Overview of Imac A1418 Screen Replacement: Composition, Mechanical Properties, and Applications

Types of iMac A1418 Screen Replacements

The iMac A1418 (21.5-inch, Late 2013 to Mid 2014) features several display options depending on the configuration and manufacturing year. When replacing the screen, it's crucial to understand the different types available to ensure compatibility, performance, and visual quality. Choosing the right replacement impacts not only display clarity but also brightness, color accuracy, and overall user experience.

LCD Screen

Standard Liquid Crystal Display used in base model iMac A1418 units.

Advantages

• Cost-effective replacement option
• Good brightness and color reproduction for everyday use
• Widely available and easier to source
• Fully compatible with original iMac hardware

Limitations

• Lower pixel density compared to Retina
• Less vibrant colors and contrast
• Noticeable pixel structure at close range

Best for: Budget-conscious repairs, general office use, non-design applications

Retina Display

High-resolution display with significantly enhanced pixel density and image clarity.

Advantages

• Exceptional sharpness and clarity (4K resolution)
• Vivid colors and wide color gamut (P3)
• Smoother text rendering and graphics
• Future-proof for creative and professional work

Limitations

• Higher cost compared to standard LCD
• More complex installation process
• Must match logic board compatibility (not all A1418 models support Retina)

Best for: Graphic design, photo editing, video production, and users seeking premium visual quality

Detailed Breakdown of iMac A1418 Screen Types

LCD Screens

Liquid Crystal Display (LCD) screens are the standard display technology used in the base configurations of the iMac A1418. These screens utilize LED backlighting to illuminate the liquid crystal panel, delivering bright, clear images with improved energy efficiency over older display types. The LCD in the iMac A1418 is integrated behind a glass front panel, contributing to the device’s sleek, minimalist aesthetic.

These displays typically offer a resolution of 1920x1080 pixels, making them suitable for general computing tasks such as web browsing, document editing, and media consumption. While they lack the ultra-sharp clarity of Retina displays, they remain reliable and functional for everyday use.

Installation Process for LCD Replacement

Replacing the LCD screen in an iMac A1418 is a delicate process that requires precision and specialized tools:

• Begin by carefully removing the glass front panel using suction cups and a thin separation tool.
• Disconnect the display data cable, backlight connector, and any other attached components.
• Remove the damaged LCD panel from the aluminum enclosure.
• Install the new LCD, ensuring all mounting points and connectors align properly.
• Reconnect cables, reattach the glass panel, and calibrate if necessary.

Note: Due to the fused glass and display assembly, screen replacements often require complete module swaps rather than simple panel swaps.

Retina Display

The Retina display represents a significant upgrade over standard LCDs in the iMac A1418 lineup. Developed by Apple, Retina technology packs a much higher number of pixels per inch (PPI), resulting in incredibly sharp and detailed visuals. On compatible 21.5-inch iMac A1418 models, the Retina display offers a resolution of 4096x2304 pixels, delivering stunning image clarity that rivals professional monitors.

Beyond resolution, Retina displays feature advanced color accuracy with support for the P3 wide color gamut, making them ideal for creative professionals. They are also slightly thinner and more energy-efficient than traditional LCDs, contributing to the iMac’s slim profile and reduced power consumption.

Important: Not all iMac A1418 models support Retina displays. Only specific Late 2015 and later configurations (though still under the A1418 model identifier in some cases) are equipped with Retina-ready logic boards and power systems. Always verify compatibility before upgrading.

Touchscreen LCD (Future-Proof Consideration)

While the iMac A1418 does not natively support touchscreen functionality, some third-party modifications and aftermarket kits have explored adding capacitive touch layers to the display. True touchscreen LCDs, like those found in modern all-in-one PCs, integrate a transparent touch-sensitive layer over the LCD panel, enabling direct finger input.

In commercial or kiosk environments, touchscreen capability can enhance interactivity and user engagement. However, implementing touch functionality on an iMac A1418 would require:

• A custom touchscreen overlay or replacement panel
• Driver support and macOS compatibility
• Potential hardware modifications to the logic board or I/O

Due to complexity and potential reliability issues, touchscreen conversions are not recommended for standard users and are rarely seen in practice.

Screen Type	Resolution	Color Accuracy	Cost	Best Use Case
Standard LCD	1920×1080	Good (sRGB)	$$	General computing, office work
Retina Display	4096×2304	Excellent (P3 Wide Color)	$$$$	Creative work, photo/video editing
Touchscreen LCD (Aftermarket)	Varies	Depends on base panel	$$$$$	Kiosks, interactive displays

Expert Tip: Before purchasing a replacement screen, verify your iMac A1418’s exact model identifier (e.g., iMac14,2 or iMac14,3) and check whether it supports Retina resolution. Mismatched screens can lead to compatibility issues, incorrect scaling, or display failure.

Repair Note: Always use ESD-safe tools and follow proper grounding procedures when replacing the iMac screen. The internal components are sensitive, and improper handling can damage the logic board or display connectors.

Features of iMac A1418 Screen Replacement: Specifications, Quality, Design & Compatibility

Replacing the screen on an iMac A1418 requires careful consideration of technical specifications, material quality, design integration, and model compatibility. The iMac A1418, introduced between 2013 and 2015, features a 21.5-inch display and is known for its sleek all-in-one design. Understanding the nuances of its screen replacement options ensures optimal performance, visual clarity, and long-term reliability.

Detailed Specifications: LCD vs. Retina Display

Standard LCD Display

The earlier models of the iMac A1418 were equipped with a standard LED-backlit LCD display with a resolution of 1920×1080 pixels (Full HD). This provides sharp visuals suitable for everyday computing, office tasks, and media consumption.

While not as pixel-dense as Retina displays, the Full HD panel delivers excellent color reproduction and brightness levels, making it a reliable option for general use and budget-conscious repairs.

Retina Display Upgrade

Newer versions of the iMac A1418 feature a high-resolution Retina display with 2560×1440 pixels, offering over four times the pixel density of standard HD. This results in crisper text, more detailed images, and smoother graphics—ideal for photo editing, graphic design, and video production.

When replacing a screen, upgrading to a Retina display (if compatible) can significantly enhance user experience and extend the lifespan of the device for creative professionals.

Superior Material Quality for Durability and Performance

The iMac A1418 screen replacement uses premium materials engineered for both protection and visual excellence. These components ensure longevity and maintain Apple’s high standards for display performance.

Tempered Glass Front Panel: The screen is protected by a scratch-resistant glass layer that shields the underlying LCD from daily wear, minor impacts, and environmental debris. This glass also enhances screen clarity and touch responsiveness (for compatible models).

Thin Film Transistor (TFT) LCD Technology: Utilizing TFT active-matrix technology, the display ensures fast response times, wide viewing angles, and accurate color reproduction across the spectrum. This makes it ideal for tasks requiring color precision and consistent brightness.

Anti-Reflective Coating: Many replacement screens include an anti-glare or anti-reflective coating, reducing ambient light interference and improving visibility in bright environments such as offices or sunlit rooms.

Robust Internal Frame: The internal housing is designed to align precisely with the iMac’s chassis, minimizing vibrations and protecting delicate components like the backlight and digitizer (if applicable).

Seamless Design Integration

The iMac A1418 is celebrated for its minimalist, edge-to-edge design, and any screen replacement must preserve this aesthetic and functional integrity.

Unified Chassis Compatibility

The screen is fully integrated into the iMac’s aluminum body, meaning replacements must match the original curvature, bezel width, and mounting points. Aftermarket screens are manufactured to exact OEM dimensions to ensure a flush fit and maintain structural rigidity.

Ultra-Slim Profile

With a thickness of just a few millimeters, the replacement screen maintains the iMac’s iconic slim profile. This not only preserves visual appeal but also ensures proper airflow and internal component alignment during reassembly.

Model Compatibility and Installation Considerations

Not all iMac A1418 screens are interchangeable. Variations exist based on manufacturing year, included hardware (such as camera module placement), and internal connectors.

Feature	21.5" iMac A1418 (Early Models)	21.5" iMac A1418 (Late Models)
Display Type	LED-backlit LCD	Retina Display
Resolution	1920×1080	2560×1440
Release Years	Mid-2013 to Early 2014	Mid-2014 to 2015
Connector Type	LVDS or eDP (varies)	eDP (standard)
Camera Module	720p FaceTime HD	1080p FaceTime HD (on select models)

Important: Always verify your iMac’s exact model number (found on the back of the unit) before purchasing a replacement screen. Using an incompatible display can lead to issues with resolution, brightness, camera functionality, or even system recognition. When in doubt, consult Apple’s official support documentation or a certified technician.

Best Practices for Screen Replacement

Use Proper Tools: A specialized suction cup, plastic pry tools, and ESD-safe equipment are essential to avoid damaging the glass or internal components during disassembly.

Handle with Care: The iMac’s glass surface is fragile. Avoid applying pressure to the center of the screen and work in a clean, static-free environment.

Check Cables and Connectors: Ensure all display, camera, and microphone cables are securely connected after installation to prevent flickering, dead pixels, or audio issues.

Calibrate After Installation: Once replaced, allow the system to boot and calibrate the display. You may need to adjust brightness, color profiles, and scaling settings for optimal output.

Choose OEM or High-Quality Aftermarket Parts: Opt for screens that meet or exceed Apple’s specifications. Low-quality panels may suffer from backlight bleeding, poor color accuracy, or shorter lifespans.

By selecting the correct iMac A1418 screen replacement and following proper installation procedures, users can restore or even enhance their device’s visual performance while maintaining its elegant design and functionality for years to come.

Scenarios of iMac A1418 Screen Replacement: Practical Applications Across Environments

The iMac A1418 (21.5-inch, Mid 2013 to Early 2014 models) remains a popular desktop solution across various settings due to its elegant design, reliable performance, and Retina-quality display. However, like any electronic device, its screen is vulnerable to damage over time. Replacing a damaged iMac A1418 screen is not only a cost-effective alternative to purchasing a new system but also essential for maintaining productivity, visual accuracy, and user satisfaction. Below are key real-world scenarios where screen replacement delivers significant value.

Office Settings

In professional office environments, iMac A1418 units are commonly used for document creation, data management, email communication, and video conferencing. These tasks require clear, consistent visuals to ensure accuracy and efficiency. Over time, screens may suffer from scratches, dead pixels, backlight failures, or complete shattering due to accidental impacts.

• Cracked or flickering screens disrupt workflow and reduce employee focus
• Prolonged use in shared workspaces increases the risk of physical damage
• Visual distortions can lead to misinterpretation of data or design elements
• Timely screen replacement minimizes downtime and maintains professional appearance

Business impact: Restoring screen integrity ensures uninterrupted operations and supports a productive, modern workspace.

Creative Agencies

Graphic designers, video editors, photographers, and web developers rely heavily on accurate color reproduction, high resolution, and consistent brightness—features the iMac A1418 delivers when functioning properly. Any compromise in display quality directly affects the integrity of creative output.

• Color shifts or dead pixels can result in inaccurate design previews and client deliverables
• Scratches or haze reduce clarity during detailed image editing or timeline scrubbing
• Screen damage may affect calibration, leading to inconsistencies across devices
• Fast, professional-grade screen replacement ensures project timelines stay on track

Creative necessity: High-fidelity display restoration preserves color accuracy and enhances workflow continuity for visual professionals.

Retail and Hospitality Businesses

Many retail stores, cafes, hotels, and restaurants use iMac A1418 models as point-of-sale (POS) systems, digital signage, reservation kiosks, or customer service terminals. These devices are often placed in high-traffic areas, making them susceptible to accidental bumps, spills, or tampering.

• Frontline staff may accidentally drop items near the screen or knock it during service
• Public access increases the likelihood of physical damage or vandalism
• A non-functional screen halts transactions, bookings, or inquiries, directly affecting revenue
• Replacing the screen quickly restores functionality without requiring full system replacement

Operational advantage: Prompt screen repair maintains customer service levels and protects long-term technology investments.

Home Use

For home users, the iMac A1418 is prized for its all-in-one design, performance, and aesthetic appeal. Families often use it for education, entertainment, remote work, and communication. However, household environments—especially those with children or pets—pose a higher risk of accidental screen damage.

• Kids may accidentally throw objects or bump into the screen during play
• Improper cleaning methods can cause micro-scratches or coating degradation
• Spills or impacts can crack the glass or damage internal display layers
• Screen replacement allows families to retain their trusted device at a fraction of the cost of a new iMac

Cost-effective solution: Repairing the screen extends the lifespan of a beloved family computer and supports sustainable tech usage.

Expert Insight: When replacing an iMac A1418 screen, opt for high-quality, OEM-compatible displays with proper brightness (up to 1000 nits) and color gamut (75% NTSC). Professional installation is recommended due to the complex adhesive-sealed design and risk of damaging internal components. Consider adding a protective screen cover or relocating the unit to a safer area post-repair to prevent future damage.

Usage Environment	Common Damage Types	Impact of Screen Failure	Recommended Action
Corporate Office	Scratches, backlight bleed, dead pixels	Reduced productivity, eye strain, unprofessional appearance	Professional screen replacement with warranty
Creative Studio	Color distortion, screen cracks, flickering	Inaccurate design output, project delays	High-fidelity display replacement with color calibration
Retail / POS	Cracked glass, touch unresponsiveness, liquid damage	Transaction delays, lost sales, customer frustration	Rapid repair with durable, cleanable screen
Home / Family Use	Impact cracks, smudges, coating wear	Limited access to education, entertainment, work	Cost-effective OEM-equivalent screen replacement

Additional Considerations for iMac A1418 Screen Replacement

• Compatibility: Ensure the replacement screen matches the exact model (A1418) and year (Mid 2013–Early 2014), as display connectors and dimensions vary across iMac generations.
• Warranty & Support: Choose service providers or parts suppliers offering at least a 6-month warranty on both parts and labor.
• Dust & Moisture Resistance: After replacement, verify that the display seal is properly reinstalled to prevent internal dust accumulation or moisture ingress.
• Upgrades: Some users opt for anti-glare (matte) screen upgrades during replacement to reduce reflections in bright environments.
• Eco-Friendliness: Repairing instead of replacing reduces electronic waste and supports sustainability goals.

How to Choose the Right iMac A1418 Screen Replacement

Selecting the correct screen replacement for your iMac A1418 is crucial for restoring optimal performance, visual clarity, and long-term reliability. With multiple factors influencing compatibility, quality, and installation success, this comprehensive guide will help you make an informed decision. Whether you're a DIY enthusiast or planning to hire a technician, understanding the key considerations ensures you get the best value and performance from your replacement.

Important Note: The iMac A1418 refers to the 21.5-inch iMac models from Mid 2011 to Late 2013. Always verify your exact model number (e.g., iMac12,1, iMac13,1, iMac14,1) before purchasing a replacement screen, as internal specifications and connectors can vary significantly between years.

1. Compatibility: Matching the Right Screen to Your Model

Ensuring compatibility is the most critical step in selecting an iMac A1418 screen replacement. These models were produced over several years, and screen assemblies differ in resolution, connector types, and physical dimensions.

• Check your model identifier: Go to Apple Menu > About This Mac > More Info to confirm your exact model (e.g., iMac12,1). This prevents mismatches with incompatible screens.
• Screen size and resolution: The A1418 supports 1920x1080 resolution. Ensure the replacement matches this spec exactly for optimal performance.
• Connector type: Later A1418 models may use different LVDS or eDP connectors—verify that the replacement screen’s cable matches your logic board.
• Bezel and mounting: The screen must align perfectly with the iMac’s front bezel and internal brackets to avoid gaps or installation issues.

Pro Tip: Use Apple’s official support site or third-party tools like EveryMac.com to cross-reference your serial number and confirm the exact display specifications for your iMac model.

2. Quality of the Display: Clarity, Color, and Brightness

The quality of the replacement screen directly impacts your user experience, especially for creative professionals, photographers, and video editors who rely on accurate color reproduction and sharp detail.

• Panel type: Most A1418 replacements use high-quality IPS (In-Plane Switching) LCD panels, which offer wide viewing angles and superior color accuracy compared to TN panels.
• Brightness (measured in nits): Look for screens with at least 300 nits brightness to ensure visibility in well-lit environments.
• Color gamut: A screen with 72% NTSC or higher color coverage delivers vibrant, true-to-life colors—essential for design and photo editing work.
• Contrast ratio: Higher contrast ratios (e.g., 1000:1 or better) enhance image depth and detail in dark scenes.
• No dead pixels: Reputable suppliers test panels before shipping. Confirm the seller has a dead pixel replacement policy.

Display Feature	Recommended Standard	Why It Matters
Resolution	1920x1080 (Full HD)	Ensures native resolution support and sharp text/images
Panel Type	IPS LCD	Wider viewing angles and better color consistency
Brightness	≥ 300 nits	Clear visibility in bright rooms or near windows
Color Gamut	≥ 72% NTSC	Accurate color reproduction for creative tasks
Contrast Ratio	≥ 1000:1	Deeper blacks and better image depth

3. DIY vs Professional Installation: Assessing Your Skill Level

Replacing an iMac screen is a delicate process that requires precision, patience, and the right tools. The A1418’s all-in-one design makes internal access challenging due to the fused glass and display assembly.

• DIY Considerations:
  • Requires specialized tools: suction cups, spudgers, plastic opening tools, and ESD-safe workspace.
  • High risk of damaging the LCD, digitizer (if applicable), or internal cables during disassembly.
  • One common mistake is cracking the glass while separating it from the display—especially when reusing the original panel.
  • Only recommended for users with prior iMac repair experience or those using a complete DIY kit with detailed instructions.
• Professional Installation:
  • Ideal for users unfamiliar with internal iMac components.
  • Technicians use proper tools and techniques to safely separate the glass and replace the LCD without damage.
  • Many repair shops offer labor warranties, adding extra protection.
  • Consider the cost of labor versus potential damage from a failed DIY attempt.

Warning: Attempting a DIY screen replacement without proper tools or experience can result in irreversible damage to the LCD, logic board, or camera/power cables embedded behind the display. If you're unsure, professional service is strongly advised.

4. Supplier Reputation: Buying from Trusted Sources

Not all replacement screens are created equal. The market includes everything from OEM-grade panels to low-quality counterfeits. Choosing a reputable supplier ensures you receive a reliable, well-tested product.

• Look for suppliers with verified customer reviews on platforms like Amazon, eBay, or specialized repair sites (e.g., iFixit, PowerBook Medic).
• Check return policies and whether the seller offers technical support.
• Avoid extremely low-priced screens—these are often recycled or defective panels with shortened lifespans.
• Preferred suppliers often provide detailed product descriptions, including panel brand (e.g., LG, Samsung, AUO), model number, and compatibility list.

5. Warranty: Protection Against Defects

A warranty is a strong indicator of a supplier’s confidence in their product and provides essential protection for your investment.

• Look for at least a 6-month to 1-year warranty covering manufacturing defects, backlight failures, and dead pixels.
• Some premium suppliers offer extended warranties or replacement guarantees.
• Ensure the warranty covers both parts and, if applicable, labor when purchased with installation services.
• Keep your purchase receipt and warranty documentation for easy claims processing.

Smart Buying Tip: Consider purchasing a complete screen assembly (LCD + front glass + frame) instead of just the LCD panel. While more expensive, it reduces installation complexity and eliminates the risk of damaging the glass during separation.

Final Recommendations

• Always double-check your iMac model number before ordering.
• Invest in a high-quality IPS panel for the best visual experience.
• Balance cost savings with risk—professional installation may save money in the long run.
• Purchase from suppliers with clear return policies and responsive customer service.
• Opt for a replacement with at least a 6-month warranty for peace of mind.

Replacing your iMac A1418 screen doesn’t have to be overwhelming. By focusing on compatibility, display quality, installation method, supplier reliability, and warranty coverage, you can restore your iMac to like-new condition with confidence. Take your time, do your research, and prioritize quality over shortcuts for the best long-term results.

Frequently Asked Questions About iMac A1418 Screen Replacement

Q1: Will I be able to replace the iMac A1418 screen by myself?

Replacing the screen on an iMac A1418 is a complex task that requires patience, precision, and a steady hand. While it is technically possible for individuals with basic technical skills and the right tools, it's important to understand the challenges involved:

• Technical Complexity: The iMac A1418 features a fused display assembly, meaning the glass, LCD, and sometimes the bezel are tightly integrated. Separating these components without damage requires specialized techniques.
• Adhesive Bonding: The screen is secured with strong adhesive, which must be carefully heated and removed using heat guns and plastic tools to avoid cracking the glass or damaging internal components.
• Risk of Damage: One wrong move can damage the display, logic board, or internal cables (like the display data cable), potentially rendering the iMac unusable.
• Expert Recommendation: For those without prior experience in electronics repair, especially with all-in-one desktops, hiring a certified technician or Apple-authorized service provider is strongly advised to ensure a safe and reliable repair.

That said, many DIY enthusiasts have successfully completed this repair using detailed guides and high-quality replacement kits. If you're confident and meticulous, it can be a cost-effective solution.

Q2: How do I ensure the replacement screen is of good quality?

The quality of your replacement screen directly affects visual performance, longevity, and overall user experience. To make an informed choice:

• Match Original Specifications: Ensure the replacement is designed specifically for the iMac A1418 (21.5-inch, Mid 2014 or Late 2015 models). Look for screens labeled as Retina or LED-backlit LCD with a resolution of 1920x1080.
• Check Panel Type: High-quality replacements use IPS (In-Plane Switching) panels for accurate color reproduction and wide viewing angles—just like the original Apple display.
• Verify Seller Reputation: Purchase from reputable suppliers with positive customer reviews, clear return policies, and responsive customer support. Avoid unusually low-priced screens, as they may be recycled or defective units.
• Look for Certifications: Some sellers provide test reports or photos showing the screen powered on before shipping, which adds confidence in quality.
• Read Real User Reviews: Pay attention to feedback about brightness consistency, dead pixels, touch responsiveness (if applicable), and ease of installation.

Investing in a premium-quality screen may cost more upfront but can save money and frustration in the long run by avoiding repeat repairs.

Q3: Are replacement screens covered by warranties?

Yes, many replacement screens do come with warranties, though coverage varies significantly depending on the seller and manufacturer:

Warranty Provider	Typical Coverage	Duration	What's Included
Reputable Online Retailers	Limited warranty	6 months – 1 year	Defects in materials, dead pixels, backlight issues
Specialty Repair Shops	Service + part warranty	90 days – 1 year	Installation defects and screen performance
Budget Sellers / Marketplaces	Limited or no warranty	30 days or less	May only cover immediate failures
Apple (Official)	Full warranty	1 year (with service)	Complete hardware and labor coverage

Always confirm warranty details before purchasing. A solid warranty provides peace of mind and protection against faulty units, especially given the high cost of the component.

Q4: How long does it take to replace an iMac A1418 screen?

The time required for screen replacement depends on the technician’s experience and whether the repair is done professionally or as a DIY project:

• Professional Technician: An experienced repair specialist typically completes the job in 1.5 to 3 hours, including disassembly, screen replacement, and reassembly.
• DIY Enthusiast: First-time DIYers should expect to spend 3 to 6 hours due to the learning curve, careful handling of adhesive, and potential setbacks.
• Factors Affecting Time:
  • Condition of existing adhesive (older iMacs may have brittle or hardened glue)
  • Availability of proper tools (heat gun, suction cups, spudgers)
  • Familiarity with internal layout and cable connections
  • Need to transfer components (e.g., ambient light sensor, camera module)

Always follow the step-by-step instructions included with your replacement kit. Rushing the process increases the risk of damaging the new screen or other internal parts.

Q5: What tools do I need for a DIY iMac A1418 screen replacement?

A successful DIY screen replacement relies heavily on having the correct tools. Most iMac A1418 LCD screen kits include essential tools, but here’s a comprehensive list to ensure you’re fully prepared:

Tool	Purpose	Notes
Pentalobe Screwdriver (P5 or PL5)	Removes the outer screws on the back of the iMac	Specific to Apple devices; not standard Phillips
Torx Screwdriver (T8, T10)	For internal screws securing the display and brackets	Often included in multi-bit kits
Plastic Opening Tools (Spudgers, Picks)	Safely pry apart the adhesive-sealed display	Prevents scratches and damage to the frame
Heat Gun or iOpener	Softens the strong adhesive around the screen	Crucial for safe disassembly; avoid excessive heat
Suction Cups (2)	Help lift the glass panel once adhesive is softened	Use with care to avoid sudden breakage
Adhesive Strip Remover or Floss	Slides under the edge to cut through adhesive	Makes separation smoother and safer
Anti-Static Wristband	Prevents electrostatic discharge (ESD) damage	Protects sensitive internal components
Tweezers (Fine-Tipped)	Handle small screws and connectors	Essential for precision work
New Adhesive Strips	Re-seal the display after replacement	Must be applied evenly for a secure fit

Having the right toolkit not only improves efficiency but also significantly reduces the risk of damaging your iMac during the repair process. Consider investing in a complete iMac repair kit designed specifically for the A1418 model.