

Bienvenue dans cette analyse technique définitive du Assemblage logique du système de vidéosurveillance FAW. This advanced system is a critical safety and security feature for the FAW Jiefang CA4251P66K24T1A3E5 6×4 tracteur semi-remorque diesel. It functions as an onboard Digital Video Recorder (DVR) and telematics hub, designed to monitor and record driver behavior, ensure cab security, and provide irrefutable “boîte noire” evidence in the event of an incident.
Le “Assemblage logique” designation signifies that this is an integrated, multi-component system, not just a simple camera. Le Assemblage logique du système de vidéosurveillance FAW est un “logique” hub that combines a ‘Video Processor Assembly’ (the brain), an ‘Indoor Surveillance Camera’ (the eye), and a ‘4G Antenna’ (the voice). Ce “logique” allows the system to not only record high-definition video but also to transmit it in real-time to fleet managers.
This in-depth guide is an essential resource for fleet safety managers, techniciens, et spécialistes des pièces détachées. Nous déconstruirons l'ensemble Assemblage logique du système de vidéosurveillance FAW dans son 7 types de composants principaux, analyzing each Minimum Serviceable Unit (MSU). We will explore the processor’s “boîte noire” fonction, the camera’s monitoring role, and the critical fastening systems designed to protect this sensitive equipment.
Ce composant est le “plus long” et la partie la plus complexe du Assemblage logique du système de vidéosurveillance FAW. The ‘Video Processor Assembly’ (7917050-84R.) is the central DVR, ou “boîte noire,” du système. It is a dedicated computer, a primary MSU, and the hub for all video-related logic.
Its function is to acquire, processus, magasin, and transmit video data. This unit is fundamentally different from a standard Telematics (Boîte en T) unité; while a T-Box handles small data packets (GPS, fault codes), this processor is a high-bandwidth device designed to manage multiple, large-volume video streams.
1. Acquisition & Input Logic:
This processor is a multi-channel DVR. While this parts list only specifies the ‘Indoor Surveillance Camera’, this processor (7917050-84R.) is the same unit used in the 4-way camera system. C'est “logique” is to accept multiple video inputs, typiquement:
2. Stockage & “Boîte noire” Logique:
The processor’s core “logique” is recording. It houses a robust, shock-proof storage medium (either a high-capacity internal SSD or a secure, lockable SD/HDD bay). It records video on a “loop,” overwriting the oldest footage.
Surtout, le Assemblage logique du système de vidéosurveillance FAW includes an integrated G-sensor. Le “logique” of this sensor is to detect a high-G event (un accident, hard brake, or swerve). When this occurs, the processor automatically “écluses” the video file from 10 seconds *before* the event to 20 seconds *after* it, saving it in a protected folder that cannot be overwritten. This provides an irrefutable “boîte noire” record for accident reconstruction.
3. Transmission & Telematics Logic:
The processor’s “cerveau” is connected to the ‘4G Antenna Assembly’ (7903060-95T). This high-speed data link is the “logique” that enables remote management. A fleet manager can send a command to the Assemblage logique du système de vidéosurveillance FAW à:
4. Facilité d'entretien (MSU):
The ‘Video Processor Assembly’ est un scellé, high-value MSU. It is not field-repairable. Diagnosis involves checking power, sol, and antenna/camera connections. If the unit fails to record, boot, or communicate, the entire processor is replaced.
This component is the primary sensor for the Assemblage logique du système de vidéosurveillance FAW. The ‘Indoor Surveillance Camera Head Assembly’ est un spécialiste, heavy-duty MSU.
Driver Monitoring Logic: Le “logique” of this inward-facing camera is to monitor the driver and the cab environment. It serves two key safety functions:
Construction: This is not a consumer webcam. It is a ruggedized unit designed to withstand extreme temperatures (from -30°C to +70°C in a sun-baked cab) et vibrations constantes. C'est “logique” includes critical features like a wide-angle lens (to see the entire cab) et, le plus important, infrared (ET) LEDs. These IR lights allow the camera to record a crystal-clear, black-and-white image in total darkness, which is essential for overnight security and night-time driving.
Facilité d'entretien (MSU): This camera is a simple plug-and-play MSU. Common failures include a “pink” image (stuck IR filter) ou un “noir” image (failed sensor). A technician simply disconnects the video/power cable and replaces the camera head assembly.
This is the third critical MSU in the Assemblage logique du système de vidéosurveillance FAW. The ‘4G antenna assy’ is the high-speed data link.
High-Bandwidth “Logique”: Ce composant “logique” is to provide a high-bandwidth connection (unlike the low-bandwidth GPRS antenna used by the tachograph). Uploading multi-megabyte video files requires the speed of a 4G/LTE network. This antenna provides the ‘Video Processor’ with a stable, fast connection to the cellular network, enabling its remote telematics features.
Facilité d'entretien (MSU): This is a passive MSU. C'est une unité scellée, and failures are almost always due to its installation: a pinched coaxial cable, a loose connector, or a poor mounting location (Par exemple, dans un “shadow” of the cab’s metal structure). Si le Assemblage logique du système de vidéosurveillance FAW is recording locally but “offline” to the server, this antenna and its cable are the first components to inspect.
A sensitive system like the Assemblage logique du système de vidéosurveillance FAW is only as good as its mounting. The parts list calls out three specific types of fasteners, totalisant 12 vis, as critical MSUs.
1. ‘Video Processor Bracket’ (7917055-95T): This is the structural MSU that adapts the processor to the truck’s body. It is designed to hold the processor securely, often with rubber grommets or dampeners to isolate it from shock.
2. « Vis autotaraudeuse à tête cylindrique à empreinte cruciforme’ (CQ2713516): Four of these. “Self-tapping” logic means they cut their own threads into plastic. Ce sont 100% for mounting the ‘Indoor Surveillance Camera’ to the plastic A-pillar or headliner trim.
3. « Vis à tête cylindrique à empreinte cruciforme’ (Q2140420): Four of these. These are standard machine screws. Leur “logique” is to pass through the ‘Video Processor Bracket’ and thread into pre-existing, threaded metal holes (rivnuts) in the cab’s bulkhead.
4. ‘Cross recessed flat head combination screw’ (Q2320412): Four of these. Le “combinaison” (combinaison) logic means they have a captive lock washer. These are the most critical, used to fasten the heavy ‘Video Processor’ *to* its bracket. The lock washer is essential to prevent the unit from vibrating loose.
Le tableau suivant fournit l'intégralité, ventilation détaillée de tous 7 types de composants identifiés dans le Assemblage logique du système de vidéosurveillance FAW schéma du tracteur FAW CA4251P66K24T1A3E5.
| Marque | Partie no. | Nom de la pièce | Quantité |
|---|---|---|---|
| 1 | 7903060-95T | 4Ensemble d'antenne G | 1 |
| 2 | 7917050-84R. | Video processor assy | 1 |
| 3 | 7917055-95T | Video processor bracket assy | 1 |
| 4 | 7917150A505-C00 | Indoor surveillance camera head assy (voir le dessin) | 1 |
| 5 | CQ2713516 | Vis autotaraudeuse à tête cylindrique à empreinte cruciforme | 4 |
| 6 | Q2140420 | Vis de tête de casserole en retrait | 4 |
| 7 | Q2320412 | Cross recessed flat head combination screw | 4 |
Les spécifications pour le Assemblage logique du système de vidéosurveillance FAW are defined by its function as a multi-channel, connected Digital Video Recorder (DVR) pour la sécurité, sécurité, and fleet management.
| Demande de véhicule | FAW Jiefang CA4251P66K24T1A3E5 6×4 Tracteur |
| Groupe de composants | Assemblage logique du système de vidéosurveillance FAW |
| Type de système | Multi-Channel DVR with 4G Telematics |
| MSU 1 (Cerveau) | ‘Video processor assy’ (7917050-84R.) |
| MSU 2 (Eye) | ‘Indoor surveillance camera head assy’ (7917150A505-C00) |
| MSU 3 (Link) | ‘4G antenna assy’ (7903060-95T) |
| MSU 4 (Mount) | ‘Video processor bracket assy’ (7917055-95T) |
| Matériel (MSU 5-7) | 12x Total Screws (Autotaraudeuse, Machine, Combinaison) |
| Storage Logic | Loop Recording, G-Sensor Event Locking |
| Telematics Logic | Live View, Remote Download, Event-Based Alerts (via 4G) |
| Camera Features | Infrared (ET) Night Vision, Wide-Angle Lens |
Pièces FAW, y compris l'ensemble bloc-cylindres, sont emballés avec soin pour garantir une livraison en toute sécurité. Chaque composant est sécurisé dans des matériaux de protection pour éviter tout dommage pendant le transport. Le réseau logistique garantit des expéditions ponctuelles dans le monde entier, soutenir des opérations de maintenance efficaces. Vous trouverez ci-dessous une image illustrant l'emballage standard des pièces de camion FAW., mettant en valeur l’attention portée aux détails dans la manipulation et le stockage.
Cette approche d'emballage minimise le risque de corrosion ou de dommages causés par les chocs., s'assurer que les pièces comme l'ensemble bloc-cylindres FAW arrivent en parfait état. Les clients peuvent compter sur la logistique de FAW pour une qualité et une fiabilité constantes.