Schematic Diagrams
NVIDIA GPIO Level Shift B - 19
B.Schematic Diagrams
NVIDIA GPIO Level Shift
Sheet 18 of 63
NVIDIA GPIO Level
Shift
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
A
A
B
B
C
C
D
D
NVIDIA GPIO LEVEL SHIFT
1V8_AON
GC6 2.1 Control Signals
1.1V8_MAIN_EN
2.GC6_FB_EN
3.GPU_EVENT#
4.GPU_PEX_RST_HOLD#
5.SYS_PEX_RST_MON#
GPU
1V8_MAIN_EN
GC6_FB_EN
VR Complex
1V8_AON
1V8_MAIN
NVVDD
PEX&1.05V
NVVDDS
EC/PCH
GPU_PWR_EN
GPU_EVENT#
GPU_RST#
PLATFORM_RST#
SYS_PEX_RST_MON#
GPU_PEX_RST_HOLD#
GPU_PEX_RST#
FBVDD/Q
FROM 8330B_RE
DP_E
1V8 in 3V3 out
GC6 2.1 - VR Complex
1. GPU_PWR_EN
2. 1V8_MAIN_EN
3. GC6_FB_EN
GPU
GPU_PWR_EN
(SYSTEM)
1V8_AON
1V8_AON
1V8_MAIN_EN
1V8_MAIN
PEX&1.05V
NVVDD
FBVDD/Q
EN
EN
EN
EN
EN
PGOOD
PGOOD
PGOOD
PGOOD
GC6_FB_EN
PGOOD
DG P.93 note: t1(from 1V8_RUN_EN to PEX_VDD/NVVDD_PG) must NOT exceed 4ms.
N17E
FBVDDQ
POWER ON SEQUENCE
POWER OFF SEQUENCE
GPPG8_PCH_1V8RUN_EN (GPP_G8) (1V8_MAIN)
GPPG9_PCH_NV3V3_EN (GPP_G9) (NV3V3)
GPPG10_PCH_NVVDD_EN (GPP_G10) (NVVDD)
GPPG11_PCH_NVVDDS_EN (GPP_G11) (NVVDDS)
GPPG0_PCH_PEXVDD_EN (GPP_G0) (PEX_VDD)
net PCH_GPIO Voltage
DGPU_PWR_EN (GPP_F23) (1V8_AON)
POWER RAIL
State in GC6
1V8_AON
1V8_MAIN
PEX&1.05V
NVVDD
ON
OFF
OFF
OFF
FBVDD/Q
ON
NVVDDS
OFF
D02
D02
3.3VS
3.3VS
3.3VS
3.3VS
1V8_AON
3.3VS
1V8_AON
10,16,17,28,53,54,55,56
GPIO4_1V8_MAIN_EN
16,17
DGPU_PWRGD
17,55
DGPU_PWRGD_R
28
GPIO4_1V8_MAIN_EN_R
27
3.3VS
8,9,17,20,21,22,23,24,26,27,28,29,30,32,34,35,38,39,40,41,42,43,44,49,53,54,55,56
MDP_E_HPD
21,28
IFPE_HPD_R#
16
GC6_FB_EN
17,28,42
GPIO1_GC6_FB_EN
16
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85H0-D01
D01
[18] NVIDIA GPIO LEVEL SHIFT
A3
18
63
Tuesday, October 11, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85H0-D01
D01
[18] NVIDIA GPIO LEVEL SHIFT
A3
18
63
Tuesday, October 11, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
Title
Size
Document Number
R e v
Date :
Sheet
o f
6-71-N85H0-D01
D01
[18] NVIDIA GPIO LEVEL SHIFT
A3
18
63
Tuesday, October 11, 2016
ᙔ!Ϻ!ႝ!တ!!DMFWP!DP/
SCHEMATIC1
R761
100K_04
C868
0.1u_10V_X7R_04
S
D
G
Q63B
*MTDK3S6R
5
3
4
Q65
BTN3904
M-SOT23-CBE
B
E
C
U177
SN74LV1T08DCKR
1
2
5
4
3
R838
0_04
R762
100K_04
S
D
G
Q64B
MTDK3S6R
5
3
4
S
D
G
Q64A
MTDK3S6R
2
6
1
R760
10K_04
R763
100K_04
C870
220p_50V_NPO_04
S
D
G
Q63A
*MTDK3S6R
2
6
1
R757
*100K_04
R764
100K_04
R758
*100K_04
R759
*100K_04
Summary of Contents for N870HK1
Page 1: ...N870HK1 ...
Page 2: ......
Page 3: ...Preface I Preface Notebook Computer N870HK1 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 ...
