5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
1.05DX_VCCSTG
1A
NOTE:
1.05DX_VCCSTG Ton need <65us
M5938 TURON-ON TIME=60us
VCCSFR_OC Combine with
3.3VA(U16)
1.8VA
?
DEFAULT
SHORT
DEFAULT
SHORT
Rubband
2019/12/27
Rubband
2019/12/26
Rubband
2019/12/28
Rubband
2019/12/30
Rubband
2020/01/07
VOUT1_U140
VCCSTG_EN
VCCSTG_EN
1.8VA_PGD
8A
PS_1V8_PFM
VDD1.05
1.05DX_VCCSTG
5V
VDD3
VDD3
3.3VA
VIN
1.8VA
VREG5
3.3VA
1.8VA
VREG5
GPP_J1
32,42
SUSB#
22,25,27,33,35,41,42,44
VCCSTG
_EN
39,
42
1.8VA_PGD
42
SLP_SUS#
34,39,42
VDD1.05
29,30,42
VDD3
4,24,25,27,30,32,33,34,36,38,39,40,41,42,43,46,49,50,51,52,53,54,55
1.05DX_VCCSTG
4,6
5V
22,35,37,41,42,44,52
3.3VA
4,24,25,26,27,30,32,38,42
VREG5
43
1.8VA
30,55
VIN
22,27,41,42,43,44,45,46,48,49,54
PW R_SRC_NV_FB
52,53,54
DDR 1.35V_PW RGD
42,44
Title
Size
Document Number
R e v
Date:
Sheet
o f
6-71-NP500-D02
D02
[47]1.05DX_VCCSTG/VCCSFR_OC/1.8
A3
47
59
Monday, February 24, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
N18P
Title
Size
Document Number
R e v
Date:
Sheet
o f
6-71-NP500-D02
D02
[47]1.05DX_VCCSTG/VCCSFR_OC/1.8
A3
47
59
Monday, February 24, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
N18P
Title
Size
Document Number
R e v
Date:
Sheet
o f
6-71-NP500-D02
D02
[47]1.05DX_VCCSTG/VCCSFR_OC/1.8
A3
47
59
Monday, February 24, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
N18P
PR112
0_06
POW ER 1.8VA
PC266
22u
_6.3
V
_X5R_06
POW ER 1.8VA
PR281
10K_1%_04
POW ER 1.8VA
C715
*0.1
u_10V_
X
7R_04
POW ER VCCSGT
PR277
10K_1%_04
POW ER 1.8VA
PR270
180K_1%_04
POW ER 1.8VA
U29
FA7609A6
POW ER VCCSGT
NC
3
GND
1
VIN
2
VOUT
4
VBIAS
5
ON
6
PC268
22u
_6.3
V
_X5R_06
POW ER 1.8VA
PC273
4.7u_6.3V_X5R_04
POW ER 1.8VA
R145
*0_04
POW ER VCCSGT
Q45
*2SK3018S3
POW ER VCCSGT
G
D
S
+
PC257
4.
7u_25
V_X5R_08
POW ER 1.8VA
PC272
0.1u_16V_X7R_04
POW ER 1.8VA
C709
0.
1u_10
V_X7R_04
POW ER VCCSGT
PC267
22u
_6.3
V
_X5R_06
POW ER 1.8VA
Q51
*2SK3018S3
POW ER VCCSGT
G
D
S
+
PC258
4.
7u_25
V_X5R_08
POW ER 1.8VA
PC264
22u
_6.3
V
_X5R_06
POW ER 1.8VA
PL19
BCIHP5420HC-1ROM
POW ER 1.8VA
1
2
PR113
10K_04
POW ER 1.8VA
PC274
100p_50V_NPO_04
POW ER 1.8VA
PC259
0.
1u_25
V_X5R_04
POW ER 1.8VA
PC265
*22u_6
.3V_
X5R_06
POW ER 1.8VA
C702
*10u_6
.3V_
X5R_06
POW ER VCCSGT
PJ40
*1mm
POW ER VCCSGT
1
2
R139
20K_1%_04
POW ER VCCSGT
PC275
2200p_50V_X7R_04
POW ER 1.8VA
R697
0_04
POW ER VCCSGT
C398
180
p_50V_
N
P
O
_04
POW ER VCCSGT
PJ20
*CV-40mil
POW ER 1.8VA
1
2
PR279
*6.8K_1%_04
POW ER 1.8VA
PC228
*0.1u_10V_X7R_04
POW ER VCCSGT
PJ19
*1mm
POW ER 1.8VA
1
2
PR273
10K_1%_04
POW ER 1.8VA
PR280
*10K_04
POW ER 1.8VA
C704
1u_
6.3V
_X5R_02
POW ER VCCSGT
R696
*0_04
POW ER VCCSGT
R532
*100_04
POW ER VCCSGT
PR274
4.99K_1%_04
POW ER 1.8VA
U26
SN74LV1T08DCKR
POW ER VCCSGT
1
2
5
4
3
R496
*100K_04
POW ER VCCSGT
PR282
15K_1%_04
POW ER 1.8VA
PR278
*10K_1%_04
POW ER 1.8VA
PC263
*680p_50V_X7R_04
POW ER 1.8VA
PU25
AOZ2261NQI-11
POW ER 1.8VA
1
PGOOD
2
EN/DSG
3
PFM*
4
AGND
5
FB
6
TON
7
VIN
8
VIN
9
VIN
10
SW
11
SW
12
PGND
13
PGND
14
PGND
15
PGND
16
SW
17
SW
18
SW
19
ISET
20
BST
21
VCC
22
VIN
23
SS
24
VIN
25
SW
PC55
0.1u_16V_X7R_04
POW ER 1.8VA
PR283
0_06
POW ER 1.8VA
Sheet 47 of 59
1.05DX_VCCSTG,
VCCSFR_OC,
1.8VA
Schematic Diagrams
B - 48 1.05DX_VCCSTG, VCCSFR_OC, 1.8VA
B.Schematic Diagrams
1.05DX_VCCSTG, VCCSFR_OC, 1.8VA
Summary of Contents for NP50DB
Page 1: ...NP50DB NP50DE ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer NP50DB NP50DE Service Manual ...
Page 24: ...Introduction 1 12 1 Introduction ...
Page 41: ...Top A 3 A Part Lists Top Figure A 1 Top ...
Page 42: ...A 4 Bottom A Part Lists Bottom Figure A 2 Bottom ...
Page 43: ...Main Board A 5 A Part Lists Main Board Figure A 3 Main Board ...
Page 44: ...A 6 HDD A Part Lists HDD Figure A 4 HDD ...
Page 45: ...LCD A 7 A Part Lists LCD Figure A 5 LCD ...
Page 46: ...A 8 A Part Lists ...