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Prestigio Nobile 150
8.1 No Power
When the power button is pressed, nothing happens, no fan activity is heard and power indicator is not light up.
Main Voltage
P
PF501
23
PJ501
7A/24VDC
1
POWER IN
3,4
2
JO501,JO502
SPARKGAP_6
76
I_LIMIT
P
18
23
LEARNING
U7
Embedded
Controller
14
ADEN#
W83l950D
SW_VDD5
26
U10
PWR_VDDIN
AMS3107
8
P
INPUT
F2
FUSE_1206
PWR_VDDIN
H8_AVREF
5V_P
Mother Board
PL501
120Z/100M
PL502
120Z/100M
PC502
PC505
PC506
PD502
0.1µ
1µ
0.1µ
RLZ24D
PR501
10
PC501
PC503
1µ
0.1µ
H8_AVREF
VDD5
Q14
SI2301DS
1
D
S
22
OUTPUT
PC72
C96
D3
R63
10µ
4.7µ
RLZ5.6B
100K
SW_VDD5
VDD5
VDD5
JO1
OPEN-SMT4
PQ501
AO4407
PR502
8
3
.02
7
2
6
5
1
PR503
470K
PR504
100K
3
P
VCC
RS-
23
4
RS+
PU501
PJO501
6
OUT
MAX4173FEUT
OPEN-SMT4
PQ502
2N7002
PR507
1M
PQ11
DTC144WK
+5V_P
Q11
SI2301DS
S
D
P
9
SUSB#
From ICH4
Q12
PR525
DTC144WK
1M
111
ADINP
PD504
SBM1040
1,2
3
PR506
PR505
4.7K
4.7K
PR55
226K
DVMAIN
PL1
120Z/100M
VDD5
PQ1
PR2
2N7002
100K
PQ2
P
9
SUSC#
2N7002
PQ3
2N7002
From ICH4
PR5
1M
DVMAIN
PL6
120Z/100M
VDD5
VDD5
PR87
100K
PQ504
PR85
2N7002
100K
PQ505
2N7002
P
PQ16
9
SUSC#
2N7002
From ICH4
DVMAIN
PR86
1M
TECHNICAL SERVICE MANUAL
2
3
PWR_VDDIN
1
PD501
BAV70LT1
DVMAIN
PC3
PC4
0.1µ
1000P
23
VIN
P
28
+3V_P
28
RUN/SS1
PU2
+5V_P
LTCC3728L
13
RUN/SS2
DVMAIN
+3V_P ,+5V_P
23
VIN
P
27
28
RUN/SS1
PU13
+1.05V_P
13
RUN/SS2
+2.5V_DDR_P
LTC3728L
PQ15
2N7002
+1.05V_P ,+2.5V_DDR_P
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