CAUTION• Install or remove modules from the shelf only when the power is off.If you install a module in the shelf with the power on, the internalcircuitry may suffer damage and the product warranty will be void.• Remove and install circuit boards only in a static-safe environment(use antistatic wrist straps, smocks, footwear, etc.).• Keep circuit boards in their antistatic bags when they are not in use.• Do not ship or store circuit boards near strong electrostatic, electromag-netic, magnetic, or radioactive fields.• For more complete information on electrostatic discharge safetyprecautions, refer to Bellcore TM Technical Reference # TR-NWT-000870.Copyright 1999 by Dantel, Inc. • Dantel is a registered trademark of Dantel, Inc. • ISO 9001 RegisteredPrinted in the U.S.A.INSTALLATION & O PERATION M ANUAL05202-0299 <90-00046>05202S MALL C ENTRAL O FFICEM ASTER A LARM S YSTEMAbout this Practice:This practice has been reissued to:• Update to reflect Y2K compliance.Issue date: February 1999Reissued Practices: Updated andnew content can be identified by abanner in the right margin.UPDATEDTable of ContentsOrdering Information ........................................................................... 2Introduction .......................................................................................... 3Application Information ....................................................................... 5Installation ............................................................................................ 7Support Documentation ..................................................................... 43Warranty ............................................................................................. 46