Xiaomi Mi Redmibook Pro 15 HuaQin NB2770 Schematic
Technical Specifications
Technical Summary
The Huaqin NB2770 V4.0 motherboard is designed for the AMD Cezanne FP6 processor (FP6 1140 Ball, 45W) with DDR4-3200 memory down configuration using 8 pieces. The system BIOS is stored on a 128Mb SPI ROM. Embedded controller functions are handled by an ITE 8987 in a BGA128 package. Audio is provided by a Realtek ALC256 HDA codec. The charging architecture is based on the BQ24781 IC. Networking includes a Realtek RTL8111H LAN controller and a Realtek RTL8822CE WLAN/BT module. The board also features a PS8203 USB hub controller, a GL823K card reader, and an IT6563FN HDMI level shifter.
Technician FAQ
A: The embedded controller is an ITE 8987 in a BGA128 package.
A: The system BIOS is a 128Mb SPI ROM.
A: The board uses DDR4-3200 memory down with 8 pieces of memory.
A: The charging IC is a BQ24781.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Reuse permitted only with source attribution.
Technical Specifications
| Parameter | Value |
|---|---|
| Motherboard Manufacturer | Huaqin Telecom Technology Com., Ltd. |
| Project Name | NB2770 |
| Board Number | NB2770 |
| Revision | V4.0 |
| Date | Thursday, December 24, 2020 |
| CPU Platform | AMD Cezanne FP6 |
| CPU Socket | FP6 1140 Ball |
| CPU Power | 45 Watt |
| EC / KBC | ITE 8987 |
| EC/KBC Package | BGA128, Size: 14x14 (mm) |
| Audio Codec | Realtek ALC256 |
| BIOS / SPI Flash | SPI ROM 128Mb |
| RAM Type | DDR4 |
| RAM Architecture | DDR4-3200, Memory Down 8PCS |
| Charging IC | BQ24781 |
| LAN IC | RTL8111H |
| WiFi / WLAN IC | RTL8822CE |
| USB Hub IC | PS8203 |
| Card Reader IC | GL823K |
| Thermal Sensor | G2898 |
| HDMI Level Shifter | IT6563FN |
Technical Summary
The Huaqin NB2770 V4.0 motherboard is designed for the AMD Cezanne FP6 processor (FP6 1140 Ball, 45W) with DDR4-3200 memory down configuration using 8 pieces. The system BIOS is stored on a 128Mb SPI ROM. Embedded controller functions are handled by an ITE 8987 in a BGA128 package. Audio is provided by a Realtek ALC256 HDA codec. The charging architecture is based on the BQ24781 IC. Networking includes a Realtek RTL8111H LAN controller and a Realtek RTL8822CE WLAN/BT module. The board also features a PS8203 USB hub controller, a GL823K card reader, and an IT6563FN HDMI level shifter.
Technician FAQ
A: The embedded controller is an ITE 8987 in a BGA128 package.
A: The system BIOS is a 128Mb SPI ROM.
A: The board uses DDR4-3200 memory down with 8 pieces of memory.
A: The charging IC is a BQ24781.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Reuse permitted only with source attribution.
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