Status LED Indicator: Display the current UPS operating mode or status.Identifier LED Indicator Color Status① AC green UPS is powered directly by AC② Inverter green UPS is powering through the inverter③ Battery yellow Line input fault, UPS is powered by batteries④ Bypass green UPS is powering the load by AC through bypass⑤ Fault redLED is either lit solid with continuous warning tone,or flashing with intermittent warning tone in case ofUPS abnormal operationLCD display screen— ⑥:Display detailed UPS informationFunction Keys: selecting and opening menu items, accessing information andchanging system parameters etc.Identifier Key Name Function⑦ Confirm/EnterSelect a menu or confirm an operation; confirm thepresent input password letter and enter the nextpassword letter input process; back to the main menufrom the status screen.⑧ Page Down Switch to next screen display under the same menu.⑨ ▲ Page UP Return to last screen display under the same menu.⑩ Esc EscapeReturn to previous menu or cancel a certain operation;cancel the input password; back to the status screenfrom the main menu.6Note: Please refer to Appendix 2 for detailed information on LED indication of theUPS status.