Replacing A Defective Base Station - Northern Telecom Meridian 1 Installation And Maintenance Manual

6. Hold the Base Station (to prevent it from falling) while applying upward
pressure to it.
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 17).
11. Install an additional CMRC or CMBC card if required (see "Installing
Meridian Companion cards" on page 58).
12. Make wiring changes as necessary (see "Wiring the Time Compression
Multiplexing lines" on page 50). 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 134.
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.
Re-eval recommended
A
to perform System Reevaluation, schedule it for off-hours, or
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 177) indicate that one or both Base Station radios are defective, the Base
Station must be replaced as follows:
message will be displayed. Your choices are
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