Product Description

NTTK25AA Daughter Board is a specialized memory expansion module designed for Nortel Meridian communication systems, providing enhanced system performance and the capacity required for modern PBX software environments. Installed directly onto compatible Small System Controller (SSC) cards, this daughter board enables Nortel Meridian Option 11C and related platforms to support expanded operating system requirements and advanced call-processing capabilities.

The NTTK25AA Daughter Board is commonly used when upgrading or maintaining legacy Nortel Meridian systems that require additional program memory for newer software loads. By expanding the controller’s memory capacity, the board allows the PBX to operate efficiently with expanded feature sets, improved system stability, and enhanced configuration flexibility.

Organizations operating Meridian 1 Option 11C systems rely on the NTTK25AA Daughter Board to maintain operational continuity while extending the lifecycle of their telecommunications infrastructure. The module integrates directly with compatible Nortel SSC controller cards and supports software upgrades such as Succession platform releases and expanded PBX firmware packages.

Built to Nortel hardware specifications, the NTTK25AA Daughter Board provides dependable memory expansion while maintaining compatibility with legacy telecommunications hardware environments. Its installation within the PBX cabinet ensures that system processors have adequate memory resources to manage call routing, system administration, and telephony features across enterprise networks.

For organizations maintaining Nortel Meridian installations, this daughter board remains an essential component for sustaining reliable PBX functionality and supporting continued system upgrades without requiring full infrastructure replacement.

Features

• Compatible NTTK25AA Daughter Board for Nortel Meridian systems

• Provides expanded memory capacity for PBX software operation

• Designed for Meridian Option 11C Small System Controller integration

• Supports upgraded telecommunications software environments

• Reliable hardware component for legacy PBX infrastructure

• Ideal for maintenance, repair, and system upgrades

Q & A Section

Q: What systems is the NTTK25AA Daughter Board compatible with?
A: The NTTK25AA Daughter Board is commonly used with Nortel Meridian Option 11C PBX systems and compatible SSC controller cards.

Q: What does the daughter board do in a PBX system?
A: It expands system memory, allowing the PBX to run updated software releases and support additional system features.

Q: Is the board required for software upgrades?
A: In many cases, yes. Certain Meridian software releases require the additional memory provided by the NTTK25AA board.

Q: Where is the board installed?
A: The NTTK25AA Daughter Board installs directly onto the Small System Controller card inside the PBX cabinet.