Siemens EWSD S30810-Q581-X LIL Line Interface Link Board
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Siemens EWSD S30810-Q581-X LIL Line Interface Link Board

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S30810-Q581-X-10/02
Description

The Siemens S30810-Q581-X, designated as LIL (Line Interface Link), is a specialized communication module designed for the Siemens EWSD (Electronic Worldwide Switch Digital) switching platform. This board serves as a high-speed internal interface link, facilitating the interconnection between the Line Group (LTG) and the Switching Network (SN). It is responsible for the transparent transmission of speech, data, and signaling information across the system's internal distribution highways, ensuring that subscriber traffic is correctly routed through the digital switching fabric.The LIL module is engineered to maintain high-integrity data streams, incorporating advanced circuits for clock recovery, frame synchronization, and signal regeneration. It handles the adaptation of internal transmission protocols and manages the timing alignment required for multi-stage switching operations. The hardware includes integrated diagnostic functions that monitor link stability and bit error rates, providing real-time feedback to the central maintenance system. Built to carrier-grade standards, the S30810-Q581-X is optimized for high-density central office environments, featuring robust electromagnetic shielding and high thermal stability to support the continuous, mission-critical demands of public telecommunications networks.

Features
Equipment Type:
Line Interface Module
Equipment Type:
Brand:
SIEMENS
Original product:
Delivery period:
Price not specified