I'm sorry to tell you this, but, most businesses will not have
the standard "NID" that most residential customers have at their home.
Network Interface Device: demarcation point between the
Local Exchange Carrier and your equipment; it allows you the option of
testing your lines.
of lines and the complexity of business telecommunications makes it impossible
to provide a user friendly test point. If you have a standard NID, that's
great, go ahead and read the instructions for testing your line by
Typical Equipment panel
If you don't have a standard NID, you have no choice. You
must call a professional that has the test equipment and knowledge needed to
isolate and repair your problem.
Click here to go
to the work center and find a phoneman.
Here are a few tips on how to determine who to
If all lines are dead or noisy, the problem is with the
local service provider, (LSP) most of the time. Your LSP is the
company you pay for your local service. Check with their repair department and see if
they have outages in your area. Report your lines even if they have outages.
That way, someone will usually check to see if all your lines have been
restored. They will usually restore the problem that puts the most customers
back to work first and your report could help them restore your service more
When only one or two of your lines are effected, it could go
either way. There are fuses in the circuit that protects your equipment
that could be bad, you could have a wiring problem, or it could be a LSP
problem. Let cost dictate who to call. If the LSP will come out at
no charge, let them test the line before you call your phoneman. If you have a
maintenance agreement with your phoneman and there is no charge for him to come
out, call him first. He will usually be there faster than the LSP and can tell you pretty quickly where the problem is. If both your
local provider and phoneman charge for a visit, then it's up to you to decide
which one you want to give your money to.
If only one phone is in trouble and the lines are working ok
on other phones, then you will need your private telephone man to troubleshoot
the extension and make repairs.
Some customers will change the telephone itself
and fix the problem. If you do this, be sure it is the same model and type of
phone. Digital systems are programmed in the back room equipment, not at the
phone. If the buttons on the replacement phone are not programmed in the same
pattern or sequence, it will really drive the user and your phoneman a little
crazy. We recommend that you call your telephoneman and let him make the
repairs before changing sets.
Always get the manuals that come with any
telephone or voice mail system purchase.
A good technician will usually be able to program your system when the manuals
Have two people in the office familiar with
your phone systems' operation, safeguard your manuals just as you would other
important documents and know where they are stored.