Sierra Video Ponderosa 3G Series Routing Switcher - Manual (Page 9)

PONDEROSA
3
Cautions (continued)
 Leave the side, top, and bottom of the frame clear for air convection cooling and to
allow room for cabling. Slots and openings in the frame are provided for ventilation
and should not be blocked.
 Only an authorized Sierra Video technician should service the switchers. Any user
who makes changes or modifications to the unit without the expressed approval of
Sierra Video will void the warranty.
 If installed in a closed or multi-unit rack assembly, the operating ambient
temperature of the rack environment may be greater than the room ambient
temperature. Therefore, consideration should be given to installing the equipment in
an environment compatible with the manufacturer’s maximum rated ambient
temperature (TMRA).
 Installation of the equipment in a rack should be such that the amount of air flow
required for safe operation of the equipment is not compromised.
 Use a shielded data cable connection between the parallel data ports and peripherals
of this equipment.
 Other connections between peripherals of this equipment may be made with low
voltage non-shielded computer data cables.
 Network connections may consist of non-shielded CAT 5 cable.
 Do not cover chassis ventilation slots or block enclosure openings.
FCC Notice
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 the expense of the user.
The user may find the following publication prepared by the Federal Communications Commission
helpful:
“How to Identify and Resolve Radio-TV Interference Problems” (Stock number 004-000-
00345-4).
Available exclusively from the Superintendent of Documents, Government
Printing Office, Washington, DC 20402 (telephone 202 512-1800).
Warning
Changes or modifications not expressly approved by the party responsible for compliance to Part 15 of
the FCC Rules could void the user’s authority to operate the equipment.