Power Vga Nvvdd - Clevo W251HPQ Service Manual

Schematic Diagrams

Power VGA NVVDD

P R 1 4 2
P R 1 4 1
Sheet 41 of 49
P R 1 4 0
Power VGA NVVDD
P R 1 3 9
B - 42 Power VGA NVVDD
V D D 3
3 V 3_ R U N
P C 11 6 0 . 0 2 2u _ 1 6 V _ X7 R _0 4
P R 1 2 0
1 0 K _ 0 4
P R 12 7 G
0 _ 04
1 0 K _ 1% _ 0 4 P R 1 3 7 1 2 K _ 1% _ 0 4
P C 1 1 5
* 1 00 p _ 5 0V _ N P O_ 0 4
1 1 . 8 K _1 % _ 0 4 P R 1 3 6 1 5 K _ 1% _ 0 4
P R 12 8 P R 2 4 1 0_ 0 6
0 _ 04
1 1 . 5 K _1 % _ 0 4 P R 1 3 5 1 2 K _ 1% _ 0 4
P U 8
uP 61 2 2
1 0 K _ 1% _ 0 4 P R 1 3 4 1 6 . 2 K _1 % _ 0 4
2 1
S E T3 6 G N D 2 0
S E T 3 P H A S E
S E T2 7 1 9
8 S E T 2 LG 1 8
S E T1
S E T 1 V C C
S E T0 9 1 7
S E T 0 R T
P R 1 3 3 1 K _ 1 %_ 0 4 1 0 1 6
F B C S P
P C 12 0 0 . 0 1 u_ 5 0 V _ X7 R _0 4
P R 13 8
2 2_ 0 4 C S N _N V V D D
P C 1 1 7
P C 1 1 8 V D D 3
P R 1 3 2
*0 _ 04 4 7 p _5 0 V _ N P O_ 0 4
P R 1 25
P R 1 2 9 1 0 0 K _1 % _ 0 4
1 0 0 K _ 04
P J1 4
2 1
* 4 0m i l
P J1 3
2 1 P R 1 26
1 0 0 K _ 04
* 4 0m i l
1 6 N V V D D _V I D 0
1 6 N V V D D _V I D 1
P R 1 22
1 0 0 K _ 04
3 V 3_ R U N
P R 11 9 1 0 K _ 0 4
V D D 3
P R 1 2 1 P J 12
1 2
P C 1 1 4
10 K _ 0 4 *4 0 m i l
*2 2 0 0p _ 5 0 V _X 7 R _ 0 6
1.N12P-GS? ,? ? 0.975V
N 12 P- GS 0. 97 5V
N VV DD _VI D0 0
N VV DD _VI D1 0
SE T0
N12P-GS
PR 139
11 .8K
P R 57
1 0 K _ 04
PR 134
15 K
P S _ N V V D D _ P GO OD # 3 7
P Q3 1
MT N 70 0 2 Z H S 3
5 V
P D 1 1 P C 2 P C 1
R B 0 5 4 0S 2 4. 7 u _ 25 V _ X 5 R _ 0 8 4. 7 u _ 2 5V _ X 5 R _ 0 8
12/22
P Q3 0 P Q2 9
EMI? ? ? ? ,? noise MD U 2 6 57 M D U 2 65 7
P C 1 1 0 P C 1 1 3 G G
0 . 1u _ 1 0V _X 7 R _ 0 4
P Q3 3 P Q3 4 P Q3 2
P R 1 16 MD U 2 6 54 M D U 2 65 4 M D U 2 65 4 P D 1 2 P D 13
P R 1 1 7
5 . 1 _ 0 6
G G G
3 3 K _ 1% _ 0 4
P C 1 0 9
C9 90 31 7
22 0 p _ 50 V _ N P O_ 0 4
9 /6 EMC DVT re quest
C S P _ N V V D D
C S N _N V V D D
P J 1 5
2 1
* 40 m i l
P R 1 4 6 0 _0 4
P R 1 4 5 *0 _ 0 4
P R 1 4 4 *0 _ 0 4
12/17 PWR CHA NGE
P R 1 4 3 *0 _ 0 4
1 1, 1 8 , 2 7 , 30 , 3 4 , 3 5, 3 6 , 3 7 , 4 2
2.N12P-GV2 Default? ? 0.95V
1. 0V 0 .8 25 V 0. 8V N 12 P- GV 2 0 .9 5V 0. 97 5V
0 1 1 N VV DD _V ID 0 0 0
1 0 1 N VV DD _V ID 1 0 1
SE T2 S ET 1 SE T3 S ET 0 SE T2
N12P-GV2
PR141 PR140 PR1 42 PR139 P R141
12.7K 10K 10K 10K 1 1.8K
PR136 PR135 PR1 37 PR134 P R136
15K 12.7K 12K 16.2K 15K
V I N
P C 5 P C 3 P C 4
4. 7 u _ 2 5V _ X 5 R _ 0 8 4. 7u _ 2 5V _X 5 R _ 0 8 4. 7u _ 2 5V _X 5 R _ 0 8
P L 4
N12P_VGA
* TM P C 1 0 0 4 H -R 36 M -Z 0 1
1 2
12/22
? rippl e
P L 3 V G A _ V C O R E
31A
B C I H 1 3 6 7H C -R 8 2 M noise
1 2 1
P C 2 1 3 P C 2 1 4 P C 2 1 5 P C 2 16
+ + +
P R 1 3 0 P R 1 31
0_ 0 4 0 _ 0 4
P R 1 2 4
12 K _ 1 % _ 04
P C 1 0 7
0 . 1 u _2 5 V _ X 7R _ 06 P C 1 1 2
*0 . 1 u _1 0 V _ X 5 R _ 0 4
P R 1 1 8 2 K _ 1% _ 0 4
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
1 7 N V V D D
1 2 , 1 6 , 3 7 3 V 3 _R U N
2 5 , 2 8 , 29 , 3 1 , 3 5, 37 , 3 8 5 V
V D D 3
1 1, 3 5 , 3 6 , 37 , 3 8 , 3 9, 40 , 4 2 V I N
0. 85 V 0 .8 V
1 1
0 1
S ET 1 S ET 3
PR1 40 PR142
11. 5K 10K
PR1 35 PR137
12K 12K
P J 1 N V V D D
2
*O P E N -8m m
+