Cisco Wide Area Virtualization Engine 274 Hardware Installation Manual page 29

Chapter 2 Preparing to Install the Wide Area Virtualization Engine
Before working on equipment that is connected to power lines, remove jewelry
Warning
(including rings, necklaces, and watches). Metal objects will heat up when
connected to power and ground and can cause serious burns or weld the metal
object to the terminals. Statement 43
When installing or replacing the unit, the ground connection must always be
Warning
made first and disconnected last. Statement 1046
The safety cover is an integral part of the product. Do not operate the unit
Warning
without the safety cover installed. Operating the unit without the cover in place
will invalidate the safety approvals and pose a risk of fire and electrical
hazards. Statement 117
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
There is the danger of explosion if the battery is replaced incorrectly. Replace
Warning
the battery only with the same or equivalent type recommended by the
manufacturer. Dispose of used batteries according to the manufacturer's
instructions. Statement 1015
Ultimate disposal of this product should be handled according to all national
Warning
laws and regulations. Statement 1040
Installation of the equipment must comply with local and national electrical
Warning
codes. Statement 1074
OL-17739-01
Cisco Wide Area Virtualization Engine 274 and 474 Hardware Installation Guide
Safety Warnings
2-3