2
CN903
10 T401 PIN3 11 IC901 PIN1
9 Q403 C
1.26KV
98.8V
531V
31.8US 31.8US
31.6US