TCL T303D-3ALCIB12

TCL Onetouch 5023 Mobile Phone User Manual

Model: T303D-3ALCIB12

Introduction

This manual provides essential information for the safe and efficient operation of your TCL Onetouch 5023 mobile phone. Please read it thoroughly before using the device.

The TCL Onetouch 5023 is designed for easy operation, featuring a 6.1 cm (2.4 inch) QVGA display, large buttons, and a user-friendly interface, making it suitable for elderly users. It includes a special charging station, SOS button, camera, Bluetooth, and flashlight.

Package Contents

Upon unboxing, please ensure all items are present:

  • TCL Onetouch 5023 Mobile Phone
  • Power Adapter
  • Charging Station (if included with your specific model)
  • User Manual (this document)

If any items are missing or damaged, please contact your retailer.

Device Overview

TCL Onetouch 5023 mobile phone, open, showing the screen and keypad.
Front view of the phone in its open, flip-phone configuration, displaying the screen and the large, easy-to-use keypad.
TCL Onetouch 5023 mobile phone, closed, front view.
Front view of the phone in its closed, compact state.
TCL Onetouch 5023 mobile phone, side view.
Side view of the phone, highlighting its slim profile and external ports/buttons.
TCL Onetouch 5023 mobile phone, back view.
Rear view of the phone, showing the camera and the TCL Onetouch branding.

Setup

Inserting the SIM Card and Battery

  1. Carefully remove the back cover of the phone.
  2. Insert your SIM card(s) into the designated slot(s) with the gold contacts facing down.
  3. Insert the battery, ensuring the contacts align correctly.
  4. Replace the back cover until it clicks into place.

Initial Charging

Before first use, fully charge the phone. Connect the power adapter to the charging station, then place the phone in the charging station. The battery indicator on the screen will show charging progress. A full charge typically takes approximately 2-3 hours.

Operating Instructions

Power On/Off

  • To power on: Press and hold the Power/End Call button until the screen lights up.
  • To power off: Press and hold the Power/End Call button, then select "Power off" from the options.

Making Calls

  1. From the home screen, use the keypad to dial the desired phone number.
  2. Press the Call button (green button) to initiate the call.
  3. To end a call, press the End Call button (red button).

Receiving Calls

When a call comes in, press the Call button (green button) to answer. To reject a call, press the End Call button (red button).

SOS Button Functionality

The SOS button is located on the back of the phone. In an emergency, press and hold the SOS button for several seconds. The phone will automatically dial pre-set emergency contacts and send an emergency SMS message.

Note: Ensure emergency contacts are properly configured in the phone settings.

Using the Camera

To access the camera, navigate to the "Camera" application from the main menu. Press the central navigation button to take a photo. Photos are saved to the phone's memory or an inserted microSD card.

Flashlight

The flashlight can be activated by pressing the dedicated flashlight button, usually located on the side of the phone. Press it again to turn it off.

Maintenance

Cleaning Your Device

Use a soft, dry cloth to clean the phone's screen and body. Avoid using liquid cleaners or aerosols, as they may damage the device.

Battery Care

To prolong battery life, avoid exposing the phone to extreme temperatures. Do not leave the phone fully discharged for extended periods. For optimal performance, charge the battery regularly.

Troubleshooting

ProblemPossible CauseSolution
Phone does not turn on.Battery is discharged or not properly inserted.Charge the battery. Ensure the battery is correctly inserted.
Cannot make or receive calls.No network signal, SIM card not inserted, or SIM card issue.Check network signal strength. Reinsert SIM card. Contact your service provider.
Poor call quality.Weak signal, interference.Move to an area with better signal. Avoid obstructions.
Battery drains quickly.High usage, background applications, old battery.Reduce usage. Close unnecessary applications. Consider replacing the battery if it's old.

Specifications

  • Model Name: TCL ONETOUCH 5023
  • Model Number: T303D-3ALCIB12
  • Display: 2.4 Inches QVGA (320x240 resolution)
  • Operating System: Nucleus OS
  • RAM: 4 GB
  • Internal Storage: 4 GB (expandable via microSD card)
  • Battery: 970 mAh (1 AA battery required, included)
  • Wireless Carrier: Unlocked for All Carriers
  • Connectivity: Bluetooth
  • Features: Camera, Flashlight, SOS Button, Charging Station compatibility

General Safety Precautions

Before using the phone, please read this chapter carefully. The manufacturer disclaims any responsibility for damages resulting from improper use or use not in accordance with the instructions contained herein.

  • Always handle your phone with care and keep it in a clean and dust-free environment.
  • Do not allow the phone to come into contact with liquids or moisture.
  • Do not expose the phone to extreme temperatures (below 0°C / 32°F or above 40°C / 104°F).
  • Do not attempt to disassemble the phone. Unauthorized repairs may void your warranty.
  • Use only TCL-approved batteries, chargers, and accessories compatible with your phone model.
  • Do not use the phone while driving.
  • Respect specific regulations regarding phone use in public areas (hospitals, airplanes, gas stations, schools, etc.).
  • Consult your doctor and the device manufacturer to determine if the phone interferes with your medical device. When powered on, never place the phone closer than 15 cm to a medical device (pacemakers, hearing aids, insulin pumps, etc.).
  • Keep the phone out of reach of small children and do not allow them to play with it.

Protect Your Hearing

To prevent possible hearing damage, do not listen at high volume levels for long periods. Exercise caution when holding your device near your ear while the loudspeaker is in use.

SAR and Electromagnetic Waves

This device complies with international guidelines for exposure to electromagnetic waves.

The exposure guidelines for mobile phones use a unit of measurement known as the Specific Absorption Rate (SAR). The SAR limit for mobile devices is 2 W/kg for head and body-worn use, and 4 W/kg for limb-worn use.

The maximum SAR values for this model under the conditions recorded are:

SAR LocationFrequency BandSAR Value
SAR on the headGSM 900MHz + Wi-Fi 2.4GHz0.89 W/kg
SAR on the body (5 mm)GSM 1800MHz + Wi-Fi 5GHz1.59 W/kg
SAR on the limbs (0 mm)UMTS 2100MHz + Wi-Fi 2.4GHz3.70 W/kg

For more information, please visit tcl.com.

Radio Frequency Bands and Power

This radio equipment operates with the following frequency bands and maximum radio frequency power:

  • GSM 900MHz: 33.0 dBm
  • GSM 1800MHz: 30.0 dBm
  • UMTS B1 (2100MHz): 23.5 dBm
  • UMTS B8 (900MHz): 23.5 dBm
  • LTE FDD B1/7 (2100/2600MHz): 23.5 dBm
  • LTE FDD B3 (1800MHz): 24.0 dBm
  • LTE FDD B8/20/28 (900/800/700MHz): 24.5 dBm
  • Bluetooth 2.4GHz band: 8.50 dBm
  • Bluetooth LE 2.4GHz band: 8.75 dBm
  • 802.11 b/g/n 2.4GHz band: 16.98 dBm
  • 802.11 a/n/ac 5150 - 5350 MHz: 13.48 dBm
  • 802.11 a/n/ac 5470 - 5725 MHz: 13.72 dBm

Restrictions:

This equipment may be used in any European country. The 5150-5350 MHz Wi-Fi band is restricted to indoor use only to reduce the potential for harmful interference to co-channel Mobile Satellite Systems. The 5250-5350 MHz and 5470-5725 MHz Wi-Fi bands should not be used in vehicles, trains, or UAS (unmanned aircraft systems).

Battery Information

According to the relevant regulation, the battery of your product is not charged to its full capacity. Charge it first.

  • Do not attempt to open the battery (risk of toxic fumes and burns).
  • Do not puncture, disassemble, or short-circuit the battery.
  • Do not dispose of the battery in fire or water.
  • Do not burn or dispose of a used battery or phone in household waste, nor store them at temperatures above 60°C (140°F), as this may cause an explosion or leakage of flammable gases or liquids.
  • Use the battery only for its intended purpose. Never use a damaged battery.

WARNING: RISK OF EXPLOSION IF BATTERY IS REPLACED BY AN INCORRECT TYPE. DISPOSE OF USED BATTERIES ACCORDING TO THE INSTRUCTIONS.

Charging

To contribute to ecological awareness and reduce the carbon footprint, the product box does not include a charger. To correctly charge the device, you can use any USB-C charger that complies with all standards for the safety of information technology and office equipment with the minimum requirements described in the table below:

Input VoltageFrequencyOutput Power
100-240 V50/60 Hz10.0 W
Output VoltageOutput CurrentNo-load Power Consumption
5.0 V2.0 A0.1 W

Do not use chargers that are not safe or that do not comply with the above specifications or even better ones.

Disposal and Recycling

The phone, its accessories, and the battery must be disposed of in accordance with applicable local environmental regulations.

If your phone, battery, or accessories bear this symbol, they must be taken to a collection point:

  • Municipal waste disposal centers with specific containers for them.
  • Containers at points of sale.

This method of disposal will help prevent the residues from harming the environment.

In European Union countries: Access to collection points for these products is free and all products bearing this symbol must be deposited there.

In non-European Union countries: If the country or region has recycling and collection facilities, these products should not be thrown into ordinary landfills. They should be taken to collection points so that they can be recycled.

General Information

  • Internet Address: tcl.com
  • Customer Service and Repair Center Phone: Visit https://www.tcl.com/global/en/mobile-support/hotline&service-center.html or open the Help Center application on your mobile to locate the local customer service number and authorized repair center in your country.
  • Complete User Manual: You can download the complete user manual for your device from tcl.com.
  • FAQ: On our website, you can consult our FAQ section to answer any questions you may have.
  • Manufacturer: TCL Communication Ltd.
  • Address: 5/F, Building 22E, 22 Science Park East Avenue, Hong Kong Science Park, Shatin, NT, Hong Kong.
  • Electronic Label: Tap Settings > Regulatory & Safety or dial *#07# for more information about the label.

Software Updates

The phone's connectivity data, search, download, and installation of software updates for its operating system may vary depending on your subscribed plan or your telecommunications operator.

These update procedures involve the handling of personal data: the unique product identifier (IMEI), its IP version, the product reference (commercial reference), the product version, and the network identifier of your telecommunications operator (PLMN).

Updates are downloaded automatically, but you must approve their installation. Once accepted, updates will install automatically.

Refusing or forgetting to install an update may affect your phone's performance and, in the case of security updates, expose your phone to security vulnerabilities.

Privacy Policy

Personal data shared with TCL Communication Ltd. will be used in accordance with our privacy notice. You can consult our privacy notice on the website: https://www.tcl.com/global/en/communication-privacy-policy

© 2025 TCL Communication Ltd. All rights reserved.