Schematic Diagrams
NVVDD1 B - 57
B.Schematic Diagrams
NVVDD1
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
Remote sense close to load point
R9/R19/R14/R15 close to GPU
R11(PTC) close to hot area you concern
Load Line
Vboot
IccMax
128A
300A
TDC
0mohm
+NVVDD
0.8V
VID in 24h
High
VID in 21h
Vout
PWMVID
Hi-Z
Low
VID in 1Fh
Push Pull
EN Type
NS
10k
R3
Open Drain
Hi-Z
High Phase Count
Auto Power Mode
High
Mode
Low
PSI
Low Phase Count
D02_102518_Power
D02_102518_Power
1V8_AON
AGND_MP2886AAGND_MP2886A
NVVDD
NV3V3
NV3V3
VDD3
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
AGND_MP2886A
PWR_SRC_NV
AGND_MP2886A
VDD3
1V8_AON
NVVDD
19,20,25,57
3.3VS
8,9,23,24,27,28,29,30,31,32,33,34,35,38,39,40,42,43,44,45,47,48,52,59,70,71
5VS
27,29,31,43,44,45,46,47,70,71,72
1V8_RUN
10,11,21,23,60
1V8_AON
10,12,13,14,15,17,18,20,21,22,23,24,25,59,60,72
VDD3
4,23,30,31,33,36,39,40,42,44,45,46,47,48,49,52,53,55,57,58,59,60,63,70,71,72
NV3V3
10,23,29,59,60,72
VIN
28,33,47,48,49,50,51,52,53,54,55,57,72
NV_NVVDD_EN
24,57
NVVDD_PHASE4_PWM
57
NVVDD_PHASE3_PWM
57
NVVDD_PHASE2_PWM
57
NVVDD_PHASE1_PWM
57
NVVDD_DRMOS_VTEMP
57
NVVDD_PHASE4_CS
57
NVVDD_PHASE3_CS
57
NVVDD_PHASE2_CS
57
NVVDD_PHASE1_CS
57
SMD_BAT
24,45,52,55
SMC_BAT
24,45,52,55
NVVDD_PWRGD
10,24
I2CC_SDA_PP
23,24,59
I2CC_SCL_PP
23,24,59
GPU_GND_SENSE
25
GPU_NVVDD_SENSE
25
GPIO6_NVVDD_PSI#_R
23
GPIO0_NVVDD_PWM_VID
23
EC_GPIO
24,45,52,59
I2C2_SDA
38,59
I2C2_SCL
38,59
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[56] NVVDD1
A2
56
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[56] NVVDD1
A2
56
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
Rev
Date:
Sheet
of
6-71-NH5D0-D02
D02
[56] NVVDD1
A2
56
74
Friday, February 07, 2020
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
PR149 *0_04
PR168
*0_04
PR163
*100_04
NTC1
EW
T
F
02-1
04F
4
F
-N
1
2
PR142 61.9K_1%_04
PR141 3.32K_1%_04
PR158
100_04
PR11
*0_04
PR156
10K_04
PC15
0.01u_50V_X7R_04
PC117
100
0p_50V
_X7R
_04
PR12
*0_04
PD4
MDL914S2
A
C
PC142
0.01u_50V_X7R_04
PR154
0_04
PR133
1.5M_1%_04
PR1
1K_1%_04
PR136 0_04
PR2
1K_1%_04
PR152
10K
_1%_0
4
PR5
0_04
PR144 150_1%_04
PR3
1K_1%_04
PR177
0_04
PR162
10K
_1%_0
4
PR157
100_04
PR132 0_04
PR161
0_04
PR137 549_1%_04
PR134 0_04
PR4
1K_1%_04
PR173
0_04
PR138 0_04
PC8
1u_16V_X7R_06
PR131 0_04
PR176
*100_04
PR19
0_04
PR175 4.7K_04
PR139
8.45K_1%_04
PR140
2.94K_1%_04
PR14
4.99K_1%_04
PR155
0_04
PC116
1u_16V_X7R_06
PC143
*1uF_25V_X7R_06
PR167
*0_04
PR165
*1
0K_1%
_04
PR147
*10K_04
PR18
0_04
PU10
MP2884AGU-1309-Z
TALERT#
1
SD
A
34
NC
13
NC
15
PW
M
1
11
CS
2
19
CS
1
20
CS
3
18
IMON
25
T4
27
VDIFF
28
T5
30
SC
L
35
EN
36
PSI
37
PGO
O
D
38
T1
2
T2
3
T3
4
NC
5
NC
6
NC
7
PWM4
8
PWM3
9
IREF
26
TS
N
S
/B
O
O
T
33
VOR
T
N
32
PW
M
V
ID
39
VT
EM
P
40
ADDR
24
VDD18
23
VINSEN
22
CSSUM
21
CS
4
17
NC
16
NC
14
VD
D
3
3
12
PWM2
10
VOS
E
N
31
VFB
29
AGN
D
41
PR166
*0_04
PC128
*1000p_50V_X7R_04
PR135
100K_1%_04
PC119
1000p_50V_X7R_04
MP2886A_VINSEN
MP2886A_VDD18
MP2886A_VDD18
MP2886A_IMON
MP2886A_IREF
MP2886A_VDIFF
MP2886A_VFB
M
P
2886
A_VOR
T
N
M
P
2886
A_VOS
E
N
M
P
2886
A_T
S
N
S
MP2886A_PWM4
M
P
2886
A_SC
L
M
P
2886
A_SD
A
M
P
2886
A_EN
MP2886A_VTEMP
M
P
2886
A_PSI
MP2886A_PWMVID
NVVDD_TALERT#
MP2886A_PWM3
MP2886A_PWM2
MP2886A_PWM1
M
P
2886
A_VD
D
3
3
MP2886A_CSSUM
PWR_SRC_NV
MP2886A_VDD18
Sheet 56 of 67
NVVDD1
Summary of Contents for NH77DBQ
Page 1: ...NH77DBQ NH77DEQ ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer NH77DBQ NH77DEQ 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 ...