Chapter 2 Preparing for Installation
Safety
Warning This unit might have more than one power cord. To reduce the risk of electrical shock, disconnect all power supply cords before servicing the unit. Statement 106
Warning This product requires
Warning This equipment is intended to be grounded to comply with emission and immunity requirements. Ensure that the switch functional ground lug is connected to earth ground during normal use. Statement 1064
Warning Blank faceplates and cover panels serve three important functions: they prevent exposure to hazardous voltages and currents inside the chassis; they contain electromagnetic interference (EMI) that might disrupt other equipment; and they direct the flow of cooling air through the chassis. Do not operate the system unless all cards, faceplates, front covers, and rear covers are in place. Statement 1029
Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. Statement 1001.
Warning The power supply circuitry for the equipment can constitute an energy hazard. Before you install or replace the equipment, remove all jewelry (including rings, necklaces, and watches). Metal objects can come into contact with exposed power supply wiring or circuitry inside the DSLAM equipment. This could cause the metal objects to heat up and cause serious burns or weld the metal object to the equipment. Statement 207
| Cisco Global Site Selector 4491 Hardware Installation Guide |
