UX3405 UX3405CA For ASUS Zenbook 14 3K OLED 120Hz Foggy Silver Full Touchscreen Assembly With stylus support

1. Professional Overview

This is a premium, factory-certified Full Hinge-Up Assembly for the 2024 ASUS Zenbook 14 OLED (UX3405 / UX3405CA) series. Featuring the acclaimed ASUS Lumina OLED technology, this display delivers a stunning 3K resolution ($2880\times 1800$) combined with an ultra-smooth 120Hz refresh rate.

As a complete "top-half" solution, this assembly includes the 3K OLED panel, integrated touch digitizer with stylus support, the CNC-machined aluminum back cover in Foggy Silver, integrated webcam/IR sensor array (supporting Windows Hello), internal antenna cables, and factory hinges. Opting for the full assembly ensures a factory-perfect seal and simplifies the repair process for this ultra-slim flagship device.

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2. Technical Specifications

Feature Detailed Specification Compatible Models ASUS Zenbook 14 OLED UX3405, UX3405CA, UX3405MA Screen Size 14.0 Inch Native Resolution 2880 x 1800 (3K / 2.8K) Display Technology ASUS Lumina OLED (Self-Emissive) Refresh Rate 120Hz (0.2ms Response Time) Touch Support 10-Point Multi-Touch Stylus Support MPP 2.0 Compatible (Supports ASUS Pen) Aspect Ratio 16:10 (Productivity Ratio) Brightness 400 nits (Typical) / 600 nits (HDR Peak) Color Gamut 100% DCI-P3 (Pantone Validated) Contrast Ratio 1,000,000:1 (VESA DisplayHDR True Black 600) Interface Type 40 Pins (eDP) High-Bandwidth Assembly Color Foggy Silver

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3. Comprehensive Compatibility Guide

Verified Machine Models:

This assembly is the certified factory replacement for:

• ASUS Zenbook 14 OLED UX3405 Series
• ASUS Zenbook 14 OLED UX3405CA / UX3405MA
• Note: Specifically designed for models in the Foggy Silver color variant.

Technical Requirement:

• OLED-to-OLED Only: This part is intended only for models that originally shipped with an OLED screen. It is not compatible with standard IPS LCD variants due to different motherboard power traces and BIOS configurations.
• 3K Resolution: Ensure your original display was the 3K ($2880\times 1800$) version to ensure 100% driver and hardware synchronization.

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4. Key Product Highlights

• 120Hz Motion Fluidity: The 120Hz refresh rate and 0.2ms response time provide exceptionally smooth scrolling and eliminate motion blur, ideal for both professional productivity and entertainment.
• Infinite Contrast & True Blacks: VESA Certified DisplayHDR True Black 600 ensures absolute black levels with zero backlight bleed, providing incredible depth in dark scenes.
• Precision Touch & Stylus Input: Fully compatible with MPP 2.0 active styluses (like the ASUS Pen), offering a natural writing and sketching experience for digital creators.
• Cinema-Grade Color: Pantone Validated 100% DCI-P3 coverage ensures industry-leading color accuracy for professional photo and video editing.
• Complete Hinge-Up Solution: Includes the premium aluminum lid and hinges, restoring the laptop’s structural integrity and aesthetic "like-new" condition.

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5. Professional Installation & Safety Guidance

CRITICAL: ASUS Zenbook motherboards and high-speed OLED controllers are extremely sensitive to electrical surges. Improper handling will result in a blown backlight fuse or permanent motherboard failure.

1. Strict Power Isolation: Before starting the replacement, power off the laptop. You MUST enter the BIOS and enable "Service Mode" or physically remove the base cover and disconnect the internal battery connector from the motherboard. Failing to do so will result in an immediate short circuit.
2. 40-Pin Connector Precision: The high-bandwidth eDP connector must be inserted perfectly straight. Secure the metal locking latch and apply fresh anti-static tape to prevent signal flickering at 120Hz.
3. Hinge Alignment: When mounting the assembly, align the hinges carefully with the chassis standoffs before tightening screws. Fasten them incrementally to ensure the lid closes completely flush against the palmrest.
4. Static Shielding: Always work on a grounded anti-static mat and use a wrist strap to protect the sensitive high-speed timing controller (T-CON) on the panel.