Safety Information - Cisco 1603R User Manual

Installing a WAN Interface Card

Safety Information

This section lists safety warnings that you should be aware of before installing a WAN
interface card in the router.
Warning
replace this equipment. (To see translated versions of this warning, refer to the
document that accompanied the router.)
Warning
jewelry (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. (To see translated versions of this warning, refer to the
document that accompanied the router.)
Warning
(from the card) to avoid contact with telephone-network voltages. (To see
translated versions of this warning, refer to the document that accompanied the
router.)
Warning
periods of lightning activity. (To see translated versions of this warning, refer to
the document that accompanied the router.)
3-2 Cisco 1600 Series Router Hardware Installation Guide
Only trained and qualified personnel should be allowed to install or
Before working on equipment that is connected to power lines, remove
Before opening the chassis, disconnect the telephone-network cables
Do not work on the system or connect or disconnect cables during