FOSSiBOT DT3

FOSSiBOT DT3 Rugged Tablet 5G User Manual

Model: DT3 | Brand: FOSSiBOT

1. Introduction

Welcome to the FOSSiBOT DT3 Rugged Tablet 5G User Manual. This guide provides essential information for setting up, operating, maintaining, and troubleshooting your new device. The FOSSiBOT DT3 is designed for durability and high performance, featuring a robust build, powerful processor, and long-lasting battery, making it suitable for various environments and tasks.

The FOSSiBOT DT3 is a rugged tablet built for power and tuned for performance. It features a 21560mAh battery, D7300 5G processor, 10.4-inch 2K display, and 32GB (12+20) RAM + 256GB ROM.

Video: FOSSiBOT DT3 5G Rugged Tablet product showcase.

2. Setup

2.1 Unboxing and Package Contents

Upon opening your FOSSiBOT DT3 package, you should find the following items:

  • FOSSiBOT DT3 Rugged Tablet
  • 66W Fast Charger
  • USB Type-C Cable
  • Hand Strap
  • User Manual (this document)
  • SIM Ejector Tool

Standard Package Contents
Image: Standard package contents including tablet, charger, cable, hand strap, and documentation.

2.2 Initial Charging

Before first use, fully charge your FOSSiBOT DT3 using the provided 66W fast charger and USB Type-C cable. The 21560mAh battery can reach 80% charge in approximately 1 hour.

66W Fast Charge
Image: Illustration of 66W fast charging for the DT3 tablet.

2.3 SIM and TF Card Installation

The DT3 supports dual Nano SIM cards or one Nano SIM and one TF card for storage expansion up to 2TB. Use the provided SIM ejector tool to open the SIM tray and insert your cards as shown in the diagram.

Dual SIM and TF Card Slot
Image: Diagram showing the dual SIM and TF card slot for the DT3 tablet.

2.4 Power On/Off

To power on, press and hold the power button (usually located on the side) until the FOSSiBOT logo appears. To power off, press and hold the power button, then select 'Power off' from the on-screen options.

3. Operating Your Tablet

3.1 Display Features

The DT3 features a 10.4-inch FHD+ Incell Display with 2K resolution (1200*2000), a 5:3 aspect ratio, 1000:1 contrast ratio, and 500 Nits peak brightness. It offers various reading modes for enhanced comfort:

  • Normal Mode: Standard display settings.
  • Eye-protection Mode: Reduces blue light for comfortable viewing.
  • Night Mode: Optimizes display for low-light environments.
  • Viewing Comfort: Includes Blue Light Adjustment and 3-darkness-level Dark Mode.

10.4-inch 2K Display
Image: The 10.4-inch 2K display with specifications.

Reading Modes
Image: Visual representation of different reading modes.

3.2 Camera Functionality

Capture high-quality photos and videos with the DT3's advanced camera system:

  • Rear Camera: 64MP (Samsung sensor, PDAF) with AI enhancements for automatic setting adjustments.
  • Front Camera: 32MP (Sony sensor) ideal for selfies, group photos, and video calls.

64MP AI Rear Camera
Image: The 64MP AI rear camera in action.

32MP Front Camera Selfie
Image: A selfie taken with the 32MP front camera.

3.3 Audio Experience

The DT3 features symmetrical quad box speakers, delivering an extraordinary stereo and surround sound experience for music, movies, and gaming.

Quad Box Speakers
Image: Visual representation of the quad box speakers.

3.4 Connectivity

The tablet offers robust connectivity options:

  • 5G Global Networks: Dual SIM support for seamless switching between work and personal life.
  • WiFi 6: Provides blazing fast download speeds and stable connections for wireless projection, live streaming, and video meetings.
  • NFC: Enables convenient payments, access control, and smart life interactions with a single touch.

WiFi 6 Connectivity
Image: Graphic illustrating WiFi 6 capabilities.

NFC Functionality
Image: User making a payment using the tablet's NFC feature.

3.5 Navigation

The FOSSiBOT DT3 supports 6 major international navigation systems for accurate positioning:

  • GPS
  • GLONASS
  • QZSS
  • GALILEO
  • BEIDOU
  • NavIC

Multiple Navigation Systems
Image: Icons representing the supported navigation systems.

3.6 Security Features

Unlock your device securely and conveniently using:

  • Fingerprint Recognition: Integrated fingerprint scanner for quick access.
  • Face ID Unlock: Utilizes the front 32MP camera for facial recognition.

Fingerprint and Face ID Unlock
Image: Illustration of fingerprint and face ID unlock methods.

3.7 Operating System

The DT3 runs on the latest Android 15 OS, providing access to a wide range of applications and allowing for customization of themes and widgets to personalize your user experience.

Android 15 OS
Image: Tablet screen displaying Android 15 interface with various apps.

3.8 Flashlight/Camp Light

The integrated LED flashlight serves a dual purpose as a powerful camp light, making it a versatile companion for outdoor adventures such as camping, night fishing, hiking, cycling, diving, as well as practical uses in site construction or vehicle maintenance.

Flashlight and Camp Light
Image: The tablet's LED light functioning as a flashlight.

4. Maintenance and Durability

4.1 Rugged Design and Certifications

The FOSSiBOT DT3 is engineered for extreme durability, holding IP68/IP69K waterproof and MIL-STD-810H certifications. This means it is designed to withstand:

  • Sudden drops
  • Dust storms (360° all-round dust-proof)
  • High-pressure underwater conditions (1.5m for 30 minutes IP68 waterproof)

Its construction features strengthened corners and an aluminum-titanium framework for enhanced resilience.

IP68 IP69K MIL-STD-810H Certified
Image: The DT3 tablet submerged in water and covered in sand, demonstrating its ruggedness.

Ruggedness Features
Image: Diagram showing strengthened corners and aluminum-titanium framework.

4.2 Temperature Resistance

The device is built to operate reliably in a wide range of environmental temperatures, from -20°C to 60°C.

Temperature Resistance
Image: Visual depicting the tablet's ability to withstand low and high temperatures.

4.3 General Cleaning and Care

  • Wipe the tablet with a soft, damp cloth.
  • Avoid using harsh chemicals, abrasive cleaners, or solvents, as these can damage the device's protective coatings.
  • Ensure all port covers are securely closed to maintain water and dust resistance.

4.4 Storage

When not in use for extended periods, store the tablet in a cool, dry place away from direct sunlight and extreme temperatures to preserve battery life and component integrity.

5. Troubleshooting

If you encounter issues with your FOSSiBOT DT3, refer to the following common troubleshooting steps:

5.1 Device Not Powering On

  • Ensure the battery is charged. Connect the tablet to the 66W fast charger for at least 30 minutes before attempting to power on again.
  • If it still doesn't turn on, perform a forced restart by holding the power button for 10-15 seconds.

5.2 Slow Performance

  • Close unnecessary background applications to free up RAM.
  • Regularly clear the cache of apps and the system.
  • Consider reducing the number of widgets on your home screen, as they consume resources.
  • If issues persist, backing up your data and performing a factory reset might resolve the problem.

5.3 Network Connectivity Issues

  • Check if Wi-Fi or mobile data is enabled in the settings.
  • Restart the tablet.
  • For mobile data, ensure your SIM card is correctly inserted and your service plan is active.
  • For Wi-Fi, try restarting your router and ensuring the tablet is within range.

5.4 Camera Not Working

  • Ensure camera permissions are granted to the camera application in the tablet's settings.
  • Restart the camera app or the entire tablet.
  • Check for any available system updates that might include camera driver fixes.

6. Specifications

FeatureSpecification
ProcessorMediaTek D7300 (4nm Octa-core)
RAM12GB (expandable up to 32GB)
ROM256GB (expandable up to 2TB with TF card)
Operating SystemAndroid 15
Display10.4-inch FHD+ Incell Display, 2K (1200*2000) Resolution, 5:3 Aspect Ratio, 1000:1 Contrast Ratio, 500 Nits Peak Brightness
Battery21560mAh
Charging66W Fast Charge
Rear Camera64MP (Samsung sensor, PDAF)
Front Camera32MP (Sony sensor)
Connectivity5G, WiFi 6, Bluetooth, NFC
NavigationGPS, GLONASS, QZSS, GALILEO, BEIDOU, NavIC
DurabilityIP68/IP69K Waterproof, MIL-STD-810H Certified, Dustproof, Shockproof
SpeakersQuad Box Speakers
Unlock MethodsFingerprint Recognition, Face ID
Extend PortType-C
SIM CardNano SIM+Nano SIM OR Nano SIM+TF
Supported LanguagesEnglish, Russian, Spanish, Swedish, Portuguese, Turkish, Italian, German, Chinese, French, Japanese, Polish, Ukrainian, Greek, Hebrew

7. User Tips

  • For optimal battery life, consider enabling Eye-protection or Night Mode, especially during extended reading sessions.
  • Utilize the included hand strap for secure handling, particularly in active environments or when working outdoors.
  • The 66W fast charging allows for quick power-ups; even a 10-minute charge can provide 3 hours of use for work.

8. Warranty and Support

Your FOSSiBOT DT3 Rugged Tablet 5G comes with a standard manufacturer's warranty. For detailed warranty information, technical support, or service inquiries, please refer to the official FOSSiBOT website or contact their customer service.

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