1. Product Overview
Product Name: 13.8" Color XGA DSTN LCD Display
Model: AMB-6501C
Series: AMB Series Industrial LCD Modules
Article Number: AMB-6501C
Manufacturer: [Manufacturer not specified – typically associated with industrial display component suppliers or OEM display manufacturers]

The AMB-6501C is a 13.8-inch color XGA DSTN (Double Super Twisted Nematic) LCD module designed for industrial, embedded, and specialized display applications requiring a balance between resolution, color performance, and cost efficiency. With a native resolution of 1024 × 768 pixels (XGA) and support for 16 colors, this display module provides a clear, stable image suitable for control panels, instrumentation, and legacy systems that rely on DSTN technology.

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2. Key Features
- Display Type: DSTN (Double Super Twisted Nematic) LCD – a passive matrix technology offering good contrast and color reproduction for industrial use.
- Screen Size: 13.8 inches (diagonal) – optimized for medium-format display applications.
- Resolution: XGA (1024 × 768 pixels) – provides a 4:3 aspect ratio suitable for standard graphical interfaces.
- Color Capability: 16 colors – supports basic color differentiation for graphical user interfaces, status indicators, and data visualization.
- Display Mode: Color transmissive display – requires a backlight for visibility.
- Form Factor: Industrial-grade module designed for integration into embedded systems, control terminals, and legacy display replacements.
- Durability: Engineered for continuous operation in industrial environments with stable performance over extended periods.
- Compatibility: Designed for systems supporting XGA signal input and DSTN interface protocols.
- Energy Efficiency: Lower power consumption compared to active matrix (TFT) displays of similar size, making it suitable for low-power embedded systems.
- Viewing Characteristics: Optimized for front-facing viewing angles typical of control panels and operator interfaces.

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3. Technical Specifications
- Display Type: DSTN (Double Super Twisted Nematic) LCD
- Display Size (Diagonal): 13.8 inches
- Resolution: 1024 (H) × 768 (V) pixels (XGA standard)
- Aspect Ratio: 4:3
- Color Depth: 16 colors (4-bit color representation)
- Display Mode: Transmissive, color
- Active Area: Approximately 276 mm (H) × 207 mm (V) [typical for 13.8" XGA displays]
- Pixel Pitch: Approximately 0.27 mm × 0.27 mm (estimated based on XGA resolution and screen size)
- Contrast Ratio: Typical for DSTN displays (approx. 100:1 to 200:1, depending on backlight and panel configuration)
- Brightness: Typically 100–200 cd/m² (depending on backlight type and configuration)
- Response Time: Approx. 150–250 ms (DSTN characteristic)
- Viewing Angle: Typically ±45° horizontal, ±30° vertical (varies by configuration)
- Backlight Type: CCFL (Cold Cathode Fluorescent Lamp) or LED backlight (depending on variant)
- Interface: Parallel RGB or TTL interface (standard for DSTN modules)
- Power Supply Voltage: Typically 5 V DC (logic) and 12 V DC (backlight inverter, if applicable)
- Operating Temperature Range: 0°C to +50°C (standard industrial range)
- Storage Temperature Range: -20°C to +60°C
- Dimensions (W × H × D): Approx. 320 mm × 250 mm × 15 mm (typical for 13.8" DSTN modules)
- Weight: Approximately 1.0–1.2 kg (depending on backlight and housing)
- Mounting Type: Panel mount or embedded integration via mechanical brackets or frame assembly

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4. Functionality
The AMB-6501C operates as a passive matrix color LCD module utilizing DSTN technology. Unlike TFT active matrix displays, DSTN panels use dual-layer twisted nematic liquid crystal cells to improve contrast and reduce ghosting compared to standard STN displays. The display requires an external controller or embedded graphics interface capable of generating XGA (1024×768) signals.

Use Cases and Applications:
- Industrial control panels and operator terminals
- Embedded systems and legacy equipment requiring XGA DSTN displays
- Test and measurement instruments
- Medical diagnostic or laboratory equipment
- Transportation and vehicle-mounted display systems
- Replacement modules for older DSTN-based systems

Compatibility:
The AMB-6501C is compatible with standard XGA signal interfaces and can be integrated into systems using TTL or RGB parallel data formats. It can be driven by common LCD controllers that support DSTN timing and color mapping.

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5. Components & Accessories
Included Components:
- AMB-6501C LCD module (main display unit)
- Integrated backlight assembly (CCFL or LED, depending on configuration)
- Flexible flat cable (FFC) or connector interface for signal input
- Mounting frame or bezel (if supplied as part of a kit)

Optional Accessories:
- Backlight inverter board (for CCFL versions)
- LED driver board (for LED-backlit versions)
- Controller board for XGA signal conversion (TTL to DSTN interface)
- Mounting brackets or panel integration hardware
- Protective front glass or touch panel overlay (optional customization)
- Power supply cables and connectors

Connectors:
- Signal interface connector (typically 31-pin or 41-pin FFC, depending on model variant)
- Backlight power connector (2-pin or 4-pin, depending on backlight type)

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6. Installation & Setup
Requirements:
- Compatible controller board or embedded system supporting XGA DSTN output
- Stable DC power supply (5 V logic, 12 V for backlight inverter if applicable)
- Proper mechanical mounting to ensure even pressure and avoid panel stress

Mounting Options:
- Front panel mounting using screw brackets or clips
- Rear mounting within an enclosure or chassis
- Integration into custom housings or instrument panels

Configuration Steps:
1. Connect the display signal interface to the system’s LCD controller output.
2. Connect the backlight power connector to the inverter or LED driver.
3. Verify correct voltage levels and signal timing according to the display’s datasheet.
4. Secure the module mechanically to prevent vibration or flexing.
5. Power on the system and adjust contrast or brightness settings as required.

Environmental Considerations:
- Avoid exposure to direct sunlight or high humidity.
- Ensure adequate ventilation for backlight heat dissipation.
- Maintain operating temperature within specified range for optimal performance.

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7. Performance & Capabilities
Display Performance:
The AMB-6501C provides a 1024×768 XGA resolution with 16-color output, suitable for displaying graphical user interfaces, text, and simple color-coded indicators. While DSTN technology does not match the refresh speed or color depth of TFT displays, it offers stable image quality and low power consumption, making it ideal for embedded and industrial applications where cost and reliability are prioritized over high-speed video performance.

Speed and Response:
DSTN panels typically exhibit slower response times (150–250 ms), which may result in motion blur for rapidly changing images. However, for static or semi-static content such as menus, data readouts, and control screens, performance is adequate and consistent.

Capacity and Efficiency:
The display’s low power draw and efficient backlight design contribute to reduced system energy consumption. The module’s passive matrix structure simplifies integration and reduces electromagnetic interference compared to active matrix alternatives.

Limitations:
- Limited color depth (16 colors) restricts use in high-fidelity imaging applications.
- Narrower viewing angles compared to modern TFT panels.
- Slower response time unsuitable for video playback or dynamic graphics.

Despite these limitations, the AMB-6501C remains a robust and cost-effective solution for industrial and embedded display needs.

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8. Standards & Compliance
The AMB-6501C is designed to meet general industrial electronic component standards for reliability and safety. While specific certifications may vary by manufacturer, typical compliance includes:
- RoHS (Restriction of Hazardous Substances) compliance for environmental safety.
- CE Marking (if sold within the EU) indicating conformity with relevant directives.
- ISO 9001 quality management compliance (manufacturer-level).
- Electromagnetic Compatibility (EMC) compliance for industrial environments.
- UL or TUV certification for backlight components (if applicable).

The display adheres to XGA (Extended Graphics Array) standards for resolution and signal timing, ensuring compatibility with a wide range of embedded controllers and industrial PCs.

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9. Additional Information
Warranty:
Typically supplied with a 12-month limited warranty covering manufacturing defects and component failures under normal operating conditions. Warranty terms may vary depending on the distributor or OEM integrator.

Support:
Technical documentation, including datasheets, mechanical drawings, and interface specifications, are available from the manufacturer or authorized distributors. Engineering support may include integration guidance, signal timing configuration, and backlight driver recommendations.

Maintenance:
- Regularly clean the display surface with a soft, lint-free cloth.
- Avoid applying pressure directly to the LCD surface.
- Replace backlight components (CCFL tubes or LED arrays) as needed after extended use.
- Ensure connectors remain secure and free from corrosion.

Updates and Lifecycle:
As a DSTN-based module, the AMB-6501C is part of a mature technology platform. While newer TFT alternatives exist, this model continues to serve as a drop-in replacement for legacy systems requiring DSTN compatibility. Product lifecycle support typically includes long-term availability for industrial customers, ensuring continuity for maintenance and system upgrades.

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Summary
The AMB-6501C 13.8" Color XGA DSTN LCD Display is a reliable, industrial-grade display module offering 1024×768 resolution and 16-color output in a 13.8-inch form factor. Built on DSTN technology, it provides a cost-effective solution for embedded and industrial applications where durability, stability, and compatibility are more critical than high-speed performance or full-color depth. With its robust construction, standard XGA interface, and flexible integration options, the AMB-6501C remains a dependable choice for control systems, instrumentation, and legacy equipment requiring long-term display support.