To recover to normal status, first EPO connector should be closed, and enter LCD
menu (illustrated in the chapter of 5.4.5) to clear EPO status, then UPS would stop
alarm and recover to Bypass model. And UPS needs be turned on by manual
operation.
The polarity of connector could be inversed by setting in LCD menu in the
chapter of 5.4.7. Contact your local distributor for further information before
modifying the settings.
4. Rear View