Schematic Diagrams
B - 42 Power VGA NVVDD
B.Schematic Diagrams
Power VGA NVVDD
12K
N12P-GS
11.8K
10K
SE T0
15K
SE T2
S ET 1
SE T3
S ET 0
12K
PR134
PR141
SE T2
PR140
PR139
PR142
10K
S ET 3
10K
16.2K
N12P-GV2
PR136
PR137
PR135
S ET 1
+
P C 2 1 3
*
100u
_6.
3
V
_B
_A
5 V
V I N
+
P C 2 1 4
*1
00u
_
6.
3
V
_B
_A
12/17 PWR CHANGE
12/22
EMI? ? ? ? ,? noise
P R 2 4 1
0_ 0 6
1
N 12 P- GV 2
1
N VV DD _V ID 0
0. 85 V
0 .8 V
1
0
0 .9 5V
0. 97 5V
N VV DD _V ID 1
0
1
0
0
2.N12P-GV2 Default? ? 0.95V
C S N _N V V D D
CS
P
_
N
V
V
D
D
PR134
PR136
PR142
PR141
PR135
PR139
PR137
S E T0
S E T3
PR140
EN
_
V
G
A_
C
O
R
E
31A
C9 90 31 7
S E T1
S E T2
N12P_VGA
9/6 EMC DVT request
V D D 3
3 V 3_ R U N
V D D 3
N V V D D
V G A _ V C O R E
3 V 3_ R U N
V D D 3
N VV DD _VI D0
0. 97 5V
N 12 P- GS
0
0
1
1.N12P-GS? ,? ? 0.975V
0
1. 0V
0
0. 8V
1
0 .8 25 V
1
1
N VV DD _VI D1
N V V D D _V I D 0
1 6
N V V D D _V I D 1
1 6
P S 1 _ V D D _ S E N S E
1 2
P S 1 _ GN D _ S E N S E
1 2
12/22
? ripple
noise
P C 2 1 5
*2
2u
_6
.3V
_X
5
R
_0
8
P C 2 16
*2
2u
_
6
.3
V
_
X
5R
_
0
8
P C 1 1 2
*0 . 1 u _1 0 V _ X 5 R _ 0 4
12.7K
12.7K
15K
11.8K
12K
11.5K
10K
15K
P R 1 3 5
1 2 K _ 1% _ 0 4
P R 1 4 0
1 1 . 5 K _1 % _ 0 4
3 V 3 _R U N
1 2 , 1 6 , 3 7
N V V D D
1 7
V I N
1 1, 3 5 , 3 6 , 37 , 3 8 , 3 9, 40 , 4 2
5 V
2 5 , 2 8 , 29 , 3 1 , 3 5, 37 , 3 8
V D D 3
1 1, 1 8 , 2 7 , 30 , 3 4 , 3 5, 3 6 , 3 7 , 4 2
P R 1 3 3
1 K _ 1 %_ 0 4
P C 1
4. 7 u _ 2 5V _ X 5 R _ 0 8
P Q3 0
MD U 2 6 57
G
D
S
P J 1 5
* 40 m i l
1
2
P C 12 0
0 . 0 1 u_ 5 0 V _ X7 R _0 4
P C 5
4. 7 u _ 2 5V _ X 5 R _ 0 8
P R 57
1 0 K _ 04
P
C
11
9
0.
1
u_
16
V
_Y
5V
_
04
P R 11 9
1 0 K _ 0 4
P R 1 3 0
0_ 0 4
P Q2 9
M D U 2 65 7
G
D
S
P R 1 4 6
0 _0 4
P R 1 4 4
*0 _ 0 4
P R 1 4 3
*0 _ 0 4
P Q3 1
MT N 70 0 2 Z H S 3
G
D
S
P R 1 16
3 3 K _ 1% _ 0 4
+
P
C
121
560
u_2
.5V
_6.
6*
6.
6
*
5.
9
P R 1 31
0 _ 0 4
P R 12 8
0 _ 04
P R 1 3 7
1 2 K _ 1% _ 0 4
P R 1 3 2
*0 _ 04
P Q3 4
M D U 2 65 4
G
D
S
P R 1 2 0
1 0 K _ 0 4
P L 3
B C I H 1 3 6 7H C -R 8 2 M
1
2
P R 1 4 1
1 1 . 8 K _1 % _ 0 4
P R 1 26
1 0 0 K _ 04
P S _ N V V D D _ P GO OD #
3 7
P C 1 1 4
*2 2 0 0p _ 5 0 V _X 7 R _ 0 6
P D 1 1
R B 0 5 4 0S 2
A
C
P C 11 6
0 . 0 2 2u _ 1 6 V _ X7 R _0 4
P C 4
4. 7u _ 2 5V _X 5 R _ 0 8
P D 13
CS
O
D
1
4
0S
H
A
C
P R 12 7
0 _ 04
P C 1 1 8
4 7 p _5 0 V _ N P O_ 0 4
P R 1 3 4
1 6 . 2 K _1 % _ 0 4
P C 1 1 0
1
u_
6
.3
V
_
Y5
V_
0
4
P R 1 22
1 0 0 K _ 04
P R 13 8
2 2_ 0 4
P R 1 4 2
1 0 K _ 1% _ 0 4
P C 1 1 7
0.
01
u_
5
0V
_
X
7R
_04
P C 1 1 3
0 . 1u _ 1 0V _X 7 R _ 0 4
P J 12
*4 0 m il
1
2
P R 1 3 9
1 0 K _ 1% _ 0 4
P C 1 1 5
* 1 00 p _ 5 0V _ N P O_ 0 4
P J 1
*O P E N -8m m
1
2
+
P
C
122
560
u_2
.5
V
_6.
6*
6.
6
*
5.
9
P C 3
4. 7u _ 2 5V _X 5 R _ 0 8
P R 1 2 1
10 K _ 0 4
P R 1 1 7
5 . 1 _ 0 6
P J1 3
* 4 0m i l
1
2
P D 1 2
*S
K
3
4
S
A
A
C
P C 1 0 9
22 0 p _ 50 V _ N P O_ 0 4
P U 8
uP 61 2 2
BO
O
T
1
UG
2
PO
K
3
SS
4
EAP
5
S E T 3
6
S E T 2
7
S E T 1
8
S E T 0
9
F B
1 0
CO
M
P
11
VI
D
0
12
VI
D
1
13
EN
/PSM
14
CS
N
15
C S P
1 6
R T
1 7
V C C
1 8
LG
1 9
P H A S E
2 0
G N D
2 1
P R 1 3 6
1 5 K _ 1% _ 0 4
P R 1 4 5
*0 _ 0 4
P J1 4
* 4 0m i l
1
2
P Q3 3
MD U 2 6 54
G
D
S
P R 1 2 4
12 K _ 1 % _ 04
P C 2
4. 7 u _ 25 V _ X 5 R _ 0 8
P R 1 25
1 0 0 K _ 04
P R 1 2 9
1 0 0 K _1 % _ 0 4
P R 1 1 8
2 K _ 1% _ 0 4
P C 1 0 7
0 . 1 u _2 5 V _ X 7R _ 06
P Q3 2
M D U 2 65 4
G
D
S
P L 4
* TM P C 1 0 0 4 H -R 36 M -Z 0 1
1
2
C S N _N V V D D
C S P _ N V V D D
Sheet 41 of 49
Power VGA NVVDD
Summary of Contents for W251HNQ
Page 1: ...W251HPQ W251HPQ C W251HNQ W251HNQ C W255HP W255HN W258HPQ W258HPQ C W258HNQ ...
Page 2: ......
Page 24: ...Introduction 1 12 1 Introduction ...
Page 44: ...A 4 Top W255HP W255HN A Part Lists Top W255HP W255HN 灰色 非耐落 Figure A 2 Top W255HP W255HN ...
Page 46: ...A 6 Bottom A Part Lists Bottom Figure A 4 Bottom ...
Page 47: ...SATA BLU RAY COMBO A 7 A Part Lists SATA BLU RAY COMBO 非耐落 志精 Figure A 5 SATA BLU RAY COMBO ...
Page 48: ...A 8 DVD DUAL A Part Lists DVD DUAL Figure A 6 DVD DUAL 非耐落 志精 ...
Page 49: ...LCD A 9 A Part Lists LCD 頭厚 非耐落 中性 Figure A 7 LCD ...
Page 50: ...A 10 A Part Lists ...
Page 103: ...www s manuals com ...