CyberPower OLS3S15KE User Manual page 24

event menu and identification menu. See Fig.5-3.
The control menu
By pressing
menu screen.
1) Buzzer mute
2) Battery test: is one command to control all UPS in a parallel system to do the
battery test at the same time.
3) Clear EPO status: once EPO status is enabled, the UPS output would be cut off.
To recover to normal status, first EPO connector should be closed, and enter this
menu to clear EPO status, then UPS would stop alarm and recover to Bypass
model. And UPS needs be turned on by manual operation.
4) Single UPS off: is one command to turn off one UPS which is operated currently
in a parallel system and other UPS continue working to supply the load in the
parallel system.
on the menu of "Control", the display would enter the next control
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