HP (Hewlett-Packard) 2420 (Q3085A) User Manual

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hp psc 2400 series
chapter 12
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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 number is called. Too many devices 
on one line may result in failure to ring in response to an incoming call. In most, but not 
all, areas the sum of the RENs of all devices should not exceed five (5). To be certain of 
the number of devices you may connect to your line, as determined by the REN, you should 
call your local telephone company to determine the maximum REN for your calling area.
If this equipment causes harm to the telephone network, your telephone company may 
discontinue your service temporarily. If possible, they will notify you in advance. If advance 
notice is not practical, you will be notified as soon as possible. You will also be advised of 
your right to file a complaint with the FCC. Your telephone company may make changes 
in its facilities, equipment, operations, or procedures that could affect the proper operation 
of your equipment. If they do, you will be given advance notice so you will have the 
opportunity to maintain uninterrupted service.
If you experience trouble with this equipment, please contact the manufacturer, or look 
elsewhere in this manual, for warranty or repair information. Your telephone company may 
ask you to 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. Contact your state’s public utility 
commission, public service commission, or corporation commission for more information.
This equipment includes automatic dialing capability. When programming and/or making 
test calls to emergency numbers:
Remain on the line and explain to the dispatcher the reason for the call.
Perform such activities in the off-peak hours, such as early morning or late evening.
Note:
The FCC hearing aid compatibility rules for telephones are not applicable to 
this equipment.
The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use 
a computer or other electronic device, including fax machines, to send any message unless 
such message clearly contains in a margin at the top or bottom of each transmitted page 
or on the first page of transmission, the date and time it is sent and an identification of the 
business, other entity, or other individual sending the message and the telephone number 
of the sending machine or such business, other entity, or individual. (The telephone number 
provided may not be a 900 number or any other number for which charges exceed local 
or long-distance transmission charges.) In order to program this information into your fax 
machine, you should complete the steps described in the software.
FCC statement
The United States Federal Communications Commission (in 47 CFR 15.105) has specified 
that the following notice be brought to the attention of users of this product.
Declaration of Conformity: This equipment has been tested and found to comply with the 
limits for a Class B digital device, pursuant to part 15 of the FCC Rules. Operation is 
subject to the following two conditions: (1) this device may not cause harmful interference, 
and (2) this device must accept any interference received, including interference that may 
cause undesired operation. Class B limits are designed to provide reasonable protection 
against harmful interference in a residential installation. This equipment generates, uses, 
and can radiate radio frequency energy, and, if not installed and used in accordance with 
the instructions, may cause harmful interference to radio communications. However, there 
is no guarantee that interference will not occur in a particular installation. If this equipment