GXT 280 Sumna - Keyboard TRUST - Free user manual and instructions
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| Product Type | Gaming Keyboard |
| Layout | Full-size (QWERTY) |
| Connection | Wired USB 2.0 |
| Switch Type | Membrane |
| Backlight | RGB backlighting with 7 colors and 4 modes |
| Anti-Ghosting | 10-key rollover |
| Multimedia Keys | Dedicated media controls |
| Wrist Rest | Integrated wrist support |
| Keycap Material | ABS plastic |
| Dimensions (W x H x D) | 448 x 24 x 165 mm |
| Weight | 580 g |
| Cable Length | 1.8 m |
| Compatibility | Windows 10/11, macOS |
| Power Supply | USB powered (5V DC) |
| Special Features | 5 macro keys, adjustable brightness |
| Maintenance | Clean with a soft dry cloth; avoid debris under keys |
| Safety | Do not expose to liquids or open flames |
| Spare Parts & Repairability | Not user-repairable; contact certified service |
| Warranty | 2-year limited warranty |
Frequently Asked Questions - GXT 280 Sumna TRUST
Does the Trust GXT 280 Sumna have RGB backlighting?
Yes, the Trust GXT 280 Sumna features RGB backlighting with multiple color options and effects. You can cycle through presets using the FN key combined with the top row keys.
Is the GXT 280 Sumna suitable for gaming?
Absolutely. It is designed as a gaming keyboard, offering anti-ghosting with 10-key rollover, which ensures multiple simultaneous key presses are registered correctly.
How do I clean the keyboard safely?
Unplug the keyboard before cleaning. Use a soft, dry microfiber cloth to wipe the surfaces. To dislodge debris between keys, you can gently use compressed air. Do not use water or cleaning sprays directly on the keyboard.
Does the GXT 280 Sumna require drivers or software?
No, the keyboard is plug-and-play. It does not require any software installation for basic functionality. Just connect the USB cable to an available port and it will be recognized automatically.
Is this keyboard compatible with Apple Mac computers?
Yes, the Trust GXT 280 Sumna works with macOS as well as Windows. The multimedia keys may have limited functionality on macOS, but standard typing and backlight controls are fully supported.
How can I change the backlight effects?
Use the FN key in combination with the F2–F7 keys to switch between different backlight modes, including color cycling and static colors. Press the FN + arrow keys to adjust brightness.
Does the keyboard come with a wrist rest?
Yes, it includes an integrated wrist rest that provides comfortable support during extended gaming sessions or typing tasks.
What is the warranty period for the GXT 280 Sumna?
Trust provides a 2-year limited warranty for this keyboard, covering defects in materials and workmanship under normal use.
Can I replace the keycaps on this keyboard?
Yes, the keycaps are standard size and can be removed with a keycap puller. This allows for easy customization with aftermarket keycap sets that are compatible with membrane keyboards.
Is this a mechanical keyboard?
No, the GXT 280 Sumna uses membrane switches. It offers a quiet, tactile typing experience and is still suited for gaming, but unlike mechanical keyboards, the switches are not individually replaceable.
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USER MANUAL GXT 280 Sumna TRUST
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Product information
Brand : TRUST
Model : GXT 280 Sumna
Category : Keyboard