1. Inngangur
Þakka þér fyrir kaupinasing the BYINTEK K25 Full HD Smart Android Projector. This projector is designed to deliver a high-quality home cinema experience with its native 1920x1080P resolution, 4K support (Smart Version only), and integrated Android 9.0 operating system. It features electronic focus, Wi-Fi connectivity for screen mirroring, and a range of input options for versatile use.
Please read this manual carefully before using the projector to ensure proper operation and to maximize its lifespan.
2. Öryggisupplýsingar
- Ekki horfa beint í linsuna á skjávarpanum þegar ...amp er á.
- Tryggið góða loftræstingu í kringum skjávarpann til að koma í veg fyrir ofhitnun. Ekki loka loftræstiopum.
- Notið aðeins straumbreytinn sem fylgir skjávarpanum.
- Ekki láta skjávarpann verða fyrir rigningu, raka eða miklum hita.
- Forðastu að setja skjávarpann á óstöðugt yfirborð.
- Ekki reyna að taka skjávarpann í sundur eða gera við hann sjálfur. Hafðu samband við hæft þjónustufólk.
3. Innihald pakka
Þegar þú tekur úr umbúðunum skaltu ganga úr skugga um að allir eftirfarandi hlutir séu með:
- BYINTEK K25 Projector
- Fjarstýring
- Rafmagnssnúra
- Notendahandbók
- (Additional accessories may vary by region or package)
4. Vöru lokiðview
4.1 Projector Diagram
Familiarize yourself with the projector's ports and controls.

Mynd 4.1: Rear Panel and Controls. This image shows the back of the BYINTEK K25 projector, highlighting various input and output ports such as 3.5mm Audio-out, AV, USB, DC5V power input, two HDMI ports (HD1, HD2), and an IR receiver. It also indicates the Keystone correction dial and the power button.
4.2 Helstu eiginleikar
- Native Full HD 1920x1080P Resolution: Delivers crisp and clear images. Supports up to 4K resolution (Smart Version only).
- Rafræn fókus: Conveniently adjust image clarity using the remote control.
- Snjallt Android 9.0 stýrikerfi: Access streaming apps and content directly (Smart Version only).
- Þráðlaus skjáspeglun: Supports multi-screen, mirror screen, Miracast, and Airplay for smartphone connectivity.
- Corner Keystone Correction: Adjust image shape for side projection.
- Margir tengimöguleikar: HDMI, USB, AV, 3.5mm Audio-out.
5. Uppsetning
5.1 Staðsetning
Position the projector on a stable, flat surface. Ensure there is adequate space around the projector for ventilation. The optimal projection distance ranges from 1.5 meters to 6.65 meters, allowing for screen sizes up to 200 inches.

Mynd 5.1: Projection Size Comparison. This image illustrates the large projection capability of the BYINTEK K25 projector, showing a 200-inch projected image compared to a standard 50-inch television.
5.2 Rafmagnstenging
- Connect the power cable to the "Power input" port on the projector.
- Stingdu hinum enda rafmagnssnúrunnar í rafmagnsinnstungu.
- The power indicator light should illuminate.
5.3 Byrjunarkveikt
- Press the "Turn ON/OFF" button on the projector or the power button on the remote control to turn on the projector.
- Allow a few moments for the projector to start up and display the initial screen.
5.4 Fókusstilling
The BYINTEK K25 features electronic focus for easy image clarity adjustment.
- Once the projector is on and displaying an image, use the focus buttons on the remote control to sharpen the image.
- Adjust until the projected image is clear and crisp.

Mynd 5.2: Electronic Focus. This image demonstrates the electronic focus feature, showing a projected image with on-screen indicators for adjusting focus via remote control.
5.5 Keystone leiðrétting
If the projected image appears trapezoidal (wider at the top or bottom), use the keystone correction feature.
- For vertical keystone, use the physical "Keystone" dial on the projector (refer to Figure 4.1).
- For corner keystone correction (Smart Version only, for side projection), navigate to the settings menu using the remote control and adjust the corner keystone options.
6. Notkunarleiðbeiningar
6.1 Tenging við utanaðkomandi tæki
The BYINTEK K25 offers various ports for connecting external devices:
- HDMI (HD1, HD2): Connect Blu-ray players, game consoles (e.g., PS4), laptops, or other HDMI-enabled devices.
- USB: Plug in USB drives (U Disk/TF) for direct media playback.
- AF: Tengdu eldri tæki með AV-snúru.
- 3.5mm Audio-out: Tengdu ytri hátalara eða heyrnartól.

Mynd 6.1: Connectivity Options. This diagram illustrates how various devices, such as gaming consoles, USB drives, laptops, and external speakers, can be connected to the BYINTEK K25 projector.
6.2 Wireless Screen Mirroring (Smart Version Only)
The projector supports wireless display technologies like Miracast and Airplay for mirroring content from your smartphone or tablet.
- Gakktu úr skugga um að skjávarpinn og snjallsíminn séu tengd við sama Wi-Fi net.
- On the projector's home screen, select the "Screen Mirroring" or "Wi-Fi Display" application.
- On your smartphone, activate the screen mirroring feature (e.g., Smart View, Cast, Screen Mirroring, Airplay).
- Veldu skjávarpann af listanum yfir tiltæk tæki.
- Your smartphone screen should now be mirrored on the projector.

Mynd 6.2: Wi-Fi Display and Android OS. This image shows a smartphone wirelessly mirroring content to the projector, alongside a depiction of the Android 9.0 operating system interface with various pre-installed and featured applications.
6.3 Android 9.0 OS Navigation (Smart Version Only)
The Smart Version of the K25 projector runs on Android 9.0, providing access to various applications and settings.
- Use the remote control to navigate the Android interface.
- Access pre-installed apps like YouTube, Prime Video, and Netflix (internet connection required).
- Download additional apps from the integrated App Store.
- Adjust system settings, network connections, and display options through the "Setting" menu.
7. Viðhald
7.1 Þrif á linsunni
Notið mjúkan, lólausan klút sem er sérstaklega hannaður fyrir sjónlinsur. Notið ekki slípiefni eða of mikið afl, þar sem það getur rispað linsuna.
7.2 Þrif á skjávarpanum
Þurrkið ytra byrði skjávarpans með mjúkum, þurrum klút. Fyrir þrjósk bletti, þurrkið örlítið.amp Hægt er að nota klút og síðan þurran klút. Forðist að nota sterk efni.
7.3 Loftræsting
Regularly check that the ventilation openings are clear of dust and debris. Blocked vents can lead to overheating and reduced projector lifespan.
7.4 Geymsla
When not in use for extended periods, store the projector in a cool, dry, dust-free environment. It is recommended to use the original packaging or a protective case.
8. Bilanagreining
| Vandamál | Möguleg orsök | Lausn |
|---|---|---|
| Enginn kraftur | Power cable not connected; Power outlet faulty; Projector off. | Check power cable connection; Try a different outlet; Press power button. |
| Engin mynd | Input source incorrect; Device not connected; Lens cap on. | Select correct input source (HDMI, USB, etc.); Ensure device is connected and powered on; Remove lens cap. |
| Mynd óskýr | Fókus ekki stilltur; Skjávarpinn of nálægt/fjarlægur. | Adjust electronic focus using remote; Adjust projection distance. |
| Image trapezoidal | Skjávarpinn er ekki hornréttur á skjáinn. | Adjust keystone correction (dial or menu settings). |
| Ekkert hljóð | Volume too low; External speakers not connected; Audio source issue. | Increase volume; Connect external speakers to 3.5mm audio-out; Check audio settings on source device. |
| Wi-Fi display not working | Not on same network; Feature not activated on phone/projector. | Ensure both devices are on the same Wi-Fi; Activate screen mirroring on both devices. |
9. Tæknilýsing
| Eiginleiki | Smáatriði |
|---|---|
| Vörumerki | BYINTEK |
| Gerðarnúmer | K25 |
| Skjáupplausn | Native 1920 x 1080 (Full HD), Max support 4K (Smart Version) |
| Tengitækni | Wi-Fi, USB, HDMI, AV |
| Stýrikerfi | Android 9.0 (Smart Version) |
| Ljósgjafi | 140 Watt |
| Hámarks vörpunafjarlægð | 6.65 metrar |
| Lágmarks vörpun fjarlægð | 1.5 metrar |
| Gerð uppsetningar | Þrífótfesting |
| Innifalið íhlutir | Projector (and standard accessories) |
| UPC / GTIN | 725889898899 |
10. Ábyrgð og stuðningur
10.1 Upplýsingar um ábyrgð
BYINTEK provides 24-hour customer service and a 2-year replacement service for this product. Please retain your proof of purchase for warranty claims.
10.2 Þjónustuver
For technical assistance, troubleshooting not covered in this manual, or warranty inquiries, please contact BYINTEK customer support. Refer to the contact information provided with your product packaging or visit the official BYINTEK websíðu til að fá upplýsingar um aðstoð.