NEC AccuSync LCD72VM User Manual page 155

MODEL LCD72VM SCHEMATIC DIAGRAM MAIN BOARD (POWER) (4/9)
CN201
GND ON_OFF
1 2
GND
3 4
VCC12V
VCC12V
5 6
GND GND
7 8
VCC5V VCC5V
9 10
GND GND
11 12
CON402(PITCH 2.00)
R163
NC
+5V
R164
680 1/16W
R166
1 Q103
2 BRIGHTNESS
PMBS3904
1K 1/16W
GND
6/25 BOM Modify
+5V
R167-1K ohm
Cancel
R171,C175,R168,Q105
R167
Add R193-100 ohm 1K 1/16W
R193 100 1/16W
R171
NC
1
2 PPWR
C175
NC
GND
+12V
R162
+5V
1.435A
GND
C162
C161 + C163 +
0.1uF/16V 220uF/25V
220uF/25V
R165
GND
1K 1/16W
+ C169
10uF
GND
+VLCD
+5V +3.3V_VDD
R168
NC
3
L107 L108
1 Q104
AO3401
2
Q105
NC
+ C172
10uF
3 D GND
AO3401
1 2
G S
4.7K 1/16W
PBIAS 2
C164
0.1uF/16V +5V
+5V
D113
GS1D
10-5
+5V
CN501
1 C182 + C183
2
47uF/25V 0.1uF/16V
CONN
GND
TO-263 For 15"
TO223 For 17" 19"
U503
3
VIN VOUT
1
ADJ
C165 C167
+
47uF/25V 0.1uF/16V AIC1084-33CE
GND GND GND
SOT-223
D114 U502
3 2
VI VO
GS1D
+ C170 C173
47uF/25V 0.1uF/16V
0.8A-max
GND GND
GND
+3.3V_VDD
2
142mA
C168 + C166
0.1uF/16V 47uF/25V
GND GND
+1.8V_VDD
204mA
+ C171 C174
47uF/25V 0.1uF/16V
GND GND