Child lock setting: optional parental control (age limit, program blocking) can be enabled;
Mode selection: Home mode (recommended) or Store mode (display function, some menus are not available).
3. USB media playback
Supported devices: 2.5-inch/3.5-inch hard drive (3.5-inch requires external power supply), USB flash drive, supports FAT32/NTFS format, hard drive above 1TB may fail formatting.
Supported formats (some key formats):
Media type supports formats/parameters
Video encoding: H.265( 4K@60fps , <100Mbps)、H.264( 4K@30fps )The MPEG1/2/4;
Containers: MP4, MKV, AVI, TS
Image JPEG (maximum 15360 × 8640), PNG (maximum 9600 × 6400), BMP (maximum 9600 × 6400)
Audio MP3 (8-320Kbps), AC3 (32-640Kps), FLAC (<1.6Mbps), AAC
Operation precautions: Do not unplug USB devices during playback/recording; The media browser only displays the first 1000 images.
System settings
1. Image settings (path: System>Bild Men ü)
Function Description of Settings Optional Parameters/Remarks
Image mode adjustment, picture quality style, cinema, gaming (optional), sports, dynamic, natural
Energy saving settings control energy consumption user-defined, minimum, medium, maximum, automatic, screen off, off; Only user-defined adjustable backlight
Noise reduction is effective when the signal noise is weak
Movie mode optimization: movie playback low/medium/high/off, supports split screen comparison (movie mode vs normal mode)
HDMI full range improvement, HDMI signal black level displayed only when HDMI input
2. Sound settings (path: System>Ton Men ü)
Core settings: volume, equalizer (adjustable only in user mode), balance (left and right channels), headphone volume (initially set low to prevent hearing loss);
Special Features:
AVL: Automatic volume limit to maintain consistent volume between programs;
DTS TruSurround: Turn on/off surround sound effects;
Dynamic bass (optional): enhances bass output;
Headphones/Lineout: When connecting an external amplifier, set it to Lineout, and when connecting headphones, set it to headphones (note that the headphone jack has the maximum output when Lineout).
3. Security and updates
Child lock (path: System>Einstellungen>Kindersicherung):
Menu lock: prohibits access to all menus/installation menus;
Age restriction: Block content based on program age rating (some countries default to 18+lock);
Internet lock: disable browser APP;
PIN management: Modify the PIN, default PIN is 0000 or 1234 (set non 0000 for the first time).
Software update (path: System>Einstellungen>Mehr>Softwareaktualisierung):
Manual update: Select "Search for updates", find it, download and restart the installation;
Automatic update: Automatically search at 3:00 pm at night, download and install the next time it is turned on;
Attention: Do not unplug the power during the update process. If it fails, you can disconnect the power for 2 minutes and try again.

Troubleshooting and Technical Parameters
1. Common fault handling
Troubleshooting steps for fault phenomena
1. Check if the power cable is securely plugged in without turning on the device;
2. Press the power button on the device to try turning it on
Poor picture quality: 1. Confirm that the signal source selection is correct;
2. Check the antenna/cable connection (weak signal can easily cause distortion);
3. Confirm that the frequency is correct when manually setting
No sound 1. Check if it is muted (press the mute button on the remote control);
2. Increase the volume and check the sound balance settings;
3. Confirm the audio cable connection when connecting external devices
Remote control malfunction: 1. Replace 2 AAA batteries;
2. Confirm that the positive and negative terminals of the battery are installed correctly
2. Key technical parameters
PC input resolution (some commonly used):
Index resolution frequency
9 1024×768 60Hz
21 1366×768 60Hz
30 1920×1080 60Hz
HDMI signal support: up to 3840 × 2160 (4K) @ 60Hz, 4096 × 2160@60Hz High speed shielded HDMI cable (with ferrite core) is required;
USB current limit: USB 2.0 (body/side) maximum 500mA, USB 3.0 (optional, top left) maximum 1A, overcurrent may damage the device.
Environmental Protection and Waste Management
Product waste: Within the EU, it must be sent to a dedicated recycling point and cannot be mixed with household waste; Products produced after August 13, 2005 are marked with black horizontal stripes.
Battery disposal: Separate recycling, batteries containing Pb (lead), Hg (mercury), Cd (cadmium) should be labeled with corresponding chemical symbols to avoid environmental pollution.

Email:wang@kongjiangauto.com