1. Entwodiksyon
This manual provides comprehensive instructions for the installation, operation, and maintenance of your YEEHUNG 12.3-inch Ultra-Thin Linux Screen. This device is designed to enhance your BMW E70 E71 X5 X6 (2010-2012) with a 4PIN CIC system, offering features such as wireless CarPlay, Android Auto, and Mirror Link. Please read this manual carefully before installation and use to ensure proper function and safety.
2. Enfòmasyon sou Sekirite
- Anvan ou kòmanse enstalasyon an, asire w ke machin nan etenn epi batri a dekonekte pou evite kous kout oswa domaj.
- Professional installation is recommended. If you are unsure about any step, consult a qualified technician.
- Pa bouche èrbag yo oswa lòt aparèy sekirite pandan enstalasyon an.
- Route all cables securely to prevent interference with vehicle operation or damage from moving parts.
- Avoid exposing the screen to extreme temperatures, direct sunlight for prolonged periods, or harsh chemicals.
- Sèvi ak aparèy la yon fason responsab epi evite distraksyon pandan w ap kondui.
3. Pake kontni
Verifye ke tout atik yo prezan nan pakè a:

Image: YEEHUNG 12.3-inch screen and various accessories including USB cable, audio cable, ISO wiring harness, installation manual, and LVDS adapter cable.
- 1 x 12.3-Inch Ultra-Thin Linux Screen
- 1 x USB kab
- 1 x Audio kab
- 1 x Fil elektrik ISO
- 1 x Manyèl Enstalasyon (dokiman sa a)
- 1 x LVDS Adapter Cable
4. Enstalasyon ak Enstalasyon
Follow these steps carefully for proper installation. Refer to the provided video for visual guidance.
4.1 Verifikasyon Konpatibilite
Ensure your vehicle has the 4PIN CIC system. This product is not compatible with 6PIN NBT or EVO systems.

Image: Visual guide showing the 4PIN CIC connector as compatible, and 6PIN NBT and EVO connectors as incompatible.
4.2 Disconnecting Original Wiring
- Carefully remove the original head unit from your BMW dashboard.
- Locate the main wiring harness connected to the back of the original head unit.
- Using a plastic pry tool, gently unclip and disconnect the original wiring harness from the head unit.
Video: Demonstrates the process of disconnecting the original wiring harness from the BMW head unit using a pry tool.
4.3 Connecting the New ISO Wiring Harness
- Connect the provided ISO wiring harness to the vehicle's original wiring. Ensure a secure connection.
- Connect the other end of the ISO wiring harness to the new YEEHUNG screen.
4.4 AUX Audio Connection
For optimal sound quality and to avoid distortion, connect the AUX audio cable. Some cars may require an AUX audio adapter cable.
- Connect the "Audio Out" from the new screen's harness to the vehicle's "AUX IN" port.
- If sound is distorted, connect ground A and ground B, or unplug the connection.

Image: Illustrates connecting the audio output cable from the new system to the car's AUX input.
4.5 Fiber Optic Cable Connection (if applicable)
If your vehicle uses a fiber optic cable for audio, ensure it is properly transferred to the new harness.

Image: Close-up of a green fiber optic cable being transferred between connectors.
4.6 LVDS Cable Connection
Connect the LVDS adapter cable to the appropriate port on the new screen and the vehicle's original LVDS connection.
4.7 Final Asanble
Once all connections are secure, carefully re-install the head unit and the new screen into the dashboard. Ensure no wires are pinched or exposed.

Image: A side-by-side comparison showing the original BMW dashboard display ("Before") and the new YEEHUNG 12.3-inch screen installed ("After").
5. Operasyon Enstriksyon
5.1 Navigasyon debaz ak koòdone itilizatè
The YEEHUNG screen features a Linux-based user interface. Navigate through applications and settings using the touch screen.

Image: The 12.3-inch screen showing a clean Linux user interface with icons for Phone, Music, Maps, Play Music, Podcasts, Calendar, and Settings.
5.2 Switching Between Linux UI and OEM UI
To switch between the new Linux interface and your car's original OEM interface, press and hold the original "MENU" knob.

Image: Shows the Linux User Interface and the OEM Interface, with an arrow indicating the switch. Text instructs to press and hold the original "MENU" knob to switch.
5.3 CarPlay ak Android Auto
The system supports both wired and wireless CarPlay and Android Auto. You can answer phone calls via the steering wheel buttons when using these features.

Image: Demonstrates both Wireless+Wired CarPlay and Android Auto functionality on the screen, showing a phone connected.

Image: The CarPlay interface displayed on the YEEHUNG screen, showing music playback.

Image: The Android Auto interface displayed on the YEEHUNG screen, showing navigation and app icons.
5.4 Lyen Mirror
Utilize the Mirror Link function to display your smartphone screen directly on the YEEHUNG unit.

Image: The Mirror Link feature active on the YEEHUNG screen, showing a mirrored smartphone display.
Sipò pou kamera 5.5
The system supports OEM cameras, aftermarket cameras, and front cameras (up to 720P resolution). Select the correct camera type in the settings.

Image: Diagram showing support for OEM and aftermarket front and rear cameras, with a screenshot of the reversing settings menu.
5.6 AUX Audio Settings
Proper AUX settings are crucial for sound output. You can set it to automatically switch or configure it manually.

Image: Instructions for both automatic and manual AUX audio settings, including navigating menus and pressing the number 8 button for manual setup.
6. Antretyen
- Netwayaj: Use a soft, lint-free cloth to clean the screen. For stubborn marks, slightly dampLave twal la avèk dlo oswa yon pwodui netwayaj ki pa danjere pou ekran. Evite materyèl abrazif oswa pwodui chimik ki agresif.
- Tanperati: Pa ekspoze aparèy la nan tanperati ekstrèm.
- Domaj Fizik: Pwoteje ekran an kont chòk ak objè byen file.
NAN. Depanaj
| Pwoblèm | Kòz posib | Solisyon |
|---|---|---|
| No power to the screen. | Loose power connection, incorrect wiring. | Check all power connections in the ISO harness. Ensure the vehicle battery is connected. |
| Pa gen son oswa son defòme. | Incorrect AUX connection, fiber optic cable issue. | Verify AUX audio cable connection. If distorted, try connecting ground A and ground B, or unplug. Ensure fiber optic cable is correctly transferred if applicable. Check AUX settings in the system. |
| Screen not displaying correctly (e.g., static, wrong resolution). | Incorrect LVDS connection, wrong OEM resolution setting. | Check LVDS cable connection. Go to settings and select the correct OEM screen resolution. |
| CarPlay/Android Auto pa konekte. | Bluetooth/Wi-Fi issues, incorrect phone settings. | Ensure Bluetooth and Wi-Fi are enabled on your phone. Restart both the phone and the car system. Check phone permissions for CarPlay/Android Auto. |
| Cannot switch to OEM interface. | Peze bouton ki pa kòrèk. | Press and hold the original "MENU" knob firmly for a few seconds. |

Image: Shows an example of incorrect screen display (static) due to wrong OEM resolution and the correct settings menu to adjust it.
8. Espesifikasyon
| Nimewo Modèl | YH-9625 |
| Gwosè ekran | 12.3 pous |
| Kalite ekspozisyon | HD IPS Touch Screen |
| Rezolisyon | 1920x720 |
| Sistèm operasyon | Linux |
| Koneksyon | Bluetooth 5.0, USB, Wireless/Wired CarPlay, Android Auto, Mirror Link |
| Machin konpatib yo | BMW E70 E71 X5 X6 (2010-2012) with 4PIN CIC System |
| Dimansyon pwodwi | 12.3 x 5.1 x 1.2 pous |
| Pwa atik | 4.7 liv |

Image: Infographic detailing screen features: 12.3" Ultra-Thin design (82.3% screen ratio), V-Cooling Holes for efficient heat transfer, and an Aluminum alloy shell.

Imaj: Gwo plan views highlighting the 2.5D Capacitive Touch Screen for better visual effect and Full-Lamination Screen for wider viewing angles and clearer colors.
9. Garanti & Sipò
For warranty information, technical support, or any inquiries regarding your YEEHUNG 12.3-Inch Ultra-Thin Linux Screen, please contact the seller or manufacturer directly through your purchase platform. Keep your proof of purchase for warranty claims.