Meridian Audio M3900 - Manual (Page 131)

Appendix A: Flash Download procedure Page 131 of 174
M3900 Series Meridian Digital Telephones Description, Installation and Administration
Single-Set Flash Download
Flash DownLoad Unit (FDLU) - initiate flash download for this unit. For
this command to work, the set must be in an idle state. That is, there can be
no active call, no active application, and the set must be configured and in
workingcondition (respondingto a query command). Also, the firmware
version on the set must not be current. That is, it must be different from the
one on the system disk.
. F DLU l s c u
l = loop address
s = shelf address
c = card address
u = unit address
Flash DownLoad Idle (FDLI) - initiate flash download as soon as the set is
idle. For this command to work, the set must be in workingcondition. If the
set is idle, the downloadingoccurs immediately. If the set is on an active call,
downloadingoccurs immediately after the call is terminated. However, if
after the active call is terminated, there is an active application on the set,
downloadingis aborted. Again, the downloadingoperation occurs only if the
version on the set is not current.
. F DLI l s c u
Flash DownLoad Forced (FDLF) - initiate flash download immediately.
For this command to work, the set must be in workingcondition. If the set is
idle, the downloadingoccurs immediately. If the set is on an active call, the
call is force disconnected and then downloadingoccurs immediately after the
disconnect. It also force downloads the system disk version even if the set
firmware version is more current. However, if there is an application active
on the set, the downloadingoperation is aborted.
. F DLF l s c u
System-wide Flash Download
To prepare and trigger the flash download for the whole system manually,
load Overlay 32 and issue the followingcommands: