Nvidia Gpio Level Shift - Clevo NP50DB Service Manual

NVIDIA GPIO Level Shift

5
D
GC6_FB_EN
VR Complex
1V8_MAIN_EN
C GPU_PWR_EN
GPU_EVENT#
GPU GPU_RST#
SYS_PEX_RST_MON#
PLATFORM_RST#
GPU_PEX_RST_HOLD#
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_PEX_RST#
GPU_PWR_EN
B EN PGOOD
GC6 2.1 - VR Complex
(SYSTEM)
1. GPU_PWR_EN
1V8_AON
2. 1V8_MAIN_EN
1V8_AON
3. GC6_FB_EN
PGOOD
EN
1V8_MAIN_EN 1V8_MAIN
GPU
A
GC6_FB_EN
5
4 3
NVIDIA GPIO LEVEL SHIFT
3.3VS
R439
100K_04
1V8_AON
28 DGPU_PW RGD_R NV
Q40A
1V8_MAIN
MTDK3S6R
D
NVVDD NV
G 2
S
NVVDDS
PEX&1.05V
FBVDD/Q
R438 *0_04
NV
EC/PCH POWER RAIL
1V8_AON
1V8_MAIN
PEX&1.05V
NVVDD
NVVDDS
FBVDD/Q
net PCH_GPIO
DGPU_PWR_EN (GPP_F23)
GPPG8_PCH_1V8RUN_EN (GPP_G8)
GPPG9_PCH_NV3V3_EN (GPP_G9)
EN PGOOD
PEX&1.05V
GPPG10_PCH_NVVDD_EN (GPP_G10)
GPPG11_PCH_NVVDDS_EN (GPP_G11)
EN PGOOD
GPPG0_PCH_PEXVDD_EN (GPP_G0)
NVVDD
EN PGOOD
8,9,16,17,21,22,23,24,25,26,27,28,29,32,33,34,36,37,38,39,41,42,44,46
FBVDD/Q
4 3
2
3.3VS
3.3VS 3.3VS
R467
100K_04
NV
R441 R443
32 GPIO4_1V8_MAIN_EN_R
100K_04 100K_04
Q41A
MTDK3S6R
NV D NV
Q40B NV
D MTDK3S6R G 2
NV S Q41B
G 5 D MTDK3S6R
DGPU_PW RGD 53
S NV
G 5
S
R466 *0_04
NV
State in GC6
ON
OFF
OFF
OFF
OFF
ON
DG P.93 note: t1(from 1V8_RUN_EN to PEX_VDD/NVVDD_PG) must NOT exceed 4ms.
N17E
POWER ON SEQUENCE POWER OFF SEQUENCE
Voltage
(1V8_AON)
(1V8_MAIN)
(NV3V3)
(NVVDD)
(NVVDDS)
(PEX_VDD)
FBVDDQ
3.3VS
Title Title Title
[18] NVIDIA GPIO LEVEL SHIFT [18] NVIDIA GPIO LEVEL SHIFT [18] NVIDIA GPIO LEVEL SHIFT
Size Size Size Document Number Document Number Document Number
6-71-NP500-D02 6-71-NP500-D02 6-71-NP500-D02
A3 A3 A3 N18P N18P N18P
Date: Date: Date: Monday, February 24, 2020 Monday, February 24, 2020 Monday, February 24, 2020
2
Schematic Diagrams
1
D
Sheet 18 of 59
NVIDIA GPIO Level
GPIO4_1V8_MAIN_EN 16,17
SHift
C
B
A
R e v R e v R e v
D02 D02 D02
Sheet Sheet Sheet 18 18 18 o f o f o f 59 59 59
1
NVIDIA GPIO Level Shift B - 19