MERLIN LEGEND Communications System Release 6.1
Maintenance and Troubleshooting
555-661-140
Issue 1
August 1998
Page 4-31
Processor Problems
Use the feature module from the old processor if it appears to be
functioning correctly; otherwise, install a new feature module. See
‘‘Replacing the Feature Module’’ on page 4-32
.
!Install the new processor module.
!Power up the system.
a. Plug the auxiliary units (if present) into the AC outlet.
b. Turn on the power supply on each expansion carrier.
c. Turn on the power supply on the basic carrier.
The system automatically cold starts.
! Perform a System Erase (frigid start).
See ‘‘System Erase (Frigid Start)’’ on page 4-17
for instructions.
! Restore system programming using one of the following items:
■ The backup floppy disk or original system programming disk.
See
System Programming and Maintenance
for instructions.
■ The backup memory card or original system programming
memory card (Release 3.0 and later). See Appendix D, “Backing
Up with a Memory Card,”
for instructions.
! Reconnect the D8W cord(s) connecting the SMDR printer and/or
system programming PC.
! Attach a tag to the old processor.
Use the tag to identify any visible problems and relevant error reports.