TECHNICAL SPECIFICATIONS
VORTEX EF2201 Reference Manual 26 Technical Support: 800.932.2774
tion 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.
In accordance with part 15 of the FCC rules, the user is cautioned that any changes or
modifications not expressly approved by Polycom Inc. could void the user’s authority
to operate the equipment.
This Class [A] digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe [A] est conforme à la norme NMB-003 du Can-
ada.
US Telco
requirements
This equipment complies with part 68 of the FCC Rules. Please refer to the labeling
on equipment for the following information:
• Registration Number
• Ringer Equivalence
• Grantee's Name
• Model Number
• Serial Number and/or Date of Manufacture
• Country of Origin
If requested this information must be provided to the telephone company
Notes
• This registered equipment may not be used with party lines or coin lines.
• If trouble is experienced the customer shall disconnect the registered equipment
from the telephone line to determine if the registered equipment is malfunctioning
and that if the registered equipment is malfunctioning, the use of such equipment
shall be discontinued until the problem has been corrected.
• If, in the unlikely event that this equipment causes harm to the network, the tele-
phone company will notify you in advance that temporary discontinuance of ser-
vice may be required. But if advance notice isn't practical, the telephone
company will notify you as soon as possible. Also, you will be advised of your
right to file a complaint with the FCC if you believe it necessary.
• The telephone company may make changes to its facilities, equipment, operations
or procedures that could affect the operation of the equipment. If this happens
the telephone company will provide advance notice so you can make the neces-
sary modifications to maintain uninterrupted service.
REN The REN is used to determine the quantity of devices that may be connected to the
telephone line. Excessive REN's on the telephone line may result in the devices not
ringing in response to an incoming call. Typically the sum of REN's should not
exceed five (5.0). To be certain of the number of devices that may be connected to a
line (as determined by the total REN's) contact the local telephone company.
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