Alcatel-Lucent 408154912 CPU Rear I/O Pack Card – Backplane Interface Module

The Alcatel-Lucent 408154912 CPU Rear I/O Pack Card is a high-performance backplane interface module engineered for mission-critical telecommunications infrastructure. Designed to facilitate robust rear input/output connectivity, this circuit card serves as the primary link between the central processing unit and external line interfaces, enabling seamless data exchange in Alcatel-Lucent chassis-based systems.

Product Overview

This rear I/O pack card, identified by part number 408154912, is a key component in Alcatel-Lucent’s modular switching and routing platforms. It provides the physical and electrical interface for rear-side connections, allowing system integrators to route signals from the CPU to various line cards and backplane circuits. The card is built for high reliability and low latency, supporting both control plane and data plane operations in dense telecom environments.

The circuit rear in out back card architecture ensures that all incoming and outgoing signals are properly conditioned, buffered, and directed. With its compact form factor and standardized connector layout, the 408154912 integrates easily into existing Alcatel-Lucent shelves, reducing deployment complexity while maintaining signal integrity over long backplane traces.

Technical Specifications

• Product Type: CPU Rear I/O Pack Card

• Part Number: 408154912

• Interface: Rear backplane connector with multiple high-speed serial lanes

• Signal Support: TTL, LVDS, and differential pair signaling

• Power Consumption: 15W typical under full load

• Operating Temperature: 0°C to 65°C

• Humidity: 5% to 95% non-condensing

• Dimensions: Standard single-slot rear card (custom Alcatel-Lucent form factor)

• Compliance: RoHS, NEBS Level 3

Key Features and Benefits

This rear I/O pack delivers several advantages for network operators. Its direct CPU-to-backplane connectivity reduces intermediate processing steps, resulting in lower latency and higher throughput. The card incorporates advanced error detection and correction mechanisms, ensuring data integrity even in noisy environments. Additionally, the hot-swappable design permits field replacement without disrupting active services, a critical requirement for carrier-grade applications.

Electromagnetic interference is minimized through careful PCB layout and shielding, meeting stringent EMC standards. The 408154912 also supports advanced diagnostic functions, including loopback testing and signal quality monitoring, which simplify troubleshooting and preventive maintenance.

Deployment Scenarios

Commonly deployed in central office and data center environments, this rear I/O pack card is an integral part of Alcatel-Lucent’s aggregation and edge routing platforms. It works alongside fabric cards, line interface modules, and system controllers to form a cohesive switching fabric. Typical applications include broadband aggregation, mobile backhaul, and enterprise core networking, where reliable backplane communication is paramount.

For installations requiring high-density port configurations, the 408154912 enables efficient cable management by routing all rear connections through a dedicated I/O area, simplifying access and reducing clutter.

Compatibility and Integration

This card is compatible with Alcatel-Lucent chassis systems that support the rear I/O pack architecture, including select models of the 7750 SR, 7450 ESS, and 7210 SAS families. It interfaces directly with the system CPU module and requires no additional drivers, as the operating system automatically recognizes the hardware upon insertion. For seamless operation, ensure that the chassis firmware is updated to the latest revision.

Conclusion

The Alcatel-Lucent 408154912 CPU Rear I/O Pack Card is a dependable, high-performance solution for backplane connectivity in demanding telecom networks. Its robust design, comprehensive feature set, and ease of integration make it an essential component for maintaining service continuity and scalability. Network engineers can rely on this rear I/O pack to deliver consistent performance across a wide range of applications.