Benutzerhandbuch - ONLINE USV-Systeme

5. TroubleshootingIf the UPS system does not operate correctly, please attempt to solve theproblem using the table below.Problem Possible cause RemedyNo indication, nobeep even UPS isconnected to mainspower supplyGreen LED blinks,red LED off,1 beep every 4 secGreen LED blinks,red LED off,1 beep every secGreen LED lights up,red LED blinks,2 beeps every 2 secGreen LED lights up,red LED blinks,1 beep every halfsecGreen LED off,red LED lights up,continuous beeps.No input voltage Check building wall outlet andmains cable by connectinganother device with this cableto this wall outletFuse has been melt Replace fuse by fuse withsame ratingMains power failure Wait until mains powerrecoversUPS input powercord is not pluggedPower cord defectiveVery low batteryvoltageBattery cannot bechargedThe power requiredfrom the equipmentis too high.Output short circuitOverload exceeds120%UPS faultMake sure the power cord isconnectedPlease contact your dealerPlug the UPS into a workingwall outlet for at least 8 hoursto recharge the batteries.If the problem still remains,the UPS will not operateduring power failure, or it willturn off immediately. In thiscase, contact your dealer.Please contact your dealerRemove equipment until theUPS stops beepingRemove all of the equipmentand contact your dealerReduce the loadContact your dealerYQ_manual_ger-eng-it_ 2009-09-29.doc249/29/2009, S. Spitzley