CORN GT20 Mobile Phone User Manual
- June 5, 2024
- CORN
Table of Contents
GT20
User Manual
Overview
Installing the SIM card and battery
Charging the battery 
- Before using the device for the first time. you must charge the battery to full.
- Connecting the charger improperly may cause serious damage to the device. Any damage caused by misuse is not covered by the warranty.
- After charging the device, ensure it is disconnected from the changing socket.
- The charger should remain close to the electrical socket and easily accessible while charging.
Safety Instructions
Please read the following guidelines. To view the full safety information please refer to the “Health and Safety” from www.corn-mobile.com
- Use manufacturer-approved batteries, chargers, accessories and supplies to prevent risk of injury, fire or explosion.
- For pluggable equipment, the socket-outlet shall be installed near the equipment and shall be easily accessible.
- Risk of explosion if the battery is replaced by an incorrect type. Dispose of used batteries according to these instructions.
- Do not expose the device to physical impact or damage.
- Avoid the charging jack and battery terminals from contacting conductive elements such as metal and liquids.
- Do not store the device in very hot or cold areas. It is recommended to use your device at temperatures from 5 to 50 C.
- Do not store your device near or in heaters. microwaves. cooking equipment or high-pressure containers.
- Do not touch the charger or the device with wet hands while the device is charging.
- Do not use your device outdoor during a thunderstorm.
- Turn off the device in potentially explosive environments.
- Comply with all safety warnings and regulations regarding mobile device usage while operating a vehicle.
- If the device is cracked, broken, or becomes very hot. stop using the device immediately. If the device has a camera flash or light, do not use it close to the eyes of people or animals.
- Your phone can case interference with aircraft equipment. Therefore, it is essential you follow airline regulations.
- Never take your phone apart. Unauthorized repairs could break the terms of your warranty.
- GSM:850/900/1800/1900 WCDMA:850/1900
To prevent possible of hearing damage when using a headset, do not listen to sound at high volume for long periods.
Correct Disposal
(Waste Electrical & Electronic Equipment) this marking on the product,
accessories or literature indicates that the product and it electronic
accessories (e.g charger, headset, USB cable) should not be disposed of with
household waste.
This marking on the battery, manual or packaging indicates that the batteries
in this product should not be disposed of with other household waste.
FCC Warning:
Any changes or modifications not expressly approved by the party responsible
for compliance could void the user’s authority to operate the equipment. This
device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1)This device may not cause harmful interference,
and (2)This device must accept any interference received, including
interference that may cause undesired operation.
Note: This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates, uses and
can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and on. the user is encouraged to try to correct the
interference by one or more of the following measures:
-Reorient or relocate the receiving antenna
-Increase the separation between the equipment and receiver
-Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
-Consult the dealer or an experienced radio/TV technician for help
SAR tests are conducted using standard operation positions accepted by the FCC
with the phone transmitting at its highest certified power level in all tested
frequency bands, although the SAR is determined at the highest certified power
level, the actual SAR level of the phone while operating can be well below the
maximum value, in general, the closer you are to a wireless base station
antenna, the lower the power output.
Before a new model phone is available for sale to the public, it must be
tested and certified to the FCC that does not exceed the exposure limit
established by the FCC, Tests for each phone are performed in positions and
locations(e.g. at the ear and worn on the body) as required by the FCC.
For body-worn operation, this model phone has been tested and meets the FCC RF
exposure guidelines when used with an accessory designated for this product or
when sued with an accessory that contains no metal and that positions the
handset a minimum of 1.5 cm from the body.
Non-compliance with the above restrictions may result in violations of RF
exposure guidelines. www.corn-mobile.com
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