The Norstar Clock Service Card is required to synchronize the T1 to the T1 network clock or act as a master clock source, providing the clock signal for network of systems. The Norstar Services Cartridge also provides DTMF tone recognition for T1 circuits. This clock service card provides the clocking service that is required for digital networks. It is required if you are using DTI cartridges or ISDN-BRI Interface cartridges. The Services Cartridge supports all clocking that is needed on the Norstar system, regardless of the quantity or mixture of DTIs or ISDN-BRI cartridges.
- This unit is only compatible with the Modular ICS
This cartridge cannot be used if a Copper Expansion Upgrade Cartridge is installed
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Rest assured, if you order the wrong items, don't like the model, or just don't need it anymore we accept returns with NO restocking fees. Whether you want something different or just a credit, we have you covered! This policy goes hand in hand with our company culture of delivering outstanding customer satisfaction.
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- Item(s) must be returned within 30 days from invoice date.
- Item(s) must be received in original condition preferably in the same packing materials.
- Item(s) should be securely packed for safe return.
- The purchaser is responsible for all shipping costs and insurance.
- Products usually ship within two business days after payment. If you have a rush order, or need an item delivered on Saturday please call to request faster shipping.
- All products are shipped and delivered on business days.
- Fixed or free shipping offer does not apply to items shipped on pallets, please call for rates on those items. Free shipping offers only apply to the continental US.