1. تعارف
This manual provides essential information for the proper installation, operation, and maintenance of your Da-Lite 28273T 87-inch Projection Screen and Dry Erase White Board. This product is designed for dual functionality, serving as both a high-quality projection surface and a versatile dry erase whiteboard. Please read this manual thoroughly before use to ensure safe and optimal performance.
2. حفاظت جي ڄاڻ
اھم حفاظتي ھدايتون:
- Due to its weight (approximately 55 pounds) and dimensions, this product requires careful handling and installation. Always use appropriate lifting techniques and seek assistance when moving or mounting the screen.
- Ensure the mounting surface is structurally sound and capable of supporting the screen's weight. Use appropriate fasteners for your wall type. Consult a qualified professional for installation if you are unsure.
- سڀني پيڪنگنگ مواد کي ٻارن کان پري رکو.
- Do not attempt to modify or disassemble the product. Unauthorized modifications may void the warranty and pose safety risks.
- Use only dry erase markers specifically designed for whiteboards. Avoid permanent markers or abrasive cleaning agents.
3. پيڪيج مواد
انسٽاليشن سان اڳتي وڌڻ کان اڳ پڪ ڪريو ته سڀئي جزا موجود آهن ۽ انهن کي ڪو نقصان نه پهتو آهي.
- Da-Lite 28273T 87-inch Projection Screen and Dry Erase White Board
- Mounting Hardware (screws, anchors, brackets - specific types may vary based on model revision)
- انسٽاليشن ٽيمپليٽ (جيڪڏهن شامل هجي)
If any items are missing or damaged, contact Da-Lite customer support immediately.
4. سيٽ اپ ۽ تنصيب
The Da-Lite 28273T screen is designed for wall mounting. Due to its size and weight, a minimum of two people are recommended for installation. Professional installation is advised to ensure proper and secure mounting.
4.1 جڳھ چونڊڻ
- Select a wall that is structurally sound and free from obstructions.
- غور ڪريو viewing angle for projection and accessibility for dry erase use.
- Avoid direct sunlight or strong ambient light sources that could affect projection quality.
4.2 چڙهڻ جون هدايتون
- ماپ ۽ نشان: Carefully measure the desired height and center point for the screen on the wall. Use a level to ensure the mounting points will be perfectly horizontal. If an installation template is provided, use it.
- پائلٽ سوراخ ڪريو: Based on your measurements and the type of mounting hardware provided, drill appropriate pilot holes into the wall. Ensure you are drilling into wall studs or using suitable wall anchors for drywall.
- ڳنڍڻ واري بریکٹس: Securely fasten the mounting brackets to the wall using the provided screws and anchors. Double-check that the brackets are firmly attached and level.
- کڻڻ ۽ لٽڪائڻ: With assistance, carefully lift the screen and align its mounting points with the installed wall brackets. Gently lower the screen onto the brackets, ensuring it is securely seated.
- فائنل چيڪ: Verify that the screen is level, stable, and securely mounted to the wall.
Figure 4.1: The Da-Lite 28273T 87-inch Projection Screen and Dry Erase White Board, showcasing its large, clean surface suitable for both projection and writing.
5. آپريٽنگ هدايتون
5.1 Using as a Projection Screen
The Da-Lite 28273T features a matte screen surface, designed to reduce glare and provide clear image projection.
- پروجيڪٽر جي جڳھ: Position your projector to align the image with the screen's 87-inch diagonal display area (46"W x 73.5"H, 16:10 aspect ratio). Adjust the projector's keystone correction and focus for optimal image quality.
- روشني جون حالتون: For best projection results, minimize ambient light in the room. The matte surface helps, but excessive light can still wash out the image.
5.2 Using as a Dry Erase Whiteboard
The screen surface also functions as a dry erase whiteboard.
- نشانن: Use only high-quality dry erase markers. Avoid permanent markers, as they will stain the surface.
- Erasing: Use a dedicated dry erase board eraser or a soft, clean cloth to remove markings. Erase promptly after use to prevent ghosting.
Figure 5.1: Detail of the Da-Lite 28273T screen surface, illustrating its dual-purpose design.
6. سار سنڀال ۽ سنڀال
Proper maintenance will extend the life and performance of your Da-Lite screen.
- Cleaning the Screen Surface:
- For dry erase marks, use a clean, soft dry erase eraser.
- For stubborn marks or general cleaning, lightly dampen a soft, lint-free cloth with water or a mild, non-abrasive whiteboard cleaner. Wipe gently and dry immediately with another clean, dry cloth.
- Do not use abrasive cleaners, solvents, or harsh chemicals, as these can damage the screen surface.
- فريم جي صفائي: فريم کي نرم، ڊي سان صاف ڪريوamp cloth. Avoid getting moisture into any internal components.
- چڪاس: Periodically inspect the mounting hardware to ensure it remains secure.
7. مسئلا حل ڪرڻ
هي حصو عام مسئلن کي حل ڪري ٿو جيڪي توهان کي منهن ڏئي سگهن ٿا.
| مسئلو | ممڪن سبب | حل |
|---|---|---|
| Image appears dim or washed out during projection. | Excessive ambient light; projector settings. | Reduce room lighting. Adjust projector brightness, contrast, and keystone settings. |
| Marks are difficult to erase from the whiteboard surface. | Used permanent marker; old dry erase marks; dirty eraser. | Ensure only dry erase markers are used. Erase marks promptly. Clean or replace the eraser. Use a specialized whiteboard cleaner for stubborn marks. |
| Screen appears uneven or wobbly after installation. | Improper installation; loose mounting hardware. | Re-check mounting hardware for tightness. Ensure wall anchors are properly seated. If necessary, re-install with professional assistance. |
8. وضاحتون
Key specifications for the Da-Lite 28273T Projection Screen and Dry Erase White Board:
| خاصيت | تفصيل |
|---|---|
| ماڊل نمبر | 28273T |
| اسڪرين جي ماپ (اخترن) | 87 انچ |
| پيداوار جا طول و عرض (W x H) | 73.5 inches x 46 inches (active display area) |
| اسپيڪٽ ريشو | 16:10 |
| اسڪرين جي مٿاڇري | Matte (reduces glare) |
| ڪارڪردگي | Projection Screen & Dry Erase Whiteboard |
| چڙهڻ جو قسم | Wall Mount, Board Mount |
| شيءِ جو وزن | 55 پائونڊ (تقريبن) |
| ٺاهيندڙ | ڊي لائيٽ |
9. وارنٽي ۽ سپورٽ
Da-Lite products are manufactured to high standards and are backed by a limited warranty. For specific warranty terms and conditions, please refer to the warranty card included with your product or visit the official Da-Lite webسائيٽ.
ڪسٽمر سپورٽ:
If you have any questions, require technical assistance, or need to report a problem with your Da-Lite 28273T screen, please contact Da-Lite customer support.
- Webسائيٽ: www.legrandav.com/products/da-lite (Official Da-Lite product page, part of Legrand AV)
- فون: Refer to the Da-Lite webموجوده رابطي نمبرن لاءِ سائيٽ.
Please have your model number (28273T) and purchase information ready when contacting support.
