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Appendix A: Flash Download procedure Page 147 of 174
M3900 Series Meridian Digital Telephones Description, Installation and Administration
12 The list of PSDL files that can be downloaded appears. Select the PSDL
file you desire.
The install program backs up your current PSDL file and installs the new
file. When it is complete, you are returned to the Main Install menu.
13 From the main menu, choose the following:
<q> to quit (remove any diskettes from the floppy drive)
<y> Yes, to confirm quit
<a> to reboot the system
Note: The system automatically performs a sysload, during which
several messages appear on the system terminal. Wait for the DONE and
then INI messages to be displayed before continuing.
Switch call processing to Core/Net 1
Perform the next four steps in succession. Call processing will be switched
from Core/Net 0 to Core/Net 1.
1 In Core/Net 0, set the DIS/ENB faceplate switch on the IODU/C card to
DIS.
2 In Core/Net 0, disable the CNI cards by setting the ENB/DIS faceplate
switches to DIS.
3 In Core/Net 1, enable the CNI cards by setting the ENB/DIS faceplate to
ENB.
4 In Core/Net 1, press the MAN INT button.
Note: Call processing is now switched from Core/Net 0 to Core/Net 1.
CAUTION
Call processing will be interrupted!
Perform these next steps carefully. This is the point
at which your service is interrupted. Calls in process
will be interrupted, especially if Peripheral Software
Download takes place. Some calls may be dropped.