AppendixA: Flash Download procedure Page 161 of 174
M3900Series Meridian Digital Telephones Description,Installation and Administration
Install PSDL file on Core/Net 1
1Placethe CP PII Install disk into the MMDU floppy drive of Core1.
2Installthe CD-ROM into the MMDU CD drive of Core 1:
a. Press the button on the CD-ROM drive to open the CD-ROM disk
holder.
b. Placethe CD-ROM disk into the holder w ith the disk label showing.
c. Usethe four tabs to secure the CD-ROM drive.
d. Press the button again to close the CD-ROM disk holder (do
not push the holder in by hand).
3Press the manual RESET button on the Core 1 CP II card
faceplate.
4Beforethe i nstall runs, the system validates hard disk partitioning.
This takes approximately five minutes. The screen displays:
Testing partition 0
5At the terminal, press <cr> to start the software installation.
0percent done… 1 percent done… 99 percent done… 100 percent done
Testingpartition 1
0percent done… 1 percent done… 99 percent done… 100 percent done

Testing partition 2

0percent done… 1 percent done… 99 percent done… 100 percent done
Diskphysical checking is completed!
There are3 parti tionsin disk 0:
Thes izeof partition 0 ix XX MB
Thes izeof partition 1 ix XX MB
Thes izeof partition 2 ix XX MB
Disk partitions and sectors checking is completed!