Telephone System Installation and Maintenance Guide

78 Chapter 6 Checking the installation prerequisites
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Other hardware and tools
You need the following equipment to install a BCM50 unit:
• mounting hardware
(either a rackmount shelf, a wallmount bracket per unit, or four rubber feet per unit)
• Phillips screwdriver #2
• flat blade screwdriver
• pliers
• antistatic grounding strap
• punch-down tool
• surge protector (recommended)
• cables, 25-pair cable with right-feeding female RJ-21 connectors
• 3.5-mm mono audio jack (for external music source)