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TECHNICAL SERVICE MANUAL
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 Map
PF501,PL501
P23
PL502,PR502
PQ501
POWER IN
ADINP
PJ501
PD501
P23
PWR_VDDIN
F2,U10
P22
H8_AVREF
Q14
P22
P22
Q11
U4
+5V_P
VDD5
NOTE :
P24
PF2
PD509,PL508,PU5
PQ6,PL506,PU505
P24
PF1,PL2,PL3
BATT
Charge
PF1,PL2
PL3,PQ5,PQ4
Discharge
P23
PD504
DVMAIN
P23
Discharge
PD503
P22
P22
Q16
U16
VDD3
VDD1.5
P22
P9
R209,D511
SVDD3
+VCC_RTC
P18
R850
R851
+KBC_VDD
+KBC_VDDA
: Page 24 on M/B Board circuit diagram.
: Through by part PF2.
P29
DD_CPU
PU4,PU507,PU506
PU510,PU509
PL505,PL507
PL509,PR520
+VCC_CORE
PU502,PL503
P28
PL1,PU2
PR508
+3V_P
PU503,PU504
P28
PL504,PR509
+5V_PP
P20
F3,U3
DVMAIN_INV
PU11,PU12
P18
P27
PL511,PR522
+2.5V_DDR_P
PU9
P27
PL6,PU13
PL510,PR81
+1.05V_P
110
P29
P18
R844
+VCC_CORE_KBC
P26
P22
PL4,PU3
JO15
L18
+1.8V
+1.8V_P
P15
R694
+LAN_D3V
U501
P22
JO506,JO505
+3V
P22
U1,JO11,JO12
Q524
+5V
P12
R800,JS507
AVDDAD
R585,U521
+VCC_USB_1,+VCC_USB_3
JO74
P22
JO75
R574,U522
+VCC_USB_2,+VCC_USB_4
+5V_P
PU14
PU7
PL5
PU6
P15
L534
JO521
+LAN_D2.5V
P22
JO517
+2.5V_DDR
P15
L536
+LAN_A2.5V
R134 R135
C233 C192
+DDR_REF
P26
PU10
+1.25V_DDR_P
JO53
P22
P3
JO52
L21
+VCCP
+VCCQ
Prestigio Nobile 150
P18
R76
+3V_KBC
F1,PU1,
P14
L2
+3V_LCDVCC
P4
L25
+3VCLK66
P4
L26
P3
+3VCLKCPU
+VCCA
P4
L532
+3VCLKANA
P4
L27
+3VCLKPCI
P17
U513
+VPPOUT
P17
U513
+CARD_VCC
P21
P21
JO17
P25
P22
JO18
+1.35V
+1.35V_P
P25
P22
JO16
+1.5V_P
+1.5V
P7
P22
JO54
+1.25V_DDR
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