
XMU+ Installation and Maintenance Guide rev.07 131
If XMU+ Hardware Failures Occur
To perform a quick reset
Perform a quick reset of the XMU+ system when it must be reset immediately. Unlike
a reset, a quick reset does not wait for all lines to disconnect before shutting down.
Quick resets will NOT erase messages or configurations.
1. Press Enter to access the Main Menu.
2. Press the Right Arrow to reach System on the Main
Menu, and press Enter.
3. Press the Right Arrow to reach System Reset, and
press Enter.
4. Press the Right Arrow to reach Quick Reset, and press
Enter. XMU+ displays a message asking if you are sure
that you want to perform this reset.
5. Press Enter to perform the quick reset.
The XMU+ shuts down immediately, and then restarts.
To select a previous firmware (APP Image) version
If a firmware upgrade fails during download, of if a firmware upgrade is defective, you
may need to return the XMU+ to a previous firmware version. This could affect
recorded messages and configurations.
1. Power down the XMU+.
See To p ower dow n the XMU+ on page 108.
2. Connect the XMU+ to its power supply while holding
down the Enter key.
XMU+ displays all previously installed firmware (APP)
version numbers. A * is shown beside the current
version number.
3. Press the appropriate Arrow (Left or Right) to reach
the desired firmware (APP) version.
4. Press Enter. XMU+ resets the firmware to the selected
version and displays a message asking if you want to
perform a Factory Reset.
5. If you select:
YES, the XMU+ will reset to its default factory settings. This will erase ALL
messages and ALL configurations, so you will have to download
TIP...
To cancel the quick
reset command and
return to the
previous menu, press
Exit when XMU+
asks Are you sure?.
APP
Image
Application Image
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