X5671 
User’s Guide 
75
FCC Part 68 Notice 
This equipment complies with Part 68 of FCC Rules. On the base unit of this 
equipment is a label that contains, among other information, the FCC Registration 
Number and Ringer Equivalence Number (REN) for this equipment. IF REQUESTED, 
THIS INFORMATION MUST BE GIVEN TO THE TELEPHONE COMPANY. 
The REN is useful to determine the quantity of devices you may connect to your 
telephone line and still have all of those devices ring when your telephone number is 
called. In most, but not all areas, the sum of the REN of all devices connected to one 
line should not exceed five (5.0). To be certain of the number of devices you may 
connect to you line, as determined by the REN, you should contact your local 
telephone company to determine the maximum REN for your calling area. 
If your equipment causes harm to the telephone network, the telephone company may 
discontinue your service temporarily. If possible, they will notify you in advance. But if 
advance notice is not practical, you will be notified as soon as possible. You will be 
informed of your right to file a complaint with the FCC. Your telephone company may 
make changes in it is facilities, equipment, operations or procedures that could affect 
the proper functioning of your equipment. If they do, you will be notified in advance to 
give you an opportunity to maintain uninterrupted telephone service. 
If you experience trouble with this telephone equipment, Please contact the following 
address and phone number for information on obtaining service or repairs. 
The telephone company may ask that you disconnect this equipment from the 
network until the problem has been corrected or until you are sure that the equipment 
is not malfunctioning. 
This equipment may not be used on coin service provided by the telephone company. 
Connection to party lines is subject to state tariffs. 
NOTICE: The Telephone Consumer Protection Act of 1991 makes it unlawful for any 
person to use a computer or an electronic device to send any message via a 
telephone fax machine, unless such a message clearly contains in a margin at the top 
or bottom of each transmitted page or on the first page of the transmission the 
following information: 
The date and time of transmission 
Identification of either business, business entity or individual sending message 
Telephone number of either the sending machine, business entity or individual 
Warning:
Users should not attempt to make such connections themselves, but should 
contact appropriate electric inspection authority, or electrician, as appropriate. 
Do not use any other power adapter except the one that accompanies the unit. Use of 
other adapter could result in damage to the unit. To prevent electronic shock, please do not 
open the cover.