Technical information
Troubleshooting and Repair
141
Troubleshooting
7. Hold down PANEL ENABLE and press A RESET.
8. Enter:
MSS
If hard disk errors are reported, you must replace the 
hard disk. See Removing and Replacing a Faulty Hard 
Disk on page 143. If hard disk errors are not reported and 
if your RSD copy of the hard disk did not contain the 
latest database, restore the current database from your 
DATA SAVE RSD. See Restoring the Database from a 
DATA SAVE Backup on page 128 (note: you may need 
your Mitel Options Password).
If you don’t have an RSD copy of the hard drive (a VOL 
BACKUP)
1. Perform a DATA SAVE to RSD. See Making a DATA 
SAVE Backup on page 164.
2. Load the operating system software from the RSD (see 
page 171).
3. Restore the database (see page 174).
4. Enter:
MSS
If hard errors are reported, you must replace the hard 
disk. See Removing and Replacing a Faulty Hard Disk 
on page 143. If hard disk errors are not reported and if 
your RSD copy of the hard disk did not contain the latest 
database, restore the current database from your DATA 
SAVE RSD. See Restoring the Database from a DATA 
SAVE Backup on page 128.
Redundant Systems
1. Perform a DATA SAVE to RSD. See Making a DATA 
SAVE Backup on page 164.
2. Switch activity to the plane with the healthy hard disk.










