Nortel Meridian Companion, Installation And Maintenance Manual

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Maintenance Page 147 of 206
Meridian Companion Installation and Maintenance Guide
7. Lift the Base Station away from the bracket. Remove TCM and power
wires from the mounting bracket.
8. Remove the mounting base.
9. Mount and connect the Base Station (see “Installing Base Stations” on
page 12).
10. Install and connect an additional RPI if required (see “Installing remote
power interconnect units” on page 16).
11. Install an additional CMRC or CMBC card if required (see “Installing
Meridian Companion cards” on page 59).
12. Make wiring changes as necessary (see “Wiring the Time Compression
Multiplexing lines” on page 51). Make sure that any exposed wiring has
secondary protectors installed.
13. If a Base Station is being moved, reenable previously disabled TCM
devices as discussed in “TCM Status” on page 132.
14. If you have moved a Base Station, perform System Reevaluation. If you
have added a Base Station to an existing cell, perform a manual re-
evaluation.
15. Note configuration changes in Meridian Companion Programming and
Provisioning Record.
Replacing a defective Base Station
To replace a Base Station, you do not have to power down the system. When
you replace a Base Station, no portable registration information is lost.
A
Re-eval recommended
message will be displayed. Your choices are to
perform System Reevaluation, schedule it for off-hours, or CLEAR to disregard
the message. You need to perform System Reevaluation only if the Base
Station location changed in addition to replacing the defective Base Station.
If troubleshooting procedures (see “Troubleshooting a Base Station” on
page 169) indicate that one or both Base Station radios are defective, the Base
Station must be replaced as follows:
1. Disable the associated TCM devices using the Administration Terminal
software (see “TCM Status” on page 132).