![Cover JR 10 User Manual Download Page 10](http://html.mh-extra.com/html/cover/jr-10/jr-10_user-manual_2673717010.webp)
8
Turn on UPS
Turn off UPS
To start the battery test, select the "BATT TEST" command and confirm your selection with the "YES"
key.
To cancel the test, select the return to the "Back" menu or the "No" command.
The display in the main window will show messages related to Battery testing or Battery test failed.
Turn on battery test
Turn off battery test
To silence the audible alarm, select the "MUTE ALL" command and confirm your selection with the
"YES" key.
To turn mute off, choose "Back" or with the command "No".
The mute icon appears on the display in the main window in the upper left corner
.
Mute alarm
Cancel mute alarm
The control menu also allows you to switch the battery charger on or off. Selecting the "ON / OFF
CHARGER" command enables it to turn on "Turn on Charger" if it is not working, or to turn it "Turn off
Charger" if it is currently active.