1. Kirish
This manual provides essential information for the safe operation and maintenance of your DEERC DE28 RC Helicopter. Please read this manual thoroughly before operating the helicopter to ensure proper function and to prevent damage or injury. The DEERC DE28 is designed for indoor use and features a durable metal airframe, altitude hold, one-key take-off/landing, and multiple speed modes for various skill levels.

Image: The DEERC DE28 RC Helicopter, its remote control, and two interchangeable body shells (red and blue/white).
2. Xavfsizlik bo'yicha ko'rsatmalar
WARNING: Failure to follow these instructions may result in injury or damage to the product.
- Faqat ichki makonda foydalanish: This helicopter is designed for indoor flight. Do not operate outdoors, as wind can cause loss of control.
- Yosh tavsiyasi: Recommended for users aged 14 years and up. Adult supervision is advised for younger users.
- Parvoz yo'lini aniqlang: Ensure the flight area is clear of obstacles, people, and pets. Maintain a safe distance from walls, furniture, and other objects.
- Batareya xavfsizligi:
- Faqat taqdim etilgan zaryadlovchi va batareyalardan foydalaning.
- Batareyalarni haddan tashqari zaryadlamang yoki qisqa tutashuvga uchratmang.
- Batareyalarni haddan tashqari harorat yoki to'g'ridan-to'g'ri quyosh nuriga qo'ymang.
- If batteries swell or leak, discontinue use immediately and dispose of them properly.
- Rotor pichoqlari: Keep fingers, hair, and loose clothing away from rotating blades. Do not touch the helicopter while the blades are spinning.
- Nazorat: Always supervise children when they are operating the helicopter.
- Ta'sirdan qochish: While durable, repeated hard impacts can damage the helicopter. Avoid crashing.
3. Package Contents and Component Identification
Verify that all items listed below are included in your package. If any items are missing or damaged, please contact DEERC customer support.

Rasm: tugadiview of the DEERC DE28 RC Helicopter package contents.
Paket tarkibi:
- DEERC DE28 RC Helicopter (1)
- 2.4GHz Remote Control (1)
- Rechargeable Helicopter Batteries (2)
- USB zaryadlovchi kabeli (1)
- Spare Main Rotor Blades (A & B) (2 sets)
- Spare Tail Rotor Blade (1)
- Tornavida (1)
- Extra Helicopter Shell (1)
- Foydalanuvchi uchun qo'llanma (1)
Komponentni aniqlash:

Rasm: DEERC DE28 vertolyotlari ko'rgazmasiasing its full aluminum alloy body and key features like fast acceleration, altitude hold, one-key takeoff/land, LED light, 2.4GHz, 3 speed modes, gyroscope system, and 2 shells.
- Asosiy rotor pichoqlari: Provide lift and thrust.
- Tail Rotor Blade: Vertikal o'q atrofida aylanishni (yaw) boshqaradi.
- LED yorug'lik: Front-mounted light for visibility and aesthetics.
- Qo'nish joylari: Provide stable landing and protect the helicopter.
- Batareya bo'limi: Located on the underside of the helicopter.
- Quvvat tugmasi: On/Off switch for the helicopter.
- Zaryadlash porti: USB zaryadlovchi simini ulash uchun.
- Masofadan boshqarish:
- Left Stick: Throttle (up/down) and Yaw (left/right).
- Right Stick: Forward/Backward, Left/Right Sideways flight.
- One-Key Take-off/Landing Button.
- Speed Mode Button.
- Power Indicator LED.
- Quvvat tugmasi.

Image: The DEERC DE28 helicopter with its two interchangeable shells, blue/white and red.
4. O'rnatish bo'yicha qo'llanma
4.1 Vertolyot batareyasini zaryadlash
- Connect the USB charging cable to the helicopter's charging port.
- Plug the other end of the USB cable into a USB power adapter (e.g., computer USB port, phone charger, power bank).
- The charging indicator light on the USB cable will illuminate during charging and turn off when fully charged.
- A full charge typically takes approximately 60-90 minutes. Do not leave charging unattended.
- Zaryadlash tugagach, kabelni ajratib oling.

Image: The helicopter's battery compartment, illustrating the battery and its approximate 12-minute flight time per charge.
4.2 Masofadan boshqarish pulti batareyalarini o'rnatish
- Masofadan boshqarish pulti orqasidagi batareya bo'linmasini oching.
- Insert 3 x AAA batteries (not included) into the compartment, ensuring correct polarity (+/-).
- Batareya bo'limi qopqog'ini mahkam yoping.
4.3 Vertolyot va masofadan boshqarish pultini ulash
- Ensure both the helicopter and remote control are fully charged/have fresh batteries.
- Vertolyotni tekis, tekis yuzaga qo'ying.
- Turn on the helicopter's power switch. The helicopter's LED lights will flash.
- Turn on the remote control's power switch. The remote control's indicator light will flash.
- Push the left throttle stick (left joystick) all the way up, then pull it all the way down.
- Both the helicopter's and remote control's indicator lights will become solid, indicating successful pairing.
- Agar juftlashtirish amalga oshmasa, ikkala qurilmani ham o'chiring va amallarni takrorlang.

Image: The 2.4GHz remote control in use, demonstrating its connection to the helicopter.
5. Operatsiya
5.1 Asosiy parvozlarni boshqarish vositalari
- Bir kalitli uchish: Juftlashgandan so'ng, bitta tugmachali uchish/qo'nish tugmasini bosing. Vertolyot avtomatik ravishda ko'tariladi va barqaror balandlikda ushlanib turadi.
- Drossel (Chap tayoqcha yuqoriga/pastga): Controls the helicopter's altitude. Push up to ascend, pull down to descend.
- Yaw (Chap tayoqcha chapga/o'ngga): Controls the helicopter's rotation. Push left to rotate counter-clockwise, right to rotate clockwise.
- Oldinga/Orqaga (O'ngga tayoqchani yuqoriga/pastga): Controls the helicopter's forward and backward movement.
- Left/Right Sideways (Right Stick Left/Right): Controls the helicopter's sideways movement (strafe).
- Balandlikni ushlab turish: The helicopter will automatically maintain its current altitude when the throttle stick is released, allowing for easier control.
- Bir kalitli qo'nish: During flight, press the One-Key Take-off/Landing button again. The helicopter will slowly descend and land automatically.

Image: The helicopter demonstrating its One-Key Take-off and Altitude Hold features.
5.2 tezlik rejimi
The DEERC DE28 features 3 speed modes to accommodate different skill levels. Press the Speed Mode button on the remote control to cycle through the modes:
- Past tezlik: Ideal for beginners and indoor flight in confined spaces. Provides stable and gentle control.
- O'rtacha tezlik: A balanced mode for intermediate users, offering more responsiveness.
- Yuqori tezlik: For experienced pilots seeking maximum agility and faster flight.

Image: The helicopter demonstrating its three speed levels, suitable for both adults and children.
5.3 LED yorug'likni boshqarish
The helicopter is equipped with bright LED lights for enhanced visibility, especially in low-light conditions. The LED lights typically turn on automatically when the helicopter is powered on. Refer to the remote control diagram for any dedicated light control buttons, if available.

Image: The helicopter's front LED light illuminated.
6. Xizmat ko'rsatish
6.1 Tozalash
- Always turn off the helicopter and remote control before cleaning.
- Wipe the helicopter with a soft, dry cloth. Do not use water or chemical cleaners, as they may damage the electronics.
- Remove any dust or debris from the rotor blades and motors.
6.2 Pichoqni almashtirish
If a rotor blade becomes damaged, it can be replaced using the spare blades provided and the included screwdriver.
- Identify the damaged blade (A or B).
- Carefully unscrew the small screw holding the blade in place.
- Remove the damaged blade.
- Align the new blade (ensure it's the correct A or B type) and secure it with the screw. Do not overtighten.

Image: The durable and flexible design of the helicopter blades.
6.3 Saqlash
- Store the helicopter and remote control in a cool, dry place away from direct sunlight and moisture.
- If storing for an extended period, remove batteries from the remote control to prevent leakage.
7. Muammolarni bartaraf qilish; nosozliklarni TUZATISH
| Muammo | Mumkin sabab | Yechim |
|---|---|---|
| Vertolyot masofadan boshqarish pultiga javob bermaydi. | Not paired; Low battery (helicopter or remote); Remote control off. | Ensure both are on and paired. Charge helicopter battery. Replace remote control batteries. |
| Vertolyot ucha olmaydi yoki kuchsiz uchadi. | Low helicopter battery; Damaged blades; Obstruction. | Charge helicopter battery fully. Replace damaged blades. Clear any obstructions. |
| Helicopter drifts or spins uncontrollably. | Not calibrated on a flat surface; Damaged tail rotor; Strong airflow. | Ensure helicopter is placed on a flat surface for pairing. Check and replace tail rotor if damaged. Fly in a calm environment. |
| LED chiroqlari ishlamayapti. | Helicopter off; Malfunction. | Ensure helicopter is powered on. If still not working, contact support. |
8. Texnik shartlar
| Xususiyat | Tafsilot |
|---|---|
| Model raqami | CADE4-DE28 |
| Olchamlari (U x G x Y) | 19.99 x 4.5 x 12.5 sm (7.87 x 1.77 x 4.92 dyuym) |
| Og'irligi | 290 gr |
| Nazorat chastotasi | 2.4 gigagertsli |
| Kanallar | 3.5 CH |
| Parvoz vaqti | Approx. 12 minutes per battery |
| Zaryadlash vaqti | Taxminan. 60-90 daqiqa |
| Tavsiya etilgan yosh | 14 yil va undan yuqori |
| Xususiyatlari | Altitude Hold, One-Key Take-off/Landing, 3 Speed Modes, LED Light, Gyroscope System |

Image: Dimensions of the DEERC DE28 RC Helicopter.
9. Kafolat va qo'llab-quvvatlash
DEERC products are manufactured to high quality standards. For information regarding warranty coverage, returns, or technical support, please refer to the official DEERC websayti yoki bevosita mijozlarga xizmat ko'rsatish bilan bog'laning.
DEERC rasmiysi Websayt: www.deerc.com
Please have your model number (DE28) and purchase details ready when contacting support.





