Schematic Diagrams
B - 34 Power 1.5V/0.75V/1.8VS
B.Schematic Diagrams
Power 1.5V/0.75V/1.8VS
PR92
100K_04
3.3V
PQ50
*MDU2654
4
6
2
5
7
3
1
8
5V
20,22,23,26,30,31,34,35
1.5V
3,6,9,10,20,28,31
VTT_MEM
9,10
1.8VS
6,19
VIN
11,31,32,34,35,36,37,38
3.3V
2,3,6,11,13,14,15,17,18,19,20,22,23,26,27,28,31,34,35
1.5V/0.75VS/1.8VS
DDR1.5V_PWRGD 15
PC66
82p_50V_NPO_04
1.8VS_PWRGD
3,15
P
C
5
9
1
0u_
6.
3
V
_X
5
R
_06
PR105
100K_04
PU5
AX6615ESA
GND
1
VCNTL
6
VOUT
3
VIN
5
VOUT
4
VFB
2
POK
7
EN
8
VIN
9
PC85
0
.1u
_16
V
_
Y
5V
_04
PJ7
*OPEN_3mm
1
2
PQ15
MTN7002ZHS3
G
D
S
PR78
1.27K_1%_04
PC91
1u_10V_Y5V_06
PC90
0.
1u_
16V
_Y
5V
_
04
P
C
67
10
u
_
6
.3V
_
X
5R
_0
6
P
C
5
7
0.
1u_
16
V
_Y
5V
_0
4
V1.8
PC83
1
0u_
6.
3
V
_X
5R
_0
6
1.8VS
PR79
1K_1%_04
3 .3 V
5V
5V
SUSB
3,31,34
1.8VS_PWRGD
EN1.8VS
2A
GS7113
6-02-07113-320
AX6610
6-02-06610-320
1.8VS
-n²¾¾aªñPIN6¸}
3A
3.3V
PR110
10K_04
SUSB
PQ52
MDU2657
4
6
2
5
7
3
1
8
+
PC169
*5
60u
_
2.
5V
_6
.6*
6
.6*
5.
9
PD
3
1
*S
K
34S
A
A
C
1.70V
1.60V
1
0
1
0
0
1.55V
0
Volta ge
1
1.65V
1.5_CTRL0
1.5V_CTRL1
1
VTTEN
PC70
0.1u_10V_X7R_04
PQ57
*MTN7002ZHS3
G
D
S
PR81
0_06
PJ12
*40mil
1
2
PR117
100K_04
PC194
10u_10V_Y5V_08
1.5V
PC55
10u_10V_Y 5V_08
PR89
2.2_04
PR205
0_06
PQ51
MDU2654
4
6
2
5
7
3
1
8
PC76
1u_
10V
_Y
5V
_
06
PC56
10u_10V_Y5V_08
PC188
0
.1u
_50
V
_
Y
5V
_06
PD4
RB0540S2
A
C
PC
7
9
*1
000
p_
50V
_X
7R
_04
PR99
10K_1%_06
PU4
G5616
VTTGND
1
VLDOIN
23
VTT
24
VTTSNS
2
GND
3
MODE
4
VTTREF
5
VCC5
14
PGOOD
13
S5
11
S3
10
VDDQSET
9
VDDQSNS
8
COMP
6
CS
16
PGND
18
DRVL
19
LL
20
DRVH
21
VBST
22
PVCC5
15
CS_GND
17
NC
7
NC
12
GN
D
25
P
R
20
8
*1
0
_06
PC84
*0.1u_16V_Y 5V_04
PC51
0
.1u
_50
V
_Y
5V
_06
PR83
6.19K_1%_06
PQ23
MTN7002ZHS3
G
D
S
PR80
0_06
PR101
*10K_1%_04
PC
7
5
*10
00p
_5
0V
_
X
7R
_
04
SUSB
PQ24
*MTN7002ZHS3
G
D
S
PL7
1.0UH_11.5*10.2*3.0
1
2
PR202
*0_06
PC48
0.
1u_
16V
_Y
5V
_0
4
PR192
3.3_06
PC191
4
.7u
_25
V
_
X
5R
_
08
PR203
*0_06
PR206
0_06
PC80
1
u
_
1
0
V_
Y
5
V_
0
6
VDDQ
PR118
47K_04
PJ18
*OPEN_2A
1
2
5V
5V
5V
5V
VDDQ
5V
VTT_MEM
VDDQ
5V
DD_ON#
22,30,31
5V
VTT_MEM
SUSC#
15,27
+
PC184
56
0u
_2.
5
V
_
6.
6*
6
.6*
5
.9
VIN
+
PC186
*15u
_25
V
_6
.3*
4.
4
SUSB
VD
D
Q
S
E
T
PR73
*5.1_06
PC52
*1000p_50V_X7R_04
30A
VTT_MEM
1.5V
PR103
100K_04
PR91
0_06
PC192
4.
7u
_
2
5V
_
X
5
R
_
0
8
PR98
10K_1%_06
PC82
0.1u_16V_Y5V_04
PC49
0.
1u_
16
V
_Y
5V
_0
4
PR193
*22_04
PQ22
MTN7002ZHS3
G
D
S
PC60
0.1u_10V_X7R_04
PC54
*10u_10V_Y 5V_08
PQ19
MTN7002ZHS3
G
D
S
PGOOD_6163
PD1
7
CS
O
D
1
4
0
S
H
A
C
PJ6
*OPEN_12A
1
2
Sheet 33 of 43
Power 1.5V/0.75V/
1.8VS
Summary of Contents for W251EUQ
Page 1: ...W251EUQ W253EUQ W255EU W258EUQ ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer W251EUQ W253EUQ W255EU W258EUQ Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 43: ...Top W251EUQ A 3 A Part Lists Top W251EUQ 非耐落 灰色 尚盟 Figure A 1 Top W251EUQ ...
Page 44: ...A 4 Top W255EU A Part Lists Top W255EU 灰色 尚盟 非耐落 Figure A 2 Top W255EU ...
Page 45: ...Top W258EUQ A 5 A Part Lists Top W258EUQ 非耐落 非耐落 灰色 尚盟 Figure A 1 Top W258EUQ ...
Page 46: ...A 6 Top W253EUQ A Part Lists Top W253EUQ Figure A 1 Top W253EUQ ...
Page 48: ...A 8 Bottom W253EUQ A Part Lists Bottom W253EUQ Figure A 3 Bottom W253EUQ ...
Page 52: ...A 12 DVD DUAL W253EUQ A Part Lists DVD DUAL W253EUQ Figure A 7 DVD DUAL W253EUQ 非耐落 志精 ...
Page 54: ...A 14 LCD W253EUQ A Part Lists LCD W253EUQ Figure A 9 LCD W253EUQ ...
Page 101: ...www s manuals com ...