Xtreme Power Conversion Corporation
E91 User’s Manual
Page 15
Uninterruptible Power Supply
2-7. Software Installation
For optimal computer system protection, install UPS monitoring software to configure UPS shutdown
operation.
3. Operation
3-1. Initial Operation
1) Before operation, make sure that the two strings of batteries are connected correctly in order of
”+,GND,-” terminals and the breaker of the battery pack is at “ON” position (only for long-run model).
2) Press the “
” button to set up the power supply for the UPS. UPS will enter to power on
mode. After initialization, UPS will enter to “No Output mode”.
3-2. LED Indicators and LCD Panel
LED Indicators:
There are 4 LEDs on front panel to show the UPS working status:
Mode / LED
Bypass
Line
Battery
Fault
UPS On
●
●
●
●
Standby mode
○
○
○
○
Bypass mode
●
○
○
○
Line mode
○
●
○
○
Battery mode
○
○
●
○
CVCF mode
○
●
○
○
Battery Test
●
●
●
○
ECO mode
●
●
○
○
Fault
○
○
○
●
Note: ● means LED is lighting, and ○ means LED is faded.
3-3. Screen Description
After initialization, the LCD will display main screen. There are five sub-menus: Control, measure,
setting, information and data log. Touch any sub-menu icon to enter into the sub-screen.
LED indicators
LCD panel
