Siemens S30810-Q2901-X-9 Interface Board

Description

Siemens S30810-Q2901-X-9 Interface Board

Product Dimensions：

The Siemens S30810-Q2901-X-9 is a specialized telecommunications and networking module, primarily identified as an SLMQ (Subscriber Line Module Quaternary) board. It is a critical component for the Siemens HiPath 4000 and Hicom 300 series of Enterprise Communication Systems (PBX).

Product Detailed Description

The S30810-Q2901-X-9 (SLMQ) module is an interface card designed to connect digital subscribers to the telephone exchange system. It specifically supports the UP0/E interface, which is the Siemens standard for 2-wire digital lines. This allows the system to communicate with digital proprietary telephones (such as the Optiset or OptiPoint series) over long distances while maintaining high signal quality.

Technical Parameters

Product Advantages

• High Density: Provides 16 digital ports in a single slot, allowing for efficient use of chassis space in large-scale enterprise deployments.
• Cost-Effective Wiring: Utilizes standard 2-wire copper cabling (UP0/E) to deliver full digital functionality, reducing the need for expensive multi-pair rewiring.
• Proven Reliability: As a core component of the HiPath 4000 architecture, this module is built for “five-nines” (99.999%) availability in mission-critical business environments.
• Integrated Power: Each port provides power to the connected digital telephone, eliminating the need for local power adapters at every desk.

Important Considerations & Precautions

• Electrostatic Discharge (ESD): This board is highly sensitive to static. Always use an ESD wrist strap and handle the module by the edges/faceplate only during installation.
• Slot Compatibility: Ensure the specific LTU (Line Trunk Unit) shelf or peripheral cabinet has the correct backplane revision to support the Q2901 series.
• Firmware/Loadware: After installation, the system software may need to download the appropriate “loadware” to the board. Verify that your system version supports this specific “-X-9” revision.
• Line Testing: Before connecting expensive digital handsets, verify that the line voltage and resistance are within the UP0/E specifications to prevent damaging the module’s line drivers.

Product Applications

• Enterprise Telephony: The primary use case is connecting large numbers of digital desktop phones in office buildings, hospitals, and government agencies.
• Call Centers: Providing reliable, high-quality digital voice paths for intensive communication environments.
• Legacy Integration: Used by organizations maintaining their Hicom or HiPath infrastructure to expand their current subscriber capacity without migrating to a full IP-based system.
• Secure Communications: Since UP0/E is a proprietary digital signal, it provides a layer of physical security compared to standard analog lines.

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