Dell E173FP - 17" LCD Monitor Service Manual page 22

CN104
1 BLON/OFF
DIMMING
2
3
4
5
6
CONN GND
+5V
1K
2 BRIGHTNESS
Brightness
+5V
R168
R167 4.7K
NC
R171
100K 1/16W
1 Q105
2 PPWR
PMBS3904
C175
0.1uF/16V
GND
1
G
R162 4.7K 1/16W
+5V
C163
0.1uF/16V + C164
C162 0.1uF/16V
100uF/16V
GND
R164
1/16W
GND
R165
1K 1/16W
C169
+
2.2uF
GND
+VLCD
+5V +3.3V_VDD
1/16W
3
1 Q104 R169
AO3401 0 1/16W
2
C172
+
22uF/16V
3 D GND
AO3401
2
S
DELL E173FP Service Manual
2
PBIAS
+5V
FB105 120 OHM
D113 NC
+ C165 C167
47uF/16V 0.1uF/16V
GND GND
R170
NC
C173
0.1uF/16V
GND
Title
POWER
Size Document Number
A
Zan3 SL MAIN BOARD
Date: Friday , February 13, 2004
22
+3.3V_VDD
TO263
U105
AIC1084-33M 147m A
3 2
VIN VOUT
1
ADJ
C168
0.1uF/16V
GND GND GND
SOT-223 +1.8V_VDD
U106
204m A
3 2
VI VO
+
C171 C174
47uF/16V 0.1uF/16V
0.8A-m ax
GND GND
GND
Sheet 5 of
+
C166
47uF/16V
Rev
C
5