Service manual

DC-DC
R93
4.7K
FB82 BED-121L1-2601
C174
0.1u
VCC3-1
CON10
2PIN 2.54mm DIP HOUSING(OPEN)
1
2
VCC5
FB83 BED-121L1-2601
R91 0R
C181
100u / 16V
NOTE: ONLY ONE SET OF POWER
SUPPLY WILL BE USED
LCDV
C170
10p
L2 33UH@3A (SMD)(NP)
C185
10u / 25V
C160
100u / 16V
R90 10K(NP)
Q4
2N3904
C
B
E
FB93 BED-121L1-2601
VCC3-1
LCDVDD
C163
0.1u
C183
0.1u
9.0
C191
0.001u
C186
0.1u
C184
0.1u
VCC5-5
VCC-PANEL
C173
10p
C159
0.1u
VCC5
J1
DC power jack(CNN-P001H-3401)
1 3 2
C182
220u / 16V
D9
IN5822
A C
10.7
R135
0R
R136
0R
VCC5-6
C168
0.1u
FB84 BED-121L1-2601
FOR THE MAIN POWER
C188
220u / 16V
U15
AIC1084-3.3
I
G
O
TAB
VIN
GND
OUT
TAB
VCC12
U11
8050SD(SK)
1
3 5
2
4
6
VIN
GND ON/OFF
OUTPUT
FEEDBACK
GND
C172
0.001u
C161
220u / 16V
C166
220u / 16V
C162
220u / 16V
R137
4.7K
C190
10p
L1 150UH@3A (DIP)
L3
R6H6(BED-R6H63-TS11)
VCC3-DCV
VCC5
R95
75
VCC-PANEL1
C189
220u / 16V
C169
0.1u
C164
0.001u
U13
AIC1084-3.3
I
G
O
TAB
VIN
GND
OUT
TAB
DC12V
V0.1
DC/DC
Custom
56
Friday, August 09, 2002
Title
Size Document Number
Rev
Date:
Sheet
of
FB94 BED-121L1-2601
VCC5
VIN
OPTIONAL
C175
0.001u
VDDCTRL1,3
FB85 BED-151M1-3501(1206)
C180
0.1u
C177
0.1u
C192
10p
C179
10u / 25V
U14
Si9433DY
4
6
3
72
1
8
5
C176
10p
C167
220u / 16V
R94 330
C171
0.1u
C178
220u / 16V
C165
10p
F1 FUSE/DIP
5V 3A
C187
0.1u
R92 0(NP)
10.5
ViewSonic Corporation
56
Confidential --Do Not Copy VE150m/mb
ViewSonic Corporation
VE150m/mb