Delta DPS-400K User Manual page 89

5
Press the ON button
it after you hear one beep. The following screen appears.
6
During the start-up testing period, the system starts up the inverter, the Inverter
Start-up LED
AC source.
7
After synchronization, the UPS will automatically switch from bypass mode into
inverter mode, and the inverter will supply power to the output. In the meantime,
the Bypass Power Supply LED
illuminates, and the following screen appears.
U N I T : # 1.1
LOAD UNPROTECTED
ON AUTO BYPASS
BYPA.
MAIN
on the control panel for three to ten seconds and release
U N I T : # 1.1
SELF DIAGNOSIS
ON AUTO BYPASS
BYPA.
MAIN
lights up, and the system begins synchronization with the bypass
turns off, the Inverter Power Supply LED
U N I T : # 1.1
LOAD PROTECTED
ON LINE
BYPA.
MAIN
7-9
7 UPS Operation
2010 - 06 - 01
11 : 59 : 59
2010 - 06 - 01
11 : 59 : 59
2010 - 06 - 01
11 : 59 : 59