Minor Flicker
(Note 1) 1) "Major" is defined as major failure. Inverter transferred to the static bypass line;
2) "Minor" is defined as a minor failure. UPS continues to operate normally, but cause of alarm
must be identified;
(Note 2) Indicates one of two possible LED illumination patterns - continuously on (lit) or intermittent
(flicker).
(Note 3) Code indication means:
UA+++------------------------ Alarm
UF+++ ------------------------ Failure
U%0++ ----------------------- Rectifier circuit failure
U%1++ ----------------------- DC circuit failure
U%2++ ----------------------- Inverter circuit failure
U%3++ ----------------------- Control circuit failure
U%4++ ----------------------- Bypass system failure
U%8++ ----------------------- Alarm
U%+00 - U%+49 --------- Major failure
U%+50 - U%+99 --------- Minor failure
*) “+” denotes any numeral from 0 to 9
*) “%” denotes either “A” or “F”