Lucent Technologies MERLIN LEGEND Release 6.0 Maintenance And Troubleshooting Manual page 114

MERLIN LEGEND Communications System Release 6.0
Maintenance and Troubleshooting 555-660-140
Control Unit Problems
Processor Problems
Beginning with Release 3.0, the system software can be installed or upgraded
through the PCMCIA interface slot on the processor module. Use the procedure
below when one of the following takes place:
System software becomes corrupted. Attempt to reinstall software with a
Forced Installation memory card. If that does not solve the problem,
replace the processor module.
Upgrade to a later release of system software
Summary
Console Procedure
PC Procedure
Back up system programming.
! 
To back up system programming onto a floppy disk, see System
Programming and Maintenance (SPM) . To back up onto a memory card,
see Appendix D, "Backing Up with a Memory Card." If the processor or
system software is not working, you may not be able to back up system
programming. If the system has been programmed to perform automatic
backups, use the latest backup file to restore programming. See Step 12.
Insert a Forced Installation or Upgrade memory card into the
! 
PCMCIA interface slot on the processor module.
See Figure
Menu
È Ã Ç Ä
4–4.
Issue 1
February 1998
Page 4-20
l