# HP USB and power button board L44578-001 internal I/O board for HP laptops

**URL:** https://aio.lv/en/product--hp-l44578-001--4010018
**Data updated:** 2026-02-12 09:58 (EET)
**Category:** Other Repair Parts
**Manufacturer:** HP
**Manufacturer code:** L44578-001
**EAN:** 5706998740779
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-l44578-001--4010018

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Replacement HP internal USB and power button board, model L44578-001. Designed as an I/O component for compatible HP laptops, it provides USB port connectivity and the power-button interface. Use to repair or restore laptop functionality after board damage or failure. Intended for technicians and users performing hardware replacements.

## Long description

Replacement internal I/O board for compatible HP laptops that integrates a USB port and the power button interface. The HP USB and power button board L44578-001 is intended for technicians and experienced users performing hardware repairs or board replacements to restore USB connectivity and front-panel power control after damage or failure.
Advantages
This internal board combines a USB connector and the power-button circuitry in a single compact module, allowing targeted repair without replacing larger assemblies. The component matches original HP design and connectors for straightforward installation on compatible models, ensuring correct alignment of ports and button interface. Using a direct-replacement I/O board helps maintain existing cabling and housing fitment while reducing repair time compared with full-board swaps.
Suitable for (tasks / use cases)
Repairing a laptop with a non-functional front USB port
Restoring a laptop where the power button no longer responds
Replacing a damaged internal I/O board after impact or liquid exposure
Upgrading or refurbishing laptops during maintenance or refurbishment
Key specifications
Function: Internal I/O module combining USB port and power-button interface
Form factor: Compact internal board designed for front-panel mounting in compatible HP laptop chassis
Connectivity: One external USB port integrated on the module
Interface: Standard motherboard connector and ribbon/plug connection compatible with specified HP laptop internal wiring
Mounting: Screw and guide-tab alignment points to fit original housing locations
How to use
Power down the laptop, disconnect the battery and any external power source before starting. Open the chassis following the service manual for the specific HP model to access the internal I/O area. Remove the defective module by disconnecting its cable from the motherboard and unscrewing any retaining fasteners. Position the replacement board in the original mounting location, secure it with the appropriate screws, and reconnect the board cable to the motherboard connector. Reassemble the chassis, reconnect the battery and power, then verify USB port detection and power-button operation during system startup.
Usage recommendations
Handle the board by its edges and avoid contact with exposed circuitry to reduce the risk of electrostatic damage. Use the correct tools and follow the HP service instructions for your laptop model. If uncertain about disassembly or soldering, consider professional repair services to avoid additional damage.

## FAQ

### How much does the HP USB and power button board L44578-001 cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 60 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 20.07.2026 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 HP 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 HP 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/4010018/51264576_large.webp