1. Бүтээгдэхүүн дууссанview
The HCMOBI RS1 is an unlocked 4G mobile phone specifically designed for the elderly, featuring large buttons, a clear display, and essential functions for ease of use. It includes an emergency SOS button, a long-lasting 1000 mAh battery, and supports a 16GB SD card for expanded storage. This manual will guide you through setting up and operating your new phone.

Figure 1.1: HCMOBI RS1 Big Button Mobile Phone with its charging dock.

Figure 1.2: Package contents including the RS1 phone, user manual, battery, Type-C USB cable, charging dock, and charger.
2. Тохируулах гарын авлага
2.1 SIM карт болон SD карт оруулах
Before first use, you need to insert your SIM card(s) and optionally an SD card for additional storage.
- Утасны арын тагийг болгоомжтой ав.
- Insert the SIM card(s) into the designated slot(s) with the gold contacts facing down. This phone supports dual SIM cards.
- If desired, insert a 16GB SD card into the memory card slot.
- Батерейг тасалгаанд нь хийж, контактууд нь тэгш байгаа эсэхийг шалгаарай.
- Арын тагийг байрандаа орох хүртэл нь солино.
2.2 Зайг цэнэглэх
Хамгийн сайн гүйцэтгэлтэй байхын тулд анх удаа ашиглахаасаа өмнө батерейг бүрэн цэнэглээрэй.
- Цэнэглэх цэгийг ашиглах нь: Place the phone into the charging dock, ensuring it sits securely. The charging indicator on the phone will illuminate.
- Using the Type-C Cable: Connect the Type-C USB cable to the phone's charging port and the other end to the power adapter. Plug the adapter into a wall outlet.
A full charge typically takes approximately 3 hours. The phone offers a standby time of up to 10 days.

Figure 2.1: The phone supports Type-C charging and has a 1000mAh battery, offering up to 10 days standby.

Figure 2.2: The phone can be charged conveniently using either the included charging dock or a standard Type-C USB cable.
3. Ашиглалтын заавар
3.1 Дуудлагын үндсэн функцууд
- Дуудлага хийх: Enter the phone number using the large keypad buttons and press the green call button (☎).
- Дуудлагад хариулах: When the phone rings, press the green call button (☎) хариулах.
- Дуудлага дуусгах: Press the red end call button (☎) to end a conversation.

Figure 3.1: The HCMOBI RS1 provides clear and loud sound for calls, ensuring important conversations are heard.

Figure 3.2: The compact design and 4G LTE network support ensure smooth and reliable communication.
3.2 SOS Онцгой байдлын товчлуур
The dedicated SOS button provides immediate assistance in emergencies. You can pre-set up to 5 emergency contacts.
- Setting SOS Contacts: руу шилжих Menu > SOS Settings > SOS Numbers to add or edit emergency contacts.
- SOS-г идэвхжүүлж байна: In an emergency, press and hold the SOS button on the back of the phone for 3 seconds.
- The phone will automatically call the pre-set emergency contacts one by one until one answers. It will also send an emergency SMS message to these contacts.

Figure 3.3: The SOS button provides one-touch access to emergency help, contacting pre-set numbers and sending alerts.

Figure 3.4: The SOS button initiates an emergency call and sends emergency messages, supporting European 4G-TDD/FDD and LTE bands.
3.3 Түргэн залгах
The phone supports 8 speed dial numbers for quick access to frequently called contacts.
- руу шилжих Contact > Options > Others > Speed Dial.
- Select a number (2-9) and choose Засварлах.
- Enter the desired phone number and confirm with OK.
- To use, simply long-press the assigned number key (2-9) to dial the contact.

Figure 3.5: Easily set up 8 speed dial numbers for one-click calling to important contacts.
3.4 Бусад онцлог шинж чанарууд
The HCMOBI RS1 comes with several useful features:
- Гар чийдэн: Long-press the "0" button for 2 seconds to turn the high-brightness flashlight on/off. It can illuminate up to 10 meters.
- FM радио: Access FM radio through the menu to listen to your favorite stations.
- Мп3 тоглуулагч: Аудио тоглуулах files таны SD картанд хадгалагдсан.
- Хуанли: Keep track of dates and appointments.
- Сэрүүлэг: Сануулахын тулд олон сэрүүлэг тохируулна уу.
- Bluetooth: Connect to Bluetooth headsets or other devices.
- SMS: Мессеж илгээх, хүлээн авах.
- Тооцоологч: Үндсэн тооцооллыг хийх.
- Дуу бичигч: Record voice memos.

Figure 3.6: The high-brightness flashlight is easily activated by long-pressing the '0' key, providing illumination up to 10 meters.

Figure 3.7: A comprehensive overview of the phone's features, including multimedia, connectivity, and accessibility options.

Figure 3.8: The phone offers a wide range of functionalities tailored for convenience and safety.
4. Засвар үйлчилгээ, арчилгаа
- Keep the phone dry. Rain, humidity, and all types of liquids or moisture can contain minerals that will corrode electronic circuits.
- Do not use or store the phone in dusty, dirty areas. Its moving parts and electronic components can be damaged.
- Do not store the phone in high temperatures. High temperatures can shorten the life of electronic devices, damage batteries, and warp or melt certain plastics.
- Do not store the phone in cold temperatures. When the phone returns to its normal temperature, moisture can form inside the phone and damage electronic circuit boards.
- Do not attempt to open the phone other than to insert the battery, SIM, or SD card.
- Утсаа унагаж, тогшиж эсвэл сэгсэрч болохгүй. Бүдүүлэг харьцах нь дотоод хэлхээний самбар болон нарийн механикийг эвдэж болзошгүй.
- Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the phone. Wipe it with a soft, clean, dry cloth.
5. Алдаа засах
| Асуудал | Боломжит шалтгаан | Шийдэл |
|---|---|---|
| Утас асахгүй байна. | Батерей бага эсвэл зөв оруулаагүй байна. | Батерейг цэнэглэ. Батерейг зөв оруулсан эсэхээ шалгаарай. |
| Дуудлага хийх эсвэл хүлээн авах боломжгүй. | No SIM card, SIM card not inserted correctly, or no network signal. | Ensure SIM card is properly inserted. Check network coverage. Contact your service provider. |
| SOS товчлуур ажиллахгүй байна. | SOS numbers not set, or no credit/signal. | Verify SOS numbers are correctly configured in settings. Ensure sufficient network signal and balance. |
| Дуудлага хийх үед дууны чанар муу. | Weak network signal, speaker/microphone obstruction. | Move to an area with better signal. Ensure speaker and microphone are not blocked. |
| Батерей хурдан дуусдаг. | Frequent use, background apps, or old battery. | Reduce screen brightness, close unnecessary applications. Consider replacing the battery if it's old. |
6. Техникийн үзүүлэлтүүд
| Онцлог | Дэлгэрэнгүй |
|---|---|
| Брэнд | HCMOBI |
| Загвар | RS1 |
| Дэлгэцийн хэмжээ | 1.77 инч (диагональ) |
| Зайны багтаамж | 1000 мАч лити-ион |
| Сүлжээний дэмжлэг | 4G LTE (B1/B3/B5/B7/B8/B20), 3G, 2G |
| SIM картын дэмжлэг | Хос SIM |
| Санах ойн картны дэмжлэг | 16 ГБ SD карт (дагсан) |
| Цэнэглэх порт | C төрлийн USB |
| Жин | 200 грамм |
| Хэмжээ (ойролцоогоор) | 122mm (Height) x 53mm (Width) x 14mm (Thickness) |
| Онцлогууд | SOS Button, Speed Dial, FM Radio, MP3 Player, Flashlight, Calendar, Alarm, Bluetooth, SMS, Calculator, Voice Recorder |
| UPC | 711523306950 |

Figure 6.1: Approximate dimensions of the HCMOBI RS1 phone.
7. Баталгаат хугацаа ба дэмжлэг
For warranty information and technical support, please refer to the warranty card included in your product package or contact HCMOBI customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
For further assistance, please visit the official HCMOBI website or contact their support team through the contact information provided in the product packaging.




