Schematic Diagrams
B - 26 POWER 1.5V/ 0.75V
B.Schematic Diagrams
POWER 1.5V/ 0.75V
PC
7
4
22
00
p_5
0V
_X
7R
_06
P R 5 0
5 . 1 _ 0 6
Z 26 2 1
P R 6 4
1 0 K _ 1 %_ 0 6
P R 6 0
1 0 0 K _ 0 4
P D 1 2
R B 0 5 40 S 2
A
C
P U 4
u P 6 1 63
V T T GN D
1
V L D O I N
2 3
V T T
2 4
V T T S N S
2
G N D
3
MO D E
4
V T T R E F
5
V C C 5
1 4
P G O OD
1 3
S 5
1 1
S 3
1 0
V D D Q S E T
9
V D D Q S N S
8
C O MP
6
C S
1 6
P G N D
1 8
D R V L
1 9
L L
2 0
D R V H
2 1
V B S T
2 2
P V C C 5
1 5
C S _G N D
1 7
NC
7
NC
12
GN
D
25
P R 68
* 2 2 _0 4
P
C
66
*0.
1u
_50V
_
Y
5V
_0
6
P J 7
* OP E N _ 2 A
1
2
PC
6
8
*
4
.7
u
_2
5
V_
X5
R
_0
8
P R 6 2
*1 0 K _ 1 % _ 04
P Q 2 3
MD S 2 6 5 9
4
6
2
7
3
8
5
1
P R 5 2
0 _ 0 6
P C 8 6
0. 1u _ 1 6 V _ Y 5 V _ 0 4
P R 5 7
0 _ 0 6
P
C
67
*4.
7u
_25V
_
X
5R
_0
8
P Q 2 6
*M T N 7 0 0 2 Z H S 3
G
D
S
P
C
77
0.
01
u
_16V
_
X
7R
_
04
P C 8 0
0 . 1 u _ 10 V _ X 7 R _ 0 4
P C 7 1
1 0 u _ 10 V _Y 5 V _ 0 8
P R 6 5
4 7K _0 4
P
C
75
0.
1u_
16V
_Y
5V
_0
4
P Q 2 4
MD S 2 6 5 5
4
6
2
7
3
8
5
1
PC
8
4
*1000
p_50V
_X
7R
_04
P R 5 8
0 _ 0 6
P C 85
0 . 1 u_ 1 6 V _ Y 5 V _ 0 4
P D 1 3
* S K 3 4 S A
A
C
P C 7 3
* 10 u _ 1 0 V _ Y 5 V _ 0 8
P Q 2 8
* MT N 7 00 2 Z H S 3
G
D
S
P L 4
1 . 0 U H _ 1 0 *1 0 *4 . 5
1
2
P Q 2 9
M TN 7 0 0 2Z H S 3
G
D
S
P J 8
* O P E N _ 8 A
1
2
P Q 2 5
MT N 70 0 2 Z H S 3
G
D
S
P J 9
*6 m i l
1
2
+
PC
7
9
5
60u_
2
.5V
_6
.6*
6.
6
*
5.
9
+
PC
7
6
*56
0u_2
.5V
_6.
6*
6.
6*
5.
9
P R 6 7
1 0 0K _0 4
P R 6 3
1 0K _1 % _ 0 6
P C 8 2
1u_10
V
_Y
5V
_06
P R 4 8
0 _ 0 6
P R 4 9
0 _ 06
P R 56
2 . 2 _0 4
P R 6 9
*1 0 0 K _ 0 4
P R 5 3
*0 _ 0 4
P C 7 2
1 0 u _ 10 V _ Y 5 V _ 08
P C 7 0
0 . 1 u _ 10 V _ X 7 R _0 4
P R 47
0 _ 0 6
P Q 27
M TN 7 0 02 Z H S 3
G
D
S
PC
8
3
*
10
00p
_50
V
_X
7R
_
04
P C 8 1
1u_1
0
V
_Y
5V
_06
P
R
59
*10
_04
P C 6 9
10 u _ 1 0V _ Y 5 V _ 0 8
P R 5 4
1 0 K _ 1 % _ 06
P R 5 5
*0 _ 0 4
P R 6 6
1 0 0 K _ 04
5 V
V D D Q
V D D Q
5 V
5V
5 V
V I N
5 V
V TT _ M E M
1 . 5 V
V D D Q
5 V
3 . 3 V
V T T _ ME M
5 V
S U S C #
8 , 2 0, 23
D D _O N #
2 2 , 2 3, 26
D D R 1 . 5 V _ P W R G D 1 1 , 2 8
S U S B
2 3 , 2 6, 2 7
1 . 5 V E N
+1 . 5 S _ C P U _ P W R G D
S U S B
V TT E N
S U S B
10A
1.5V
D D R 1 . 5 V _ P W R G D
Sheet 25 of 43
POWER 1.5V/ 0.75V
Summary of Contents for W270BUQ Series
Page 1: ...W270BUQ Series ...
Page 2: ...Preface I Preface Notebook Computer W270BUQ Service Manual ...
Page 23: ...Introduction 1 12 Mainboard Overview Bottom Connectors 1 Introduction ...
Page 38: ...Top A 3 A Part Lists Top 灰色 尚盟 Figure A 1 Top ...
Page 39: ...A 4 Bottom 9W A Part Lists Bottom 9W Figure A 2 Bottom ...
Page 40: ...Bottom 18W A 5 A Part Lists Bottom 18W Figure A 3 Bottom ...
Page 41: ...A 6 SATA DVD DUAL A Part Lists SATA DVD DUAL 志精 Figure 4 SATA DVD DUAL ...
Page 42: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 43: ...A 8 LCD A Part Lists ...
Page 73: ...Schematic Diagrams B 30 APU CORE NB CORE B Schematic Diagrams ...
Page 76: ...www s manuals com ...