Introducció
The Logic Z3L is a reliable and user-friendly 4G LTE unlocked flip phone designed for simplicity and ease of use. It features large buttons, clear fonts, and an intuitive menu, making calls and texts straightforward. This device supports dual SIM cards, offers a loud 104dB speaker for clear audio, and includes a built-in SOS emergency button for enhanced safety. Additional features include a flashlight, FM radio, speed dial, and Bluetooth connectivity. The 950mAh battery provides extended usage, and the convenient charging dock simplifies power management.
Configuració
1. Contingut del paquet
Abans de començar, assegureu-vos que tots els elements estiguin presents al paquet:
- Logic Z3L Flip Phone
- Auriculars sense fil
- Cable USB
- Base de càrrega (si s'inclou amb el vostre model)
- Bateria (preinstal·lada o separada)
- Manual d'usuari (aquest document)
2. Instal·lació i càrrega de la bateria
The Logic Z3L comes with a 950mAh Lithium Ion battery. If the battery is not pre-installed, carefully open the back cover of the phone and insert the battery, aligning the gold contacts. Close the cover securely.
For initial use, fully charge the phone. Connect the USB cable to the phone's USB Type C port or place the phone in the charging dock. Connect the other end of the USB cable to a power adapter (not included) or a computer USB port. The battery indicator on the screen will show charging progress. A full charge typically takes approximately 2-3 hours.

Image: The Logic Z3L flip phone in blue, shown closed, alongside a pair of black wireless earbuds and their charging case. This illustrates the phone's compact form factor and the included accessories.
3. Instal·lació de la targeta SIM
The Logic Z3L supports dual SIM cards (Dual Nano SIM, 4FF). To install SIM cards:
- Apagueu el telèfon.
- Remove the back cover and the battery.
- Locate the SIM card slots. Insert your Nano SIM cards into the designated slots, ensuring the gold contacts face down and the notched corner aligns correctly.
- Reinsert the battery and close the back cover.
The phone is unlocked and compatible with most GSM carriers like AT&T, T-Mobile, and MetroPCS. It is not compatible with Verizon, Sprint, or Boost.
Instruccions de funcionament
1. Encendre/apagar
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.
2. Fer i rebre trucades
- Fer una trucada: Enter the phone number using the large keypad buttons. Press the Green Call button to initiate the call.
- Recepció d'una trucada: When the phone rings, press the Green Call button to answer. To end a call, press the Red End Call button.
- Ajust de volum: Use the volume keys on the side of the phone to adjust call volume. The 104dB speaker ensures loud and clear audio.

Image: The Logic Z3L flip phone in blue, shown partially open at an angle. This view highlights the external display, camera, and the hinge mechanism.
3. Sending and Receiving Text Messages
Navigate to the "Messages" menu. Select "New Message" to compose. Enter the recipient's number and type your message using the keypad. Press "Send" to dispatch. Received messages will appear in your inbox.
4. Botó d'emergència SOS
The side-mounted SOS button is a critical safety feature. To set up, go to "SOS Settings" in the menu and add up to five emergency contacts. In an emergency, press and hold the SOS button for 3 seconds. The phone will automatically dial the emergency contacts in sequence and send a pre-set emergency SMS message.

Image: The Logic Z3L flip phone in blue, shown closed and viewed from the side. This perspective clearly displays the prominent SOS emergency button on the device's exterior.
5. Característiques addicionals
- Llanterna: Access the flashlight function from the menu or via a dedicated shortcut key (refer to your phone's specific key mapping).
- Ràdio FM: Plug in headphones (acting as an antenna) and navigate to the FM Radio application to listen to local stations.
- De marcatge ràpid: Assign frequently called numbers to specific numeric keys for quick dialing.
- Bluetooth: Pair with Bluetooth headsets or other devices for hands-free communication or file transferència.
Manteniment
- Neteja: Feu servir un drap suau i sec per netejar l'exterior del telèfon. Eviteu netejadors líquids o materials abrasius.
- Cura de la bateria: To prolong battery life, avoid extreme temperatures. Do not leave the phone fully discharged for extended periods.
- Emmagatzematge: Guardeu el telèfon en un lloc fresc i sec, allunyat de la llum solar directa i de la humitat quan no l'utilitzeu.
- Actualitzacions de programari: Periodically check for any available software updates through the phone's settings menu to ensure optimal performance and security.
Resolució de problemes
| Problema | Possible solució |
|---|---|
| El telèfon no s'encén. | Assegureu-vos que la bateria estigui correctament instal·lada i completament carregada. Intenteu carregar el telèfon durant almenys 30 minuts. |
| No es poden fer ni rebre trucades. | Check if the SIM card is properly inserted. Verify that you have network signal. Contact your carrier if the issue persists. |
| Mala qualitat de trucada. | Move to an area with better network coverage. Ensure the speaker and microphone are not obstructed. |
| La bateria s'esgota ràpidament. | Redueix la brillantor de la pantalla. Tanca les aplicacions no utilitzades. Limita l'ús de dades en segon pla. |
| El botó SOS no funciona. | Ensure emergency contacts are correctly set up in the SOS settings. Verify the phone has network signal. |
Especificacions
| Característica | Detall |
|---|---|
| Marca | Lògica |
| Nom del model | Lògica Z3L |
| Número de part | Z3L |
| Sistema operatiu | Android 10.2 |
| Emmagatzematge intern | 128 MB (Flash Memory) |
| Emmagatzematge ampliable | Yes, via Micro SD |
| Tipus de visualització | LCD |
| Capacitat de la bateria | 950 mAh |
| Composició de les cèl·lules de la bateria | Ió de liti |
| Tecnologia cel·lular | 4G |
| Operador sense fil | Desbloquejat (compatible amb GSM) |
| Factor de forma | Flip |
| Tipus de connector | USB tipus C |
| Components inclosos | Cable USB |
| Dimensions (Paquet) | 9.8 x 8.8 x 5.6 cm; 210 g |
Garantia i Suport
For warranty information, please refer to the documentation provided with your purchase or contact the retailer. For technical support or further assistance with your Logic Z3L flip phone, you may contact Logic customer service.
Contacte del fabricant: 1-888-776-0942
Please have your product model number (Logic Z3L) and purchase details ready when contacting support.





