3Com V7111 - Manual (Page 69)

Telecommunication Safety
The safety status of each port on the gateway is declared and detailed in the table below:
Ports Safety Status
Ethernet (100 Base-TX) SELV
FXS (ODP P/N’s) TNV-3
FXS TNV-2
TNV-3: Circuit whose normal operating voltages exceeds the limits for an SELV circuit under
normal operating conditions and on which over voltages from Telecommunication Networks
are possible
TNV-2: Circuit whose normal operating voltages exceeds the limits for an SELV circuit under
normal operating conditions and is not subjected to over voltages from Telecommunication
Networks
SELV: Safety extra low voltage circuit.
FCC Statement
This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference when the equipment is operated in a
commercial environment. This equipment generates uses and can radiate radio frequency
energy and, if not installed and used in accordance with the instruction manual, may cause
harmful interference to radio communications. Operation of this equipment in a residential
area is likely to cause harmful interference in which case the user will be required to correct
the interference at his own expense.
This is a Class A product. In a domestic environment this product may cause radio
interference in which case the user may be required to take adequate measures.
3Com VCX V7111 Analog Gateway Installation Guide 69