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Page 240 of 504 M3900 Flash Download
553-3001-367 Standard 3.00 August 2005
04.00 Ye s Phase I,
Phase II
Follow the standard software order
process.
Phase III Note: This is not a standard
process. M3900 Phase III phones
should not be configured on a
Release 25.08 system.
1. Follow the Small System
Release 25.08 to Release 04.00
Re-issue procedure for Phase I
and Phase II telephones (above).
The Release 04.00 contains
M3900 Phase III firmware for
M3900 telephones.
Table 37
Flash Download procedure matrix for Small Systems (Part 12 of 18)
Present
software
Upgrade to
software
Keycode
required
M3900
telephones
Upgrade steps