Schematic Lenovo ThinkBook Plus Gen 2 Huaqin NB3093 Schematic

Salim Badakhshan

Registered

Reputation:

Lenovo ThinkBook Plus Gen 2 Huaqin NB3093 Schematic




Technical Specifications

ParameterValue
BrandHuaQin
ModelThinkbook plus gen2
Motherboard ManufacturerHuaqin Telecom Technology Com.,Ltd.
Project CodeNB3093
Board NumberNB3629
RevisionV4.0
DateSaturday, February 20, 2021
CPU PlatformIntel TGL Lake UP4-Processor
EC / KBCIT5571VG
Audio CodecRealtek ALC3306-CG
BIOS / SPI FlashSPI ROM 1
BIOS Flash Capacity16MB
EC Flash / ROMSPI ROM 2
Charging ICTPS65994
Power IC(s)TPS65185
RAM TypeLPDDR4x
RAM ArchitectureMemory Down
RAM Quantity / SlotsDual Channel
LAN ICRealtek ALC3306-CG
WiFi / WLAN ICWLAN/BT ON board CNVIC
Card Reader ICGL9755
USB Hub ICTUSB1002
Thermal SensorTCP1
HDMI Level ShifterTUSB1002

Technical Summary

The HuaQin Thinkbook plus gen2 (Project Code NB3093, Board Number NB3629, Revision V4.0) motherboard is built around an Intel TGL Lake UP4-Processor with LPDDR4x memory architecture. The system utilizes an IT5571VG EC/KBC and a Realtek ALC3306-CG audio codec. BIOS storage is handled by a 16MB SPI ROM 1, while EC firmware resides on SPI ROM 2. Power management includes a TPS65994 charging IC and a TPS65185 PMIC. Memory is configured as dual-channel LPDDR4x down, supporting various densities from 8GB to 16GB using Micron, Samsung, or Hynix modules. The platform integrates a TUSB1002 USB hub and HDMI level shifter, a GL9755 card reader, and on-board WLAN/BT via CNVIC. Thermal monitoring is provided by a TCP1 sensor.

Technician FAQ

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

A: The EC/KBC is an IT5571VG.

Q: What is the BIOS flash configuration?

A: The BIOS is stored on a 16MB SPI ROM 1, with EC firmware on a separate SPI ROM 2.

Q: What is the memory architecture?

A: The board uses dual-channel LPDDR4x memory down, supporting 8GB, 16GB configurations from Micron, Samsung, or Hynix.

Q: What charging IC is used?

A: The charging IC is a TPS65994.

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

Attachments

  • Lenovo ThinkBook Plus Gen 2 Huaqin NB3093 Schematic.pdf
    2.4 MB · Views: 1
Last edited by a moderator:
Who is viewing this thread?

There are currently 0 members watching this topic

Users who has read this topic
Top