# Keyboard HP KB310586 for HP 6540B / 6545B / 6550B laptops

**URL:** https://aio.lv/en/product--hp-kb310586--4128666
**Data updated:** 2025-12-29 15:41 (EET)
**Category:** Replacement Keyboards
**Manufacturer:** HP
**Manufacturer code:** KB310586
**EAN:** 9990000310586
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 23.99 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 19.83 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-kb310586--4128666

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

Replacement laptop keyboard HP KB310586 designed for compatibility with HP 6540B, 6545B and 6550B models. Standard built-in keyboard layout provides expected key functions and connectors for direct installation in compatible notebooks. Suited for repairing or refurbishing affected laptops, restoring full typing functionality and original layout.

## Long description

Replacement notebook keyboard HP KB310586 compatible with HP 6540B, 6545B and 6550B models. This black US-layout keyboard is designed as a direct-fit spare part to restore full typing functionality and the original key layout in affected HP ProBook notebooks.
Advantages
The HP KB310586 provides a standard built-in keyboard layout in black US configuration for straightforward installation. It is supplied as an OEM-compatible replacement part intended to match the connector and mounting points of the listed ProBook models. A six-month warranty covers manufacturing defects.
Suitable for
 Repairing or refurbishing HP ProBook 6540B
 Repairing or refurbishing HP ProBook 6545B
 Repairing or refurbishing HP ProBook 6550B
Key specifications
 Manufacturer: HP
 Manufacturer part number (MPN): KB310586
 Compatible models: 6540B, 6545B, 6550B (list may be incomplete)
 Layout: US
 Color: Black
 Warranty: 6 months
 EAN: 9990000310586
How to use
Power off the laptop and remove the battery before beginning. Open the notebook bezel or keyboard retaining clips according to the ProBook service manual, detach the old keyboard ribbon cable and remove the keyboard assembly. Position the HP KB310586 keyboard, connect the ribbon cable securely, and reattach the retaining clips or screws. Reinstall the battery and power on the laptop to verify key functions.
Usage recommendations
Handle the ribbon cable and connector with care to avoid damage; follow static-discharge precautions and consult the HP service guide for model-specific disassembly instructions.

## FAQ

### How much does the HP KB310586 laptop keyboard for 6540B 6545B 6550B cost, and is it available for purchase?

The price is 23.99 € (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 22.06.2026 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: 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/4128666/10548783_large.webp