GTG Group perform real tests and help getting globally recognized certifications for tablet.
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How can GTG assist you with the tests on tablet?
(1) Electrical safety test
- Insulation resistance test: this test checks the insulation resistance between different electrical components and conductive parts of the tablet. It ensures that there are no leakage currents that could pose a safety risk to the user.
- Dielectric strength test: also known as the high voltage test, this test checks the tablet’s ability to withstand high voltage without breakdown. It ensures that the insulation materials used in the tablet can handle the specified voltage levels safely.
- Ground bond test: the test verifies the integrity of the tablet’s grounding system. It ensures that the tablet has a reliable connection to the ground, which is crucial for safety in case of a fault or electrical surge.
- Leakage current test: this test measures the leakage current flowing through the tablet when it is connected to a power source. It ensures that the tablet does not have excessive leakage current, which could be potentially hazardous to the user.
- Overvoltage protection test: this test evaluates the tablet’s ability to withstand overvoltage conditions, such as power surges or lightning strikes. It ensures that the tablet’s internal protection mechanisms can effectively handle such situations without endangering the user.
(2) EMC test
- Radiated emissions test: the test is conducted to measure the level of electromagnetic energy that is emitted by the tablet. During this test, the tablet is placed in an anechoic chamber, and a spectrum analyzer is used to measure the radiated energy. The test ensures that the tablet does not emit electromagnetic energy that could interfere with other electronic devices.
- Conducted emissions test: the test is conducted to measure the level of electromagnetic energy that is emitted through the power cord or data cable of the tablet. During this test, the tablet is connected to a spectrum analyzer, and the level of conducted emissions is measured. The test ensures that the tablet does not emit electromagnetic energy that could interfere with other electronic devices.
- Radiated immunity test: the test is conducted to measure the level of electromagnetic energy that a tablet can withstand without malfunctioning. During this test, the tablet is placed in an anechoic chamber, and a signal generator is used to generate electromagnetic energy at various frequencies. The test ensures that the tablet can withstand electromagnetic energy without malfunctioning.
- Conducted immunity test: the test is conducted to measure the level of electromagnetic energy that a tablet can withstand through the power cord or data cable without malfunctioning. During this test, the tablet is connected to a signal generator, and electromagnetic energy is introduced through the power cord or data cable. The test ensures that the tablet can withstand electromagnetic energy without malfunctioning.
- Electrostatic discharge (ESD) test: the test is conducted to measure the level of electrostatic discharge that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a high voltage discharge from an ESD gun. The test ensures that the tablet can withstand electrostatic discharge without malfunctioning.
- Electrical fast transient (EFT) test: EFT test is conducted to measure the level of electrical fast transients that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a burst of electrical energy from an EFT generator. The test ensures that the tablet can withstand electrical fast transients without malfunctioning.
- Surge test: the test is conducted to measure the level of surge voltage that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a surge voltage from a surge generator. The test ensures that the tablet can withstand surge voltage without malfunctioning.
- Voltage dip and interruption test: the test is conducted to measure the level of voltage dip and interruption that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a voltage dip or interruption from a voltage dip and interruption generator. The test ensures that the tablet can withstand voltage dip and interruption without malfunctioning.
- Power frequency magnetic field test: the test is conducted to measure the level of power frequency magnetic field that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a power frequency magnetic field from a magnetic field generator. The test ensures that the tablet can withstand power frequency magnetic field without malfunctioning.
- Power frequency electric field test: the test is conducted to measure the level of power frequency electric field that a tablet can withstand without malfunctioning. During this test, the tablet is exposed to a power frequency electric field from an electric field generator. The test ensures that the tablet can withstand power frequency electric field without malfunctioning.
(3) Energy efficiency test
- Power consumption test: this test measures the tablet’s power consumption in various operating modes, such as idle, browsing, video playback, and standby. It helps determine how efficiently the tablet utilizes energy during different usage scenarios.
- Battery efficiency test: the test assesses the tablet’s power usage when running on battery. It measures factors such as battery life, charging efficiency, and standby power consumption to evaluate how effectively the tablet utilizes its battery capacity.
- Sleep mode power consumption test: this test measures the tablet’s power consumption when in sleep or standby mode. It ensures that the tablet enters a low-power state when not in active use, minimizing energy wastage.
- Display power efficiency test: the test evaluates the energy consumption of the tablet’s screen. It assesses factors like brightness levels, backlighting technology, and power-saving features to determine how efficiently the tablet utilizes energy for its display.
- Energy Star compliance test: to obtain Energy Star certification, tablets undergo comprehensive testing to ensure compliance with energy efficiency guidelines set by the U.S. Environmental Protection Agency (EPA). Energy Star-certified tablets are designed to consume less power during operation, reducing energy consumption and environmental impact.
(4) Mechanical tests
- Drop test: the test is one of the most important mechanical tests that a tablet undergoes. This test is designed to test the durability of the tablet when it’s dropped from a certain height. The drop height varies for different tablets, but the standard height is 1.22 meters (4 feet). The tablet is dropped on different surfaces, including concrete, wood, and carpet to simulate real-life scenarios.
- Twist test: the test is performed to test the robustness of the tablet’s housing. The tablet is clamped on both ends and twisted in opposite directions to test its resistance to torsion. The test is repeated multiple times, and the tablet is inspected for any damage after each twist.
- Pressure test: the test is done to test the strength of the tablet’s screen. The tablet is placed on a pressure point, and a force is applied to it until the screen cracks or breaks. The force applied varies for different tablets, but the standard force is 25 pounds.
- Vibration test: the test is designed to test the tablet’s ability to withstand vibrations. The tablet is placed on a vibration table, and vibrations are applied to it at different frequencies and amplitudes. The test is repeated multiple times, and the tablet is inspected after each test to check for any damage.
(5) Environmental tests
- Water resistance test: the test is performed to test the tablet’s ability to withstand water. The tablet is placed in a container filled with water and left for a certain amount of time. The test duration varies for different tablets, but the standard time is 30 minutes. After the test, the tablet is inspected for any water damage.
- Temperature test: the test is done to test the tablet’s ability to withstand extreme temperatures. The tablet is placed in a temperature chamber and subjected to different temperatures ranging from -10°C to 50°C. The test is repeated multiple times, and the tablet is inspected after each test to check for any damage.
- Humidity test: the test is performed to test the tablet’s ability to withstand humidity. The tablet is placed in a humidity chamber and subjected to different levels of humidity ranging from 20% to 80%. The test is repeated multiple times, and the tablet is inspected after each test to check for any damage.
- Salt spray test: the test is designed to test the tablet’s ability to withstand corrosion. The tablet is placed in a salt spray chamber and subjected to a saltwater mist for a certain amount of time. After the test, the tablet is inspected for any corrosion damage.
How can GTG assist you with the certifications or markings for tablets?
(1) CE marking
The CE mark is a certification that indicates compliance with European Union (EU) standards for health, safety, and environmental protection. It is mandatory for products sold within the European Economic Area (EEA). The CE mark ensures that the tablet meets the necessary requirements for consumer safety.
(2) FCC certification
The Federal Communications Commission (FCC) certification is required for electronic devices sold in the United States. It ensures that the tablet meets specific electromagnetic compatibility (EMC) and radio frequency (RF) exposure standards, ensuring that it doesn’t interfere with other devices and operates within acceptable limits.
(3) FCC ID
The FCC ID is a unique identifier assigned to electronic devices, including tablets, by the FCC. This identifier helps in identifying the tablet’s manufacturer and model number.
(4) UL certification
The Underwriters Laboratories (UL) marking on a tablet indicates that it has undergone testing and meets the safety standards set by UL. This marking is essential for tablets being sold in the United States.
(5) TUV marking
The Technischer Überwachungsverein (TUV) marking on a tablet indicates that it has undergone testing and meets the safety and quality standards set by TUV.
(6) RoHS compliance
RoHS stands for Restriction of Hazardous Substances. It is a directive that restricts the use of certain hazardous substances in electrical and electronic equipment, including tablets. RoHS compliance ensures that the tablet is free from hazardous materials like lead, mercury, cadmium, and certain flame retardants, making it more environmentally friendly.
(7) Energy Star certification
Energy Star certification is a voluntary certification that indicates that the product is energy-efficient. If a tablet has an Energy Star certification, it means that it consumes less energy and helps to reduce greenhouse gas emissions.
(8) EPEAT certification
Electronic Product Environmental Assessment Tool (EPEAT) certification is a rating system that evaluates the environmental impact of electronic devices. It considers factors such as energy efficiency, recyclability, and the use of hazardous materials. If a tablet has an EPEAT certification, it means that it is environmentally friendly.
(9) IP rating
The Ingress Protection (IP) rating indicates the level of protection that the tablet has against dust and water. It is a useful certification if you plan to use the tablet outdoors or in wet environments.
Why the biggest brands trust GTG Group?
GTG Group (Global Testing Group) is a certification company that offers testing and certification services to different industries. Our expertise in tablet testing and certification has made us a trusted name in the industry.
(1) Independent and impartial testing
GTG Group is a third-party testing company, which means we are not affiliated with any specific manufacturer. This impartiality can provide camera manufacturers and consumers with confidence in the accuracy and reliability of the testing process, and ensure that the camera meets the required standards.
(2) Confidentiality and security
GTG Group understands the importance of confidentiality and security when it comes to testing and certification. We ensure that our clients’ data and information are kept confidential and secure at all times. This ensures that our clients’ intellectual property and trade secrets are protected.
Contact GTG Group today for tablet testing and certification to avoid any legal issues that may arise from using a faulty tablet.
