To test the mbm, To test a station mbm, To test a trunk mbm – Nortel Networks BCM50 User Manual
Page 163
Chapter 18 Testing basic BCM50 functionality
163
Installation and Maintenance Guide
3
Check the wiring to the MBM. Make sure that the cables are properly seated and are connected
to the correct ports with proper LED indications.
4
Check that the switches on the MBM are all set to on. For more information about these
switches, see
Verifying the media bay module switch settings
If the MBM is a GASM or GATM, all the switches on the right are not on. For information
about setting these switches, see
Verifying the media bay module switch settings
To check the MBM switches, you must remove the MBM from the expansion unit. For
instructions, see
5
Perform a firmware download to ensure that the correct version is loaded on the ASM/GASM
or GATM unit.
6
Use Element Manager or Telset Admin to check the programming for the lines or extensions
connected to the MBM.
7
Reboot the system to ensure that the BCM50 main unit functions correctly.
8
If the programming is incorrect, use the Backup and Restore Utility to load a recent backup of
system programming. If a recent backup is not available, correct the programming using
Element Manager or the Telephone Administration feature.
To test the MBM
1
Check the Power and Status LEDs on the MBM. Both LEDs must be solid green. If either
LED is not solid green, a problem exists with the MBM. For a detailed description of the LED
states, see
Media bay module LEDs (expansion units only)
2
Perform a call test to make sure the new MBM functions correctly. If you replaced a station
MBM, use
on page 163. If you replaced a trunk MBM, use
on page 163. If you replaced a 4x16 MBM, use
To test a station MBM
1
Go to an extension on the MBM.
2
Check for a dial tone.
3
Use this extension to make a call to another extension on the system.
4
Use this extension to make a call to an external telephone number.
To test a trunk MBM
1
Go to an extension that has access to one of the lines on the MBM.
2
Select the line or line pool to which the line belongs.
3
Check for a dial tone.
4
Make a call using the line or line pool.