Schematic Dell Wistron Hellcat 15 19722 Schematic

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Dell Wistron Hellcat 15 19722 Schematic




Technical Specifications

ParameterValue
BrandWistron Corporation
ModelHellcat 15'' Upsell CML
Motherboard ManufacturerWistron Corporation
Project Code4PD0HC010001
Board Number19722
RevisionX00
Date2019-09-06
Document NumberA31105
CPU PlatformComet Lake - U
GPU TypeNVIDIA N17S-G3
Graphics ArchitectureGDDR5
dGPU Chip NumberN17S-G3
EC / KBCNPCT750
EC/KBC PackageST33
Audio CodecRealtek ALC3254-VA327
Charging ICCCG5
RAM TypeDDR4 SODIMM
RAM ArchitectureChannel A + Channel B
RAM Quantity / Slots2
Card Reader ICRealtek RTS5144
LAN ICIntel I219-V
WiFi / WLAN ICM.2 1216 Harrison peak2
HDMI Level ShifterParade PS185
USB Hub ICParade PS8719B
Thermal SensorNuvoton NCT7718W
Power IC(s)MEC1515
Charger ArchitectureType C Connector Titan Ridge
dGPU to UMA Conversion SupportUMA: UMA only installed / OPS: DISCRTE OPTIMUS installed

Technical Summary

This Wistron Hellcat 15'' Upsell CML motherboard, document number A31105 revision X00, is built on the Comet Lake-U platform with a Wistron board number 19722. The system supports both UMA-only and discrete Optimus graphics configurations, utilizing an NVIDIA N17S-G3 GPU with 2GB of GDDR5 VRAM. Memory architecture consists of two DDR4 SODIMM slots arranged in Channel A and Channel B. The embedded controller is an NPCT750 paired with an ST33 package, while system management is handled by a Nuvoton NCT7718W thermal sensor and a Microchip MEC1515 power IC. Audio is provided by a Realtek ALC3254-VA327 codec, and storage connectivity includes an M.2 SSD slot. The board features a Parade PS8719B USB 3.1 Gen1 redriver, a Parade PS185 DisplayPort to HDMI converter, a Realtek RTS5144 card reader, and an Intel I219-V LAN controller. Charging is managed via a Type C connector with a Titan Ridge controller and a CCG5 charging IC.

Technician FAQ

Q: What is the exact EC/KBC chip used on this motherboard?

A: The EC/KBC is an NPCT750 with an ST33 package.

Q: Does this motherboard support dGPU to UMA conversion?

A: Yes, the schematic explicitly lists two configurations: UMA only installed and DISCRTE OPTIMUS installed.

Q: What is the charging architecture of this motherboard?

A: The charging architecture uses a Type C connector with a Titan Ridge controller and a CCG5 charging IC.

Q: What audio codec is used on this motherboard?

A: The audio codec is a Realtek ALC3254-VA327.

Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
 

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  • Dell Wistron Hellcat 15 19722 Schematic.pdf
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