Schematic Diagrams
B - 32 5VS, 3VS, 1.05VS, 1.5VS_CPU
B.Schematic Diagrams
5VS, 3VS, 1.05VS, 1.5VS_CPU
P R 2 3 4
*1 0 K _ 0 4
5 V S _ E N 1
5VS
NMO S
P C 9 6
0 . 1u _ 1 6V _ Y 5V _0 4
V I N
P R 2 2 6
1 K _ 0 4
P J 1 5
* OP E N _5 A
1
2
C 22 4
0 . 0 1 u_ 1 6 V _X 7 R _ 0 4
P R 23 2
*1 0 0 K _ 04
10A
C 2 25
0 . 0 1 u_ 1 6 V _ X7 R _0 4
10/29
5 V _ E N 1
ON
DD_ON "L" T O
"H" FROM EC
S U S B
O N
ON
PJ15 MUST SHORT
D D _ O N
1.
5
V
S
_C
P
U
_LO
S U S B
1 . 5 V S _ C P U E N
NMO S
ON
1.5VS_CPU
3 . 3 V S _ E N 1
S U S B
1 . 5 V S _ E N
P R 2 3 3
*1 00 K _ 0 4
NM OS
ON
3A
3A
1.5VS
Power Plane
3A
3A
3.3V
5V
Power Plane
3.3VS
1.
5V
S
_LO
ON
C 5 05
0 . 0 1 u _1 6 V _ X7 R _0 4
ON
NM O S
D D _ ON #
D D _ ON
3.
3
V
S
_LO
ON
P R 23 1
1 0 0K _ 0 4
ON
3 . 3 V _E N 1
D D _O N #
S U S B
NMO S
P R 2 2 7
1 K _ 0 4
10/28
P C 2 1 7
0 . 1u _ 1 6V _Y 5V _0 4
11/02
NMO S
C 5 04
0 . 0 1 u_ 1 6 V _ X7 R _0 4
P Q 6 5B
M TN N 2 0 N 0 3 Q8
6
5
4
P C 1 10
0 . 1 u _5 0 V _ Y 5 V _ 0 6
P Q4 8 B
* MT N N 2 0N 0 3Q 8
6
5
4
P Q 20 B
MT N N 2 0 N 0 3 Q8
6
5
4
S U S B [ 3 , 6, 3 3 , 3 4]
P C 2 2 1
4 70 p _ 50 V _ X 7 R _ 04
P R 7 2
* 2 20 _ 0 4
P R 22 0
1 00 K _ 0 4
P J 1 9
* 4 0m i l
1
2
P R 2 2 5
1 M_ 0 4
P R 2 23
1 M_ 0 4
P C 4 6
*2 20 0 p _5 0 V _ X 7R _ 04
P R 10 2
1 00 _ 0 4
P C 2 16
1 0 u _6 . 3 V _ X 5R _ 06
P Q4 8 A
*M TN N 2 0 N 0 3 Q8
1
3
7
2
8
P Q 6 6A
M T N N 2 0 N 0 3 Q8
1
3
7
2
8
P R 22 1
1 0 0K _ 0 4
P J 2 0
*4 0m i l
1
2
P Q 2 1B
M TN N 2 0 N 0 3 Q8
6
5
4
P C 1 8 0
*0 . 1 u_ 1 0 V _ X7 R _0 4
P C 1 79
* 10 u _ 6. 3V _ X 5 R _ 0 6
P Q 16
MT N 70 0 2 Z H S 3
G
D
S
P U 7
P 2 8 08 B 0
V A
1
V I N
2
M_ B T N #
3
I N S T A N T- ON
4
GN D
5
P W R _S W #
6
D D _ O N _ L A TC H
7
V I N 1
8
P Q6 4 B
MT N N 20 N 03 Q 8
6
5
4
P C 2 22
4 7 0p _ 5 0 V _X 7 R _ 0 4
R 3 7 1
1 K _0 4
P R 2 1 8
1M _ 04
P R 10 9
1 M_ 0 4
P R 7 1
*1 M_ 0 4
P Q2 1A
M T N N 20 N 0 3 Q8
1
3
7
2
8
P C 9 5
2 20 0 p _5 0 V _ X7 R _0 4
P Q6 4 A
MT N N 2 0N 0 3Q 8
1
3
7
2
8
P R 22 4
1 0 K _ 04
S
D
G
P Q6 7 A
M TD N 7 0 0 2Z H S 6 R
2
6
1
P C 2
0 . 1u _ 5 0V _Y 5V _0 6
P Q1 1
* MT N 7 0 0 2Z H S 3
G
D
S
P R 21 9
1 0 0_ 0 4
P C 89
4 7 0p _ 5 0V _ X 7 R _ 0 4
S
D
G
P Q6 7 B
MT D N 7 0 02 Z H S 6 R
5
3
4
P Q6 6 B
M TN N 2 0 N 0 3 Q8
6
5
4
P R 1 1 1
1 M_ 0 4
P Q 63
MT N 70 0 2 Z H S 3
G
D
S
P R 1 2 3
1 0K _ 0 4
P C 2 1 2
47 0 p _5 0 V _ X 7R _ 04
P C 1 11
0 . 1 u _5 0 V _ Y 5 V _ 0 6
P C 9 4
1 0 u _6 . 3 V _ X 5R _ 06
P R 22 2
1 0 K _0 4
P Q 20 A
M TN N 2 0 N 0 3 Q8
1
3
7
2
8
P Q6 5 A
M T N N 20 N 03 Q8
1
3
7
2
8
3. 3 V
3 . 3 V S
5 V
S Y S 1 5V
S Y S 1 5V
3 . 3 V S
V D D 3
S Y S 15 V
V D D 3
V D D 5
S Y S 5 V
5 V
3 . 3V
1 . 5 V
V D D 3
V A
1 . 5 V S
S Y S 15 V
1 . 5 V
V I N
V I N 1
1 . 5 V _ C P U
S Y S 1 5 V
S Y S 5 V
5 V S
S Y S 1 5 V V D D 5
D D _ O N
[ 26 , 2 7 , 32 ]
S U S B #
[ 1 5 , 2 6 , 27 ]
3 . 3V S
[ 3, 9, 1 0 , 1 1, 1 2 , 1 3 , 14 , 1 5 , 16 , 1 7 , 1 8, 1 9 , 2 0, 23 , 2 4 , 25 , 2 7 , 2 8, 2 9 , 3 0, 3 6 ]
V D D 5 [ 26 , 3 2 ]
V D D 3 [ 13 , 2 2 , 2 4, 2 7 , 3 2, 38 ]
D D _ ON # [ 3 0 , 3 3 ]
P W R _ S W # [ 2 7 ]
M_ B T N #
[ 3 0 ]
A P _ O N
[ 30 ]
V I N 1 [ 3 2 ]
3 . 3 V [ 2 , 3 , 8, 1 1 , 1 3 , 14 , 1 5 , 17 , 1 8 , 1 9, 2 0 , 2 2, 23 , 2 6 , 28 , 3 0 , 3 3, 3 4 , 3 5]
V I N
[ 1 1, 30 , 3 2 , 33 , 3 4 , 3 5, 3 6 , 3 7, 3 8 ]
1 . 5V
[ 3, 6 , 8 , 9 , 1 0, 2 0 , 2 6, 28 , 3 3 ]
1 . 5 V S [ 1 9 , 29 ]
5 V [ 2 0, 2 3 , 2 6, 30 , 3 3 , 34 , 3 5 ]
5 V S [ 1 1 , 1 2, 1 9 , 2 0 , 25 , 2 9 , 30 , 3 6 , 3 7]
S Y S 1 5V
[ 32 , 3 4 ]
1 . 5V _ C P U [ 3 , 6 ]
S U S B [ 3 , 6, 33 , 3 4 ]
V A [ 3 8 ]
11/03
P C 2 19
0 . 1 u _1 6 V _ Y 5 V _ 0 4
R 60 4
1 K _ 0 4
C 5 0 6
0. 0 1 u _1 6 V _ X7 R _0 4
D D _O N #
C 2 4 7
0. 0 1 u _1 6 V _ X 7R _ 04
Sheet 31 of 43
5VS, 3VS, 1.05VS,
1.5VS_CPU
Summary of Contents for W270HUQ Series
Page 1: ...W270HUQ Series ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer W270HUQ Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 42: ...Disassembly 2 18 2 Disassembly ...
Page 45: ...Top A 3 A Part Lists Top 灰 色 Figure A 1 Top ...
Page 46: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 47: ...SATA BLU RAY COMBO A 5 A Part Lists SATA BLU RAY COMBO 志精 Figure 3 SATA BLU RAY COMBO ...
Page 48: ...A 6 SATA DVD DUAL A Part Lists SATA DVD DUAL Figure 4 SATA DVD DUAL 志精 ...
Page 49: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 50: ...A 8 LCD A Part Lists ...
Page 95: ...www s manuals com ...