1. Introducció
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. Informació de seguretat
- Assegureu-vos que la font d'alimentació estigui dins del volum especificattage range (DC 9-36V) to prevent damage.
- No exposeu el dispositiu a temperatures extremes, humitat ni llum solar directa.
- 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. Instruccions de configuració
Follow these steps to set up your Mobile DVR system:
- Inseriu la targeta de memòria: Insert a TF (Micro SD) card (up to 128GB, not included) into the designated slot on the MDVR unit. Ensure it is inserted correctly.
- Connectar càmeres: 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.
- Connecta't al monitor: Connect the MDVR's VIDEO OUT port to your vehicle's monitor (not included) for live viewing i reproducció.
- Connectar l'alimentació: Connect the MDVR to a DC 9-36V power source in your vehicle. The unit features overload, short-circuit, and reverse connection protection.
- Encès: 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.

Imatge 3.2: posterior view of the MDVR unit, highlighting the video input, video output, and power ports.
4. Instruccions de funcionament
4.1 Funcionament bàsic
- Inici de la gravació: Once powered on, the MDVR will automatically begin recording to the inserted memory card.
- Comandament a distància: Use the provided 2.4G remote control or infrared remote control to navigate menus and control functions.
- Wired Control: High-level trigger wired control is also supported for certain functions.
4.2 Funcions avançades
- H.264 Compression: 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.
- Control de l'amfitrió: 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.
- Modes d'enregistrament: Supports independent recording for each channel.
- Modes de visualització: 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. Manteniment
- Neteja: Use a soft, dry cloth to clean the exterior of the MDVR. Do not use liquid cleaners or solvents.
- Gestió de targetes de memòria: Feu còpies de seguretat regulars dels aliments importantstage from the memory card. Format the memory card periodically (e.g., monthly) to maintain optimal recording performance and prevent data corruption.
- Actualitzacions de firmware: Comproveu el del fabricant weblloc web per obtenir actualitzacions de firmware disponibles per assegurar-vos que el dispositiu tingui les darreres funcions i correccions d'errors.
- Inspecció del cable: Periodically inspect all cables for wear, damage, or loose connections. Replace damaged cables immediately.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | Loose power connection; incorrect voltage; blown fuse in vehicle. | Check power cable connections; ensure voltage is 9-36V; inspect vehicle fuse. |
| No hi ha pantalla de vídeo | 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. |
| Problemes de gravació | Memory card full or corrupted; memory card not inserted; incorrect recording settings. | Insert memory card; format memory card; check recording settings via remote control. |
| El comandament a distància no funciona | 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. |
Si trobeu problemes persistents que no es cobreixen aquí, poseu-vos en contacte amb l'atenció al client.
7. Especificacions del producte
- Número de model: c49c2a60-32cf-4dc9-b74e-f944f6ea6277
- Material: ABS + metall
- Bateria de control remot: 1 x CR2025 3V button cell (not included)
- Format de vídeo: PAL/NTSC (Automatic identification; camera must be connected before power-on. Default format is PAL)
- Resolució de vídeo: 1920 x 1080 o 720 x 576
- Freqüència d'actualització: 25 fotogrames per segon
- Valor màxim: 1 Vp-p
- Impedància: 75Ω
- Interfície de vídeo: 4 inputs (AV interface, supports CVBS, AHD720P, AHD1080P), 1 output (AV interface, 720P AHD or CVBS)
- Gravació de vídeo: Memory card (≤128G, not included), recording format AVI, H.264 compression
- Àudio: 1 entrada
- Operating Screen Mode: 2.4G remote control / Infrared remote control / Wired control (high-level trigger)
- Positive/Mirror Selection: OFF/ON
- Mode d'enregistrament: Independent recording for each channel
- Default Start Screen: Four-screen or H-type four-screen mode, selectable in menu
- Mode d'imatge: Four-image mode, H-type four-image mode, picture-in-picture, single image, and other modes
- Host Operating Power Consumption: 2W
- Potència de sortida: Cap
- Voltage: DC 12V/24V (Wide voltage input 9-36V)
- Dispositius compatibles: School buses, buses, tanker trucks, engineering vehicles, large trucks, boats, coaches, yachts, cars.
- Tecnologia de connectivitat: infrarojos
- Origen: Xina
7.1 Contingut del paquet
- 1 x Control Box (MDVR Unit)
- 1 x 2.4G Remote Control
- 1 x 12V/24V Power Cable
- 1 x cable de vídeo
- 1 x Manual d'usuari

Image 7.1: The MDVR unit along with its accessories, including the remote control and power cable.
8. Garantia i Suport
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 weblloc.