Lucent Merlin Legend Telephone Systems Repair, Troubleshooting 2
Page two of our repair and troubleshooting tips for the AT&T and Lucent Merlin Legend
telephone systems covers repair issues that may occur with a single or group of Lucent
Merlin Legend phones.
To begin, Merlin Legend has the capacity for 200 Lucent MLX
telephones and should a single phone become a repair issue the most likely cause
originate with the cable, jacks and the device. However there are telephone systems
repair issues that can arise from the Merlin Legend control cabinets. The main cabinet
or expansion cabinets, expansion modules, power units and telephone lines. These
problems will usually affect more than a single Merlin Legend telephone, yet it could
Troubleshooting procedure for a single Merlin Legend MLX telephone
Check the Phone by exchanges the non working phone with a known working telephone
of the same Merlin Legend MLX model. Make sure the exchange includes line cords,
as well as hand set cords.
All MLX telephone systems jacks are the same and most of the function of two different
models should work with jacks installed for a different model. Programming may be
different and might cause confusion. Using the same model of Phone will import the
same features and programming from the telephone system.
If you know the telephone system port location of the control cabinet, directly connecting
the telephone to it’s extension port would eliminate or confirm a cable repair issue.
If the problem is with the telephone set, the best repair method would be to replace
the telephone, or if possible replace the component of the phone, cord, handset,
If the repair problem exist with the telephone system port, moving the cable at the
phone system carrier may resolve the problem, of course the extension number will
be changed, however if you are familiar with programming of the Merlin Legend you
will be able to make changes in system programming to restore the values of the old
port to the new port. The quickest method would be to use extension copy moving the
values to the new port.
Merlin Legend Map
Knowing the physical location of each telephone extension in a Lucent Merlin Legend
telephone system gives an advantage in troubleshooting the telephone system should
a need for repair occur. Knowing which port a particular is connected to will save
time when troubleshooting telephones. To make a map or chart you will simply make
a two column list label on column port number and the second column telephone extensions.
Take a Merlin Legend MLX telephone to the Control Unit disconnect the first extension
briefly and insert the telephone you are using to identify the telephone extension
connected to that port. Press intercom and dial (Feature 00) the telephone display
will give the extension number assigned to the Port. Do this for each extension port
on the telephone system and in the future you will be able to identify where each
telephone connects to the Lucent Merlin Legend telephone System. AT&T and Lucent
Merlin Legend telephone systems ports are Installed from Merlin Legend MLX 408 expansion
modules and MLX 008 expansion modules . The eight jacks located at the bottom of
the 408 modules are the ports for MLX telephone extensions the four top jacks are
for the four telephone lines the module supports. The count starts from the left
as the first slot of the main control carrier and continues right with the next MLX
408 or MLX 008 module. Ports of each module is counted from bottom to top.
Port 1 Extension 100
Port 2 Extension 101