Nortel Networks M3110 - Manual (Page 242)

Page 242 of 504 M3900 Flash Download
553-3001-367 Standard 3.00 August 2005
Phase III Note: This is not a standard
process. M3900 Phase III phones
should not be configured on a
Release 25.15 system.
1. Follow the Small System
Release 25.15 to Release 25.15
Re-issue procedure for Phase I
and Phase 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.
Table 37
Flash Download procedure matrix for Small Systems (Part 14 of 18)
Present
software Upgrade to
software Keycode
required M3900
telephones
Upgrade steps