1. ບົດແນະນຳ
Welcome to the user manual for your new TTfone TT880 Mobile Phone. This phone is designed with simplicity and ease of use in mind, making it ideal for seniors and the elderly. It features a large, separated keypad, an emergency assistance button, and an extra loud speaker for clear communication. Please read this manual carefully to understand all features and ensure proper operation.
2. ສິ່ງທີ່ຢູ່ໃນກ່ອງ
Upon opening your TTfone TT880 package, you should find the following items:
- TTfone TT880 ໂທລະສັບມືຖື
- ແບັດເຕີຣີທີ່ສາມາດສາກໄດ້
- ສາຍສາກ USB
- ຄູ່ມືຜູ້ໃຊ້ (ເອກະສານນີ້)

Image: The TTfone TT880 mobile phone, battery, and USB charging cable as typically found in the box.
3. ຕັ້ງຄ່າ
3.1. ການໃສ່ຊິມກາດ ແລະ ແບັດເຕີຣີ
- ເອົາຝາຫຼັງອອກ: Gently slide the back cover downwards from the top edge of the phone to remove it.
- ໃສ່ຊິມກາດ: Locate the SIM card slot. Insert your 2G compatible SIM card into the slot with the gold contacts facing down and the cut corner aligned as shown in the diagram. Ensure it clicks into place.
- ໃສ່ແບັດເຕີລີ: Align the battery contacts with the terminals inside the phone. Gently press the battery down until it is securely seated.
- ປ່ຽນຝາຫຼັງ: Place the back cover over the phone and slide it upwards until it clicks securely into place.

ຮູບພາບ: ດ້ານຫລັງ view of the TTfone TT880, illustrating the location for SIM card and battery insertion.
3.2. ການສາກໂທລະສັບ
Before first use, fully charge your TTfone TT880. Use the provided USB charging cable.
- Connect the small end of the USB cable to the charging port on the side or bottom of the phone.
- Connect the larger end of the USB cable to a compatible USB power adapter (not included with USB cable version) or a computer's USB port.
- ຕົວຊີ້ບອກແບັດເຕີຣີຢູ່ໜ້າຈໍຈະສະແດງຄວາມຄືບໜ້າຂອງການສາກໄຟ. ການສາກໄຟໃຫ້ເຕັມໂດຍປົກກະຕິແລ້ວຈະໃຊ້ເວລາສອງສາມຊົ່ວໂມງ.

Image: The TTfone TT880 phone being charged via its USB cable, showing the charging indicator on the screen.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
4.1. ເປີດ/ປິດ
- ເພື່ອເປີດເຄື່ອງ: Press and hold the red End Call/Power button (✖) ຈົນກວ່າໜ້າຈໍຈະສະຫວ່າງຂຶ້ນ.
- ປິດເຄື່ອງ: Press and hold the red End Call/Power button (✖) until the power off options appear, then confirm.
4.2. ເຮັດ ແລະ ຮັບສາຍ
- ໂທອອກ:
- ໃສ່ເບີໂທລະສັບໂດຍໃຊ້ປຸ່ມກົດ.
- Press the green Call button (✆) ເພື່ອໂທອອກ.
- ເພື່ອຮັບສາຍ: When the phone rings, press the green Call button (✆) ຕອບ.
- ເພື່ອວາງສາຍ: Press the red End Call button (✖).

Image: A person holding the TTfone TT880, highlighting its large, easy-to-use physical keys for comfortable dialing.
4.3. Emergency Assistance Button (SOS)
The TT880 features a dedicated SOS button for emergencies. When activated, it will call and send an SMS to pre-set emergency contacts.
- ການຕັ້ງຄ່າການຕິດຕໍ່ SOS:
- Navigate to the 'SOS Settings' in the phone's menu.
- Add up to 5 emergency contact numbers. These numbers will be called in sequence until one answers.
- You can also customize the emergency SMS message.
- ການເປີດໃຊ້ SOS: Press and hold the SOS button on the back of the phone for a few seconds. The phone will emit an alarm and begin dialing your emergency contacts.

Image: The TTfone TT880 with its SOS button prominently displayed, illustrating its use in an emergency scenario.
4.4. Torch Function
The TT880 includes a convenient torch function.
- ເປີດ/ປິດ: Use the dedicated torch switch located on the side of the phone.

Image: The TTfone TT880 with its torch light illuminated, demonstrating its utility in low-light conditions.
4.5. ການເຊື່ອມຕໍ່ Bluetooth
Pair your TT880 with other Bluetooth devices like headsets for hands-free communication.
- Navigate to 'Settings' > 'Bluetooth'.
- ເປີດ Bluetooth.
- ເລືອກ 'ຊອກຫາ devices' and choose your desired device from the list to pair.
5. ບໍາລຸງຮັກສາ
- ທໍາຄວາມສະອາດ: ໃຊ້ຜ້າອ່ອນໆແຫ້ງເພື່ອທຳຄວາມສະອາດພື້ນຜິວໂທລະສັບ. ຫຼີກລ່ຽງນ້ຳຢາທຳຄວາມສະອາດທີ່ເປັນຂອງແຫຼວ ຫຼື ນ້ຳຢາສີດ.
- ການດູແລຫມໍ້ໄຟ: To prolong battery life, avoid extreme temperatures. Do not leave the phone fully discharged for long periods.
- ການເກັບຮັກສາ: If storing the phone for an extended period, charge the battery to about 50% and store in a cool, dry place.
6. ການແກ້ໄຂບັນຫາ
| ບັນຫາ | ສາເຫດທີ່ເປັນໄປໄດ້ | ການແກ້ໄຂ |
|---|---|---|
| ໂທລະສັບບໍ່ເປີດ. | ແບັດເຕີຣີໝົດໄຟ ຫຼື ໃສ່ບໍ່ຖືກຕ້ອງ. | ສາກແບັດເຕີຣີ. ກວດໃຫ້ແນ່ໃຈວ່າໃສ່ແບັດເຕີຣີຢ່າງຖືກຕ້ອງ. |
| ບໍ່ສາມາດໂທ ຫຼືຮັບສາຍໄດ້. | No network signal, SIM card not inserted, or SIM card not activated. | Check network signal strength. Reinsert SIM card. Contact your network provider to activate SIM. Ensure it's a 2G network. |
| ຄຸນນະພາບການໂທບໍ່ດີ / ລະດັບສຽງຕໍ່າ. | Weak signal, speaker blocked, or volume too low. | Move to an area with better signal. Ensure speaker is not blocked. Adjust call volume during a call. |
| ປຸ່ມ SOS ບໍ່ເຮັດວຽກ. | SOS contacts not set up or invalid numbers. | Verify SOS settings and ensure valid numbers are programmed. |
7. ຂໍ້ມູນຈໍາເພາະ
- ຕົວແບບ: TT880
- ຍີ່ຫໍ້: TTfone
- ຂະໜາດໜ້າຈໍ: 1.8 ນິ້ວ
- ເຕັກໂນໂລຊີໂທລະສັບມືຖື: 2G
- ຜູ້ໃຫ້ບໍລິການໄຮ້ສາຍ: Unlocked for All Carriers (2G networks only)
- ການເຊື່ອມຕໍ່: Bluetooth, USB
- ແບັດເຕີຣີ: ແບັດເຕີຣີ Lithium Ion 1 ອັນ (ລວມ)
- ຂະໜາດ: 15.1 x 11.3 x 2.4 cm
- ນ້ຳໜັກ: 190 g
- ລະບົບປະຕິບັດການ: TTfone (Proprietary)
- ຊ່ອງໃສ່ຊິມກາດ: ຊິມດຽວ
- ສີ: ສີແດງ
- ປະເທດຕົ້ນກໍາເນີດ: ຈີນ
8. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information and customer support, please refer to the documentation provided with your purchase or visit the official TTfone webເວັບໄຊ. ຮັກສາຫຼັກຖານການຊື້ຂອງທ່ານສໍາລັບການຮຽກຮ້ອງການຮັບປະກັນໃດໆ.
ຜູ້ຜະລິດ: TTfone
ຕິດຕໍ່: Please refer to the TTfone store on Amazon or their official webເວັບໄຊທ for ສໍາລັບລາຍລະອຽດການຕິດຕໍ່.
ຂໍ້ມູນການຈັດສົ່ງ: Please note that certain products may have delivery restrictions outside mainland UK. Confirm delivery eligibility at checkout.