# Monitor Interface Board for Dell U3219Q — replacement main board (MPN W125974127)

**URL:** https://aio.lv/en/product--dell-w125974127--12102024
**Data updated:** 2026-03-17 20:27 (EET)
**Category:** Printer & Copier Parts
**Manufacturer:** Dell
**Manufacturer code:** W125974127
**EAN:** 5704174561712
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 74.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 61.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-w125974127--12102024

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

Replacement interface/main board compatible with Dell U3219Q monitor. Identified by manufacturer part number W125974127, this board handles signal inputs and internal connections for the U3219Q display. Intended for repair or refurbishment of the specified Dell monitor model to restore functionality of ports and internal interface circuitry.

## Long description

This replacement interface/main board is compatible with the Dell U3219Q monitor and restores signal input and internal connection functions for the specified display model. Designed as a direct replacement for the original interface board, it supports the monitor’s ports and internal interface circuitry to return functionality in repair or refurbishment scenarios.
Advantages
The replacement board is designed to match the original board’s form factor and connector layout to ensure compatibility with the Dell U3219Q chassis. It restores lost or malfunctioning input ports and internal signal routing without requiring extensive modification. Using a dedicated interface board reduces diagnostic time compared with replacing multiple components and can be a cost-effective option for repairing the monitor.
Suitable for
Repairing a Dell U3219Q monitor with non-functional input ports or internal interface faults
Refurbishment projects that require restoring original connectivity and signal handling
Technicians and service centers performing component-level replacements
Key specifications
Compatibility: designed for Dell U3219Q monitor model
Function: handles video signal inputs, audio and peripheral port connectivity, and internal interface routing
Form factor: replacement main/interface board sized to fit the U3219Q internal layout
Connectors: includes the necessary board-to-panel and board-to-power connectors used in the U3219Q
Purpose: intended for repair or refurbishment to restore monitor interface functionality
How to use
Power off the monitor and disconnect all cables before beginning work. Remove the rear housing following the manufacturer’s service instructions to access the internal boards. Carefully unplug the existing interface board connectors and note connector positions to ensure correct reconnection. Replace the faulty board with the replacement unit, reconnect all cables and connectors securely, reassemble the monitor housing, and power on to verify restored functionality of inputs and ports.
Usage recommendations
Perform installation in a static-free environment and use appropriate tools. If unsure about disassembly or diagnostics, consult Dell service documentation or seek professional repair service to avoid further damage.

## FAQ

### How much does the Interface/Main Board for Dell U3219Q (W125974127) cost, and is it available for purchase?

The price is 74.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 21.07.2026 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: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Interface/Main Board for Dell U3219Q (W125974127) be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Dell 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 Dell 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/12102024/67633873_large.webp