# Dell PWA DTRBD IO U/D T/I 3420 — replacement I/O board for Dell 3420 series

**URL:** https://aio.lv/en/product--dell-pwadtrbdioudti3420--11834936
**Data updated:** 2026-03-09 14:47 (EET)
**Category:** Server Parts & Components
**Manufacturer:** Dell
**Manufacturer code:** PWA,DTRBD,IO,U/D,T/I,3420
**EAN:** 5704174958215
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 62.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 52.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-pwadtrbdioudti3420--11834936

## 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 Dell I/O board (PWA DTRBD IO U/D T/I 3420) designed for use with Dell 3420 series systems. This service part provides the input/output interface components required for system connectivity and hardware maintenance. Suitable for technicians and IT departments performing repairs, upgrades, or board-level replacements to restore device functionality.

## Long description

Replacement Dell I/O board (PWA DTRBD IO U/D T/I 3420) is designed for Dell 3420 series systems to restore and maintain input/output connectivity. This service part contains the interface components required for network, peripheral and internal connections, enabling technicians to replace a faulty board and return a device to working condition. The board is intended as a direct component-level replacement compatible with the mechanical and electrical layout of the 3420 series.
Advantages
This replacement I/O board provides a factory-compatible layout for ports and connectors, ensuring consistent signal routing and physical fit within Dell 3420 enclosures. Using a dedicated service part reduces diagnostic time during repairs and minimizes the need for adapter workarounds. The board supports standard connectivity used in the 3420 series, allowing maintenance teams to restore full I/O functionality without modifying other system components.
Suitable for
Repairing Dell 3420 series desktops with defective or damaged I/O ports
Board-level replacement during component service or refurbishment
IT departments performing hardware maintenance and inventory spare stocking
Technicians upgrading or replacing panels to resolve connectivity failures
Key specifications
Compatibility: Designed for Dell 3420 series desktop models (service-part level replacement)
Function: Provides external and internal I/O interfaces and port connections
Form factor: Board-level replacement sized and arranged to fit the 3420 chassis
Connectivity: Includes standard I/O ports and internal connectors typical for the 3420 platform
Use case: Intended for repair, refurbishment and maintenance workflows
How to use
Power down the Dell 3420 system, disconnect all power and external cables, and follow standard anti-static handling procedures before beginning. Remove the system cover and access the existing I/O board according to the service manual for the 3420 series. Disconnect all internal ribbon cables, screws, and retainers securing the original board, then install the replacement board into the same mounting points and reconnect cables and fasteners. After reassembly, reconnect external devices and power, then verify port functionality and system operation.
Usage recommendations
Use only with compatible Dell 3420 systems and follow official service documentation for disassembly and reassembly. If uncertain about compatibility or installation steps, consult a certified technician or Dell support to avoid damage to the system or the new board.

## FAQ

### How much does the Dell PWA DTRBD IO 3420 I/O board cost, and is it available for purchase?

The price is 62.99 € (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 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. 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 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/11834936/67234773_large.webp