Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the
network interface. Statement 1037
Warning
Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk
of electric shock from lightning. Statement 1038
Warning
To report a gas leak, do not use a telephone in the vicinity of the leak. Statement 1039
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations. Statement
1040
Warning
Before opening the unit, disconnect the telephone-network cables to avoid contact with telephone-network
voltages. Statement 1041
Warning
To prevent the system from overheating, do not operate it in an area that exceeds the maximum recommended
ambient temperature of 149°F (65°C). Statement 1047
Warning
The chassis should be mounted on a rack that is permanently affixed to the building. Statement 1049
Warning
IMPORTANT SAFETY INSTRUCTIONS: This warning symbol means danger. You are in a situation that
could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical
circuitry and be familiar with standard practices for preventing accidents. Use the statement number provided
at the end of each warning to locate its translation in the translated safety warnings that accompanied this
device. Statement 1071
Warning
No user-serviceable parts inside. Do not open. Statement 1073
Warning
This is a Class A Device and is registered for EMC requirements for industrial use. The seller or buyer should
be aware of this. If this type was sold or purchased by mistake, it should be replaced with a residential-use
type. Statement 294
Warning
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
49
Preparing for Installation
Standard Warning Statements