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ISDN Compliance
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SmartNode 5550 & 4150 Series User Manual
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• Compliance Information
ISDN Compliance
The device is approved for connection to the public ISDN telecommunication network.
The interconnecting cables shall be acceptable for external use
and shall be rated for the proper application with respect to volt-
age, current, anticipated temperature, flammability, and
mechanical serviceability.
CAUTION