UPS area, so a label should be posted to advise service personnel that the
UPS circuit is under maintenance
。
WARNING!
Wait for about 5 minutes for the internal D.C. bus bar capacitors to be completely
discharged
.
4.3 The Display
4.3.1 LCD display
Introduction
CAUTION!
The display provides more functions than those described in this manual
LCD SELFTEST UPS SELFTEST
TURN ON UPS INVERTER TURN ON
INVERTER TURNING ON INVERTER TURN OFF