Sharp LQ13X02C | Reliable 13.8” XGA Display for Legacy Industrial & Medical Systems
The Sharp LQ13X02C is a specialized 13.8-inch a-Si TFT-LCD panel engineered for longevity and reliability in critical systems. While the industry trends towards newer technologies, the LQ13X02C holds a crucial position as a form, fit, and function replacement for a vast installed base of industrial machinery and medical diagnostic equipment. Its design prioritizes seamless integration, ensuring that valuable, field-proven assets can be maintained and serviced without the need for costly and complex system-wide redesigns.
Application Scenarios & Value Proposition
The true value of the Sharp LQ13X02C lies in its ability to extend the operational life of capital-intensive equipment. For system integrators and maintenance engineers, sourcing this panel is not about upgrading—it's about sustaining performance and preventing downtime.
- Industrial Automation & CNC Machines: Many legacy Human-Machine Interfaces (HMIs) were designed around the 4:3 aspect ratio and XGA resolution. The LQ13X02C serves as a direct drop-in replacement, preserving the original graphical user interface (GUI) and control logic without any software or firmware modification.
- Medical Imaging Systems: Older diagnostic equipment, such as ultrasound machines and patient monitors, rely on the specific performance characteristics of panels like the LQ13X02C. Its proven stability and consistent image reproduction are essential for maintaining diagnostic confidence and regulatory compliance.
- Test and Measurement Equipment: In specialized test benches and analysis tools, display compatibility is paramount. This panel ensures that technicians can continue to operate and service these systems with the original, validated display solution, a critical factor in many demanding industrial environments.
Key Technical Specifications
Engineers seeking a precise replacement need exact specifications. The following table outlines the core parameters of the Sharp LQ13X02C, confirming its suitability for targeted legacy applications.
| Parameter | Value |
|---|---|
| Manufacturer | Sharp |
| Model Name | LQ13X02C |
| Screen Size | 13.8 inch |
| Resolution | 1024(RGB)×768, XGA |
| Display Technology | a-Si TFT-LCD, Normally White, Transmissive |
| Brightness | 170 cd/m² (Typ.) |
| Contrast Ratio | 120:1 (Typ.) |
| Backlight System | 1 pcs CCFL (Cold Cathode Fluorescent Lamp) |
| Signal Interface | LVDS (1 ch, 6-bit), 20 pins Connector |
| Operating Temperature | 0 ~ 50 °C |
For a comprehensive datasheet, please download the LQ13X02C specification sheet here.
Engineering Deep Dive: Why Legacy Specs Matter
From a modern perspective, some specifications of the LQ13X02C might seem dated. However, for its intended purpose, these "legacy" features are its primary engineering strengths.
CCFL Backlight & Electrical Compatibility: Modern LED backlights operate on different drive voltages and require different control signals (e.g., PWM for dimming). The LQ13X02C's CCFL backlight is powered by a high-voltage inverter, which is what the host system is designed to provide. Using this panel avoids the need to engineer a new power solution, ensuring 100% electrical compatibility and preventing potential EMI/RFI issues that can arise from retrofitting. This is a crucial consideration in sensitive medical and testing environments.
Native XGA Resolution & LVDS Interface: The 1024x768 resolution and 6-bit LVDS Interface are a matched pair for the graphics controllers in target systems. Attempting to use a higher-resolution panel would require a signal scaler, introducing latency and potential visual artifacts. The LQ13X02C interfaces directly with the host controller, guaranteeing the same timing, performance, and visual fidelity as the original part.
Frequently Asked Questions (FAQ)
1. My equipment uses a 13.8-inch CCFL display. Is the LQ13X02C a guaranteed match?
The Sharp LQ13X02C is a common replacement for many 13.8" XGA systems. However, it is critical to verify the connector type (20-pin LVDS) and the mechanical mounting points. We strongly recommend comparing the datasheet specifications with your existing panel before ordering. For verification assistance, please contact our technical team with the model number of your current display.
2. What are the handling considerations when replacing a CCFL-backlit display?
CCFL backlights involve high-voltage inverters and contain small amounts of mercury. Always ensure the system is fully powered down and discharged before disconnecting the inverter. Handle the panel with care to avoid breaking the lamp. Proper industrial display maintenance and handling procedures are key to a successful replacement.
