Operation and Display Panel
Liebert
®
GXT4
™
User Manual 24
3.4.1 Startup Screen
When the Liebert GXT4 is starting up, it initiates a self-test and displays the screen shown in Figure 3-3 for
about 10 seconds.
Figure 3-3 Startup screen
After about 10 seconds, the LCD shows one of the On screens in Figure 3-4; the screen shown depends
on whether input power is available.
Figure 3-4 Startup screens
To turn On the UPS, press either the Up or Down button to select YES and press the Enter button. The
UPS will start up, the LCD will display UPS STARTING and then START SUCCESSFUL after the UPS is
turned On, as shown in Figure 3-5.
Figure 3-5 Starting and Start Successful screens
No. Description
1 Input power is available.
2 Input power is not available.
O/P: 0V HZ 0.0A
I/P : 120 V 60HZ 0.0A
BATT: 100 % 320 MINS
LOAD: 0%
TURN ON UPS
YES NO
O/P: 0V 0HZ 0.0A
I/P : 120V 60HZ 0.0A
BATT: 100% 320MINS
LOAD: 0%
AC NOT AVAILABLE
START ON BATTERY?
YES NO
O/P: 0V 0HZ 0.0A
I/P : 120V 60HZ 0.0A
BATT: 100% 320MINS
LOAD: 0%
UPS STARTING
O/P: 120V 60HZ 4.6A
I/P : 120V 60HZ 5.0A
BATT: 100% 15MINS
LOAD: 40%
START SUCCESSFUL