Salim Badakhshan
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Lenovo Ideapad 320-15IKB LCFC EG521 EG522 NM-B451 Rev 0.2 UMA Schematic
Technical Specifications
Technical Summary
The LCFC EG521/EG522 motherboard is a Kabylake-U42 platform design with DDR4 memory architecture, utilizing 4pcs x16 memory down configuration. The system firmware is stored on an 8MB W25Q64FVSSIQ SPI ROM. Embedded controller functions are handled by an ITE IT8586E-LQFP EC/KBC. Networking is provided by a Realtek RTL8111GUL LAN chip, while a Realtek RTS5119 manages SD/MMC card reader duties. USB-C connectivity is supported via a Realtek RTS5449 Type-C controller. The board revision is 0.2, dated April 25, 2017.
Technician FAQ
Q: What BIOS IC model is used on this motherboard?
A: The BIOS SPI ROM is a W25Q64FVSSIQ with 8MB capacity.
Q: What EC/KBC chip is used on this motherboard?
A: The embedded controller is an ITE IT8586E-LQFP.
Q: What is the memory architecture of this motherboard?
A: The board uses DDR4 memory down configuration with 4pcs x16 memory chips.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | LCFC |
| Model | EG521/EG522 |
| Motherboard Manufacturer | LC Future Center |
| Project Code | EG521 |
| Board Number | EG521 |
| Revision | 0.2 |
| Date | 2017-04-25 |
| CPU Platform | Kabylake-U42 |
| EC / KBC | ITE IT8586E-LQFP |
| BIOS / SPI Flash | W25Q64FVSSIQ |
| BIOS Flash Exact Model | W25Q64FVSSIQ |
| BIOS Flash Capacity | 8MB |
| RAM Type | DDR4 |
| RAM Architecture | Memory Down |
| RAM Quantity / Slots | 4pcs x16 |
| LAN IC | Realtek_RTL8111GUL |
| Card Reader IC | Realtek RTS5119 |
| USB Hub IC | Realtek RTS5449 |
Technical Summary
The LCFC EG521/EG522 motherboard is a Kabylake-U42 platform design with DDR4 memory architecture, utilizing 4pcs x16 memory down configuration. The system firmware is stored on an 8MB W25Q64FVSSIQ SPI ROM. Embedded controller functions are handled by an ITE IT8586E-LQFP EC/KBC. Networking is provided by a Realtek RTL8111GUL LAN chip, while a Realtek RTS5119 manages SD/MMC card reader duties. USB-C connectivity is supported via a Realtek RTS5449 Type-C controller. The board revision is 0.2, dated April 25, 2017.
Technician FAQ
Q: What BIOS IC model is used on this motherboard?
A: The BIOS SPI ROM is a W25Q64FVSSIQ with 8MB capacity.
Q: What EC/KBC chip is used on this motherboard?
A: The embedded controller is an ITE IT8586E-LQFP.
Q: What is the memory architecture of this motherboard?
A: The board uses DDR4 memory down configuration with 4pcs x16 memory chips.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
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