Freya Yang
+86 18318948097
+852 62667476
21.5 Inch Digital Signage TFT LCD Module for Advertising Displays
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huisoar
HS215005B0
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Designed For
21.5 Inch Digital Signage TFT LCD Module for Advertising Displays
This Full HD IPS module provides 500 cd/m² typical luminance and a 30-pin LVDS connection for indoor commercial displays, monitors and advertising equipment.
Product Summary
The Digital Signage TFT LCD Module is a 21.5-inch non-touch display component for products that need a familiar Full HD image area, wide-angle viewing and embedded LVDS integration.
Its 1920 × 1080 native resolution supports advertising content, information layouts, branded graphics, interface pages and video presentation. The module can be evaluated for advertising machines, commercial displays, monitors, television-style display products and other controlled-environment visual systems.
The product is an open LCD module rather than a complete monitor. Controller electronics, signal conversion, power, enclosure, optical cover and system qualification must therefore be planned separately unless they are included in a confirmed project configuration.
Key Specifications
| Specification | Value |
|---|---|
| Display size | 21.5 inch |
| Native resolution | 1920 × 1080 pixels |
| Aspect ratio | 16:9 |
| Active area | 476.64 × 268.11 mm |
| Module outline | 495.6 × 292.2 × 7.85 mm |
| Panel technology | a-Si IPS TFT-LCD |
| Optical mode | Transmissive |
| Luminance | 500 cd/m² typical |
| Contrast ratio | 1000:1 typical |
| Viewing-angle data | 89/89/89/89, raw sequence |
| Display colors | 16.7M colors |
| Interface | LVDS |
| Connection | 30 pins |
| Backlight | WLED |
| Touch status | Non-touch |
| Operating temperature | 0°C to +50°C |
| Storage temperature | −20°C to +60°C |
Full HD Content Planning
Native 1920 × 1080 Content
The native Full HD raster provides a standard 16:9 canvas for commercial video, advertising graphics, menu boards, product information, instructions and monitor-style user interfaces.
Content should be generated at 1920 × 1080 pixels whenever possible. Native rendering helps preserve:
- Text edges
- Graphic detail
- Image proportions
- Video scaling
- Interface alignment
- Brand consistency
- Safe margins around the visible area
Viewing Distance and Layout Hierarchy
A 21.5-inch display may be viewed from a desk, counter, wall or advertising-machine position. Text size and information density should therefore be tested at the actual installation distance.
Primary messages should be visually dominant. Secondary details should remain readable without competing with the main advertisement, instruction or operational status.
500 cd/m² IPS Optical Performance
Indoor Commercial Visibility
The module provides 500 cd/m² typical luminance.
This brightness level is suited to indoor and controlled-light commercial installations, subject to front-cover losses and ambient reflections.
A 500 cd/m² panel should not automatically be described as sunlight readable or outdoor visible. Completed-system readability depends on:
- Cover-glass transmission
- Ambient reflection
- Air gap or bonding layer
- Decorative printing
- Anti-glare or anti-reflective treatment
- Installation angle
- Local lighting
- Enclosure shading
- Backlight control
- Operating temperature
Wide-Angle Shared Viewing
The IPS panel is listed with a full-view configuration and a viewing-angle sequence of 89/89/89/89.
This supports applications where customers or operators may approach the display from different positions. Because the directional order is not safely established in the supplied English information, the four values should remain as a raw sequence until the approved specification confirms the left, right, upper and lower assignment.
Digital Signage TFT LCD Module Integration
30-Pin LVDS Qualification
The module uses a 30-pin LVDS interface.
A matching 30-pin connector does not guarantee LVDS timing, voltage, channel, bit-width or pin compatibility.
Before releasing a controller, cable or motherboard, confirm:
- Native 1920 × 1080 timing
- LVDS channel count
- Bit mapping
- Clock arrangement
- Complete 30-pin assignment
- Panel supply voltage
- Logic levels
- Enable and control signals
- Backlight voltage and current
- Dimming method
- Connector orientation
- Cable direction and length
- Grounding and shielding
Controller and Cable Matching
The standard module does not establish direct HDMI, DisplayPort, DVI, VGA or USB compatibility. These input formats normally require a suitable controller board qualified for the panel timing, electrical definition and backlight system.
The controller-board review should include:
- Input source
- Output timing
- LVDS mapping
- Panel power
- Backlight driver
- Keypad or remote-control requirements
- Firmware
- Cable routing
- Available enclosure space
- Thermal behavior
Mechanical and Thermal Design
The precise module outline is 495.6 × 292.2 × 7.85 mm. The active display area is 476.64 × 268.11 mm.
Mechanical planning should cover:
- Front opening
- Bezel overlap
- Active-area centering
- Rear-component clearance
- Connector access
- Cable bend radius
- Mounting support
- Panel flatness
- Housing stiffness
- Cover-glass clearance
- Service access
- Tolerance accumulation
The operating temperature is 0°C to +50°C, with storage from −20°C to +60°C. These limits apply to the panel component and do not automatically qualify the controller, power supply, cover, adhesives or complete enclosure.
Application Scenarios
Advertising Machines
The Full HD canvas can present promotional video, static advertising, product launches, menus and branded visual content. The display controller, media source and enclosure remain system-level decisions.
Digital Signage Systems
The panel can support indoor information screens, reception displays, counter signage and other fixed commercial messaging products where a 21.5-inch open LCD module is preferred.
Commercial Displays
Commercial terminals can use the panel for product information, customer guidance, corporate communication or service instructions in controlled indoor environments.
Monitor Products
The standard 16:9 Full HD format is suitable for monitor-style devices when the selected controller and input architecture are matched to the panel.
Television-Style Display Products
The module can be incorporated into television-style display equipment, but tuner, audio, media processing, remote-control functions and external I/O are not part of the confirmed panel specification.
Customization Boundaries
Project review can include:
- LVDS cable and controller matching
- Complete 30-pin definition
- Brightness target review
- Backlight-control planning
- Cover glass
- Anti-glare or anti-reflective treatment
- Optical bonding
- Separate touch overlay
- Enclosure adaptation
- Mounting support
- Branding
- Packaging
- Sample validation
Custom configurations are generally reviewed from 500 pieces, subject to tooling requirements, material availability and the requested specification. Samples and standard-module quantities are confirmed separately.
Procurement Checklist
Submit:
- Host or controller-board model
- Native 1920 × 1080 timing
- LVDS channel count
- Bit width and mapping
- Complete 30-pin definition
- Panel input voltage
- Backlight voltage and current
- Dimming requirement
- Connector orientation
- Cable length and direction
- Enclosure drawing
- Front opening
- Mounting method
- Cover-glass specification
- Bonding requirement
- Target finished-front luminance
- Installation lighting
- Operating-temperature requirement
- Touch requirement
- Required input source
- Sample quantity
- Annual demand
- Production schedule
FAQ
About 21.5 Inch Digital Signage TFT LCD Module
What must be checked before connecting a 30-pin LVDS controller?
How should Full HD advertising content be prepared?
Is 500 cd/m² sufficient behind cover glass?
Which dimensions should control enclosure design?
When is a separate touch overlay or controller board required?
Freya Yang
+86 18318948097
