DELL B140HAN07.1 Latitude Fhd Au Optronics Led Lcd Screen 6HXWT 3420

( Brand: Dell ), ( Manufacturer Part Number: B140HAN07.1 ), ( Compatible Brand: For Dell ), ( Screen Finish: Matte ), ( Type: Screen Digitizer ), ( Unit Type: Unit ), ( Screen Size: 14 In ), ( Display Technology: Led Lcd ), ( Maximum Resolution: 1920 X 1080 ), ( Color: Black ), ( Compatible Model: Latitude 5420, Latitude 5400 ), ( Compatible Product Line: For Dell Latitude ), ( Country Of Origin: China )

Review DELL Latitude Inch Matte Fhd Au Optronics Led Lcd Screen

The **Dell Latitude 14 3420 (Model B140HAN07.1, 6HXWT)** is a sleek, professional-grade business laptop engineered for productivity, reliability, and seamless integration into modern work environments. This model features a **14-inch Full HD (1920 x 1080) anti-glare OLED display** from **Optronics**, delivering vibrant, sharp visuals with deep blacks, rich colors, and an eye-catching contrast ratio that ensures clarity even in bright office settings. The display is optimized for extended use, reducing eye strain while maintaining crisp text and graphics, making it ideal for tasks ranging from document editing to video conferencing. The **anti-glare coating** further enhances usability by minimizing reflections, allowing for comfortable viewing in various lighting conditions.

Under the hood, the Latitude 14 3420 is powered by **Intel s 11th or 12th Generation Core processors** (depending on configuration), paired with **up to 16GB of DDR4 RAM** for smooth multitasking and efficient performance. The laptop supports **up to 1TB of NVMe SSD storage**, providing ample space for work files, applications, and media while ensuring rapid boot times and quick data access. Security is a top priority, with features like **fingerprint reader, Windows Hello support, and a TPM 2.0 chip** for enhanced authentication and data protection, making it a secure choice for corporate environments.

The **premium build quality** of the Latitude 14 3420 is evident in its **aluminum chassis**, which combines durability with a lightweight design, weighing just **3.2 lbs (1.45 kg)**, ensuring portability without sacrificing robustness. The **backlit keyboard** offers a comfortable typing experience with well-spaced keys and a satisfying tactile response, while the **spill-resistant design** protects against accidental liquid damage a thoughtful feature for professionals on the go. Connectivity options include **two Thunderbolt 4 (USB-C) ports, an HDMI 1.4 port, a USB 3.2 Type-A port, an SD card reader, and a headphone jack**, providing versatility for external displays, peripherals, and data transfer needs.

For extended battery life, the laptop is equipped with a **42Wh battery**, offering up to **10 hours of web browsing or video playback** on a single charge, making it suitable for long workdays without frequent recharging. The **Dell Latitude 3420 also supports Dell s Precision Boot, which allows for quick system recovery and secure startup**, ensuring minimal downtime in critical work scenarios. Whether used for corporate presentations, remote work, or field operations, this laptop strikes a perfect balance between performance, security, and portability, making it a standout choice for professionals who demand both power and reliability in a compact, high-quality package.

### Pros and Cons of buying a Dell Latitude 14 3420 (Model: B140HAN07.1, 6HXWT) with Optronics LED LCD Screen

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1. **Reliable Brand and Build Quality**

The Dell Latitude series is known for its durability, security features, and long-term reliability. The Latitude 14 3420 is no exception, with a sturdy chassis designed to withstand daily wear and tear. It is built for business use, which means it often includes better cooling, reinforced ports, and a more robust construction than consumer-grade laptops.

2. **Good Performance for Business Tasks**

The Latitude 14 3420 typically comes with Intel Core i5 or i7 processors (depending on the configuration), which are more than capable of handling everyday productivity tasks such as word processing, spreadsheets, email, and basic multimedia editing. The inclusion of an SSD (solid-state drive) ensures faster boot times and application loading compared to traditional HDDs.

3. **Full HD Display with Optronics LED Backlight**

The 14-inch FHD (1920x1080) Optronics LED LCD screen provides clear, sharp visuals with good color accuracy, which is suitable for office work, presentations, and light content creation. The LED backlight offers energy efficiency and longer lifespan compared to older LCD technologies.

4. **Portability**

At around 3.7 4.5 lbs (1.7 2 kg), the Latitude 14 3420 is lightweight and easy to carry, making it ideal for professionals who are frequently on the move. Its slim profile also makes it convenient for travel.

5. **Security Features**

- **Fingerprint reader** (on some models) for biometric authentication.

- **TPM (Trusted Platform Module)** for hardware-based encryption.

- **Dell Data Protection (DDP)** for secure boot and data encryption.

- **Kensington lock slot** for physical security.

These features are particularly valuable for businesses handling sensitive data.

6. **Connectivity Options**

- **USB-C (Thunderbolt 3 on some models)** for high-speed data transfer and external displays.

- **USB-A ports** for compatibility with older peripherals.

- **HDMI or DisplayPort** for connecting to external monitors.

- **SD card reader** (on some models), which is useful for professionals who work with digital media.

- **Ethernet port** for wired connections.

This versatility makes it easier to connect to various peripherals and accessories.

7. **Battery Life**

While battery life can vary depending on usage, the Latitude 14 3420 generally offers decent battery endurance for a business laptop, often lasting between 8 to 12 hours on a single charge for typical office tasks. This is sufficient for a full workday without needing to plug in frequently.

8. **Upgradeability**

Many configurations of the Latitude 14 3420 allow for RAM and storage upgrades, which can extend the laptop s usability over time. This is particularly useful if you anticipate needing more capacity for files or applications in the future.

9. **Dell Support and Warranty**

Dell offers robust customer support and warranty options, including extended warranties and protection plans. This can provide peace of mind, especially for business users who rely on their laptops for critical tasks.

10. **Keyboard and Trackpad**

The keyboard is known for being comfortable and responsive, with good key travel and tactile feedback. The trackpad is also functional, though not as premium as those found on some ultrabooks. It is adequate for everyday use but may not be as smooth or feature-rich as those on newer models.

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1. **Outdated Hardware for Demanding Tasks**

- **Video editing** (especially 4K or high-bitrate projects).

- **3D rendering or gaming**.

- **Heavy multitasking** with multiple resource-intensive applications open simultaneously.

If you require high-performance computing, you may need to upgrade to a newer model with a more powerful CPU, GPU, and RAM.

2. **Limited GPU Options**

The Latitude 14 3420 typically comes with integrated graphics (Intel UHD or HD Graphics), which are not suitable for graphics-intensive tasks. Even the models with dedicated GPUs (such as NVIDIA MX150) are not as powerful as those found in newer business laptops or gaming laptops.

3. **Display Limitations**

- **Touchscreen functionality** (not available on this model).

- **Higher refresh rates** (typically 60Hz, which can feel less responsive compared to 120Hz or higher displays).

- **Better color accuracy or wider color gamut** (useful for designers or content creators).

The Optronics LED screen is functional but not as vibrant or high-end as newer IPS or OLED panels.

4. **Cooling and Thermal Throttling**

Older business laptops like the Latitude 14 3420 can sometimes struggle with thermal management, especially if used for demanding tasks. This may lead to:

- **Laptop overheating** during prolonged use.

- **Thermal throttling**, where the CPU slows down to prevent damage, reducing performance.

While Dell has included cooling fans and vents, these may not be as efficient as those in newer models.

5. **Port Selection and USB-C Limitations**

While the Latitude 14 3420 includes useful ports, the lack of Thunderbolt 4 or newer USB-C standards on some models can be limiting. Thunderbolt 3 (USB-C) is present on some configurations but may not support the latest peripherals or external GPUs. Additionally, the absence of a headphone jack on some models (replaced by a combo audio jack) can be inconvenient for users who rely on wired headphones.

6. **Build Material and Aesthetics**

The Latitude 14 3420 features a plastic chassis, which is more durable than metal but lacks the premium feel of some newer Dell models (such as the XPS series). The design is functional but not as sleek or visually appealing as more recent ultrabooks.

7. **Software and Driver Support**

As an older model, the Latitude 14 3420 may not receive the latest software updates or driver improvements from Dell. This can sometimes lead to compatibility issues with newer applications or operating systems (though Windows 10/11 should still run smoothly).

8. **Limited Expansion Options**

The Latitude 14 3420 lacks an SD card reader on some configurations and may not support the latest expansion cards or peripherals. This can be a drawback for professionals who rely on specific accessories.

9. **Price Relative to Newer Models**

While the Latitude 14 3420 can be found at a lower price point due to its age, it may not offer the same value as newer Dell Latitude models (such as the 7000 or 9000 series) or other business laptops with better performance, displays, and features. Buying a newer model might offer better long-term usability.

10. **Potential for Obsolescence**

As technology evolves, older laptops may become less compatible with newer software, peripherals, or cloud services. While this model should still function well for basic tasks, investing in a newer laptop might be more future-proof.

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The Dell Latitude 14 3420 (B140HAN07.1) is a solid choice for professionals who prioritize reliability, security, and portability for everyday business tasks such as email, document editing, web browsing, and light multimedia use. Its durable build, security features, and adequate performance make it a practical option for office environments where longevity and trustworthiness are key.

However, if you require a laptop for more demanding tasks such as video editing, 3D rendering, or gaming, this model will fall short due to its outdated hardware and integrated graphics. Additionally, users who value cutting-edge features like Thunderbolt 4, high-refresh-rate displays, or touchscreen functionality will find this model lacking compared to newer alternatives.

For those on a budget or who need a reliable, no-frills business laptop for basic tasks, the Latitude 14 3420 remains a practical and cost-effective option. If you can afford it, investing in a newer Dell Latitude model or another business laptop with better performance and modern features would be a more future-proof choice.

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- You need a reliable, secure, and portable laptop for office work, basic productivity, or light content creation.

- You prioritize durability, security features, and long-term usability over cutting-edge performance.

- You are on a tight budget and do not require high-end graphics or processing power.

-

Details:

30 DAY UNCONDITIONAL WARRANTY. Dell Latitude 14 3420 Matte FHD AU Optronics LED LCD Screen B140HAN07.1 6HXWT.

part #: b140han071 prices

• $44.99-$52.95

specifications laptoscreelc:

• brand: Dell
• mpn: B140han07.1
• compatible brand: For Dell
• screen finish: Matte
• type: Screen Digitizer
• unit type: Unit
• screen size: 14 In
• display technology: Led Lcd
• maximum resolution: 1920 X 1080
• color: Black
• compatible model: Latitude 5420, Latitude 5400
• compatible product line: For Dell Latitude
• country of origin: China

seller laptoscreelc:

• city: Little Elm, Texas
• rating: 100.0%
• # reviews: 62748

shipping laptoscreelc:

• transit: 5-10 Days
• class: Economy
• cost: $0.00
• service: Economy
• type: Fixed

payments laptoscreelc:

• other
• wallet: Apple-pay
• credit card: Visa

general laptoscreelc:

• Computer Components Parts > Laptop Replacement Parts > Laptop Screens LCD Panels
• condition: Used

offer laptoscreelc:

• sold: 0
• quantity: 1
• availability: In Stock
• started: May 22, 2026
• options: Ship-to-home

returns laptoscreelc:

• paid by: Seller
• time: 30 Days
• method: Money back
• policy: Returns Accepted

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