3.3 Display-panel Indicators
NOTE: The display automatically powers-off to conserve power. However, the display remains on when
there is a warning or fault to call attention to the event.
Figure 3.2 LCD Display
ITEM DESCRIPTION
1 Battery mode when lit.
2 Replace battery warning when lit. See Warnings on page 14, for more details
3
AC-mode:
• On solid = Normal mode.
• Flashing = Automatic Voltage Regulation mode
4 Output-overload warning when flashing. See Warnings on page 14, for more details
5 Site-wiring fault warning when lit. See Warnings on page 14, for more details
6 Output-load level graph in 25% increments
7
Numeric display of UPS operational parameters:
• VAC = input/output voltage
• Hz = input/output frequency
• KW = output power
• MIN = estimated battery back-up time
8
Fault when lit. Fault codes indicated:
• E01
• E02
• E03
• E04
• E05
• E06
See Faults on page 14, for more details
9 Battery-capacity graph in 25% increments
10 Battery-mode alarm muted when lit. See Audible-tone Indicators on page 14, for more details
Table 3.2 Display Icons and Indicators
Vertiv | Liebert® PSA5™ Installer/User Guide | 13
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