Teledex Y Series - Manual (Page 23)

Y SERIES EXP212, EXP224, AND EXP248 USER GUIDE www.teledex.com 23
Firmware Write In Progress
The Flash Write process may take a few minutes;
you must not turn off or reset the system during
the process.
Firmware Write Successfully
When the Flash Write process has completed
successfully, the Firmware Update Status shows
“Firmware has upgraded already”. You can now
restart the system.