Compaq 2000 - Manual (Page 36)

3-6 Compaq 2000 Series UPS Operation and Reference Guide
Site Wiring Fault (LED 5)
Table 3-2
Site Wiring Fault LED
LED Color Meaning
5 Red No ground connection between utility power and the UPS.
The line and neutral connections between utility power and the
UPS are reversed.
The UPS voltage configuration may be incorrect.
Note: For units factory-configured for 208V, the Site Wiring Fault function has been
disabled. If reconfiguring a 230V unit to operate at 208V, the Site Wiring Fault function
must be manually disabled. See the section “Changing Configuration Parameters” in
Chapter 4, “Configuration.”
Battery Charge (LEDs 6-9)
Table 3-3
Battery Charge LEDs
LED Color Meaning
6 Green Batteries are between 67% and 100% charged.
(LEDs 7 and 8 are also green)
7 Green Batteries are approximately 66% charged.
(LED 8 is also green)
8 Green Batteries are approximately 33% charged.
9 Red Batteries are low; approximately three to five minutes of battery
backup remain.
Battery Service (LED 10)
Table 3-4
Battery Service LED
LED Color Meaning
10 Red Potential battery failure.
Note: When LED 10 is red, the audio alarm will sound, indicating the UPS has detected a
potential battery failure. The UPS batteries may need to be replaced in 30 to 60 days.