Nortel M3110 Installation Manual page 257

Table 38
Flash Download procedure matrix for Large Systems (Part 11 of 15)
Upgrade
Present to
software software
25.15 25.15
Re-issue
Keycode M3900
required telephones
No Phase I,
Phase II
Phase III
Telephones and Consoles
M3900 Flash Download
Upgrade steps
1. Determine M3900 PSWV to install
(see Table 40 on page 281).
Select PSWV #1 Global or #4 N.A. (25%
savings; second PC card needed).
Note: Select PSWV #5 (Release 1
firmware for X11 Release 24; second PC
card needed) only if the customer is just
running the Release 24 M3900 features.
2. Download software from the web with
appropriate PSWV language file.
3. Follow the procedure "PSDL
installation" on page 267
software with the selected M3900 PSWV
file.
4. Install manufactured patches.
5. Download firmware to telephones,
following the Flash Download procedure.
Note: This is not a standard process.
There should not be M3900 Phase III
phones configured on a 25.15 system.
1. Follow the Large System Release
25.15 to 25.15 Re-issue procedure for
Phase I/II telephones (above).
The Release 25.15 Re-issue contains
M3900 Phase I firmware for M3905
telephones and Phase II firmware for
M3902, M3903, and M3904 telephones.
Follow the Flash Download process to
downgrade the M3900 Phase III phones
to Phase I/II firmware.
Description, Installation, and Operation
Page 257 of 504
to install