Nortel Meridian 1 Manual page 238

Table 5-6
Database conversion requirements, RT system upgrade to option 61C
RT X11
release
ROM card
required
From To
For converting a release 12, 13, or 14 customer database
(Use conversion procedure beginning on page 5-54)
12, 15 QPC939
13, 14
15 17 QPC939
17 19 N/A
19 21 N/A
For converting a release 15 or 16 customer database
(Use conversion procedure beginning on page 5-59)
15, 16 17 QPC939
17 19 N/A
19 21 N/A
For converting a release 17 or 18 customer database
(Use conversion procedure beginning on page 5-62)
17,18 19 N/A
19 21 N/A
For converting a release 19 or 20 customer database
(Use conversion procedure beginning on page 5-62)
19, 20 21 N/A
Note: Use the latest software release (e.g., 15.xx) acquired from your Northern Telecom representative. If a
specific issue is indicated (e.g., 15.53 and 15.57), it must be used.
Software required (see note)
Release 12.xx, 13.xx, or 14.xx RT system software disk and data
cartridge
Release 15.xx RT system software disk and data cartridge
Release 17.xx RT system software disk and data cartridge
Software Installation Tool
Software Installation Tool
Release 17.xx RT system software disk and data cartridge
Software Installation Tool
Software Installation Tool
Software Installation Tool
Software Installation Tool
Software Installation Tool
Upgrade system installation Upgrading to Meridian 1 system options
SL-1 RT system upgrades 5-53