1. Johdanto
This manual provides detailed instructions for the installation, operation, and maintenance of your PLZ 7-inch QLED Wireless Double Din Car Stereo. Please read this manual thoroughly before using the product to ensure proper function and safety.
1.1. Pakkauksen sisältö
Varmista, että pakkauksessasi on kaikki alla luetellut tuotteet:
- Autostereoyksikkö
- Asennuskehykset
- Varakamera
- Kaukosäädin
- Installation Wiring Harness
- Asennuskannattimet
- Purkamistyökalu
- Ruuvit (eri kokoisia)
- Käyttöopas

Kuva 1.1: Pakkauksen sisältö
2. Turvallisuustiedot
- Always operate the device safely and responsibly. Distracted driving is dangerous and illegal in many areas.
- Do not attempt to install or service this product if you are not qualified. Professional installation is recommended.
- Varmista, että kaikki johdotusliitännät ovat tukevasti kiinni ja asianmukaisesti eristettyjä oikosulkujen ja sähkövaarojen välttämiseksi.
- Vältä laitteen altistamista äärimmäisille lämpötiloille, pitkäaikaiselle suoralle auringonvalolle tai liialliselle kosteudelle.
- Only use the provided accessories and wiring harnesses.
- For optimal safety, video playback is restricted while the vehicle is in motion.
3. Asennus ja asennus
Proper installation is crucial for the performance and longevity of your car stereo. It is highly recommended to have this unit installed by a professional car audio technician.
3.1. Asennusta edeltävät tarkastukset
- Verify your dashboard opening size matches the stereo dimensions (7 inches, double DIN). Additional dash kits may be required for specific car models.
- Some car models may require a separate wire harness adapter and radio antenna adapter.
- Irrota ajoneuvon akku ennen asennuksen aloittamista.
3.2. Kytkentäkaavio
Refer to the detailed wiring diagram below for correct connections. Ensure each wire is connected to its corresponding function in your vehicle's wiring harness.

Figure 3.1: Wiring Diagram and Unit Dimensions
3.3. Yksikön asennus
The stereo unit features multiple mounting holes for flexible installation and improved cooling. Secure the unit using the provided brackets and screws into your vehicle's dashboard opening.

Figure 3.2: Mounting Hole Design for Easy Installation
4. Käyttöohjeet
4.1. Langaton Apple CarPlay ja Android Auto
Connect your compatible smartphone wirelessly to access navigation, music, calls, and other apps directly on the stereo's display. The system connects automatically upon vehicle startup.

Figure 4.1: Wireless Apple CarPlay and Android Auto Interface
Text Description of Video: This video demonstrates the key features of the PLZ 7-inch QLED Wireless Double Din Car Stereo. It highlights the easy installation process, the powerful smart chip and independent Bluetooth module for stable connectivity, and the comprehensive audio outputs including 4 channels pre-amplifier and 2 subwoofer outputs. The video also showcases the vibrant 1280x720 QLED touch screen, the seamless integration of wireless CarPlay and Android Auto, smart voice control capabilities, and support for steering wheel controls. Additionally, it illustrates FM/AM radio functionality, phone charging, wired mirror link, USB flash drive video playback, and the reversing image assistant. The video concludes by emphasizing the product's overall quality and features.
4.2. Ääniohjaus
Utilize Siri or Google Assistant through your connected smartphone for hands-free operation of navigation, calls, and music playback. This feature enhances driving safety by allowing you to keep your hands on the wheel.
4.3. QLED Display
The 7-inch QLED display offers a resolution of 1280 x 720 pixels, providing clear visuals and supporting 1080P video playback. The full touch screen interface allows for intuitive control.

Figure 4.2: QLED Display Features
4.4. Bluetooth 5.3
The integrated Bluetooth 5.3 module with an external antenna ensures stable and efficient wireless connectivity for hands-free calling and audio streaming. The built-in microphone and external microphone interface provide clear communication.

Kuva 4.3: Bluetooth 5.3 -yhteys
4.5. Ääniominaisuudet
The stereo includes a Digital Signal Processor (DSP) with a 4.2 channel pre-amplifier (240W max output) and two subwoofer outputs. A 10-band EQ allows for precise audio customization. Adjust the sound field to optimize audio distribution within your vehicle.

Figure 4.4: Audio Output Configuration
4.6. Ohjauspyörän säätö (SWC)
If your vehicle supports Steering Wheel Control, you can connect it to the stereo to manage volume, tracks, and voice commands directly from your steering wheel. An additional interface module may be required (not included).

Kuva 4.5: Ohjauspyörän säädöt
4.7. FM/AM-radio
Access FM and AM radio stations. The unit supports frequency ranges of FM: 87.5-107.9MHz and AM: 530-1710KHz. You can save your favorite stations as presets.

Kuva 4.6: FM/AM-radion käyttöliittymä
4.8. USB/TF-toisto
Insert a USB flash drive or TF card into the designated port to play audio and video files. The unit supports various video encoding formats including MPEG-4, RMVB, DivX, AVI, 1080P, and audio formats like MP3, WMA, JPEG.

Figure 4.7: USB/TF Media Playback
4.9. Wired Mirror Link
Connect your smartphone via USB to mirror its screen onto the car stereo display. This allows you to view content from your phone, such as navigation or videos, on the larger screen.

Figure 4.8: Wired Mirror Link
4.10. Peruutuskamera
Mukana tuleva peruutuskamera tarjoaa selkeän kuvan view of the area behind your vehicle when reversing. It features high definition, night vision, a 170° viewing angle, and waterproof protection. The display automatically switches to the camera feed when reverse gear is engaged.

Figure 4.9: Backup Camera Features and View
5. Huolto
- Näytön puhdistaminen: Pyyhi QLED-näyttö varovasti pehmeällä, nukkaamattomalla liinalla. Pinttyneisiin tahroihin hankaa kevyesti.ampKostuta liina vedellä tai näytönpuhdistusaineella. Vältä voimakkaita kemikaaleja tai hankaavia materiaaleja.
- Yleinen puhdistus: Pidä laite puhtaana pölystä ja roskista. Puhdista tuuletusaukot ja painikkeet pehmeällä harjalla tai paineilmalla.
- Ohjelmistopäivitykset: Tarkista säännöllisesti valmistajan websivustolta tai ota yhteyttä tukeen saadaksesi tietoa saatavilla olevista ohjelmistopäivityksistä varmistaaksesi optimaalisen suorituskyvyn ja uudet ominaisuudet.
6. Vianmääritys
| Ongelma | Mahdollinen syy | Ratkaisu |
|---|---|---|
| Ei virtaa/laite ei käynnisty. | Väärä johdotus, palanut sulake, ajoneuvon akkuongelma. | Check power connections (ACC, B+), inspect fuses, ensure vehicle battery is charged. |
| Ei ääntä kaiuttimista. | Kaiutinjohdot väärin kytketty, äänenvoimakkuus liian alhainen, mykistys aktivoitu, ampnostimen ongelma. | Verify speaker wiring, increase volume, check mute status, ensure external amplife-lisälaite (jos käytössä) on päällä. |
| Bluetooth-yhteysongelmat. | Phone not in pairing mode, interference, unit not discoverable. | Ensure Bluetooth is enabled on both devices, restart both devices, try pairing again. |
| CarPlay/Android Auto ei muodosta langatonta yhteyttä. | Wi-Fi/Bluetooth disabled on phone, incompatible phone, software glitch. | Ensure phone's Wi-Fi and Bluetooth are active. Restart phone and stereo. Check phone compatibility. |
| Peruutuskamera ei näy. | Camera wiring incorrect, reverse trigger wire not connected, faulty camera. | Check camera power and video input connections. Ensure reverse trigger wire is correctly connected to the vehicle's reverse light circuit. |
| Ohjauspyörän säätimet eivät toimi. | Incorrect wiring, no SWC interface, programming required. | Verify SWC wiring. Confirm if an additional SWC interface is needed for your vehicle. Follow the stereo's menu for SWC programming. |
7. Tekniset tiedot
| Ominaisuus | Yksityiskohta |
|---|---|
| Näytön tyyppi | 7-inch QLED Touch Screen |
| Näytön resoluutio | 1280 x 720 pikseliä |
| Yhteydet | Wireless Apple CarPlay, Wireless Android Auto, Bluetooth 5.3, USB, Wired Mirror Link |
| Äänilähtö | 4.2 kanavaa esi-Amplifier (240W Max), 2 Subwoofer Outputs |
| Taajuuskorjain | 10-kaistainen EQ |
| Radioviritin | FM (87.5-107.9MHz), AM (530-1710KHz) |
| Videokoodauksen tuki | MPEG-4, RMVB, DivX, AVI, 1080P |
| Äänenkoodauksen tuki | MP3, WMA, JPEG |
| Varakamera | Included, HD, Night Vision, 170° Viewing Angle, Waterproof |
| Tuotteen paino | 2.72 puntaa (1.24 kiloa) |
| Pakkauksen mitat | 9.17 x 8.54 x 6.06 tuumaa |
8. Takuu ja tuki
For warranty information, technical support, or service inquiries, please contact the PLZ ONLINE STORE directly through your purchase platform or their official support channels. Keep your purchase receipt as proof of purchase.
Manufacturer: PLZ