# Motherboard for Lenovo laptops – Lenovo system board (MPN 5B21U13822)

**URL:** https://aio.lv/en/product--lenovo-5b21u13822--12240625
**Data updated:** 2026-03-30 12:55 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** Lenovo
**Manufacturer code:** 5B21U13822
**EAN:** 5715328243514
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 308.49 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 254.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b21u13822--12240625

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Replacement Lenovo system board designed for compatible Lenovo laptop models, identified by manufacturer part number 5B21U13822. This motherboard provides the core circuitry and connectors required for CPU, memory, storage and peripheral interfaces. Use it to repair or refurbish a laptop with a faulty main board, restoring system functionality and original hardware compatibility.

## Long description

This Lenovo motherboard is a replacement system board designed for compatible Lenovo laptop models. It provides the core circuitry and connectors required for the CPU, memory, storage and peripheral interfaces, enabling repair or refurbishment of laptops with a faulty main board while maintaining original hardware compatibility.
Advantages
The board restores native connector layout and chipset functions to match original Lenovo specifications, enabling the device to recognize existing CPU modules, memory modules and storage devices without additional adapters. It supports standard laptop interfaces for display, power, USB and audio, and is supplied as a direct-replacement part to reduce diagnostic and installation time when compared with generic or aftermarket alternatives.
Suitable for (tasks / use cases)
Repairing a compatible Lenovo laptop with a non-functional mainboard
Refurbishment and parts replacement in service workshops
Testing and prototyping with original Lenovo hardware
Restoring system functionality after electrical damage or component failure
Key specifications
Form factor: laptop system board designed for specific Lenovo chassis and mounting points
CPU socket/placement: compatible with the original processor type used in supported models
Memory support: onboard slots for laptop DIMM/ SO-DIMM modules as per original design
Storage interfaces: integrated SATA/PCIe connectors as provided on the original board
Peripheral ports: native support for display connectors, USB ports, audio jacks and power input matching the original layout
Integrated chipset and power delivery circuitry matched to the original model specifications
How to use
Prior to installation, verify model compatibility and power off the laptop and remove the battery where applicable. Ground yourself to avoid electrostatic discharge. Remove the existing faulty motherboard following the manufacturer service manual or a guided teardown reference, then install this replacement board aligning all mounting points and connector ribbons. Reattach CPU, cooling assembly, memory modules and storage devices if they were removed, reconnect display and peripheral cables, and reassemble the chassis. Power on the laptop and enter BIOS/UEFI to confirm hardware detection and update firmware settings if necessary.
Usage recommendations
Use original compatible components (RAM, CPU, storage) and up-to-date BIOS/UEFI firmware for optimal stability. If you are not experienced with laptop repairs, consider professional installation to avoid damage to connectors and delicate components.

## FAQ

### How much does the Lenovo system board 5B21U13822 cost, and is it available for purchase?

The price is 308.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Lenovo products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Lenovo service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12240625/68120238_large.webp