Dell E190Sf User Manual

Service Manual
8
2.2.3)High Voltage to Low Voltage Control Circuit:(fig.6)
L854
bead
C861
3300p/250V
.
.
.
T851
SPW-XXX
5
8
6
7
3
1
12
11
9
10
+
C854
100u/450V
+
C855
10u/50V
R853
0.2R
R869
0R68 2W
ZD881
OPEN
.
.
.
T850
SPW-119
5
8
6
7
3
1
12
11
9
10
Si gnal _GND
Q850
AP2764
2
13
D853
TVS-P6KE170A
C875
4700p/250V
CN852
CON8PIN
1
2
3
4
5
6
7
8
Gate
Is ense
GND
FB
GND
VDD
NC
Vi n
R880
82K 2W
D851
FR10-10-LF
Si gnal _GND
C860 OPEN
Signal_GND
I850
LTV817M
3
14
2
R855
10K
-+
D850
BL4-06
3
1
2
4
D852
SF10-04
Si gnal _GND
C872
100P/1KV
R856
10 1%
R849
220R
R848 20R
R842
20K
C847
Open
C849
1nF/50V NPO
Si gnal _GND
C848
100nF/50VX
C846
220pF/50V NPO
D849
NC
Si gnal _GND
R846
100K/ 1%
CN852
CON8 PIN
1
8
3
4
5
6
7
2
Gate
HV
GND
FB
GND
VDD
NC
Isense
Sig nal_GND
R841
NC
Si gnal _GND
R843
20K
R847
NC
Si gnal _GND
Si gnal _GND
U850
LD7575
1
45
2
83
7
6
RT
GNDOUT
COMP
HVI sense
NC
Vcc
Fig.6

Dell E190Sf Specifications

General

Brand	Dell
Model	E190Sf
Category	Monitor
Language	English