ViewSonic VA2016W Service Manual - Page 64

Power Supply SCH

Page 64 highlights

AC 264V RMS D801 UL4-06 2 +1 C804 150u/420V + 3 AC 264V RMS 4- 4 1 L801 20mH 3 2 R801 1M R802 1M C803 0.47/275V RT801 NTC 5R C801 C802 2200p/250V 2200p/250V F801 2.5A/250V AC 264V RMS 47p/1KV C809 R803 18K DC 380V Max. C805 T801 2200p/400V NC EER28 1 R804 21 R808 510K ZD802 P6KE150A 68R 1/2W 2 C806 4700p/400V R809 510K MUR1100ERL D802 DC 700V Max. 3 DC 700V Max. 2 4 12p/1KV C826 AP2761I Q804 1 C807 D803 47u/25V A02-LF + C808 5 100p/1KV 10R R827 1000p/500V C813 10 1 2 3 D804 UFF80-015CT 10R 1000p/500V R828 C814 7 D805 6 1 2 3 5uH L802 470u/25V C817 + + C815 1000u/25V ZD803 12V 200R R817 3 5uH L803 C820 47u/25V SRF1045CM + + + 9 1000u/10V 1000u/10V 8 C818 C819 0.1/50V C822 R806 10R R810 510K R812 10K FB801 6.0mm R807 750 1Ĉ R831 750 1Ĉ R832 750 1Ĉ R811 510K IC802 5 6 7 8 DRV Vcc NC HV GND CS FB BO 4 3 2 1 NCP1337 C810 0.1/50V R815 12K 1% 3 1K R813 Q803 C823 2 NC/ PMBT39064700p/400V 1 3 ZD804 NC / 14V R805 0R18 2W R818 NC / 200 4 3 IC801 LTV817M R814 NC/ 1K R819 1K R830 10K 1K R821 1 R820 1K 2 D806 1N4148 C827 + 47u/25V C821 0.1/100V C R R824 A 3K 1% IC803 TLV431ALP R822 5K11% R823 47K 1% R829 15K 1 2 +16V 3,4 R816 100R 1W Q801 2PC1815GR F802 4A/125V VCC5V 3 AC 264V RMS L 0.1/50V C811 C812 220p/50V 1 2 3 N P801 AC_SKT CN801 8 7 6 5 4 3 2 1 60mm 8P MUTE 4 VOL 4 BRIGHTNESS 3 ON/OFF 3 TO SCALER BD CN101 C825 0.1/50V VCC5V 3 ViewSonic Corporation 61 Confidential - Do Not Copy VA2016w-2 ViewSonic Corporation Model Title Power Supply SCH Date Rev:

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61
ViewSonic Corporation
Confidential - Do Not Copy
VA2016w-2
Model
Title
Date
Rev:
ViewSonic Corporation
Power Supply SCH
AC 264V
RMS
L
AC 264V
RMS
AC 264V
RMS
DC 380V Max.
N
DC 700V Max.
DC
700V
Max.
TO SCALER BD CN101
AC 264V
RMS
VCC5V
3
+16V
3,4
ON/OFF
3
BRIGHTNESS
3
VOL
4
MUTE
4
F802
4A/125V
C823
4700p/400V
+
C817
470u/25V
R816
100R 1W
FB801
6.0mm
R824
3K 1%
+
C807
47u/25V
R822
5K11%
R818
NC / 200
D802
MUR1100ERL
C825
0.1/50V
R829
15K
+
C818
1000u/10V
IC802
NCP1337
1
2
3
4
5
6
7
8
BO
FB
CS
GND
DRV
Vcc
NC
HV
ZD802
P6KE150A
+
C815
1000u/25V
R811
510K
R814
NC/ 1K
ZD804
NC / 14V
C813
1000p/500V
C814
1000p/500V
R832
750 1
R823
47K 1%
-
+
D801
UL4-06
1
2
4
3
C806
4700p/400V
R807
750 1
ZD803
12V
R827
10R
C809
47p/1KV
R819
1K
R810
510K
R830
10K
R815
12K 1%
C803
0.47/275V
CN801
60mm 8P
1
2
3
4
5
6
7
8
1
3
2
Q803
NC/ PMBT3906
C811
0.1/50V
IC801
LTV817M
3
1
4
2
R817
200R
R812
10K
C812
220p/50V
C805
2200p/400V NC
C826
12p/1KV
+
C820
47u/25V
Q801
2PC1815GR
1
3
2
R813
1K
R802
1M
D806
1N4148
C821
0.1/100V
R804
68R 1/2W
1
2
+
C804
150u/420V
C822
0.1/50V
C808
100p/1KV
C
R
A
IC803
TLV431ALP
L801
20mH
4
1
3
2
R821
1K
R805
0R18 2W
D803
A02-LF
F801
2.5A/250V
+
C827
47u/25V
R801
1M
R831
750 1
L803
5uH
D805
SRF1045CM
1
2
3
D804
UFF80-015CT
1
2
3
+
C819
1000u/10V
R820
1K
R806
10R
T801
EER28
1
2
3
5
4
10
8
9
7
6
R828
10R
C810
0.1/50V
RT801
NTC 5R
C802
2200p/250V
C801
2200p/250V
Q804
AP2761I
1
2
3
R803
18K
L802
5uH
P801
AC_SKT
1
2
3
R809
510K
R808
510K
VCC5V
3