1. Introduzione
This manual provides detailed instructions for the installation, operation, and maintenance of your KIMISS 4-Channel 1080P Mobile Digital Video Recorder (MDVR). This device is designed for reliable video recording in various vehicles, including school buses, tanker trucks, engineering vehicles, and large trucks. Please read this manual thoroughly before use to ensure proper functionality and safety.

Image 1.1: The KIMISS 4-Channel Mobile DVR unit, remote control, and associated cables.
2. Informazioni sulla sicurezza
- Assicurarsi che l'alimentazione rientri nel volume specificatotage gamma (DC 9-36V) per evitare danni.
- Non esporre il dispositivo a temperature estreme, umidità o luce solare diretta.
- Avoid disassembling the unit; refer to qualified personnel for repairs.
- Securely mount the MDVR to prevent movement during vehicle operation.
- Always connect cameras before powering on the device to ensure proper format detection.
3. Istruzioni per l'installazione
Follow these steps to set up your Mobile DVR system:
- Inserire la scheda di memoria: Insert a TF (Micro SD) card (up to 128GB, not included) into the designated slot on the MDVR unit. Ensure it is inserted correctly.
- Collega le telecamere: Connect your cameras (not included) to the appropriate video input ports (CAMERA 1-4) on the MDVR. The device supports CVBS, AHD720P, and AHD1080P cameras.
- Connetti al monitor: Connect the MDVR's VIDEO OUT port to your vehicle's monitor (not included) for live viewregistrazione e riproduzione.
- Connetti alimentazione: Connect the MDVR to a DC 9-36V power source in your vehicle. The unit features overload, short-circuit, and reverse connection protection.
- Accensione: Once all connections are secure, power on the MDVR. The system will automatically detect the video format (PAL/NTSC).

Image 3.1: Connection diagram illustrating how to connect cameras, monitor, and power to the MDVR.

Immagine 3.2: posteriore view of the MDVR unit, highlighting the video input, video output, and power ports.
4. Istruzioni per l'uso
4.1 Funzionamento di base
- Avvio della registrazione: Once powered on, the MDVR will automatically begin recording to the inserted memory card.
- Telecomando: Use the provided 2.4G remote control or infrared remote control to navigate menus and control functions.
- Controllo cablato: High-level trigger wired control is also supported for certain functions.
4.2 Funzionalità avanzate
- Compressione H.264: The MDVR utilizes H.264 video compression, optimizing storage space and allowing for longer recording durations on the 128GB memory card.
- Information Overlay: Supports overlaying license plate numbers, time, driving information, and other characters onto the video feed.
- Controllo dell'ospite: The host unit can be activated, deactivated, and delayed as needed.
- Turn Signal & Reverse Display: Configure automatic full-screen display for left turn, right turn, and reverse maneuvers.
- Switch Door Recording: This function allows video files to be packaged separately during door opening events, facilitating easier review.
- Modalità di registrazione: Supports independent recording for each channel.
- Modalità di visualizzazione: Selectable default boot screen modes (e.g., four-screen H-type) and various image modes (four-image, picture-in-picture, single image) via the menu.
- Positive/Mirror Selection: Toggle between normal and mirror views (OFF/ON).
5. Manutenzione
- Pulizia: Use a soft, dry cloth to clean the exterior of the MDVR. Do not use liquid cleaners or solvents.
- Gestione della scheda di memoria: Eseguire regolarmente il backup dei dati importantitage from the memory card. Format the memory card periodically (e.g., monthly) to maintain optimal recording performance and prevent data corruption.
- Aggiornamenti del firmware: Controllare il produttore websito per verificare la disponibilità di eventuali aggiornamenti del firmware, per garantire che il tuo dispositivo disponga delle funzionalità e delle correzioni di bug più recenti.
- Ispezione dei cavi: Periodically inspect all cables for wear, damage, or loose connections. Replace damaged cables immediately.
6. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Nessun potere | Loose power connection; incorrect voltage; blown fuse in vehicle. | Check power cable connections; ensure voltage is 9-36V; inspect vehicle fuse. |
| Nessun video display | Loose video cable; incorrect monitor input selected; camera not connected or faulty. | Check video output cable to monitor; select correct input on monitor; ensure cameras are properly connected and functional. |
| Problemi di registrazione | Memory card full or corrupted; memory card not inserted; incorrect recording settings. | Insert memory card; format memory card; check recording settings via remote control. |
| Il telecomando non funziona | Battery depleted; IR receiver obstructed; remote out of range. | Replace remote control battery (CR2025 3V); ensure clear line of sight to IR receiver; operate within range. |
Se riscontri problemi persistenti non trattati qui, contatta l'assistenza clienti.
7. Specifiche del prodotto
- Numero modello: c49c2a60-32cf-4dc9-b74e-f944f6ea6277
- Materiale: ABS + Metallo
- Batteria del telecomando: 1 x CR2025 3V button cell (not included)
- Formato video: PAL/NTSC (Automatic identification; camera must be connected before power-on. Default format is PAL)
- Risoluzione video: 1920 x 1080 o 720 x 576
- Frequenza di aggiornamento: 25 fotogrammi al secondo
- Valore di picco: 1 Vp-p
- Impedenza: 75Ω
- Interfaccia video: 4 inputs (AV interface, supports CVBS, AHD720P, AHD1080P), 1 output (AV interface, 720P AHD or CVBS)
- Registrazione video: Memory card (≤128G, not included), recording format AVI, H.264 compression
- Audio: Ingresso 1
- Operating Screen Mode: 2.4G remote control / Infrared remote control / Wired control (high-level trigger)
- Positive/Mirror Selection: SPENTO/ACCESO
- Modalità di registrazione: Independent recording for each channel
- Default Start Screen: Four-screen or H-type four-screen mode, selectable in menu
- Modalità immagine: Four-image mode, H-type four-image mode, picture-in-picture, single image, and other modes
- Host Operating Power Consumption: 2W
- Potenza di uscita: Nessuno
- Volume nominaletage: DC 12V/24V (Wide voltage input 9-36V)
- Dispositivi compatibili: School buses, buses, tanker trucks, engineering vehicles, large trucks, boats, coaches, yachts, cars.
- Tecnologia di connettività: Infrarossi
- Origine: Cina
7.1 Contenuto della confezione
- 1 x Control Box (MDVR Unit)
- 1 telecomando 2.4G
- 1 x 12V/24V Power Cable
- 1 x Cavo video
- 1 x Manuale utente

Image 7.1: The MDVR unit along with its accessories, including the remote control and power cable.
8. Garanzia e supporto
For warranty information, please refer to the documentation provided at the time of purchase or contact your retailer. For technical support or further assistance, please reach out to KIMISS customer service through the contact information provided on the product packaging or the official websito.